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/****************************************************************************
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**
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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the QtGui module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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/*!
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\class QMdiSubWindow
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\brief The QMdiSubWindow class provides a subwindow class for
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QMdiArea.
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\since 4.3
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\ingroup mainwindow-classes
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QMdiSubWindow represents a top-level window in a QMdiArea, and consists
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of a title bar with window decorations, an internal widget, and
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(depending on the current style) a window frame and a size
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grip. QMdiSubWindow has its own layout, which consists of the
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title bar and a center area for the internal widget.
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\image qmdisubwindowlayout.png
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The most common way to construct a QMdiSubWindow is to call
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QMdiArea::addSubWindow() with the internal widget as the argument.
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You can also create a subwindow yourself, and set an internal
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widget by calling setWidget().
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You use the same API when programming with subwindows as with
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regular top-level windows (e.g., you can call functions such as
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show(), hide(), showMaximized(), and setWindowTitle()).
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\section1 Subwindow Handling
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QMdiSubWindow also supports behavior specific to subwindows in
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an MDI area.
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By default, each QMdiSubWindow is visible inside the MDI area
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viewport when moved around, but it is also possible to specify
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transparent window movement and resizing behavior, where only
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the outline of a subwindow is updated during these operations.
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The setOption() function is used to enable this behavior.
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The isShaded() function detects whether the subwindow is
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currently shaded (i.e., the window is collapsed so that only the
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title bar is visible). To enter shaded mode, call showShaded().
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QMdiSubWindow emits the windowStateChanged() signal whenever the
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window state has changed (e.g., when the window becomes minimized,
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or is restored). It also emits aboutToActivate() before it is
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activated.
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In keyboard-interactive mode, the windows are moved and resized
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with the keyboard. You can enter this mode through the system menu
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of the window. The keyboardSingleStep and keyboardPageStep
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properties control the distance the widget is moved or resized for
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each keypress event. When shift is pressed down page step is used;
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otherwise single step is used.
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You can also change the active window with the keyboard. By
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pressing the control and tab keys at the same time, the next
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(using the current \l{QMdiArea::}{WindowOrder}) subwindow will be
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activated. By pressing control, shift, and tab, you will activate
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the previous window. This is equivalent to calling
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\l{QMdiArea::}{activateNextSubWindow()} and
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\l{QMdiArea::}{activatePreviousSubWindow()}. Note that these
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shortcuts overrides global shortcuts, but not the \l{QMdiArea}s
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shortcuts.
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\sa QMdiArea
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*/
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/*!
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\enum QMdiSubWindow::SubWindowOption
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This enum describes options that customize the behavior
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of QMdiSubWindow.
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\omitvalue AllowOutsideAreaHorizontally
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\omitvalue AllowOutsideAreaVertically
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\value RubberBandResize If you enable this option, a rubber band
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control is used to represent the subwindow's outline, and the user
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resizes this instead of the subwindow itself.
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As a result, the subwindow maintains its original position and size
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until the resize operation has been completed, at which time it will
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receive a single QResizeEvent.
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By default, this option is disabled.
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\value RubberBandMove If you enable this option, a rubber band
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control is used to represent the subwindow's outline, and the user
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moves this instead of the subwindow itself.
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As a result, the subwindow remains in its original position until
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the move operation has completed, at which time a QMoveEvent is
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sent to the window. By default, this option is disabled.
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*/
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/*!
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\fn QMdiSubWindow::windowStateChanged(Qt::WindowStates oldState, Qt::WindowStates newState)
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QMdiSubWindow emits this signal after the window state changes. \a
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oldState is the window state before it changed, and \a newState is the
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new, current state.
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*/
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/*!
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\fn QMdiSubWindow::aboutToActivate()
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QMdiSubWindow emits this signal immediately before it is
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activated. After the subwindow has been activated, the QMdiArea that
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manages the subwindow will also emit the
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\l{QMdiArea::}{subWindowActivated()} signal.
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\sa QMdiArea::subWindowActivated()
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*/
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#include "qmdisubwindow_p.h"
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#ifndef QT_NO_MDIAREA
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#include <QApplication>
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#include <QStylePainter>
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#include <QVBoxLayout>
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#include <QMouseEvent>
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#include <QWhatsThis>
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#include <QToolTip>
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#include <QMainWindow>
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#include <QScrollBar>
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#include <QDebug>
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#if defined(Q_WS_MAC) && !defined(QT_NO_STYLE_MAC)
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#include <QMacStyle>
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#endif
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#include <QMdiArea>
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QT_BEGIN_NAMESPACE
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using namespace QMdi;
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static const QStyle::SubControl SubControls[] =
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{
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QStyle::SC_TitleBarLabel, // 1
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QStyle::SC_TitleBarSysMenu, // 2
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QStyle::SC_TitleBarMinButton, // 3
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QStyle::SC_TitleBarMaxButton, // 4
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QStyle::SC_TitleBarShadeButton, // 5
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QStyle::SC_TitleBarCloseButton, // 6
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QStyle::SC_TitleBarNormalButton, // 7
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QStyle::SC_TitleBarUnshadeButton, // 8
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QStyle::SC_TitleBarContextHelpButton // 9
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};
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static const int NumSubControls = sizeof(SubControls) / sizeof(SubControls[0]);
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static const QStyle::StandardPixmap ButtonPixmaps[] =
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{
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QStyle::SP_TitleBarMinButton,
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QStyle::SP_TitleBarNormalButton,
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QStyle::SP_TitleBarCloseButton
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};
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static const int NumButtonPixmaps = sizeof(ButtonPixmaps) / sizeof(ButtonPixmaps[0]);
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static const Qt::WindowFlags CustomizeWindowFlags =
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Qt::FramelessWindowHint
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| Qt::CustomizeWindowHint
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| Qt::WindowTitleHint
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| Qt::WindowSystemMenuHint
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| Qt::WindowMinimizeButtonHint
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| Qt::WindowMaximizeButtonHint
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| Qt::WindowMinMaxButtonsHint;
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static const int BoundaryMargin = 5;
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static inline int getMoveDeltaComponent(uint cflags, uint moveFlag, uint resizeFlag,
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int delta, int maxDelta, int minDelta)
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{
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if (cflags & moveFlag) {
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if (delta > 0)
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return (cflags & resizeFlag) ? qMin(delta, maxDelta) : delta;
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return (cflags & resizeFlag) ? qMax(delta, minDelta) : delta;
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}
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return 0;
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}
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static inline int getResizeDeltaComponent(uint cflags, uint resizeFlag,
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uint resizeReverseFlag, int delta)
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{
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if (cflags & resizeFlag) {
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if (cflags & resizeReverseFlag)
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return -delta;
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return delta;
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}
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return 0;
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}
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static inline bool isChildOfQMdiSubWindow(const QWidget *child)
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{
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Q_ASSERT(child);
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QWidget *parent = child->parentWidget();
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while (parent) {
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if (qobject_cast<QMdiSubWindow *>(parent))
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return true;
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parent = parent->parentWidget();
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}
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return false;
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}
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static inline bool isChildOfTabbedQMdiArea(const QMdiSubWindow *child)
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{
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Q_ASSERT(child);
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if (QMdiArea *mdiArea = child->mdiArea()) {
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if (mdiArea->viewMode() == QMdiArea::TabbedView)
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return true;
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}
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return false;
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}
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template<typename T>
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static inline ControlElement<T> *ptr(QWidget *widget)
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{
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if (widget && widget->qt_metacast("ControlElement")
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&& strcmp(widget->metaObject()->className(), T::staticMetaObject.className()) == 0) {
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return static_cast<ControlElement<T> *>(widget);
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}
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return 0;
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}
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QString QMdiSubWindowPrivate::originalWindowTitle()
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{
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Q_Q(QMdiSubWindow);
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if (originalTitle.isNull()) {
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originalTitle = q->window()->windowTitle();
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if (originalTitle.isNull())
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originalTitle = QLatin1String("");
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}
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return originalTitle;
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}
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void QMdiSubWindowPrivate::setNewWindowTitle()
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{
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Q_Q(QMdiSubWindow);
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QString childTitle = q->windowTitle();
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if (childTitle.isEmpty())
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return;
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QString original = originalWindowTitle();
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if (!original.isEmpty()) {
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if (!original.contains(QMdiSubWindow::tr("- [%1]").arg(childTitle)))
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q->window()->setWindowTitle(QMdiSubWindow::tr("%1 - [%2]").arg(original, childTitle));
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} else {
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q->window()->setWindowTitle(childTitle);
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}
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}
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static inline bool isHoverControl(QStyle::SubControl control)
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{
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return control != QStyle::SC_None && control != QStyle::SC_TitleBarLabel;
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}
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#if defined(Q_WS_WIN)
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static inline QRgb colorref2qrgb(COLORREF col)
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{
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return qRgb(GetRValue(col),GetGValue(col),GetBValue(col));
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}
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#endif
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#ifndef QT_NO_TOOLTIP
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static void showToolTip(QHelpEvent *helpEvent, QWidget *widget, const QStyleOptionComplex &opt,
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QStyle::ComplexControl complexControl, QStyle::SubControl subControl)
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{
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Q_ASSERT(helpEvent);
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Q_ASSERT(helpEvent->type() == QEvent::ToolTip);
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Q_ASSERT(widget);
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#if defined(Q_WS_MAC) && !defined(QT_NO_STYLE_MAC)
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// Native Mac windows don't show tool tip.
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if (qobject_cast<QMacStyle *>(widget->style()))
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return;
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#endif
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// Convert CC_MdiControls to CC_TitleBar. Sub controls of different complex
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// controls cannot be in the same switch as they might have the same value.
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if (complexControl == QStyle::CC_MdiControls) {
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if (subControl == QStyle::SC_MdiMinButton)
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subControl = QStyle::SC_TitleBarMinButton;
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else if (subControl == QStyle::SC_MdiCloseButton)
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subControl = QStyle::SC_TitleBarCloseButton;
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else if (subControl == QStyle::SC_MdiNormalButton)
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subControl = QStyle::SC_TitleBarNormalButton;
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else
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subControl = QStyle::SC_None;
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}
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// Don't change the tooltip for the base widget itself.
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if (subControl == QStyle::SC_None)
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return;
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QString toolTip;
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switch (subControl) {
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case QStyle::SC_TitleBarMinButton:
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toolTip = QMdiSubWindow::tr("Minimize");
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break;
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case QStyle::SC_TitleBarMaxButton:
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toolTip = QMdiSubWindow::tr("Maximize");
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break;
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case QStyle::SC_TitleBarUnshadeButton:
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toolTip = QMdiSubWindow::tr("Unshade");
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break;
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case QStyle::SC_TitleBarShadeButton:
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toolTip = QMdiSubWindow::tr("Shade");
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break;
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case QStyle::SC_TitleBarNormalButton:
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if (widget->isMaximized() || !qobject_cast<QMdiSubWindow *>(widget))
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toolTip = QMdiSubWindow::tr("Restore Down");
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else
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toolTip = QMdiSubWindow::tr("Restore");
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break;
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case QStyle::SC_TitleBarCloseButton:
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toolTip = QMdiSubWindow::tr("Close");
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break;
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case QStyle::SC_TitleBarContextHelpButton:
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toolTip = QMdiSubWindow::tr("Help");
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break;
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case QStyle::SC_TitleBarSysMenu:
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toolTip = QMdiSubWindow::tr("Menu");
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break;
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default:
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break;
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}
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const QRect rect = widget->style()->subControlRect(complexControl, &opt, subControl, widget);
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QToolTip::showText(helpEvent->globalPos(), toolTip, widget, rect);
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}
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#endif // QT_NO_TOOLTIP
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namespace QMdi {
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/*
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\class ControlLabel
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\internal
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*/
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class ControlLabel : public QWidget
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{
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Q_OBJECT
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public:
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ControlLabel(QMdiSubWindow *subWindow, QWidget *parent = 0);
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QSize sizeHint() const;
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signals:
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void _q_clicked();
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void _q_doubleClicked();
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protected:
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bool event(QEvent *event);
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void paintEvent(QPaintEvent *paintEvent);
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void mousePressEvent(QMouseEvent *mouseEvent);
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void mouseDoubleClickEvent(QMouseEvent *mouseEvent);
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void mouseReleaseEvent(QMouseEvent *mouseEvent);
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private:
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QPixmap label;
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bool isPressed;
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void updateWindowIcon();
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};
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} // namespace QMdi
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ControlLabel::ControlLabel(QMdiSubWindow *subWindow, QWidget *parent)
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: QWidget(parent), isPressed(false)
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{
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Q_UNUSED(subWindow);
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setFocusPolicy(Qt::NoFocus);
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updateWindowIcon();
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setFixedSize(label.size());
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}
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|
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/*
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\internal
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*/
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412 |
QSize ControlLabel::sizeHint() const
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{
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return label.size();
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}
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/*
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\internal
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*/
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bool ControlLabel::event(QEvent *event)
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{
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|
422 |
if (event->type() == QEvent::WindowIconChange)
|
|
423 |
updateWindowIcon();
|
|
424 |
#ifndef QT_NO_TOOLTIP
|
|
425 |
else if (event->type() == QEvent::ToolTip) {
|
|
426 |
QStyleOptionTitleBar options;
|
|
427 |
options.initFrom(this);
|
|
428 |
showToolTip(static_cast<QHelpEvent *>(event), this, options,
|
|
429 |
QStyle::CC_TitleBar, QStyle::SC_TitleBarSysMenu);
|
|
430 |
}
|
|
431 |
#endif
|
|
432 |
return QWidget::event(event);
|
|
433 |
}
|
|
434 |
|
|
435 |
/*
|
|
436 |
\internal
|
|
437 |
*/
|
|
438 |
void ControlLabel::paintEvent(QPaintEvent * /*paintEvent*/)
|
|
439 |
{
|
|
440 |
QPainter painter(this);
|
|
441 |
painter.drawPixmap(0, 0, label);
|
|
442 |
}
|
|
443 |
|
|
444 |
/*
|
|
445 |
\internal
|
|
446 |
*/
|
|
447 |
void ControlLabel::mousePressEvent(QMouseEvent *mouseEvent)
|
|
448 |
{
|
|
449 |
if (mouseEvent->button() != Qt::LeftButton) {
|
|
450 |
mouseEvent->ignore();
|
|
451 |
return;
|
|
452 |
}
|
|
453 |
isPressed = true;
|
|
454 |
}
|
|
455 |
|
|
456 |
/*
|
|
457 |
\internal
|
|
458 |
*/
|
|
459 |
void ControlLabel::mouseDoubleClickEvent(QMouseEvent *mouseEvent)
|
|
460 |
{
|
|
461 |
if (mouseEvent->button() != Qt::LeftButton) {
|
|
462 |
mouseEvent->ignore();
|
|
463 |
return;
|
|
464 |
}
|
|
465 |
isPressed = false;
|
|
466 |
emit _q_doubleClicked();
|
|
467 |
}
|
|
468 |
|
|
469 |
/*
|
|
470 |
\internal
|
|
471 |
*/
|
|
472 |
void ControlLabel::mouseReleaseEvent(QMouseEvent *mouseEvent)
|
|
473 |
{
|
|
474 |
if (mouseEvent->button() != Qt::LeftButton) {
|
|
475 |
mouseEvent->ignore();
|
|
476 |
return;
|
|
477 |
}
|
|
478 |
if (isPressed) {
|
|
479 |
isPressed = false;
|
|
480 |
emit _q_clicked();
|
|
481 |
}
|
|
482 |
}
|
|
483 |
|
|
484 |
/*
|
|
485 |
\internal
|
|
486 |
*/
|
|
487 |
void ControlLabel::updateWindowIcon()
|
|
488 |
{
|
|
489 |
QIcon menuIcon = windowIcon();
|
|
490 |
if (menuIcon.isNull())
|
|
491 |
menuIcon = style()->standardIcon(QStyle::SP_TitleBarMenuButton, 0, parentWidget());
|
|
492 |
label = menuIcon.pixmap(16, 16);
|
|
493 |
update();
|
|
494 |
}
|
|
495 |
|
|
496 |
namespace QMdi {
|
|
497 |
/*
|
|
498 |
\class ControllerWidget
|
|
499 |
\internal
|
|
500 |
*/
|
|
501 |
class ControllerWidget : public QWidget
|
|
502 |
{
|
|
503 |
Q_OBJECT
|
|
504 |
public:
|
|
505 |
ControllerWidget(QMdiSubWindow *subWindow, QWidget *parent = 0);
|
|
506 |
QSize sizeHint() const;
|
|
507 |
void setControlVisible(QMdiSubWindowPrivate::WindowStateAction action, bool visible);
|
|
508 |
inline bool hasVisibleControls() const
|
|
509 |
{
|
|
510 |
return (visibleControls & QStyle::SC_MdiMinButton)
|
|
511 |
|| (visibleControls & QStyle::SC_MdiNormalButton)
|
|
512 |
|| (visibleControls & QStyle::SC_MdiCloseButton);
|
|
513 |
}
|
|
514 |
|
|
515 |
signals:
|
|
516 |
void _q_minimize();
|
|
517 |
void _q_restore();
|
|
518 |
void _q_close();
|
|
519 |
|
|
520 |
protected:
|
|
521 |
void paintEvent(QPaintEvent *event);
|
|
522 |
void mousePressEvent(QMouseEvent *event);
|
|
523 |
void mouseReleaseEvent(QMouseEvent *event);
|
|
524 |
void mouseMoveEvent(QMouseEvent *event);
|
|
525 |
void leaveEvent(QEvent *event);
|
|
526 |
bool event(QEvent *event);
|
|
527 |
|
|
528 |
private:
|
|
529 |
QStyle::SubControl activeControl;
|
|
530 |
QStyle::SubControl hoverControl;
|
|
531 |
QStyle::SubControls visibleControls;
|
|
532 |
void initStyleOption(QStyleOptionComplex *option) const;
|
|
533 |
QMdiArea *mdiArea;
|
|
534 |
inline QStyle::SubControl getSubControl(const QPoint &pos) const
|
|
535 |
{
|
|
536 |
QStyleOptionComplex opt;
|
|
537 |
initStyleOption(&opt);
|
|
538 |
return style()->hitTestComplexControl(QStyle::CC_MdiControls, &opt, pos, mdiArea);
|
|
539 |
}
|
|
540 |
};
|
|
541 |
} // namespace QMdi
|
|
542 |
|
|
543 |
/*
|
|
544 |
\internal
|
|
545 |
*/
|
|
546 |
ControllerWidget::ControllerWidget(QMdiSubWindow *subWindow, QWidget *parent)
|
|
547 |
: QWidget(parent),
|
|
548 |
activeControl(QStyle::SC_None),
|
|
549 |
hoverControl(QStyle::SC_None),
|
|
550 |
visibleControls(QStyle::SC_None),
|
|
551 |
mdiArea(0)
|
|
552 |
{
|
|
553 |
if (subWindow->parentWidget())
|
|
554 |
mdiArea = qobject_cast<QMdiArea *>(subWindow->parentWidget()->parentWidget());
|
|
555 |
setFocusPolicy(Qt::NoFocus);
|
|
556 |
setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Minimum);
|
|
557 |
setMouseTracking(true);
|
|
558 |
}
|
|
559 |
|
|
560 |
/*
|
|
561 |
\internal
|
|
562 |
*/
|
|
563 |
QSize ControllerWidget::sizeHint() const
|
|
564 |
{
|
|
565 |
ensurePolished();
|
|
566 |
QStyleOptionComplex opt;
|
|
567 |
initStyleOption(&opt);
|
|
568 |
QSize size(48, 16);
|
|
569 |
return style()->sizeFromContents(QStyle::CT_MdiControls, &opt, size, mdiArea);
|
|
570 |
}
|
|
571 |
|
|
572 |
void ControllerWidget::setControlVisible(QMdiSubWindowPrivate::WindowStateAction action, bool visible)
|
|
573 |
{
|
|
574 |
QStyle::SubControl subControl = QStyle::SC_None;
|
|
575 |
|
|
576 |
// Map action from QMdiSubWindowPrivate::WindowStateAction to QStyle::SubControl.
|
|
577 |
if (action == QMdiSubWindowPrivate::MaximizeAction)
|
|
578 |
subControl = QStyle::SC_MdiNormalButton;
|
|
579 |
else if (action == QMdiSubWindowPrivate::CloseAction)
|
|
580 |
subControl = QStyle::SC_MdiCloseButton;
|
|
581 |
else if (action == QMdiSubWindowPrivate::MinimizeAction)
|
|
582 |
subControl = QStyle::SC_MdiMinButton;
|
|
583 |
|
|
584 |
if (subControl == QStyle::SC_None)
|
|
585 |
return;
|
|
586 |
|
|
587 |
if (visible && !(visibleControls & subControl))
|
|
588 |
visibleControls |= subControl;
|
|
589 |
else if (!visible && (visibleControls & subControl))
|
|
590 |
visibleControls &= ~subControl;
|
|
591 |
}
|
|
592 |
|
|
593 |
/*
|
|
594 |
\internal
|
|
595 |
*/
|
|
596 |
void ControllerWidget::paintEvent(QPaintEvent * /*paintEvent*/)
|
|
597 |
{
|
|
598 |
QStyleOptionComplex opt;
|
|
599 |
initStyleOption(&opt);
|
|
600 |
if (activeControl == hoverControl) {
|
|
601 |
opt.activeSubControls = activeControl;
|
|
602 |
opt.state |= QStyle::State_Sunken;
|
|
603 |
} else if (hoverControl != QStyle::SC_None && (activeControl == QStyle::SC_None)) {
|
|
604 |
opt.activeSubControls = hoverControl;
|
|
605 |
opt.state |= QStyle::State_MouseOver;
|
|
606 |
}
|
|
607 |
QPainter painter(this);
|
|
608 |
style()->drawComplexControl(QStyle::CC_MdiControls, &opt, &painter, mdiArea);
|
|
609 |
}
|
|
610 |
|
|
611 |
/*
|
|
612 |
\internal
|
|
613 |
*/
|
|
614 |
void ControllerWidget::mousePressEvent(QMouseEvent *event)
|
|
615 |
{
|
|
616 |
if (event->button() != Qt::LeftButton) {
|
|
617 |
event->ignore();
|
|
618 |
return;
|
|
619 |
}
|
|
620 |
activeControl = getSubControl(event->pos());
|
|
621 |
update();
|
|
622 |
}
|
|
623 |
|
|
624 |
/*
|
|
625 |
\internal
|
|
626 |
*/
|
|
627 |
void ControllerWidget::mouseReleaseEvent(QMouseEvent *event)
|
|
628 |
{
|
|
629 |
if (event->button() != Qt::LeftButton) {
|
|
630 |
event->ignore();
|
|
631 |
return;
|
|
632 |
}
|
|
633 |
|
|
634 |
QStyle::SubControl under_mouse = getSubControl(event->pos());
|
|
635 |
if (under_mouse == activeControl) {
|
|
636 |
switch (activeControl) {
|
|
637 |
case QStyle::SC_MdiCloseButton:
|
|
638 |
emit _q_close();
|
|
639 |
break;
|
|
640 |
case QStyle::SC_MdiNormalButton:
|
|
641 |
emit _q_restore();
|
|
642 |
break;
|
|
643 |
case QStyle::SC_MdiMinButton:
|
|
644 |
emit _q_minimize();
|
|
645 |
break;
|
|
646 |
default:
|
|
647 |
break;
|
|
648 |
}
|
|
649 |
}
|
|
650 |
|
|
651 |
activeControl = QStyle::SC_None;
|
|
652 |
update();
|
|
653 |
}
|
|
654 |
|
|
655 |
/*
|
|
656 |
\internal
|
|
657 |
*/
|
|
658 |
void ControllerWidget::mouseMoveEvent(QMouseEvent *event)
|
|
659 |
{
|
|
660 |
QStyle::SubControl under_mouse = getSubControl(event->pos());
|
|
661 |
//test if hover state changes
|
|
662 |
if (hoverControl != under_mouse) {
|
|
663 |
hoverControl = under_mouse;
|
|
664 |
update();
|
|
665 |
}
|
|
666 |
}
|
|
667 |
|
|
668 |
/*
|
|
669 |
\internal
|
|
670 |
*/
|
|
671 |
void ControllerWidget::leaveEvent(QEvent * /*event*/)
|
|
672 |
{
|
|
673 |
hoverControl = QStyle::SC_None;
|
|
674 |
update();
|
|
675 |
}
|
|
676 |
|
|
677 |
/*
|
|
678 |
\internal
|
|
679 |
*/
|
|
680 |
bool ControllerWidget::event(QEvent *event)
|
|
681 |
{
|
|
682 |
#ifndef QT_NO_TOOLTIP
|
|
683 |
if (event->type() == QEvent::ToolTip) {
|
|
684 |
QStyleOptionComplex opt;
|
|
685 |
initStyleOption(&opt);
|
|
686 |
QHelpEvent *helpEvent = static_cast<QHelpEvent *>(event);
|
|
687 |
showToolTip(helpEvent, this, opt, QStyle::CC_MdiControls, getSubControl(helpEvent->pos()));
|
|
688 |
}
|
|
689 |
#endif // QT_NO_TOOLTIP
|
|
690 |
return QWidget::event(event);
|
|
691 |
}
|
|
692 |
|
|
693 |
/*
|
|
694 |
\internal
|
|
695 |
*/
|
|
696 |
void ControllerWidget::initStyleOption(QStyleOptionComplex *option) const
|
|
697 |
{
|
|
698 |
option->initFrom(this);
|
|
699 |
option->subControls = visibleControls;
|
|
700 |
option->activeSubControls = QStyle::SC_None;
|
|
701 |
}
|
|
702 |
|
|
703 |
/*
|
|
704 |
\internal
|
|
705 |
*/
|
|
706 |
ControlContainer::ControlContainer(QMdiSubWindow *mdiChild)
|
|
707 |
: QObject(mdiChild),
|
|
708 |
previousLeft(0),
|
|
709 |
previousRight(0),
|
|
710 |
#ifndef QT_NO_MENUBAR
|
|
711 |
m_menuBar(0),
|
|
712 |
#endif
|
|
713 |
mdiChild(mdiChild)
|
|
714 |
{
|
|
715 |
Q_ASSERT(mdiChild);
|
|
716 |
|
|
717 |
m_controllerWidget = new ControlElement<ControllerWidget>(mdiChild);
|
|
718 |
connect(m_controllerWidget, SIGNAL(_q_close()), mdiChild, SLOT(close()));
|
|
719 |
connect(m_controllerWidget, SIGNAL(_q_restore()), mdiChild, SLOT(showNormal()));
|
|
720 |
connect(m_controllerWidget, SIGNAL(_q_minimize()), mdiChild, SLOT(showMinimized()));
|
|
721 |
|
|
722 |
m_menuLabel = new ControlElement<ControlLabel>(mdiChild);
|
|
723 |
m_menuLabel->setWindowIcon(mdiChild->windowIcon());
|
|
724 |
#ifndef QT_NO_MENU
|
|
725 |
connect(m_menuLabel, SIGNAL(_q_clicked()), mdiChild, SLOT(showSystemMenu()));
|
|
726 |
#endif
|
|
727 |
connect(m_menuLabel, SIGNAL(_q_doubleClicked()), mdiChild, SLOT(close()));
|
|
728 |
}
|
|
729 |
|
|
730 |
ControlContainer::~ControlContainer()
|
|
731 |
{
|
|
732 |
#ifndef QT_NO_MENUBAR
|
|
733 |
removeButtonsFromMenuBar();
|
|
734 |
#endif
|
|
735 |
delete m_menuLabel;
|
|
736 |
m_menuLabel = 0;
|
|
737 |
delete m_controllerWidget;
|
|
738 |
m_controllerWidget = 0;
|
|
739 |
}
|
|
740 |
|
|
741 |
#ifndef QT_NO_MENUBAR
|
|
742 |
/*
|
|
743 |
\internal
|
|
744 |
*/
|
|
745 |
QMenuBar *QMdiSubWindowPrivate::menuBar() const
|
|
746 |
{
|
|
747 |
#if defined(QT_NO_MAINWINDOW)
|
|
748 |
return 0;
|
|
749 |
#else
|
|
750 |
Q_Q(const QMdiSubWindow);
|
|
751 |
if (!q->isMaximized() || drawTitleBarWhenMaximized() || isChildOfTabbedQMdiArea(q))
|
|
752 |
return 0;
|
|
753 |
|
|
754 |
if (QMainWindow *mainWindow = qobject_cast<QMainWindow *>(q->window()))
|
|
755 |
return mainWindow->menuBar();
|
|
756 |
|
|
757 |
return 0;
|
|
758 |
#endif
|
|
759 |
}
|
|
760 |
|
|
761 |
/*
|
|
762 |
\internal
|
|
763 |
*/
|
|
764 |
void ControlContainer::showButtonsInMenuBar(QMenuBar *menuBar)
|
|
765 |
{
|
|
766 |
if (!menuBar || !mdiChild || mdiChild->windowFlags() & Qt::FramelessWindowHint)
|
|
767 |
return;
|
|
768 |
m_menuBar = menuBar;
|
|
769 |
|
|
770 |
if (m_menuLabel && mdiChild->windowFlags() & Qt::WindowSystemMenuHint) {
|
|
771 |
QWidget *currentLeft = menuBar->cornerWidget(Qt::TopLeftCorner);
|
|
772 |
if (currentLeft)
|
|
773 |
currentLeft->hide();
|
|
774 |
if (currentLeft != m_menuLabel) {
|
|
775 |
menuBar->setCornerWidget(m_menuLabel, Qt::TopLeftCorner);
|
|
776 |
previousLeft = currentLeft;
|
|
777 |
}
|
|
778 |
m_menuLabel->show();
|
|
779 |
}
|
|
780 |
ControllerWidget *controllerWidget = qobject_cast<ControllerWidget *>(m_controllerWidget);
|
|
781 |
if (controllerWidget && controllerWidget->hasVisibleControls()) {
|
|
782 |
QWidget *currentRight = menuBar->cornerWidget(Qt::TopRightCorner);
|
|
783 |
if (currentRight)
|
|
784 |
currentRight->hide();
|
|
785 |
if (currentRight != m_controllerWidget) {
|
|
786 |
menuBar->setCornerWidget(m_controllerWidget, Qt::TopRightCorner);
|
|
787 |
previousRight = currentRight;
|
|
788 |
}
|
|
789 |
m_controllerWidget->show();
|
|
790 |
}
|
|
791 |
mdiChild->d_func()->setNewWindowTitle();
|
|
792 |
}
|
|
793 |
|
|
794 |
/*
|
|
795 |
\internal
|
|
796 |
*/
|
|
797 |
void ControlContainer::removeButtonsFromMenuBar(QMenuBar *menuBar)
|
|
798 |
{
|
|
799 |
if (menuBar && menuBar != m_menuBar) {
|
|
800 |
// m_menubar was deleted while sub-window was maximized
|
|
801 |
previousRight = 0;
|
|
802 |
previousLeft = 0;
|
|
803 |
m_menuBar = menuBar;
|
|
804 |
}
|
|
805 |
|
|
806 |
if (!m_menuBar || !mdiChild || qt_widget_private(mdiChild->window())->data.in_destructor)
|
|
807 |
return;
|
|
808 |
|
|
809 |
QMdiSubWindow *child = 0;
|
|
810 |
if (m_controllerWidget) {
|
|
811 |
QWidget *currentRight = m_menuBar->cornerWidget(Qt::TopRightCorner);
|
|
812 |
if (currentRight == m_controllerWidget) {
|
|
813 |
if (ControlElement<ControllerWidget> *ce = ptr<ControllerWidget>(previousRight)) {
|
|
814 |
if (!ce->mdiChild || !ce->mdiChild->isMaximized())
|
|
815 |
previousRight = 0;
|
|
816 |
else
|
|
817 |
child = ce->mdiChild;
|
|
818 |
}
|
|
819 |
m_menuBar->setCornerWidget(previousRight, Qt::TopRightCorner);
|
|
820 |
if (previousRight) {
|
|
821 |
previousRight->show();
|
|
822 |
previousRight = 0;
|
|
823 |
}
|
|
824 |
}
|
|
825 |
m_controllerWidget->hide();
|
|
826 |
m_controllerWidget->setParent(0);
|
|
827 |
}
|
|
828 |
if (m_menuLabel) {
|
|
829 |
QWidget *currentLeft = m_menuBar->cornerWidget(Qt::TopLeftCorner);
|
|
830 |
if (currentLeft == m_menuLabel) {
|
|
831 |
if (ControlElement<ControlLabel> *ce = ptr<ControlLabel>(previousLeft)) {
|
|
832 |
if (!ce->mdiChild || !ce->mdiChild->isMaximized())
|
|
833 |
previousLeft = 0;
|
|
834 |
else if (!child)
|
|
835 |
child = mdiChild;
|
|
836 |
}
|
|
837 |
m_menuBar->setCornerWidget(previousLeft, Qt::TopLeftCorner);
|
|
838 |
if (previousLeft) {
|
|
839 |
previousLeft->show();
|
|
840 |
previousLeft = 0;
|
|
841 |
}
|
|
842 |
}
|
|
843 |
m_menuLabel->hide();
|
|
844 |
m_menuLabel->setParent(0);
|
|
845 |
}
|
|
846 |
m_menuBar->update();
|
|
847 |
if (child)
|
|
848 |
child->d_func()->setNewWindowTitle();
|
|
849 |
else if (mdiChild)
|
|
850 |
mdiChild->window()->setWindowTitle(mdiChild->d_func()->originalWindowTitle());
|
|
851 |
}
|
|
852 |
|
|
853 |
#endif // QT_NO_MENUBAR
|
|
854 |
|
|
855 |
void ControlContainer::updateWindowIcon(const QIcon &windowIcon)
|
|
856 |
{
|
|
857 |
if (m_menuLabel)
|
|
858 |
m_menuLabel->setWindowIcon(windowIcon);
|
|
859 |
}
|
|
860 |
|
|
861 |
/*!
|
|
862 |
\internal
|
|
863 |
*/
|
|
864 |
QMdiSubWindowPrivate::QMdiSubWindowPrivate()
|
|
865 |
: baseWidget(0),
|
|
866 |
restoreFocusWidget(0),
|
|
867 |
controlContainer(0),
|
|
868 |
#ifndef QT_NO_SIZEGRIP
|
|
869 |
sizeGrip(0),
|
|
870 |
#endif
|
|
871 |
#ifndef QT_NO_RUBBERBAND
|
|
872 |
rubberBand(0),
|
|
873 |
#endif
|
|
874 |
userMinimumSize(0,0),
|
|
875 |
resizeEnabled(true),
|
|
876 |
moveEnabled(true),
|
|
877 |
isInInteractiveMode(false),
|
|
878 |
#ifndef QT_NO_RUBBERBAND
|
|
879 |
isInRubberBandMode(false),
|
|
880 |
#endif
|
|
881 |
isShadeMode(false),
|
|
882 |
ignoreWindowTitleChange(false),
|
|
883 |
ignoreNextActivationEvent(false),
|
|
884 |
activationEnabled(true),
|
|
885 |
isShadeRequestFromMinimizeMode(false),
|
|
886 |
isMaximizeMode(false),
|
|
887 |
isWidgetHiddenByUs(false),
|
|
888 |
isActive(false),
|
|
889 |
isExplicitlyDeactivated(false),
|
|
890 |
keyboardSingleStep(5),
|
|
891 |
keyboardPageStep(20),
|
|
892 |
resizeTimerId(-1),
|
|
893 |
currentOperation(None),
|
|
894 |
hoveredSubControl(QStyle::SC_None),
|
|
895 |
activeSubControl(QStyle::SC_None),
|
|
896 |
focusInReason(Qt::ActiveWindowFocusReason)
|
|
897 |
{
|
|
898 |
initOperationMap();
|
|
899 |
}
|
|
900 |
|
|
901 |
/*!
|
|
902 |
\internal
|
|
903 |
*/
|
|
904 |
void QMdiSubWindowPrivate::_q_updateStaysOnTopHint()
|
|
905 |
{
|
|
906 |
#ifndef QT_NO_ACTION
|
|
907 |
Q_Q(QMdiSubWindow);
|
|
908 |
if (QAction *senderAction = qobject_cast<QAction *>(q->sender())) {
|
|
909 |
if (senderAction->isChecked()) {
|
|
910 |
q->setWindowFlags(q->windowFlags() | Qt::WindowStaysOnTopHint);
|
|
911 |
q->raise();
|
|
912 |
} else {
|
|
913 |
q->setWindowFlags(q->windowFlags() & ~Qt::WindowStaysOnTopHint);
|
|
914 |
q->lower();
|
|
915 |
}
|
|
916 |
}
|
|
917 |
#endif // QT_NO_ACTION
|
|
918 |
}
|
|
919 |
|
|
920 |
/*!
|
|
921 |
\internal
|
|
922 |
*/
|
|
923 |
void QMdiSubWindowPrivate::_q_enterInteractiveMode()
|
|
924 |
{
|
|
925 |
#ifndef QT_NO_ACTION
|
|
926 |
Q_Q(QMdiSubWindow);
|
|
927 |
QAction *action = qobject_cast<QAction *>(q->sender());
|
|
928 |
if (!action)
|
|
929 |
return;
|
|
930 |
|
|
931 |
QPoint pressPos;
|
|
932 |
if (actions[MoveAction] && actions[MoveAction] == action) {
|
|
933 |
currentOperation = Move;
|
|
934 |
pressPos = QPoint(q->width() / 2, titleBarHeight() - 1);
|
|
935 |
} else if (actions[ResizeAction] && actions[ResizeAction] == action) {
|
|
936 |
currentOperation = q->isLeftToRight() ? BottomRightResize : BottomLeftResize;
|
|
937 |
int offset = q->style()->pixelMetric(QStyle::PM_MdiSubWindowFrameWidth, 0, q) / 2;
|
|
938 |
int x = q->isLeftToRight() ? q->width() - offset : offset;
|
|
939 |
pressPos = QPoint(x, q->height() - offset);
|
|
940 |
} else {
|
|
941 |
return;
|
|
942 |
}
|
|
943 |
|
|
944 |
updateCursor();
|
|
945 |
#ifndef QT_NO_CURSOR
|
|
946 |
q->cursor().setPos(q->mapToGlobal(pressPos));
|
|
947 |
#endif
|
|
948 |
mousePressPosition = q->mapToParent(pressPos);
|
|
949 |
oldGeometry = q->geometry();
|
|
950 |
isInInteractiveMode = true;
|
|
951 |
q->setFocus();
|
|
952 |
#ifndef QT_NO_RUBBERBAND
|
|
953 |
if ((q->testOption(QMdiSubWindow::RubberBandResize)
|
|
954 |
&& (currentOperation == BottomRightResize || currentOperation == BottomLeftResize))
|
|
955 |
|| (q->testOption(QMdiSubWindow::RubberBandMove) && currentOperation == Move)) {
|
|
956 |
enterRubberBandMode();
|
|
957 |
} else
|
|
958 |
#endif // QT_NO_RUBBERBAND
|
|
959 |
{
|
|
960 |
q->grabMouse();
|
|
961 |
}
|
|
962 |
#endif // QT_NO_ACTION
|
|
963 |
}
|
|
964 |
|
|
965 |
/*!
|
|
966 |
\internal
|
|
967 |
*/
|
|
968 |
void QMdiSubWindowPrivate::_q_processFocusChanged(QWidget *old, QWidget *now)
|
|
969 |
{
|
|
970 |
Q_UNUSED(old);
|
|
971 |
Q_Q(QMdiSubWindow);
|
|
972 |
if (now && (now == q || q->isAncestorOf(now))) {
|
|
973 |
if (now == q && !isInInteractiveMode)
|
|
974 |
setFocusWidget();
|
|
975 |
setActive(true);
|
|
976 |
}
|
|
977 |
}
|
|
978 |
|
|
979 |
/*!
|
|
980 |
\internal
|
|
981 |
*/
|
|
982 |
void QMdiSubWindowPrivate::leaveInteractiveMode()
|
|
983 |
{
|
|
984 |
Q_Q(QMdiSubWindow);
|
|
985 |
#ifndef QT_NO_RUBBERBAND
|
|
986 |
if (isInRubberBandMode)
|
|
987 |
leaveRubberBandMode();
|
|
988 |
else
|
|
989 |
#endif
|
|
990 |
q->releaseMouse();
|
|
991 |
isInInteractiveMode = false;
|
|
992 |
currentOperation = None;
|
|
993 |
updateDirtyRegions();
|
|
994 |
updateCursor();
|
|
995 |
if (baseWidget && baseWidget->focusWidget())
|
|
996 |
baseWidget->focusWidget()->setFocus();
|
|
997 |
}
|
|
998 |
|
|
999 |
/*!
|
|
1000 |
\internal
|
|
1001 |
*/
|
|
1002 |
void QMdiSubWindowPrivate::removeBaseWidget()
|
|
1003 |
{
|
|
1004 |
if (!baseWidget)
|
|
1005 |
return;
|
|
1006 |
|
|
1007 |
Q_Q(QMdiSubWindow);
|
|
1008 |
baseWidget->removeEventFilter(q);
|
|
1009 |
if (layout)
|
|
1010 |
layout->removeWidget(baseWidget);
|
|
1011 |
if (baseWidget->windowTitle() == q->windowTitle()) {
|
|
1012 |
ignoreWindowTitleChange = true;
|
|
1013 |
q->setWindowTitle(QString());
|
|
1014 |
ignoreWindowTitleChange = false;
|
|
1015 |
q->setWindowModified(false);
|
|
1016 |
}
|
|
1017 |
lastChildWindowTitle.clear();
|
|
1018 |
baseWidget->setParent(0);
|
|
1019 |
baseWidget = 0;
|
|
1020 |
isWidgetHiddenByUs = false;
|
|
1021 |
}
|
|
1022 |
|
|
1023 |
/*!
|
|
1024 |
\internal
|
|
1025 |
*/
|
|
1026 |
void QMdiSubWindowPrivate::initOperationMap()
|
|
1027 |
{
|
|
1028 |
operationMap.insert(Move, OperationInfo(HMove | VMove, Qt::ArrowCursor, false));
|
|
1029 |
operationMap.insert(TopResize, OperationInfo(VMove | VResize | VResizeReverse, Qt::SizeVerCursor));
|
|
1030 |
operationMap.insert(BottomResize, OperationInfo(VResize, Qt::SizeVerCursor));
|
|
1031 |
operationMap.insert(LeftResize, OperationInfo(HMove | HResize | HResizeReverse, Qt::SizeHorCursor));
|
|
1032 |
operationMap.insert(RightResize, OperationInfo(HResize, Qt::SizeHorCursor));
|
|
1033 |
operationMap.insert(TopLeftResize, OperationInfo(HMove | VMove | HResize | VResize | VResizeReverse
|
|
1034 |
| HResizeReverse, Qt::SizeFDiagCursor));
|
|
1035 |
operationMap.insert(TopRightResize, OperationInfo(VMove | HResize | VResize
|
|
1036 |
| VResizeReverse, Qt::SizeBDiagCursor));
|
|
1037 |
operationMap.insert(BottomLeftResize, OperationInfo(HMove | HResize | VResize | HResizeReverse,
|
|
1038 |
Qt::SizeBDiagCursor));
|
|
1039 |
operationMap.insert(BottomRightResize, OperationInfo(HResize | VResize, Qt::SizeFDiagCursor));
|
|
1040 |
}
|
|
1041 |
|
|
1042 |
#ifndef QT_NO_MENU
|
|
1043 |
|
|
1044 |
/*!
|
|
1045 |
\internal
|
|
1046 |
*/
|
|
1047 |
void QMdiSubWindowPrivate::createSystemMenu()
|
|
1048 |
{
|
|
1049 |
Q_Q(QMdiSubWindow);
|
|
1050 |
Q_ASSERT_X(q, "QMdiSubWindowPrivate::createSystemMenu",
|
|
1051 |
"You can NOT call this function before QMdiSubWindow's ctor");
|
|
1052 |
systemMenu = new QMenu(q);
|
|
1053 |
const QStyle *style = q->style();
|
|
1054 |
addToSystemMenu(RestoreAction, QMdiSubWindow::tr("&Restore"), SLOT(showNormal()));
|
|
1055 |
actions[RestoreAction]->setIcon(style->standardIcon(QStyle::SP_TitleBarNormalButton, 0, q));
|
|
1056 |
actions[RestoreAction]->setEnabled(false);
|
|
1057 |
addToSystemMenu(MoveAction, QMdiSubWindow::tr("&Move"), SLOT(_q_enterInteractiveMode()));
|
|
1058 |
addToSystemMenu(ResizeAction, QMdiSubWindow::tr("&Size"), SLOT(_q_enterInteractiveMode()));
|
|
1059 |
addToSystemMenu(MinimizeAction, QMdiSubWindow::tr("Mi&nimize"), SLOT(showMinimized()));
|
|
1060 |
actions[MinimizeAction]->setIcon(style->standardIcon(QStyle::SP_TitleBarMinButton, 0, q));
|
|
1061 |
addToSystemMenu(MaximizeAction, QMdiSubWindow::tr("Ma&ximize"), SLOT(showMaximized()));
|
|
1062 |
actions[MaximizeAction]->setIcon(style->standardIcon(QStyle::SP_TitleBarMaxButton, 0, q));
|
|
1063 |
addToSystemMenu(StayOnTopAction, QMdiSubWindow::tr("Stay on &Top"), SLOT(_q_updateStaysOnTopHint()));
|
|
1064 |
actions[StayOnTopAction]->setCheckable(true);
|
|
1065 |
systemMenu->addSeparator();
|
|
1066 |
addToSystemMenu(CloseAction, QMdiSubWindow::tr("&Close"), SLOT(close()));
|
|
1067 |
actions[CloseAction]->setIcon(style->standardIcon(QStyle::SP_TitleBarCloseButton, 0, q));
|
|
1068 |
#if !defined(QT_NO_SHORTCUT)
|
|
1069 |
actions[CloseAction]->setShortcuts(QKeySequence::Close);
|
|
1070 |
#endif
|
|
1071 |
updateActions();
|
|
1072 |
}
|
|
1073 |
#endif
|
|
1074 |
|
|
1075 |
/*!
|
|
1076 |
\internal
|
|
1077 |
*/
|
|
1078 |
void QMdiSubWindowPrivate::updateCursor()
|
|
1079 |
{
|
|
1080 |
#ifndef QT_NO_CURSOR
|
|
1081 |
Q_Q(QMdiSubWindow);
|
|
1082 |
#if defined(Q_WS_MAC) && !defined(QT_NO_STYLE_MAC)
|
|
1083 |
if (qobject_cast<QMacStyle *>(q->style()))
|
|
1084 |
return;
|
|
1085 |
#endif
|
|
1086 |
|
|
1087 |
if (currentOperation == None) {
|
|
1088 |
q->unsetCursor();
|
|
1089 |
return;
|
|
1090 |
}
|
|
1091 |
|
|
1092 |
if (currentOperation == Move || operationMap.find(currentOperation).value().hover) {
|
|
1093 |
q->setCursor(operationMap.find(currentOperation).value().cursorShape);
|
|
1094 |
return;
|
|
1095 |
}
|
|
1096 |
#endif
|
|
1097 |
}
|
|
1098 |
|
|
1099 |
/*!
|
|
1100 |
\internal
|
|
1101 |
*/
|
|
1102 |
void QMdiSubWindowPrivate::updateDirtyRegions()
|
|
1103 |
{
|
|
1104 |
// No update necessary
|
|
1105 |
if (!parent)
|
|
1106 |
return;
|
|
1107 |
|
|
1108 |
foreach (Operation operation, operationMap.keys())
|
|
1109 |
operationMap.find(operation).value().region = getRegion(operation);
|
|
1110 |
}
|
|
1111 |
|
|
1112 |
/*!
|
|
1113 |
\internal
|
|
1114 |
*/
|
|
1115 |
void QMdiSubWindowPrivate::updateGeometryConstraints()
|
|
1116 |
{
|
|
1117 |
Q_Q(QMdiSubWindow);
|
|
1118 |
if (!parent)
|
|
1119 |
return;
|
|
1120 |
|
|
1121 |
internalMinimumSize = (!q->isMinimized() && !q->minimumSize().isNull())
|
|
1122 |
? q->minimumSize() : q->minimumSizeHint();
|
|
1123 |
int margin, minWidth;
|
|
1124 |
sizeParameters(&margin, &minWidth);
|
|
1125 |
q->setContentsMargins(margin, titleBarHeight(), margin, margin);
|
|
1126 |
if (q->isMaximized() || (q->isMinimized() && !q->isShaded())) {
|
|
1127 |
moveEnabled = false;
|
|
1128 |
resizeEnabled = false;
|
|
1129 |
} else {
|
|
1130 |
moveEnabled = true;
|
|
1131 |
if ((q->windowFlags() & Qt::MSWindowsFixedSizeDialogHint) || q->isShaded())
|
|
1132 |
resizeEnabled = false;
|
|
1133 |
else
|
|
1134 |
resizeEnabled = true;
|
|
1135 |
}
|
|
1136 |
updateDirtyRegions();
|
|
1137 |
}
|
|
1138 |
|
|
1139 |
/*!
|
|
1140 |
\internal
|
|
1141 |
*/
|
|
1142 |
void QMdiSubWindowPrivate::updateMask()
|
|
1143 |
{
|
|
1144 |
Q_Q(QMdiSubWindow);
|
|
1145 |
if (!q->mask().isEmpty())
|
|
1146 |
q->clearMask();
|
|
1147 |
|
|
1148 |
if (!parent)
|
|
1149 |
return;
|
|
1150 |
|
|
1151 |
if ((q->isMaximized() && !drawTitleBarWhenMaximized())
|
|
1152 |
|| q->windowFlags() & Qt::FramelessWindowHint)
|
|
1153 |
return;
|
|
1154 |
|
|
1155 |
if (resizeTimerId == -1)
|
|
1156 |
cachedStyleOptions = titleBarOptions();
|
|
1157 |
cachedStyleOptions.rect = q->rect();
|
|
1158 |
QStyleHintReturnMask frameMask;
|
|
1159 |
q->style()->styleHint(QStyle::SH_WindowFrame_Mask, &cachedStyleOptions, q, &frameMask);
|
|
1160 |
if (!frameMask.region.isEmpty())
|
|
1161 |
q->setMask(frameMask.region);
|
|
1162 |
}
|
|
1163 |
|
|
1164 |
/*!
|
|
1165 |
\internal
|
|
1166 |
*/
|
|
1167 |
void QMdiSubWindowPrivate::setNewGeometry(const QPoint &pos)
|
|
1168 |
{
|
|
1169 |
Q_Q(QMdiSubWindow);
|
|
1170 |
Q_ASSERT(currentOperation != None);
|
|
1171 |
Q_ASSERT(parent);
|
|
1172 |
|
|
1173 |
uint cflags = operationMap.find(currentOperation).value().changeFlags;
|
|
1174 |
int posX = pos.x();
|
|
1175 |
int posY = pos.y();
|
|
1176 |
|
|
1177 |
const bool restrictHorizontal = !q->testOption(QMdiSubWindow::AllowOutsideAreaHorizontally);
|
|
1178 |
const bool restrictVertical = !q->testOption(QMdiSubWindow::AllowOutsideAreaVertically);
|
|
1179 |
|
|
1180 |
if (restrictHorizontal || restrictVertical) {
|
|
1181 |
QRect parentRect = q->parentWidget()->rect();
|
|
1182 |
if (restrictVertical && (cflags & VResizeReverse || currentOperation == Move)) {
|
|
1183 |
posY = qMin(qMax(mousePressPosition.y() - oldGeometry.y(), posY),
|
|
1184 |
parentRect.height() - BoundaryMargin);
|
|
1185 |
}
|
|
1186 |
if (currentOperation == Move) {
|
|
1187 |
if (restrictHorizontal)
|
|
1188 |
posX = qMin(qMax(BoundaryMargin, posX), parentRect.width() - BoundaryMargin);
|
|
1189 |
if (restrictVertical)
|
|
1190 |
posY = qMin(posY, parentRect.height() - BoundaryMargin);
|
|
1191 |
} else {
|
|
1192 |
if (restrictHorizontal) {
|
|
1193 |
if (cflags & HResizeReverse)
|
|
1194 |
posX = qMax(mousePressPosition.x() - oldGeometry.x(), posX);
|
|
1195 |
else
|
|
1196 |
posX = qMin(parentRect.width() - (oldGeometry.x() + oldGeometry.width()
|
|
1197 |
- mousePressPosition.x()), posX);
|
|
1198 |
}
|
|
1199 |
if (restrictVertical && !(cflags & VResizeReverse)) {
|
|
1200 |
posY = qMin(parentRect.height() - (oldGeometry.y() + oldGeometry.height()
|
|
1201 |
- mousePressPosition.y()), posY);
|
|
1202 |
}
|
|
1203 |
}
|
|
1204 |
}
|
|
1205 |
|
|
1206 |
QRect geometry;
|
|
1207 |
if (cflags & (HMove | VMove)) {
|
|
1208 |
int dx = getMoveDeltaComponent(cflags, HMove, HResize, posX - mousePressPosition.x(),
|
|
1209 |
oldGeometry.width() - internalMinimumSize.width(),
|
|
1210 |
oldGeometry.width() - q->maximumWidth());
|
|
1211 |
int dy = getMoveDeltaComponent(cflags, VMove, VResize, posY - mousePressPosition.y(),
|
|
1212 |
oldGeometry.height() - internalMinimumSize.height(),
|
|
1213 |
oldGeometry.height() - q->maximumHeight());
|
|
1214 |
geometry.setTopLeft(oldGeometry.topLeft() + QPoint(dx, dy));
|
|
1215 |
} else {
|
|
1216 |
geometry.setTopLeft(q->geometry().topLeft());
|
|
1217 |
}
|
|
1218 |
|
|
1219 |
if (cflags & (HResize | VResize)) {
|
|
1220 |
int dx = getResizeDeltaComponent(cflags, HResize, HResizeReverse,
|
|
1221 |
posX - mousePressPosition.x());
|
|
1222 |
int dy = getResizeDeltaComponent(cflags, VResize, VResizeReverse,
|
|
1223 |
posY - mousePressPosition.y());
|
|
1224 |
geometry.setSize(oldGeometry.size() + QSize(dx, dy));
|
|
1225 |
} else {
|
|
1226 |
geometry.setSize(q->geometry().size());
|
|
1227 |
}
|
|
1228 |
|
|
1229 |
setNewGeometry(&geometry);
|
|
1230 |
}
|
|
1231 |
|
|
1232 |
/*!
|
|
1233 |
\internal
|
|
1234 |
*/
|
|
1235 |
void QMdiSubWindowPrivate::setMinimizeMode()
|
|
1236 |
{
|
|
1237 |
Q_Q(QMdiSubWindow);
|
|
1238 |
Q_ASSERT(parent);
|
|
1239 |
|
|
1240 |
ensureWindowState(Qt::WindowMinimized);
|
|
1241 |
isShadeRequestFromMinimizeMode = true;
|
|
1242 |
q->showShaded();
|
|
1243 |
isShadeRequestFromMinimizeMode = false;
|
|
1244 |
|
|
1245 |
moveEnabled = false;
|
|
1246 |
#ifndef QT_NO_ACTION
|
|
1247 |
setEnabled(MoveAction, moveEnabled);
|
|
1248 |
#endif
|
|
1249 |
|
|
1250 |
Q_ASSERT(q->windowState() & Qt::WindowMinimized);
|
|
1251 |
Q_ASSERT(!(q->windowState() & Qt::WindowMaximized));
|
|
1252 |
// This should be a valid assert, but people can actually re-implement
|
|
1253 |
// setVisible and do crazy stuff, so we're not guaranteed that
|
|
1254 |
// the widget is hidden after calling hide().
|
|
1255 |
// Q_ASSERT(baseWidget ? baseWidget->isHidden() : true);
|
|
1256 |
|
|
1257 |
setActive(true);
|
|
1258 |
}
|
|
1259 |
|
|
1260 |
/*!
|
|
1261 |
\internal
|
|
1262 |
*/
|
|
1263 |
void QMdiSubWindowPrivate::setNormalMode()
|
|
1264 |
{
|
|
1265 |
Q_Q(QMdiSubWindow);
|
|
1266 |
Q_ASSERT(parent);
|
|
1267 |
|
|
1268 |
isShadeMode = false;
|
|
1269 |
isMaximizeMode = false;
|
|
1270 |
|
|
1271 |
ensureWindowState(Qt::WindowNoState);
|
|
1272 |
#ifndef QT_NO_MENUBAR
|
|
1273 |
removeButtonsFromMenuBar();
|
|
1274 |
#endif
|
|
1275 |
|
|
1276 |
// Hide the window before we change the geometry to avoid multiple resize
|
|
1277 |
// events and wrong window state.
|
|
1278 |
const bool wasVisible = q->isVisible();
|
|
1279 |
if (wasVisible)
|
|
1280 |
q->setVisible(false);
|
|
1281 |
|
|
1282 |
// Restore minimum size if set by user.
|
|
1283 |
if (!userMinimumSize.isNull()) {
|
|
1284 |
q->setMinimumSize(userMinimumSize);
|
|
1285 |
userMinimumSize = QSize(0, 0);
|
|
1286 |
}
|
|
1287 |
|
|
1288 |
// Show the internal widget if it was hidden by us,
|
|
1289 |
if (baseWidget && isWidgetHiddenByUs) {
|
|
1290 |
baseWidget->show();
|
|
1291 |
isWidgetHiddenByUs = false;
|
|
1292 |
}
|
|
1293 |
|
|
1294 |
updateGeometryConstraints();
|
|
1295 |
QRect newGeometry = oldGeometry;
|
|
1296 |
newGeometry.setSize(restoreSize.expandedTo(internalMinimumSize));
|
|
1297 |
q->setGeometry(newGeometry);
|
|
1298 |
|
|
1299 |
if (wasVisible)
|
|
1300 |
q->setVisible(true);
|
|
1301 |
|
|
1302 |
// Invalidate the restore size.
|
|
1303 |
restoreSize.setWidth(-1);
|
|
1304 |
restoreSize.setHeight(-1);
|
|
1305 |
|
|
1306 |
#ifndef QT_NO_SIZEGRIP
|
|
1307 |
setSizeGripVisible(true);
|
|
1308 |
#endif
|
|
1309 |
|
|
1310 |
#ifndef QT_NO_ACTION
|
|
1311 |
setEnabled(MoveAction, true);
|
|
1312 |
setEnabled(MaximizeAction, true);
|
|
1313 |
setEnabled(MinimizeAction, true);
|
|
1314 |
setEnabled(RestoreAction, false);
|
|
1315 |
setEnabled(ResizeAction, resizeEnabled);
|
|
1316 |
#endif // QT_NO_ACTION
|
|
1317 |
|
|
1318 |
Q_ASSERT(!(q_func()->windowState() & Qt::WindowMinimized));
|
|
1319 |
// This sub-window can be maximized when shown above if not the
|
|
1320 |
// QMdiArea::DontMaximizeSubWindowOnActionvation is set. Make sure
|
|
1321 |
// the Qt::WindowMaximized flag is set accordingly.
|
|
1322 |
Q_ASSERT((isMaximizeMode && q_func()->windowState() & Qt::WindowMaximized)
|
|
1323 |
|| (!isMaximizeMode && !(q_func()->windowState() & Qt::WindowMaximized)));
|
|
1324 |
Q_ASSERT(!isShadeMode);
|
|
1325 |
|
|
1326 |
setActive(true);
|
|
1327 |
restoreFocus();
|
|
1328 |
updateMask();
|
|
1329 |
}
|
|
1330 |
|
|
1331 |
/*!
|
|
1332 |
\internal
|
|
1333 |
*/
|
|
1334 |
void QMdiSubWindowPrivate::setMaximizeMode()
|
|
1335 |
{
|
|
1336 |
Q_Q(QMdiSubWindow);
|
|
1337 |
Q_ASSERT(parent);
|
|
1338 |
|
|
1339 |
ensureWindowState(Qt::WindowMaximized);
|
|
1340 |
isShadeMode = false;
|
|
1341 |
isMaximizeMode = true;
|
|
1342 |
|
|
1343 |
if (!restoreFocusWidget && q->isAncestorOf(QApplication::focusWidget()))
|
|
1344 |
restoreFocusWidget = QApplication::focusWidget();
|
|
1345 |
|
|
1346 |
#ifndef QT_NO_SIZEGRIP
|
|
1347 |
setSizeGripVisible(false);
|
|
1348 |
#endif
|
|
1349 |
|
|
1350 |
// Store old geometry and set restore size if not already set.
|
|
1351 |
if (!restoreSize.isValid()) {
|
|
1352 |
oldGeometry = q->geometry();
|
|
1353 |
restoreSize.setWidth(oldGeometry.width());
|
|
1354 |
restoreSize.setHeight(oldGeometry.height());
|
|
1355 |
}
|
|
1356 |
|
|
1357 |
// Hide the window before we change the geometry to avoid multiple resize
|
|
1358 |
// events and wrong window state.
|
|
1359 |
const bool wasVisible = q->isVisible();
|
|
1360 |
if (wasVisible)
|
|
1361 |
q->setVisible(false);
|
|
1362 |
|
|
1363 |
// Show the internal widget if it was hidden by us.
|
|
1364 |
if (baseWidget && isWidgetHiddenByUs) {
|
|
1365 |
baseWidget->show();
|
|
1366 |
isWidgetHiddenByUs = false;
|
|
1367 |
}
|
|
1368 |
|
|
1369 |
updateGeometryConstraints();
|
|
1370 |
|
|
1371 |
if (wasVisible) {
|
|
1372 |
#ifndef QT_NO_MENUBAR
|
|
1373 |
if (QMenuBar *mBar = menuBar())
|
|
1374 |
showButtonsInMenuBar(mBar);
|
|
1375 |
else
|
|
1376 |
#endif
|
|
1377 |
if (!controlContainer)
|
|
1378 |
controlContainer = new ControlContainer(q);
|
|
1379 |
}
|
|
1380 |
|
|
1381 |
QWidget *parent = q->parentWidget();
|
|
1382 |
QRect availableRect = parent->contentsRect();
|
|
1383 |
|
|
1384 |
// Adjust geometry if the sub-window is inside a scroll area.
|
|
1385 |
QAbstractScrollArea *scrollArea = qobject_cast<QAbstractScrollArea *>(parent->parentWidget());
|
|
1386 |
if (scrollArea && scrollArea->viewport() == parent) {
|
|
1387 |
QScrollBar *hbar = scrollArea->horizontalScrollBar();
|
|
1388 |
QScrollBar *vbar = scrollArea->verticalScrollBar();
|
|
1389 |
const int xOffset = hbar ? hbar->value() : 0;
|
|
1390 |
const int yOffset = vbar ? vbar->value() : 0;
|
|
1391 |
availableRect.adjust(-xOffset, -yOffset, -xOffset, -yOffset);
|
|
1392 |
oldGeometry.adjust(xOffset, yOffset, xOffset, yOffset);
|
|
1393 |
}
|
|
1394 |
|
|
1395 |
setNewGeometry(&availableRect);
|
|
1396 |
// QWidget::setGeometry will reset Qt::WindowMaximized so we have to update it here.
|
|
1397 |
ensureWindowState(Qt::WindowMaximized);
|
|
1398 |
|
|
1399 |
if (wasVisible)
|
|
1400 |
q->setVisible(true);
|
|
1401 |
|
|
1402 |
resizeEnabled = false;
|
|
1403 |
moveEnabled = false;
|
|
1404 |
|
|
1405 |
#ifndef QT_NO_ACTION
|
|
1406 |
setEnabled(MoveAction, moveEnabled);
|
|
1407 |
setEnabled(MaximizeAction, false);
|
|
1408 |
setEnabled(MinimizeAction, true);
|
|
1409 |
setEnabled(RestoreAction, true);
|
|
1410 |
setEnabled(ResizeAction, resizeEnabled);
|
|
1411 |
#endif // QT_NO_ACTION
|
|
1412 |
|
|
1413 |
Q_ASSERT(q->windowState() & Qt::WindowMaximized);
|
|
1414 |
Q_ASSERT(!(q->windowState() & Qt::WindowMinimized));
|
|
1415 |
|
|
1416 |
restoreFocus();
|
|
1417 |
updateMask();
|
|
1418 |
}
|
|
1419 |
|
|
1420 |
/*!
|
|
1421 |
\internal
|
|
1422 |
*/
|
|
1423 |
void QMdiSubWindowPrivate::setActive(bool activate, bool changeFocus)
|
|
1424 |
{
|
|
1425 |
Q_Q(QMdiSubWindow);
|
|
1426 |
if (!parent || !activationEnabled)
|
|
1427 |
return;
|
|
1428 |
|
|
1429 |
if (activate && !isActive && q->isEnabled()) {
|
|
1430 |
isActive = true;
|
|
1431 |
isExplicitlyDeactivated = false;
|
|
1432 |
Qt::WindowStates oldWindowState = q->windowState();
|
|
1433 |
ensureWindowState(Qt::WindowActive);
|
|
1434 |
emit q->aboutToActivate();
|
|
1435 |
#ifndef QT_NO_MENUBAR
|
|
1436 |
if (QMenuBar *mBar = menuBar())
|
|
1437 |
showButtonsInMenuBar(mBar);
|
|
1438 |
#endif
|
|
1439 |
Q_ASSERT(isActive);
|
|
1440 |
emit q->windowStateChanged(oldWindowState, q->windowState());
|
|
1441 |
} else if (!activate && isActive) {
|
|
1442 |
isActive = false;
|
|
1443 |
Qt::WindowStates oldWindowState = q->windowState();
|
|
1444 |
q->overrideWindowState(q->windowState() & ~Qt::WindowActive);
|
|
1445 |
if (changeFocus) {
|
|
1446 |
QWidget *focusWidget = QApplication::focusWidget();
|
|
1447 |
if (focusWidget && (focusWidget == q || q->isAncestorOf(focusWidget)))
|
|
1448 |
focusWidget->clearFocus();
|
|
1449 |
}
|
|
1450 |
if (baseWidget)
|
|
1451 |
baseWidget->overrideWindowState(baseWidget->windowState() & ~Qt::WindowActive);
|
|
1452 |
Q_ASSERT(!isActive);
|
|
1453 |
emit q->windowStateChanged(oldWindowState, q->windowState());
|
|
1454 |
}
|
|
1455 |
|
|
1456 |
if (activate && isActive && q->isEnabled() && !q->hasFocus()
|
|
1457 |
&& !q->isAncestorOf(QApplication::focusWidget())) {
|
|
1458 |
if (changeFocus)
|
|
1459 |
setFocusWidget();
|
|
1460 |
ensureWindowState(Qt::WindowActive);
|
|
1461 |
}
|
|
1462 |
|
|
1463 |
int frameWidth = q->style()->pixelMetric(QStyle::PM_MdiSubWindowFrameWidth, 0, q);
|
|
1464 |
int titleBarHeight = this->titleBarHeight();
|
|
1465 |
QRegion windowDecoration = QRegion(0, 0, q->width(), q->height());
|
|
1466 |
windowDecoration -= QRegion(frameWidth, titleBarHeight, q->width() - 2 * frameWidth,
|
|
1467 |
q->height() - titleBarHeight - frameWidth);
|
|
1468 |
|
|
1469 |
// Make sure we don't use cached style options if we get
|
|
1470 |
// resize events right before activation/deactivation.
|
|
1471 |
if (resizeTimerId != -1) {
|
|
1472 |
q->killTimer(resizeTimerId);
|
|
1473 |
resizeTimerId = -1;
|
|
1474 |
updateDirtyRegions();
|
|
1475 |
}
|
|
1476 |
|
|
1477 |
q->update(windowDecoration);
|
|
1478 |
}
|
|
1479 |
|
|
1480 |
/*!
|
|
1481 |
\internal
|
|
1482 |
*/
|
|
1483 |
void QMdiSubWindowPrivate::processClickedSubControl()
|
|
1484 |
{
|
|
1485 |
Q_Q(QMdiSubWindow);
|
|
1486 |
switch (activeSubControl) {
|
|
1487 |
case QStyle::SC_TitleBarContextHelpButton:
|
|
1488 |
#ifndef QT_NO_WHATSTHIS
|
|
1489 |
QWhatsThis::enterWhatsThisMode();
|
|
1490 |
#endif
|
|
1491 |
break;
|
|
1492 |
case QStyle::SC_TitleBarShadeButton:
|
|
1493 |
q->showShaded();
|
|
1494 |
hoveredSubControl = QStyle::SC_TitleBarUnshadeButton;
|
|
1495 |
break;
|
|
1496 |
case QStyle::SC_TitleBarUnshadeButton:
|
|
1497 |
if (q->isShaded())
|
|
1498 |
hoveredSubControl = QStyle::SC_TitleBarShadeButton;
|
|
1499 |
q->showNormal();
|
|
1500 |
break;
|
|
1501 |
case QStyle::SC_TitleBarMinButton:
|
|
1502 |
#if defined(Q_WS_MAC) && !defined(QT_NO_STYLE_MAC)
|
|
1503 |
if (qobject_cast<QMacStyle *>(q->style())) {
|
|
1504 |
if (q->isMinimized())
|
|
1505 |
q->showNormal();
|
|
1506 |
else
|
|
1507 |
q->showMinimized();
|
|
1508 |
break;
|
|
1509 |
}
|
|
1510 |
#endif
|
|
1511 |
q->showMinimized();
|
|
1512 |
break;
|
|
1513 |
case QStyle::SC_TitleBarNormalButton:
|
|
1514 |
if (q->isShaded())
|
|
1515 |
hoveredSubControl = QStyle::SC_TitleBarMinButton;
|
|
1516 |
q->showNormal();
|
|
1517 |
break;
|
|
1518 |
case QStyle::SC_TitleBarMaxButton:
|
|
1519 |
#if defined(Q_WS_MAC) && !defined(QT_NO_STYLE_MAC)
|
|
1520 |
if (qobject_cast<QMacStyle *>(q->style())) {
|
|
1521 |
if (q->isMaximized())
|
|
1522 |
q->showNormal();
|
|
1523 |
else
|
|
1524 |
q->showMaximized();
|
|
1525 |
break;
|
|
1526 |
}
|
|
1527 |
#endif
|
|
1528 |
q->showMaximized();
|
|
1529 |
break;
|
|
1530 |
case QStyle::SC_TitleBarCloseButton:
|
|
1531 |
q->close();
|
|
1532 |
break;
|
|
1533 |
default:
|
|
1534 |
break;
|
|
1535 |
}
|
|
1536 |
}
|
|
1537 |
|
|
1538 |
/*!
|
|
1539 |
\internal
|
|
1540 |
*/
|
|
1541 |
QRegion QMdiSubWindowPrivate::getRegion(Operation operation) const
|
|
1542 |
{
|
|
1543 |
Q_Q(const QMdiSubWindow);
|
|
1544 |
int width = q->width();
|
|
1545 |
int height = q->height();
|
|
1546 |
int titleBarHeight = this->titleBarHeight();
|
|
1547 |
int frameWidth = q->style()->pixelMetric(QStyle::PM_MdiSubWindowFrameWidth, 0, q);
|
|
1548 |
int cornerConst = titleBarHeight - frameWidth;
|
|
1549 |
int titleBarConst = 2 * titleBarHeight;
|
|
1550 |
|
|
1551 |
if (operation == Move) {
|
|
1552 |
QStyleOptionTitleBar titleBarOptions = this->titleBarOptions();
|
|
1553 |
QRegion move(frameWidth, frameWidth, width - 2 * frameWidth, cornerConst);
|
|
1554 |
// Depending on which window flags are set, activated sub controllers will
|
|
1555 |
// be subtracted from the 'move' region.
|
|
1556 |
for (int i = 0; i < NumSubControls; ++i) {
|
|
1557 |
if (SubControls[i] == QStyle::SC_TitleBarLabel)
|
|
1558 |
continue;
|
|
1559 |
move -= QRegion(q->style()->subControlRect(QStyle::CC_TitleBar, &titleBarOptions,
|
|
1560 |
SubControls[i]));
|
|
1561 |
}
|
|
1562 |
return move;
|
|
1563 |
}
|
|
1564 |
|
|
1565 |
QRegion region;
|
|
1566 |
#if defined(Q_WS_MAC) && !defined(QT_NO_STYLE_MAC)
|
|
1567 |
if (qobject_cast<QMacStyle *>(q->style()))
|
|
1568 |
return region;
|
|
1569 |
#endif
|
|
1570 |
|
|
1571 |
switch (operation) {
|
|
1572 |
case TopResize:
|
|
1573 |
region = QRegion(titleBarHeight, 0, width - titleBarConst, frameWidth);
|
|
1574 |
break;
|
|
1575 |
case BottomResize:
|
|
1576 |
region = QRegion(titleBarHeight, height - frameWidth, width - titleBarConst, frameWidth);
|
|
1577 |
break;
|
|
1578 |
case LeftResize:
|
|
1579 |
region = QRegion(0, titleBarHeight, frameWidth, height - titleBarConst);
|
|
1580 |
break;
|
|
1581 |
case RightResize:
|
|
1582 |
region = QRegion(width - frameWidth, titleBarHeight, frameWidth, height - titleBarConst);
|
|
1583 |
break;
|
|
1584 |
case TopLeftResize:
|
|
1585 |
region = QRegion(0, 0, titleBarHeight, titleBarHeight)
|
|
1586 |
- QRegion(frameWidth, frameWidth, cornerConst, cornerConst);
|
|
1587 |
break;
|
|
1588 |
case TopRightResize:
|
|
1589 |
region = QRegion(width - titleBarHeight, 0, titleBarHeight, titleBarHeight)
|
|
1590 |
- QRegion(width - titleBarHeight, frameWidth, cornerConst, cornerConst);
|
|
1591 |
break;
|
|
1592 |
case BottomLeftResize:
|
|
1593 |
region = QRegion(0, height - titleBarHeight, titleBarHeight, titleBarHeight)
|
|
1594 |
- QRegion(frameWidth, height - titleBarHeight, cornerConst, cornerConst);
|
|
1595 |
break;
|
|
1596 |
case BottomRightResize:
|
|
1597 |
region = QRegion(width - titleBarHeight, height - titleBarHeight, titleBarHeight, titleBarHeight)
|
|
1598 |
- QRegion(width - titleBarHeight, height - titleBarHeight, cornerConst, cornerConst);
|
|
1599 |
break;
|
|
1600 |
default:
|
|
1601 |
break;
|
|
1602 |
}
|
|
1603 |
|
|
1604 |
return region;
|
|
1605 |
}
|
|
1606 |
|
|
1607 |
/*!
|
|
1608 |
\internal
|
|
1609 |
*/
|
|
1610 |
QMdiSubWindowPrivate::Operation QMdiSubWindowPrivate::getOperation(const QPoint &pos) const
|
|
1611 |
{
|
|
1612 |
OperationInfoMap::const_iterator it;
|
|
1613 |
for (it = operationMap.constBegin(); it != operationMap.constEnd(); ++it)
|
|
1614 |
if (it.value().region.contains(pos))
|
|
1615 |
return it.key();
|
|
1616 |
return None;
|
|
1617 |
}
|
|
1618 |
|
|
1619 |
extern QString qt_setWindowTitle_helperHelper(const QString&, const QWidget*);
|
|
1620 |
|
|
1621 |
/*!
|
|
1622 |
\internal
|
|
1623 |
*/
|
|
1624 |
QStyleOptionTitleBar QMdiSubWindowPrivate::titleBarOptions() const
|
|
1625 |
{
|
|
1626 |
Q_Q(const QMdiSubWindow);
|
|
1627 |
QStyleOptionTitleBar titleBarOptions;
|
|
1628 |
titleBarOptions.initFrom(q);
|
|
1629 |
if (activeSubControl != QStyle::SC_None) {
|
|
1630 |
if (hoveredSubControl == activeSubControl) {
|
|
1631 |
titleBarOptions.state |= QStyle::State_Sunken;
|
|
1632 |
titleBarOptions.activeSubControls = activeSubControl;
|
|
1633 |
}
|
|
1634 |
} else if (autoRaise() && hoveredSubControl != QStyle::SC_None
|
|
1635 |
&& hoveredSubControl != QStyle::SC_TitleBarLabel) {
|
|
1636 |
titleBarOptions.state |= QStyle::State_MouseOver;
|
|
1637 |
titleBarOptions.activeSubControls = hoveredSubControl;
|
|
1638 |
} else {
|
|
1639 |
titleBarOptions.state &= ~QStyle::State_MouseOver;
|
|
1640 |
titleBarOptions.activeSubControls = QStyle::SC_None;
|
|
1641 |
}
|
|
1642 |
|
|
1643 |
titleBarOptions.subControls = QStyle::SC_All;
|
|
1644 |
titleBarOptions.titleBarFlags = q->windowFlags();
|
|
1645 |
titleBarOptions.titleBarState = q->windowState();
|
|
1646 |
titleBarOptions.palette = titleBarPalette;
|
|
1647 |
titleBarOptions.icon = menuIcon;
|
|
1648 |
|
|
1649 |
if (isActive) {
|
|
1650 |
titleBarOptions.state |= QStyle::State_Active;
|
|
1651 |
titleBarOptions.titleBarState |= QStyle::State_Active;
|
|
1652 |
titleBarOptions.palette.setCurrentColorGroup(QPalette::Active);
|
|
1653 |
} else {
|
|
1654 |
titleBarOptions.state &= ~QStyle::State_Active;
|
|
1655 |
titleBarOptions.palette.setCurrentColorGroup(QPalette::Inactive);
|
|
1656 |
}
|
|
1657 |
|
|
1658 |
int border = hasBorder(titleBarOptions) ? 4 : 0;
|
|
1659 |
int paintHeight = titleBarHeight(titleBarOptions);
|
|
1660 |
paintHeight -= q->isMinimized() ? 2 * border : border;
|
|
1661 |
titleBarOptions.rect = QRect(border, border, q->width() - 2 * border, paintHeight);
|
|
1662 |
|
|
1663 |
if (!windowTitle.isEmpty()) {
|
|
1664 |
// Set the text here before asking for the width of the title bar label
|
|
1665 |
// in case people uses the actual text to calculate the width.
|
|
1666 |
titleBarOptions.text = windowTitle;
|
|
1667 |
titleBarOptions.fontMetrics = QFontMetrics(font);
|
|
1668 |
int width = q->style()->subControlRect(QStyle::CC_TitleBar, &titleBarOptions,
|
|
1669 |
QStyle::SC_TitleBarLabel, q).width();
|
|
1670 |
// Set elided text if we don't have enough space for the entire title.
|
|
1671 |
titleBarOptions.text = titleBarOptions.fontMetrics.elidedText(windowTitle, Qt::ElideRight, width);
|
|
1672 |
}
|
|
1673 |
return titleBarOptions;
|
|
1674 |
}
|
|
1675 |
|
|
1676 |
/*!
|
|
1677 |
\internal
|
|
1678 |
*/
|
|
1679 |
void QMdiSubWindowPrivate::ensureWindowState(Qt::WindowState state)
|
|
1680 |
{
|
|
1681 |
Q_Q(QMdiSubWindow);
|
|
1682 |
Qt::WindowStates windowStates = q->windowState() | state;
|
|
1683 |
switch (state) {
|
|
1684 |
case Qt::WindowMinimized:
|
|
1685 |
windowStates &= ~Qt::WindowMaximized;
|
|
1686 |
windowStates &= ~Qt::WindowNoState;
|
|
1687 |
break;
|
|
1688 |
case Qt::WindowMaximized:
|
|
1689 |
windowStates &= ~Qt::WindowMinimized;
|
|
1690 |
windowStates &= ~Qt::WindowNoState;
|
|
1691 |
break;
|
|
1692 |
case Qt::WindowNoState:
|
|
1693 |
windowStates &= ~Qt::WindowMinimized;
|
|
1694 |
windowStates &= ~Qt::WindowMaximized;
|
|
1695 |
break;
|
|
1696 |
default:
|
|
1697 |
break;
|
|
1698 |
}
|
|
1699 |
if (baseWidget) {
|
|
1700 |
if (!(baseWidget->windowState() & Qt::WindowActive) && windowStates & Qt::WindowActive)
|
|
1701 |
baseWidget->overrideWindowState(windowStates & ~Qt::WindowActive);
|
|
1702 |
else
|
|
1703 |
baseWidget->overrideWindowState(windowStates);
|
|
1704 |
}
|
|
1705 |
q->overrideWindowState(windowStates);
|
|
1706 |
}
|
|
1707 |
|
|
1708 |
/*!
|
|
1709 |
\internal
|
|
1710 |
*/
|
|
1711 |
int QMdiSubWindowPrivate::titleBarHeight(const QStyleOptionTitleBar &options) const
|
|
1712 |
{
|
|
1713 |
Q_Q(const QMdiSubWindow);
|
|
1714 |
if (!parent || q->windowFlags() & Qt::FramelessWindowHint
|
|
1715 |
|| (q->isMaximized() && !drawTitleBarWhenMaximized())) {
|
|
1716 |
return 0;
|
|
1717 |
}
|
|
1718 |
|
|
1719 |
int height = q->style()->pixelMetric(QStyle::PM_TitleBarHeight, &options, q);
|
|
1720 |
#if defined(Q_WS_MAC) && !defined(QT_NO_STYLE_MAC)
|
|
1721 |
// ### Fix mac style, the +4 pixels hack is not necessary anymore
|
|
1722 |
if (qobject_cast<QMacStyle *>(q->style()))
|
|
1723 |
height -= 4;
|
|
1724 |
#endif
|
|
1725 |
if (hasBorder(options))
|
|
1726 |
height += q->isMinimized() ? 8 : 4;
|
|
1727 |
return height;
|
|
1728 |
}
|
|
1729 |
|
|
1730 |
/*!
|
|
1731 |
\internal
|
|
1732 |
*/
|
|
1733 |
void QMdiSubWindowPrivate::sizeParameters(int *margin, int *minWidth) const
|
|
1734 |
{
|
|
1735 |
Q_Q(const QMdiSubWindow);
|
|
1736 |
Qt::WindowFlags flags = q->windowFlags();
|
|
1737 |
if (!parent || flags & Qt::FramelessWindowHint) {
|
|
1738 |
*margin = 0;
|
|
1739 |
*minWidth = 0;
|
|
1740 |
return;
|
|
1741 |
}
|
|
1742 |
|
|
1743 |
if (q->isMaximized() && !drawTitleBarWhenMaximized())
|
|
1744 |
*margin = 0;
|
|
1745 |
else
|
|
1746 |
*margin = q->style()->pixelMetric(QStyle::PM_MdiSubWindowFrameWidth, 0, q);
|
|
1747 |
|
|
1748 |
QStyleOptionTitleBar opt = this->titleBarOptions();
|
|
1749 |
int tempWidth = 0;
|
|
1750 |
for (int i = 0; i < NumSubControls; ++i) {
|
|
1751 |
if (SubControls[i] == QStyle::SC_TitleBarLabel) {
|
|
1752 |
tempWidth += 30;
|
|
1753 |
continue;
|
|
1754 |
}
|
|
1755 |
QRect rect = q->style()->subControlRect(QStyle::CC_TitleBar, &opt, SubControls[i], q);
|
|
1756 |
if (!rect.isValid())
|
|
1757 |
continue;
|
|
1758 |
tempWidth += rect.width();
|
|
1759 |
}
|
|
1760 |
*minWidth = tempWidth;
|
|
1761 |
}
|
|
1762 |
|
|
1763 |
/*!
|
|
1764 |
\internal
|
|
1765 |
*/
|
|
1766 |
bool QMdiSubWindowPrivate::drawTitleBarWhenMaximized() const
|
|
1767 |
{
|
|
1768 |
Q_Q(const QMdiSubWindow);
|
|
1769 |
if (q->window()->testAttribute(Qt::WA_CanHostQMdiSubWindowTitleBar))
|
|
1770 |
return false;
|
|
1771 |
|
|
1772 |
if (isChildOfTabbedQMdiArea(q))
|
|
1773 |
return false;
|
|
1774 |
|
|
1775 |
#if defined(Q_WS_MAC) && !defined(QT_NO_STYLE_MAC) || defined(Q_WS_WINCE_WM)
|
|
1776 |
return true;
|
|
1777 |
#else
|
|
1778 |
if (q->style()->styleHint(QStyle::SH_Workspace_FillSpaceOnMaximize, 0, q))
|
|
1779 |
return true;
|
|
1780 |
#if defined(QT_NO_MENUBAR) || defined(QT_NO_MAINWINDOW)
|
|
1781 |
return true;
|
|
1782 |
#else
|
|
1783 |
QMainWindow *mainWindow = qobject_cast<QMainWindow *>(q->window());
|
|
1784 |
if (!mainWindow || !qobject_cast<QMenuBar *>(mainWindow->menuWidget())
|
|
1785 |
|| mainWindow->menuWidget()->isHidden())
|
|
1786 |
return true;
|
|
1787 |
|
|
1788 |
return isChildOfQMdiSubWindow(q);
|
|
1789 |
#endif
|
|
1790 |
#endif
|
|
1791 |
}
|
|
1792 |
|
|
1793 |
#ifndef QT_NO_MENUBAR
|
|
1794 |
|
|
1795 |
/*!
|
|
1796 |
\internal
|
|
1797 |
*/
|
|
1798 |
void QMdiSubWindowPrivate::showButtonsInMenuBar(QMenuBar *menuBar)
|
|
1799 |
{
|
|
1800 |
Q_Q(QMdiSubWindow);
|
|
1801 |
Q_ASSERT(q->isMaximized() && !drawTitleBarWhenMaximized());
|
|
1802 |
|
|
1803 |
if (isChildOfTabbedQMdiArea(q))
|
|
1804 |
return;
|
|
1805 |
|
|
1806 |
removeButtonsFromMenuBar();
|
|
1807 |
if (!controlContainer)
|
|
1808 |
controlContainer = new ControlContainer(q);
|
|
1809 |
|
|
1810 |
ignoreWindowTitleChange = true;
|
|
1811 |
controlContainer->showButtonsInMenuBar(menuBar);
|
|
1812 |
ignoreWindowTitleChange = false;
|
|
1813 |
|
|
1814 |
QWidget *topLevelWindow = q->window();
|
|
1815 |
topLevelWindow->setWindowModified(q->isWindowModified());
|
|
1816 |
topLevelWindow->installEventFilter(q);
|
|
1817 |
|
|
1818 |
int buttonHeight = 0;
|
|
1819 |
if (controlContainer->controllerWidget())
|
|
1820 |
buttonHeight = controlContainer->controllerWidget()->height();
|
|
1821 |
else if (controlContainer->systemMenuLabel())
|
|
1822 |
buttonHeight = controlContainer->systemMenuLabel()->height();
|
|
1823 |
|
|
1824 |
// This will rarely happen.
|
|
1825 |
if (menuBar && menuBar->height() < buttonHeight
|
|
1826 |
&& topLevelWindow->layout()) {
|
|
1827 |
// Make sure topLevelWindow->contentsRect returns correct geometry.
|
|
1828 |
// topLevelWidget->updateGeoemtry will not do the trick here since it will post the event.
|
|
1829 |
QEvent event(QEvent::LayoutRequest);
|
|
1830 |
QApplication::sendEvent(topLevelWindow, &event);
|
|
1831 |
}
|
|
1832 |
}
|
|
1833 |
|
|
1834 |
/*!
|
|
1835 |
\internal
|
|
1836 |
*/
|
|
1837 |
void QMdiSubWindowPrivate::removeButtonsFromMenuBar()
|
|
1838 |
{
|
|
1839 |
Q_Q(QMdiSubWindow);
|
|
1840 |
|
|
1841 |
if (!controlContainer || isChildOfTabbedQMdiArea(q))
|
|
1842 |
return;
|
|
1843 |
|
|
1844 |
QMenuBar *currentMenuBar = 0;
|
|
1845 |
#ifndef QT_NO_MAINWINDOW
|
|
1846 |
if (QMainWindow *mainWindow = qobject_cast<QMainWindow *>(q->window())) {
|
|
1847 |
// NB! We can't use menuBar() here because that one will actually create
|
|
1848 |
// a menubar for us if not set. That's not what we want :-)
|
|
1849 |
currentMenuBar = qobject_cast<QMenuBar *>(mainWindow->menuWidget());
|
|
1850 |
}
|
|
1851 |
#endif
|
|
1852 |
|
|
1853 |
ignoreWindowTitleChange = true;
|
|
1854 |
controlContainer->removeButtonsFromMenuBar(currentMenuBar);
|
|
1855 |
ignoreWindowTitleChange = false;
|
|
1856 |
|
|
1857 |
QWidget *topLevelWindow = q->window();
|
|
1858 |
topLevelWindow->removeEventFilter(q);
|
|
1859 |
if (baseWidget && !drawTitleBarWhenMaximized())
|
|
1860 |
topLevelWindow->setWindowModified(false);
|
|
1861 |
originalTitle = QString::null;
|
|
1862 |
}
|
|
1863 |
|
|
1864 |
#endif // QT_NO_MENUBAR
|
|
1865 |
|
|
1866 |
void QMdiSubWindowPrivate::updateWindowTitle(bool isRequestFromChild)
|
|
1867 |
{
|
|
1868 |
Q_Q(QMdiSubWindow);
|
|
1869 |
if (isRequestFromChild && !q->windowTitle().isEmpty() && !lastChildWindowTitle.isEmpty()
|
|
1870 |
&& lastChildWindowTitle != q->windowTitle()) {
|
|
1871 |
return;
|
|
1872 |
}
|
|
1873 |
|
|
1874 |
QWidget *titleWidget = 0;
|
|
1875 |
if (isRequestFromChild)
|
|
1876 |
titleWidget = baseWidget;
|
|
1877 |
else
|
|
1878 |
titleWidget = q;
|
|
1879 |
if (!titleWidget || titleWidget->windowTitle().isEmpty())
|
|
1880 |
return;
|
|
1881 |
|
|
1882 |
ignoreWindowTitleChange = true;
|
|
1883 |
q->setWindowTitle(titleWidget->windowTitle());
|
|
1884 |
if (q->maximizedButtonsWidget())
|
|
1885 |
setNewWindowTitle();
|
|
1886 |
ignoreWindowTitleChange = false;
|
|
1887 |
}
|
|
1888 |
|
|
1889 |
#ifndef QT_NO_RUBBERBAND
|
|
1890 |
void QMdiSubWindowPrivate::enterRubberBandMode()
|
|
1891 |
{
|
|
1892 |
Q_Q(QMdiSubWindow);
|
|
1893 |
if (q->isMaximized())
|
|
1894 |
return;
|
|
1895 |
Q_ASSERT(oldGeometry.isValid());
|
|
1896 |
Q_ASSERT(parent);
|
|
1897 |
if (!rubberBand) {
|
|
1898 |
rubberBand = new QRubberBand(QRubberBand::Rectangle, q->parentWidget());
|
|
1899 |
// For accessibility to identify this special widget.
|
|
1900 |
rubberBand->setObjectName(QLatin1String("qt_rubberband"));
|
|
1901 |
}
|
|
1902 |
QPoint rubberBandPos = q->mapToParent(QPoint(0, 0));
|
|
1903 |
rubberBand->setGeometry(rubberBandPos.x(), rubberBandPos.y(),
|
|
1904 |
oldGeometry.width(), oldGeometry.height());
|
|
1905 |
rubberBand->show();
|
|
1906 |
isInRubberBandMode = true;
|
|
1907 |
q->grabMouse();
|
|
1908 |
}
|
|
1909 |
|
|
1910 |
void QMdiSubWindowPrivate::leaveRubberBandMode()
|
|
1911 |
{
|
|
1912 |
Q_Q(QMdiSubWindow);
|
|
1913 |
Q_ASSERT(rubberBand);
|
|
1914 |
Q_ASSERT(isInRubberBandMode);
|
|
1915 |
q->releaseMouse();
|
|
1916 |
isInRubberBandMode = false;
|
|
1917 |
q->setGeometry(rubberBand->geometry());
|
|
1918 |
rubberBand->hide();
|
|
1919 |
currentOperation = None;
|
|
1920 |
}
|
|
1921 |
#endif // QT_NO_RUBBERBAND
|
|
1922 |
|
|
1923 |
// Taken from the old QWorkspace (::readColors())
|
|
1924 |
QPalette QMdiSubWindowPrivate::desktopPalette() const
|
|
1925 |
{
|
|
1926 |
Q_Q(const QMdiSubWindow);
|
|
1927 |
QPalette newPalette = q->palette();
|
|
1928 |
|
|
1929 |
bool colorsInitialized = false;
|
|
1930 |
#ifdef Q_WS_WIN // ask system properties on windows
|
|
1931 |
#ifndef SPI_GETGRADIENTCAPTIONS
|
|
1932 |
#define SPI_GETGRADIENTCAPTIONS 0x1008
|
|
1933 |
#endif
|
|
1934 |
#ifndef COLOR_GRADIENTACTIVECAPTION
|
|
1935 |
#define COLOR_GRADIENTACTIVECAPTION 27
|
|
1936 |
#endif
|
|
1937 |
#ifndef COLOR_GRADIENTINACTIVECAPTION
|
|
1938 |
#define COLOR_GRADIENTINACTIVECAPTION 28
|
|
1939 |
#endif
|
|
1940 |
if (QApplication::desktopSettingsAware()) {
|
|
1941 |
newPalette.setColor(QPalette::Active, QPalette::Highlight,
|
|
1942 |
colorref2qrgb(GetSysColor(COLOR_ACTIVECAPTION)));
|
|
1943 |
newPalette.setColor(QPalette::Inactive, QPalette::Highlight,
|
|
1944 |
colorref2qrgb(GetSysColor(COLOR_INACTIVECAPTION)));
|
|
1945 |
newPalette.setColor(QPalette::Active, QPalette::HighlightedText,
|
|
1946 |
colorref2qrgb(GetSysColor(COLOR_CAPTIONTEXT)));
|
|
1947 |
newPalette.setColor(QPalette::Inactive, QPalette::HighlightedText,
|
|
1948 |
colorref2qrgb(GetSysColor(COLOR_INACTIVECAPTIONTEXT)));
|
|
1949 |
|
|
1950 |
colorsInitialized = true;
|
|
1951 |
BOOL hasGradient = false;
|
|
1952 |
SystemParametersInfo(SPI_GETGRADIENTCAPTIONS, 0, &hasGradient, 0);
|
|
1953 |
|
|
1954 |
if (hasGradient) {
|
|
1955 |
newPalette.setColor(QPalette::Active, QPalette::Base,
|
|
1956 |
colorref2qrgb(GetSysColor(COLOR_GRADIENTACTIVECAPTION)));
|
|
1957 |
newPalette.setColor(QPalette::Inactive, QPalette::Base,
|
|
1958 |
colorref2qrgb(GetSysColor(COLOR_GRADIENTINACTIVECAPTION)));
|
|
1959 |
} else {
|
|
1960 |
newPalette.setColor(QPalette::Active, QPalette::Base,
|
|
1961 |
newPalette.color(QPalette::Active, QPalette::Highlight));
|
|
1962 |
newPalette.setColor(QPalette::Inactive, QPalette::Base,
|
|
1963 |
newPalette.color(QPalette::Inactive, QPalette::Highlight));
|
|
1964 |
}
|
|
1965 |
}
|
|
1966 |
#endif // Q_WS_WIN
|
|
1967 |
if (!colorsInitialized) {
|
|
1968 |
newPalette.setColor(QPalette::Active, QPalette::Highlight,
|
|
1969 |
newPalette.color(QPalette::Active, QPalette::Highlight));
|
|
1970 |
newPalette.setColor(QPalette::Active, QPalette::Base,
|
|
1971 |
newPalette.color(QPalette::Active, QPalette::Highlight));
|
|
1972 |
newPalette.setColor(QPalette::Inactive, QPalette::Highlight,
|
|
1973 |
newPalette.color(QPalette::Inactive, QPalette::Dark));
|
|
1974 |
newPalette.setColor(QPalette::Inactive, QPalette::Base,
|
|
1975 |
newPalette.color(QPalette::Inactive, QPalette::Dark));
|
|
1976 |
newPalette.setColor(QPalette::Inactive, QPalette::HighlightedText,
|
|
1977 |
newPalette.color(QPalette::Inactive, QPalette::Window));
|
|
1978 |
}
|
|
1979 |
|
|
1980 |
return newPalette;
|
|
1981 |
}
|
|
1982 |
|
|
1983 |
void QMdiSubWindowPrivate::updateActions()
|
|
1984 |
{
|
|
1985 |
Qt::WindowFlags windowFlags = q_func()->windowFlags();
|
|
1986 |
// Hide all
|
|
1987 |
for (int i = 0; i < NumWindowStateActions; ++i)
|
|
1988 |
setVisible(WindowStateAction(i), false);
|
|
1989 |
|
|
1990 |
if (windowFlags & Qt::FramelessWindowHint)
|
|
1991 |
return;
|
|
1992 |
|
|
1993 |
setVisible(StayOnTopAction, true);
|
|
1994 |
setVisible(MoveAction, moveEnabled);
|
|
1995 |
setVisible(ResizeAction, resizeEnabled);
|
|
1996 |
|
|
1997 |
// CloseAction
|
|
1998 |
if (windowFlags & Qt::WindowSystemMenuHint)
|
|
1999 |
setVisible(CloseAction, true);
|
|
2000 |
|
|
2001 |
// RestoreAction
|
|
2002 |
if (windowFlags & (Qt::WindowMinimizeButtonHint | Qt::WindowMaximizeButtonHint))
|
|
2003 |
setVisible(RestoreAction, true);
|
|
2004 |
|
|
2005 |
// MinimizeAction
|
|
2006 |
if (windowFlags & Qt::WindowMinimizeButtonHint)
|
|
2007 |
setVisible(MinimizeAction, true);
|
|
2008 |
|
|
2009 |
// MaximizeAction
|
|
2010 |
if (windowFlags & Qt::WindowMaximizeButtonHint)
|
|
2011 |
setVisible(MaximizeAction, true);
|
|
2012 |
}
|
|
2013 |
|
|
2014 |
void QMdiSubWindowPrivate::setFocusWidget()
|
|
2015 |
{
|
|
2016 |
Q_Q(QMdiSubWindow);
|
|
2017 |
if (!baseWidget) {
|
|
2018 |
q->setFocus();
|
|
2019 |
return;
|
|
2020 |
}
|
|
2021 |
|
|
2022 |
// This will give focus to the next child if possible, otherwise
|
|
2023 |
// do nothing, hence it's not possible to tab between windows with
|
|
2024 |
// just hitting tab (unless Qt::TabFocus is removed from the focus policy).
|
|
2025 |
if (focusInReason == Qt::TabFocusReason) {
|
|
2026 |
q->focusNextChild();
|
|
2027 |
return;
|
|
2028 |
}
|
|
2029 |
|
|
2030 |
// Same as above, but gives focus to the previous child.
|
|
2031 |
if (focusInReason == Qt::BacktabFocusReason) {
|
|
2032 |
q->focusPreviousChild();
|
|
2033 |
return;
|
|
2034 |
}
|
|
2035 |
|
|
2036 |
if (QWidget *focusWidget = baseWidget->focusWidget()) {
|
|
2037 |
if (!focusWidget->hasFocus() && q->isAncestorOf(focusWidget)
|
|
2038 |
&& focusWidget->isVisible() && !q->isMinimized()
|
|
2039 |
&& focusWidget->focusPolicy() != Qt::NoFocus) {
|
|
2040 |
focusWidget->setFocus();
|
|
2041 |
} else {
|
|
2042 |
q->setFocus();
|
|
2043 |
}
|
|
2044 |
return;
|
|
2045 |
}
|
|
2046 |
|
|
2047 |
QWidget *focusWidget = q->nextInFocusChain();
|
|
2048 |
while (focusWidget && focusWidget != q && focusWidget->focusPolicy() == Qt::NoFocus)
|
|
2049 |
focusWidget = focusWidget->nextInFocusChain();
|
|
2050 |
if (focusWidget && q->isAncestorOf(focusWidget))
|
|
2051 |
focusWidget->setFocus();
|
|
2052 |
else if (baseWidget->focusPolicy() != Qt::NoFocus)
|
|
2053 |
baseWidget->setFocus();
|
|
2054 |
else if (!q->hasFocus())
|
|
2055 |
q->setFocus();
|
|
2056 |
}
|
|
2057 |
|
|
2058 |
void QMdiSubWindowPrivate::restoreFocus()
|
|
2059 |
{
|
|
2060 |
if (!restoreFocusWidget)
|
|
2061 |
return;
|
|
2062 |
if (!restoreFocusWidget->hasFocus() && q_func()->isAncestorOf(restoreFocusWidget)
|
|
2063 |
&& restoreFocusWidget->isVisible()
|
|
2064 |
&& restoreFocusWidget->focusPolicy() != Qt::NoFocus) {
|
|
2065 |
restoreFocusWidget->setFocus();
|
|
2066 |
}
|
|
2067 |
restoreFocusWidget = 0;
|
|
2068 |
}
|
|
2069 |
|
|
2070 |
/*!
|
|
2071 |
\internal
|
|
2072 |
### Please add QEvent::WindowFlagsChange event
|
|
2073 |
*/
|
|
2074 |
void QMdiSubWindowPrivate::setWindowFlags(Qt::WindowFlags windowFlags)
|
|
2075 |
{
|
|
2076 |
Q_Q(QMdiSubWindow);
|
|
2077 |
if (!parent) {
|
|
2078 |
q->setWindowFlags(windowFlags);
|
|
2079 |
return;
|
|
2080 |
}
|
|
2081 |
|
|
2082 |
Qt::WindowFlags windowType = windowFlags & Qt::WindowType_Mask;
|
|
2083 |
if (windowType == Qt::Dialog || windowFlags & Qt::MSWindowsFixedSizeDialogHint)
|
|
2084 |
windowFlags |= Qt::WindowTitleHint | Qt::WindowSystemMenuHint;
|
|
2085 |
|
|
2086 |
// Set standard flags if none of the customize flags are set
|
|
2087 |
if (!(windowFlags & CustomizeWindowFlags))
|
|
2088 |
windowFlags |= Qt::WindowTitleHint | Qt::WindowSystemMenuHint | Qt::WindowMinMaxButtonsHint | Qt::WindowCloseButtonHint;
|
|
2089 |
else if (windowFlags & Qt::FramelessWindowHint && windowFlags & Qt::WindowStaysOnTopHint)
|
|
2090 |
windowFlags = Qt::FramelessWindowHint | Qt::WindowStaysOnTopHint;
|
|
2091 |
else if (windowFlags & Qt::FramelessWindowHint)
|
|
2092 |
windowFlags = Qt::FramelessWindowHint;
|
|
2093 |
|
|
2094 |
windowFlags &= ~windowType;
|
|
2095 |
windowFlags |= Qt::SubWindow;
|
|
2096 |
|
|
2097 |
#ifndef QT_NO_ACTION
|
|
2098 |
if (QAction *stayOnTopAction = actions[QMdiSubWindowPrivate::StayOnTopAction]) {
|
|
2099 |
if (windowFlags & Qt::WindowStaysOnTopHint)
|
|
2100 |
stayOnTopAction->setChecked(true);
|
|
2101 |
else
|
|
2102 |
stayOnTopAction->setChecked(false);
|
|
2103 |
}
|
|
2104 |
#endif
|
|
2105 |
|
|
2106 |
#ifndef QT_NO_SIZEGRIP
|
|
2107 |
if ((windowFlags & Qt::FramelessWindowHint) && sizeGrip)
|
|
2108 |
delete sizeGrip;
|
|
2109 |
#endif
|
|
2110 |
|
|
2111 |
q->setWindowFlags(windowFlags);
|
|
2112 |
updateGeometryConstraints();
|
|
2113 |
updateActions();
|
|
2114 |
QSize currentSize = q->size();
|
|
2115 |
if (q->isVisible() && (currentSize.width() < internalMinimumSize.width()
|
|
2116 |
|| currentSize.height() < internalMinimumSize.height())) {
|
|
2117 |
q->resize(currentSize.expandedTo(internalMinimumSize));
|
|
2118 |
}
|
|
2119 |
}
|
|
2120 |
|
|
2121 |
void QMdiSubWindowPrivate::setVisible(WindowStateAction action, bool visible)
|
|
2122 |
{
|
|
2123 |
#ifndef QT_NO_ACTION
|
|
2124 |
if (actions[action])
|
|
2125 |
actions[action]->setVisible(visible);
|
|
2126 |
#endif
|
|
2127 |
|
|
2128 |
Q_Q(QMdiSubWindow);
|
|
2129 |
if (!controlContainer)
|
|
2130 |
controlContainer = new ControlContainer(q);
|
|
2131 |
|
|
2132 |
if (ControllerWidget *ctrlWidget = qobject_cast<ControllerWidget *>
|
|
2133 |
(controlContainer->controllerWidget())) {
|
|
2134 |
ctrlWidget->setControlVisible(action, visible);
|
|
2135 |
}
|
|
2136 |
}
|
|
2137 |
|
|
2138 |
#ifndef QT_NO_ACTION
|
|
2139 |
void QMdiSubWindowPrivate::setEnabled(WindowStateAction action, bool enable)
|
|
2140 |
{
|
|
2141 |
if (actions[action])
|
|
2142 |
actions[action]->setEnabled(enable);
|
|
2143 |
}
|
|
2144 |
|
|
2145 |
#ifndef QT_NO_MENU
|
|
2146 |
void QMdiSubWindowPrivate::addToSystemMenu(WindowStateAction action, const QString &text,
|
|
2147 |
const char *slot)
|
|
2148 |
{
|
|
2149 |
if (!systemMenu)
|
|
2150 |
return;
|
|
2151 |
actions[action] = systemMenu->addAction(text, q_func(), slot);
|
|
2152 |
}
|
|
2153 |
#endif
|
|
2154 |
#endif // QT_NO_ACTION
|
|
2155 |
|
|
2156 |
/*!
|
|
2157 |
\internal
|
|
2158 |
*/
|
|
2159 |
QSize QMdiSubWindowPrivate::iconSize() const
|
|
2160 |
{
|
|
2161 |
Q_Q(const QMdiSubWindow);
|
|
2162 |
if (!parent || q->windowFlags() & Qt::FramelessWindowHint)
|
|
2163 |
return QSize(-1, -1);
|
|
2164 |
return QSize(q->style()->pixelMetric(QStyle::PM_MdiSubWindowMinimizedWidth, 0, q), titleBarHeight());
|
|
2165 |
}
|
|
2166 |
|
|
2167 |
#ifndef QT_NO_SIZEGRIP
|
|
2168 |
|
|
2169 |
/*!
|
|
2170 |
\internal
|
|
2171 |
*/
|
|
2172 |
void QMdiSubWindowPrivate::setSizeGrip(QSizeGrip *newSizeGrip)
|
|
2173 |
{
|
|
2174 |
Q_Q(QMdiSubWindow);
|
|
2175 |
if (!newSizeGrip || sizeGrip || q->windowFlags() & Qt::FramelessWindowHint)
|
|
2176 |
return;
|
|
2177 |
|
|
2178 |
if (layout && layout->indexOf(newSizeGrip) != -1)
|
|
2179 |
return;
|
|
2180 |
newSizeGrip->setFixedSize(newSizeGrip->sizeHint());
|
|
2181 |
bool putSizeGripInLayout = layout ? true : false;
|
|
2182 |
#if defined(Q_WS_MAC) && !defined(QT_NO_STYLE_MAC)
|
|
2183 |
if (qobject_cast<QMacStyle *>(q->style()))
|
|
2184 |
putSizeGripInLayout = false;
|
|
2185 |
#endif
|
|
2186 |
if (putSizeGripInLayout) {
|
|
2187 |
layout->addWidget(newSizeGrip);
|
|
2188 |
layout->setAlignment(newSizeGrip, Qt::AlignBottom | Qt::AlignRight);
|
|
2189 |
} else {
|
|
2190 |
newSizeGrip->setParent(q);
|
|
2191 |
newSizeGrip->move(q->isLeftToRight() ? q->width() - newSizeGrip->width() : 0,
|
|
2192 |
q->height() - newSizeGrip->height());
|
|
2193 |
sizeGrip = newSizeGrip;
|
|
2194 |
}
|
|
2195 |
newSizeGrip->raise();
|
|
2196 |
updateGeometryConstraints();
|
|
2197 |
newSizeGrip->installEventFilter(q);
|
|
2198 |
}
|
|
2199 |
|
|
2200 |
/*!
|
|
2201 |
\internal
|
|
2202 |
*/
|
|
2203 |
void QMdiSubWindowPrivate::setSizeGripVisible(bool visible) const
|
|
2204 |
{
|
|
2205 |
// See if we can find any size grips
|
|
2206 |
QList<QSizeGrip *> sizeGrips = qFindChildren<QSizeGrip *>(q_func());
|
|
2207 |
foreach (QSizeGrip *grip, sizeGrips)
|
|
2208 |
grip->setVisible(visible);
|
|
2209 |
}
|
|
2210 |
|
|
2211 |
#endif // QT_NO_SIZEGRIP
|
|
2212 |
|
|
2213 |
/*!
|
|
2214 |
\internal
|
|
2215 |
*/
|
|
2216 |
void QMdiSubWindowPrivate::updateInternalWindowTitle()
|
|
2217 |
{
|
|
2218 |
Q_Q(QMdiSubWindow);
|
|
2219 |
if (q->isWindowModified()) {
|
|
2220 |
windowTitle = q->windowTitle();
|
|
2221 |
windowTitle.replace(QLatin1String("[*]"), QLatin1String("*"));
|
|
2222 |
} else {
|
|
2223 |
windowTitle = qt_setWindowTitle_helperHelper(q->windowTitle(), q);
|
|
2224 |
}
|
|
2225 |
q->update(0, 0, q->width(), titleBarHeight());
|
|
2226 |
}
|
|
2227 |
|
|
2228 |
/*!
|
|
2229 |
Constructs a new QMdiSubWindow widget. The \a parent and \a
|
|
2230 |
flags arguments are passed to QWidget's constructor.
|
|
2231 |
|
|
2232 |
Instead of using addSubWindow(), it is also simply possible to
|
|
2233 |
use setParent() when you add the subwindow to a QMdiArea.
|
|
2234 |
|
|
2235 |
Note that only \l{QMdiSubWindow}s can be set as children of
|
|
2236 |
QMdiArea; you cannot, for instance, write:
|
|
2237 |
|
|
2238 |
\badcode
|
|
2239 |
QMdiArea mdiArea;
|
|
2240 |
QTextEdit editor(&mdiArea); // invalid child widget
|
|
2241 |
\endcode
|
|
2242 |
|
|
2243 |
\sa QMdiArea::addSubWindow()
|
|
2244 |
*/
|
|
2245 |
QMdiSubWindow::QMdiSubWindow(QWidget *parent, Qt::WindowFlags flags)
|
|
2246 |
: QWidget(*new QMdiSubWindowPrivate, parent, 0)
|
|
2247 |
{
|
|
2248 |
Q_D(QMdiSubWindow);
|
|
2249 |
#ifndef QT_NO_MENU
|
|
2250 |
d->createSystemMenu();
|
|
2251 |
addActions(d->systemMenu->actions());
|
|
2252 |
#endif
|
|
2253 |
d->setWindowFlags(flags);
|
|
2254 |
setBackgroundRole(QPalette::Window);
|
|
2255 |
setAutoFillBackground(true);
|
|
2256 |
setMouseTracking(true);
|
|
2257 |
setLayout(new QVBoxLayout);
|
|
2258 |
setFocusPolicy(Qt::StrongFocus);
|
|
2259 |
layout()->setMargin(0);
|
|
2260 |
d->updateGeometryConstraints();
|
|
2261 |
setAttribute(Qt::WA_Resized, false);
|
|
2262 |
d->titleBarPalette = d->desktopPalette();
|
|
2263 |
d->font = QApplication::font("QWorkspaceTitleBar");
|
|
2264 |
// We don't want the menu icon by default on mac.
|
|
2265 |
#ifndef Q_WS_MAC
|
|
2266 |
if (windowIcon().isNull())
|
|
2267 |
d->menuIcon = style()->standardIcon(QStyle::SP_TitleBarMenuButton, 0, this);
|
|
2268 |
else
|
|
2269 |
d->menuIcon = windowIcon();
|
|
2270 |
#endif
|
|
2271 |
connect(qApp, SIGNAL(focusChanged(QWidget *, QWidget *)),
|
|
2272 |
this, SLOT(_q_processFocusChanged(QWidget *, QWidget *)));
|
|
2273 |
}
|
|
2274 |
|
|
2275 |
/*!
|
|
2276 |
Destroys the subwindow.
|
|
2277 |
|
|
2278 |
\sa QMdiArea::removeSubWindow()
|
|
2279 |
*/
|
|
2280 |
QMdiSubWindow::~QMdiSubWindow()
|
|
2281 |
{
|
|
2282 |
Q_D(QMdiSubWindow);
|
|
2283 |
#ifndef QT_NO_MENUBAR
|
|
2284 |
d->removeButtonsFromMenuBar();
|
|
2285 |
#endif
|
|
2286 |
d->setActive(false);
|
|
2287 |
}
|
|
2288 |
|
|
2289 |
/*!
|
|
2290 |
Sets \a widget as the internal widget of this subwindow. The
|
|
2291 |
internal widget is displayed in the center of the subwindow
|
|
2292 |
beneath the title bar.
|
|
2293 |
|
|
2294 |
QMdiSubWindow takes temporary ownership of \a widget; you do
|
|
2295 |
not have to delete it. Any existing internal widget will be
|
|
2296 |
removed and reparented to the root window.
|
|
2297 |
|
|
2298 |
\sa widget()
|
|
2299 |
*/
|
|
2300 |
void QMdiSubWindow::setWidget(QWidget *widget)
|
|
2301 |
{
|
|
2302 |
Q_D(QMdiSubWindow);
|
|
2303 |
if (!widget) {
|
|
2304 |
d->removeBaseWidget();
|
|
2305 |
return;
|
|
2306 |
}
|
|
2307 |
|
|
2308 |
if (widget == d->baseWidget) {
|
|
2309 |
qWarning("QMdiSubWindow::setWidget: widget is already set");
|
|
2310 |
return;
|
|
2311 |
}
|
|
2312 |
|
|
2313 |
bool wasResized = testAttribute(Qt::WA_Resized);
|
|
2314 |
d->removeBaseWidget();
|
|
2315 |
|
|
2316 |
if (QLayout *layout = this->layout())
|
|
2317 |
layout->addWidget(widget);
|
|
2318 |
else
|
|
2319 |
widget->setParent(this);
|
|
2320 |
|
|
2321 |
#ifndef QT_NO_SIZEGRIP
|
|
2322 |
QSizeGrip *sizeGrip = qFindChild<QSizeGrip *>(widget);
|
|
2323 |
if (sizeGrip)
|
|
2324 |
sizeGrip->installEventFilter(this);
|
|
2325 |
if (d->sizeGrip)
|
|
2326 |
d->sizeGrip->raise();
|
|
2327 |
#endif
|
|
2328 |
|
|
2329 |
d->baseWidget = widget;
|
|
2330 |
d->baseWidget->installEventFilter(this);
|
|
2331 |
|
|
2332 |
d->ignoreWindowTitleChange = true;
|
|
2333 |
bool isWindowModified = this->isWindowModified();
|
|
2334 |
if (windowTitle().isEmpty()) {
|
|
2335 |
d->updateWindowTitle(true);
|
|
2336 |
isWindowModified = d->baseWidget->isWindowModified();
|
|
2337 |
}
|
|
2338 |
if (!this->isWindowModified() && isWindowModified
|
|
2339 |
&& windowTitle().contains(QLatin1String("[*]"))) {
|
|
2340 |
setWindowModified(isWindowModified);
|
|
2341 |
}
|
|
2342 |
d->lastChildWindowTitle = d->baseWidget->windowTitle();
|
|
2343 |
d->ignoreWindowTitleChange = false;
|
|
2344 |
|
|
2345 |
if (windowIcon().isNull() && !d->baseWidget->windowIcon().isNull())
|
|
2346 |
setWindowIcon(d->baseWidget->windowIcon());
|
|
2347 |
|
|
2348 |
d->updateGeometryConstraints();
|
|
2349 |
if (!wasResized && testAttribute(Qt::WA_Resized))
|
|
2350 |
setAttribute(Qt::WA_Resized, false);
|
|
2351 |
}
|
|
2352 |
|
|
2353 |
/*!
|
|
2354 |
Returns the current internal widget.
|
|
2355 |
|
|
2356 |
\sa setWidget()
|
|
2357 |
*/
|
|
2358 |
QWidget *QMdiSubWindow::widget() const
|
|
2359 |
{
|
|
2360 |
return d_func()->baseWidget;
|
|
2361 |
}
|
|
2362 |
|
|
2363 |
|
|
2364 |
/*!
|
|
2365 |
\internal
|
|
2366 |
*/
|
|
2367 |
QWidget *QMdiSubWindow::maximizedButtonsWidget() const
|
|
2368 |
{
|
|
2369 |
Q_D(const QMdiSubWindow);
|
|
2370 |
if (isVisible() && d->controlContainer && isMaximized() && !d->drawTitleBarWhenMaximized()
|
|
2371 |
&& !isChildOfTabbedQMdiArea(this)) {
|
|
2372 |
return d->controlContainer->controllerWidget();
|
|
2373 |
}
|
|
2374 |
return 0;
|
|
2375 |
}
|
|
2376 |
|
|
2377 |
/*!
|
|
2378 |
\internal
|
|
2379 |
*/
|
|
2380 |
QWidget *QMdiSubWindow::maximizedSystemMenuIconWidget() const
|
|
2381 |
{
|
|
2382 |
Q_D(const QMdiSubWindow);
|
|
2383 |
if (isVisible() && d->controlContainer && isMaximized() && !d->drawTitleBarWhenMaximized()
|
|
2384 |
&& !isChildOfTabbedQMdiArea(this)) {
|
|
2385 |
return d->controlContainer->systemMenuLabel();
|
|
2386 |
}
|
|
2387 |
return 0;
|
|
2388 |
}
|
|
2389 |
|
|
2390 |
/*!
|
|
2391 |
Returns true if this window is shaded; otherwise returns false.
|
|
2392 |
|
|
2393 |
A window is shaded if it is collapsed so that only the title bar is
|
|
2394 |
visible.
|
|
2395 |
*/
|
|
2396 |
bool QMdiSubWindow::isShaded() const
|
|
2397 |
{
|
|
2398 |
return d_func()->isShadeMode;
|
|
2399 |
}
|
|
2400 |
|
|
2401 |
/*!
|
|
2402 |
If \a on is true, \a option is enabled on the subwindow; otherwise it is
|
|
2403 |
disabled. See SubWindowOption for the effect of each option.
|
|
2404 |
|
|
2405 |
\sa SubWindowOption, testOption()
|
|
2406 |
*/
|
|
2407 |
void QMdiSubWindow::setOption(SubWindowOption option, bool on)
|
|
2408 |
{
|
|
2409 |
Q_D(QMdiSubWindow);
|
|
2410 |
if (on && !(d->options & option))
|
|
2411 |
d->options |= option;
|
|
2412 |
else if (!on && (d->options & option))
|
|
2413 |
d->options &= ~option;
|
|
2414 |
|
|
2415 |
#ifndef QT_NO_RUBBERBAND
|
|
2416 |
if ((option & (RubberBandResize | RubberBandMove)) && !on && d->isInRubberBandMode)
|
|
2417 |
d->leaveRubberBandMode();
|
|
2418 |
#endif
|
|
2419 |
}
|
|
2420 |
|
|
2421 |
/*!
|
|
2422 |
Returns true if \a option is enabled; otherwise returns false.
|
|
2423 |
|
|
2424 |
\sa SubWindowOption, setOption()
|
|
2425 |
*/
|
|
2426 |
bool QMdiSubWindow::testOption(SubWindowOption option) const
|
|
2427 |
{
|
|
2428 |
return d_func()->options & option;
|
|
2429 |
}
|
|
2430 |
|
|
2431 |
/*!
|
|
2432 |
\property QMdiSubWindow::keyboardSingleStep
|
|
2433 |
\brief sets how far a widget should move or resize when using the
|
|
2434 |
keyboard arrow keys.
|
|
2435 |
|
|
2436 |
When in keyboard-interactive mode, you can use the arrow and page keys to
|
|
2437 |
either move or resize the window. This property controls the arrow keys.
|
|
2438 |
The common way to enter keyboard interactive mode is to enter the
|
|
2439 |
subwindow menu, and select either "resize" or "move".
|
|
2440 |
|
|
2441 |
The default keyboard single step value is 5 pixels.
|
|
2442 |
|
|
2443 |
\sa keyboardPageStep
|
|
2444 |
*/
|
|
2445 |
int QMdiSubWindow::keyboardSingleStep() const
|
|
2446 |
{
|
|
2447 |
return d_func()->keyboardSingleStep;
|
|
2448 |
}
|
|
2449 |
|
|
2450 |
void QMdiSubWindow::setKeyboardSingleStep(int step)
|
|
2451 |
{
|
|
2452 |
// Haven't done any boundary check here since negative step only
|
|
2453 |
// means inverted behavior, which is OK if the user want it.
|
|
2454 |
// A step equal to zero means "do nothing".
|
|
2455 |
d_func()->keyboardSingleStep = step;
|
|
2456 |
}
|
|
2457 |
|
|
2458 |
/*!
|
|
2459 |
\property QMdiSubWindow::keyboardPageStep
|
|
2460 |
\brief sets how far a widget should move or resize when using the
|
|
2461 |
keyboard page keys.
|
|
2462 |
|
|
2463 |
When in keyboard-interactive mode, you can use the arrow and page keys to
|
|
2464 |
either move or resize the window. This property controls the page
|
|
2465 |
keys. The common way to enter keyboard interactive mode is to enter the
|
|
2466 |
subwindow menu, and select either "resize" or "move".
|
|
2467 |
|
|
2468 |
The default keyboard page step value is 20 pixels.
|
|
2469 |
|
|
2470 |
\sa keyboardSingleStep
|
|
2471 |
*/
|
|
2472 |
int QMdiSubWindow::keyboardPageStep() const
|
|
2473 |
{
|
|
2474 |
return d_func()->keyboardPageStep;
|
|
2475 |
}
|
|
2476 |
|
|
2477 |
void QMdiSubWindow::setKeyboardPageStep(int step)
|
|
2478 |
{
|
|
2479 |
// Haven't done any boundary check here since negative step only
|
|
2480 |
// means inverted behavior, which is OK if the user want it.
|
|
2481 |
// A step equal to zero means "do nothing".
|
|
2482 |
d_func()->keyboardPageStep = step;
|
|
2483 |
}
|
|
2484 |
|
|
2485 |
#ifndef QT_NO_MENU
|
|
2486 |
/*!
|
|
2487 |
Sets \a systemMenu as the current system menu for this subwindow.
|
|
2488 |
|
|
2489 |
By default, each QMdiSubWindow has a standard system menu.
|
|
2490 |
|
|
2491 |
QActions for the system menu created by QMdiSubWindow will
|
|
2492 |
automatically be updated depending on the current window state;
|
|
2493 |
e.g., the minimize action will be disabled after the window is
|
|
2494 |
minimized.
|
|
2495 |
|
|
2496 |
QActions added by the user are not updated by QMdiSubWindow.
|
|
2497 |
|
|
2498 |
QMdiSubWindow takes ownership of \a systemMenu; you do not have to
|
|
2499 |
delete it. Any existing menus will be deleted.
|
|
2500 |
|
|
2501 |
\sa systemMenu(), showSystemMenu()
|
|
2502 |
*/
|
|
2503 |
void QMdiSubWindow::setSystemMenu(QMenu *systemMenu)
|
|
2504 |
{
|
|
2505 |
Q_D(QMdiSubWindow);
|
|
2506 |
if (systemMenu && systemMenu == d->systemMenu) {
|
|
2507 |
qWarning("QMdiSubWindow::setSystemMenu: system menu is already set");
|
|
2508 |
return;
|
|
2509 |
}
|
|
2510 |
|
|
2511 |
if (d->systemMenu) {
|
|
2512 |
delete d->systemMenu;
|
|
2513 |
d->systemMenu = 0;
|
|
2514 |
}
|
|
2515 |
|
|
2516 |
if (!systemMenu)
|
|
2517 |
return;
|
|
2518 |
|
|
2519 |
if (systemMenu->parent() != this)
|
|
2520 |
systemMenu->setParent(this);
|
|
2521 |
d->systemMenu = systemMenu;
|
|
2522 |
}
|
|
2523 |
|
|
2524 |
/*!
|
|
2525 |
Returns a pointer to the current system menu, or zero if no system
|
|
2526 |
menu is set. QMdiSubWindow provides a default system menu, but you can
|
|
2527 |
also set the menu with setSystemMenu().
|
|
2528 |
|
|
2529 |
\sa setSystemMenu(), showSystemMenu()
|
|
2530 |
*/
|
|
2531 |
QMenu *QMdiSubWindow::systemMenu() const
|
|
2532 |
{
|
|
2533 |
return d_func()->systemMenu;
|
|
2534 |
}
|
|
2535 |
|
|
2536 |
/*!
|
|
2537 |
Shows the system menu below the system menu icon in the title bar.
|
|
2538 |
|
|
2539 |
\sa setSystemMenu(), systemMenu()
|
|
2540 |
*/
|
|
2541 |
void QMdiSubWindow::showSystemMenu()
|
|
2542 |
{
|
|
2543 |
Q_D(QMdiSubWindow);
|
|
2544 |
if (!d->systemMenu)
|
|
2545 |
return;
|
|
2546 |
|
|
2547 |
QPoint globalPopupPos;
|
|
2548 |
if (QWidget *icon = maximizedSystemMenuIconWidget()) {
|
|
2549 |
if (isLeftToRight())
|
|
2550 |
globalPopupPos = icon->mapToGlobal(QPoint(0, icon->y() + icon->height()));
|
|
2551 |
else
|
|
2552 |
globalPopupPos = icon->mapToGlobal(QPoint(icon->width(), icon->y() + icon->height()));
|
|
2553 |
} else {
|
|
2554 |
if (isLeftToRight())
|
|
2555 |
globalPopupPos = mapToGlobal(contentsRect().topLeft());
|
|
2556 |
else // + QPoint(1, 0) because topRight() == QPoint(left() + width() -1, top())
|
|
2557 |
globalPopupPos = mapToGlobal(contentsRect().topRight()) + QPoint(1, 0);
|
|
2558 |
}
|
|
2559 |
|
|
2560 |
// Adjust x() with -menuwidth in reverse mode.
|
|
2561 |
if (isRightToLeft())
|
|
2562 |
globalPopupPos -= QPoint(d->systemMenu->sizeHint().width(), 0);
|
|
2563 |
d->systemMenu->installEventFilter(this);
|
|
2564 |
d->systemMenu->popup(globalPopupPos);
|
|
2565 |
}
|
|
2566 |
#endif // QT_NO_MENU
|
|
2567 |
|
|
2568 |
/*!
|
|
2569 |
\since 4.4
|
|
2570 |
|
|
2571 |
Returns the area containing this sub-window, or 0 if there is none.
|
|
2572 |
|
|
2573 |
\sa QMdiArea::addSubWindow()
|
|
2574 |
*/
|
|
2575 |
QMdiArea *QMdiSubWindow::mdiArea() const
|
|
2576 |
{
|
|
2577 |
QWidget *parent = parentWidget();
|
|
2578 |
while (parent) {
|
|
2579 |
if (QMdiArea *area = qobject_cast<QMdiArea *>(parent)) {
|
|
2580 |
if (area->viewport() == parentWidget())
|
|
2581 |
return area;
|
|
2582 |
}
|
|
2583 |
parent = parent->parentWidget();
|
|
2584 |
}
|
|
2585 |
return 0;
|
|
2586 |
}
|
|
2587 |
|
|
2588 |
/*!
|
|
2589 |
Calling this function makes the subwindow enter the shaded mode.
|
|
2590 |
When the subwindow is shaded, only the title bar is visible.
|
|
2591 |
|
|
2592 |
Although shading is not supported by all styles, this function will
|
|
2593 |
still show the subwindow as shaded, regardless of whether support
|
|
2594 |
for shading is available. However, when used with styles without
|
|
2595 |
shading support, the user will be unable to return from shaded mode
|
|
2596 |
through the user interface (e.g., through a shade button in the title
|
|
2597 |
bar).
|
|
2598 |
|
|
2599 |
\sa isShaded()
|
|
2600 |
*/
|
|
2601 |
void QMdiSubWindow::showShaded()
|
|
2602 |
{
|
|
2603 |
if (!parent())
|
|
2604 |
return;
|
|
2605 |
|
|
2606 |
Q_D(QMdiSubWindow);
|
|
2607 |
// setMinimizeMode uses this function.
|
|
2608 |
if (!d->isShadeRequestFromMinimizeMode && isShaded())
|
|
2609 |
return;
|
|
2610 |
|
|
2611 |
d->isMaximizeMode = false;
|
|
2612 |
|
|
2613 |
QWidget *currentFocusWidget = QApplication::focusWidget();
|
|
2614 |
if (!d->restoreFocusWidget && isAncestorOf(currentFocusWidget))
|
|
2615 |
d->restoreFocusWidget = currentFocusWidget;
|
|
2616 |
|
|
2617 |
if (!d->isShadeRequestFromMinimizeMode) {
|
|
2618 |
d->isShadeMode = true;
|
|
2619 |
d->ensureWindowState(Qt::WindowMinimized);
|
|
2620 |
}
|
|
2621 |
|
|
2622 |
#ifndef QT_NO_MENUBAR
|
|
2623 |
d->removeButtonsFromMenuBar();
|
|
2624 |
#endif
|
|
2625 |
|
|
2626 |
// showMinimized() will reset Qt::WindowActive, which makes sense
|
|
2627 |
// for top level widgets, but in MDI it makes sense to have an
|
|
2628 |
// active window which is minimized.
|
|
2629 |
if (hasFocus() || isAncestorOf(currentFocusWidget))
|
|
2630 |
d->ensureWindowState(Qt::WindowActive);
|
|
2631 |
|
|
2632 |
#ifndef QT_NO_SIZEGRIP
|
|
2633 |
d->setSizeGripVisible(false);
|
|
2634 |
#endif
|
|
2635 |
|
|
2636 |
if (!d->restoreSize.isValid() || d->isShadeMode) {
|
|
2637 |
d->oldGeometry = geometry();
|
|
2638 |
d->restoreSize.setWidth(d->oldGeometry.width());
|
|
2639 |
d->restoreSize.setHeight(d->oldGeometry.height());
|
|
2640 |
}
|
|
2641 |
|
|
2642 |
// Hide the window before we change the geometry to avoid multiple resize
|
|
2643 |
// events and wrong window state.
|
|
2644 |
const bool wasVisible = isVisible();
|
|
2645 |
if (wasVisible)
|
|
2646 |
setVisible(false);
|
|
2647 |
|
|
2648 |
d->updateGeometryConstraints();
|
|
2649 |
// Update minimum size to internalMinimumSize if set by user.
|
|
2650 |
if (!minimumSize().isNull()) {
|
|
2651 |
d->userMinimumSize = minimumSize();
|
|
2652 |
setMinimumSize(d->internalMinimumSize);
|
|
2653 |
}
|
|
2654 |
resize(d->internalMinimumSize);
|
|
2655 |
|
|
2656 |
// Hide the internal widget if not already hidden by the user.
|
|
2657 |
if (d->baseWidget && !d->baseWidget->isHidden()) {
|
|
2658 |
d->baseWidget->hide();
|
|
2659 |
d->isWidgetHiddenByUs = true;
|
|
2660 |
}
|
|
2661 |
|
|
2662 |
if (wasVisible)
|
|
2663 |
setVisible(true);
|
|
2664 |
|
|
2665 |
d->setFocusWidget();
|
|
2666 |
d->resizeEnabled = false;
|
|
2667 |
d->moveEnabled = true;
|
|
2668 |
d->updateDirtyRegions();
|
|
2669 |
d->updateMask();
|
|
2670 |
|
|
2671 |
#ifndef QT_NO_ACTION
|
|
2672 |
d->setEnabled(QMdiSubWindowPrivate::MinimizeAction, false);
|
|
2673 |
d->setEnabled(QMdiSubWindowPrivate::ResizeAction, d->resizeEnabled);
|
|
2674 |
d->setEnabled(QMdiSubWindowPrivate::MaximizeAction, true);
|
|
2675 |
d->setEnabled(QMdiSubWindowPrivate::RestoreAction, true);
|
|
2676 |
d->setEnabled(QMdiSubWindowPrivate::MoveAction, d->moveEnabled);
|
|
2677 |
#endif
|
|
2678 |
}
|
|
2679 |
|
|
2680 |
/*!
|
|
2681 |
\reimp
|
|
2682 |
*/
|
|
2683 |
bool QMdiSubWindow::eventFilter(QObject *object, QEvent *event)
|
|
2684 |
{
|
|
2685 |
Q_D(QMdiSubWindow);
|
|
2686 |
if (!object)
|
|
2687 |
return QWidget::eventFilter(object, event);
|
|
2688 |
|
|
2689 |
#ifndef QT_NO_MENU
|
|
2690 |
// System menu events.
|
|
2691 |
if (d->systemMenu && d->systemMenu == object) {
|
|
2692 |
if (event->type() == QEvent::MouseButtonDblClick) {
|
|
2693 |
close();
|
|
2694 |
} else if (event->type() == QEvent::MouseMove) {
|
|
2695 |
QMouseEvent *mouseEvent = static_cast<QMouseEvent *>(event);
|
|
2696 |
d->hoveredSubControl = d->getSubControl(mapFromGlobal(mouseEvent->globalPos()));
|
|
2697 |
} else if (event->type() == QEvent::Hide) {
|
|
2698 |
d->systemMenu->removeEventFilter(this);
|
|
2699 |
d->activeSubControl = QStyle::SC_None;
|
|
2700 |
update(QRegion(0, 0, width(), d->titleBarHeight()));
|
|
2701 |
}
|
|
2702 |
return QWidget::eventFilter(object, event);
|
|
2703 |
}
|
|
2704 |
#endif
|
|
2705 |
|
|
2706 |
#ifndef QT_NO_SIZEGRIP
|
|
2707 |
if (object != d->baseWidget && parent() && qobject_cast<QSizeGrip *>(object)) {
|
|
2708 |
if (event->type() != QEvent::MouseButtonPress || !testOption(QMdiSubWindow::RubberBandResize))
|
|
2709 |
return QWidget::eventFilter(object, event);
|
|
2710 |
const QMouseEvent *mouseEvent = static_cast<QMouseEvent *>(event);
|
|
2711 |
d->mousePressPosition = parentWidget()->mapFromGlobal(mouseEvent->globalPos());
|
|
2712 |
d->oldGeometry = geometry();
|
|
2713 |
d->currentOperation = isLeftToRight() ? QMdiSubWindowPrivate::BottomRightResize
|
|
2714 |
: QMdiSubWindowPrivate::BottomLeftResize;
|
|
2715 |
#ifndef QT_NO_RUBBERBAND
|
|
2716 |
d->enterRubberBandMode();
|
|
2717 |
#endif
|
|
2718 |
return true;
|
|
2719 |
}
|
|
2720 |
#endif
|
|
2721 |
|
|
2722 |
if (object != d->baseWidget && event->type() != QEvent::WindowTitleChange)
|
|
2723 |
return QWidget::eventFilter(object, event);
|
|
2724 |
|
|
2725 |
switch (event->type()) {
|
|
2726 |
case QEvent::Show:
|
|
2727 |
d->setActive(true);
|
|
2728 |
break;
|
|
2729 |
case QEvent::ShowToParent:
|
|
2730 |
if (!d->isWidgetHiddenByUs)
|
|
2731 |
show();
|
|
2732 |
break;
|
|
2733 |
case QEvent::WindowStateChange: {
|
|
2734 |
QWindowStateChangeEvent *changeEvent = static_cast<QWindowStateChangeEvent*>(event);
|
|
2735 |
if (changeEvent->isOverride())
|
|
2736 |
break;
|
|
2737 |
Qt::WindowStates oldState = changeEvent->oldState();
|
|
2738 |
Qt::WindowStates newState = d->baseWidget->windowState();
|
|
2739 |
if (!(oldState & Qt::WindowMinimized) && (newState & Qt::WindowMinimized))
|
|
2740 |
showMinimized();
|
|
2741 |
else if (!(oldState & Qt::WindowMaximized) && (newState & Qt::WindowMaximized))
|
|
2742 |
showMaximized();
|
|
2743 |
else if (!(newState & (Qt::WindowMaximized | Qt::WindowMinimized)))
|
|
2744 |
showNormal();
|
|
2745 |
break;
|
|
2746 |
}
|
|
2747 |
case QEvent::Enter:
|
|
2748 |
d->currentOperation = QMdiSubWindowPrivate::None;
|
|
2749 |
d->updateCursor();
|
|
2750 |
break;
|
|
2751 |
case QEvent::LayoutRequest:
|
|
2752 |
d->updateGeometryConstraints();
|
|
2753 |
break;
|
|
2754 |
case QEvent::WindowTitleChange:
|
|
2755 |
if (d->ignoreWindowTitleChange)
|
|
2756 |
break;
|
|
2757 |
if (object == d->baseWidget) {
|
|
2758 |
d->updateWindowTitle(true);
|
|
2759 |
d->lastChildWindowTitle = d->baseWidget->windowTitle();
|
|
2760 |
#ifndef QT_NO_MENUBAR
|
|
2761 |
} else if (maximizedButtonsWidget() && d->controlContainer->menuBar() && d->controlContainer->menuBar()
|
|
2762 |
->cornerWidget(Qt::TopRightCorner) == maximizedButtonsWidget()) {
|
|
2763 |
d->originalTitle = QString::null;
|
|
2764 |
if (d->baseWidget && d->baseWidget->windowTitle() == windowTitle())
|
|
2765 |
d->updateWindowTitle(true);
|
|
2766 |
else
|
|
2767 |
d->updateWindowTitle(false);
|
|
2768 |
#endif
|
|
2769 |
}
|
|
2770 |
break;
|
|
2771 |
case QEvent::ModifiedChange: {
|
|
2772 |
if (object != d->baseWidget)
|
|
2773 |
break;
|
|
2774 |
bool windowModified = d->baseWidget->isWindowModified();
|
|
2775 |
if (!windowModified && d->baseWidget->windowTitle() != windowTitle())
|
|
2776 |
break;
|
|
2777 |
if (windowTitle().contains(QLatin1String("[*]")))
|
|
2778 |
setWindowModified(windowModified);
|
|
2779 |
break;
|
|
2780 |
}
|
|
2781 |
default:
|
|
2782 |
break;
|
|
2783 |
}
|
|
2784 |
return QWidget::eventFilter(object, event);
|
|
2785 |
}
|
|
2786 |
|
|
2787 |
/*!
|
|
2788 |
\reimp
|
|
2789 |
*/
|
|
2790 |
bool QMdiSubWindow::event(QEvent *event)
|
|
2791 |
{
|
|
2792 |
Q_D(QMdiSubWindow);
|
|
2793 |
switch (event->type()) {
|
|
2794 |
case QEvent::StyleChange: {
|
|
2795 |
bool wasShaded = isShaded();
|
|
2796 |
bool wasMinimized = isMinimized();
|
|
2797 |
bool wasMaximized = isMaximized();
|
|
2798 |
ensurePolished();
|
|
2799 |
setContentsMargins(0, 0, 0, 0);
|
|
2800 |
if (wasMinimized || wasMaximized || wasShaded)
|
|
2801 |
showNormal();
|
|
2802 |
d->updateGeometryConstraints();
|
|
2803 |
resize(d->internalMinimumSize.expandedTo(size()));
|
|
2804 |
d->updateMask();
|
|
2805 |
d->updateDirtyRegions();
|
|
2806 |
if (wasShaded)
|
|
2807 |
showShaded();
|
|
2808 |
else if (wasMinimized)
|
|
2809 |
showMinimized();
|
|
2810 |
else if (wasMaximized)
|
|
2811 |
showMaximized();
|
|
2812 |
break;
|
|
2813 |
}
|
|
2814 |
case QEvent::ParentAboutToChange:
|
|
2815 |
d->setActive(false);
|
|
2816 |
break;
|
|
2817 |
case QEvent::ParentChange: {
|
|
2818 |
bool wasResized = testAttribute(Qt::WA_Resized);
|
|
2819 |
#ifndef QT_NO_MENUBAR
|
|
2820 |
d->removeButtonsFromMenuBar();
|
|
2821 |
#endif
|
|
2822 |
d->currentOperation = QMdiSubWindowPrivate::None;
|
|
2823 |
d->activeSubControl = QStyle::SC_None;
|
|
2824 |
d->hoveredSubControl = QStyle::SC_None;
|
|
2825 |
#ifndef QT_NO_RUBBERBAND
|
|
2826 |
if (d->isInRubberBandMode)
|
|
2827 |
d->leaveRubberBandMode();
|
|
2828 |
#endif
|
|
2829 |
d->isShadeMode = false;
|
|
2830 |
d->isMaximizeMode = false;
|
|
2831 |
d->isWidgetHiddenByUs = false;
|
|
2832 |
if (!parent()) {
|
|
2833 |
#if !defined(QT_NO_SIZEGRIP) && defined(Q_WS_MAC) && !defined(QT_NO_STYLE_MAC)
|
|
2834 |
if (qobject_cast<QMacStyle *>(style()))
|
|
2835 |
delete d->sizeGrip;
|
|
2836 |
#endif
|
|
2837 |
setOption(RubberBandResize, false);
|
|
2838 |
setOption(RubberBandMove, false);
|
|
2839 |
} else {
|
|
2840 |
d->setWindowFlags(windowFlags());
|
|
2841 |
}
|
|
2842 |
setContentsMargins(0, 0, 0, 0);
|
|
2843 |
d->updateGeometryConstraints();
|
|
2844 |
d->updateCursor();
|
|
2845 |
d->updateMask();
|
|
2846 |
d->updateDirtyRegions();
|
|
2847 |
d->updateActions();
|
|
2848 |
if (!wasResized && testAttribute(Qt::WA_Resized))
|
|
2849 |
setAttribute(Qt::WA_Resized, false);
|
|
2850 |
break;
|
|
2851 |
}
|
|
2852 |
case QEvent::WindowActivate:
|
|
2853 |
if (d->ignoreNextActivationEvent) {
|
|
2854 |
d->ignoreNextActivationEvent = false;
|
|
2855 |
break;
|
|
2856 |
}
|
|
2857 |
d->isExplicitlyDeactivated = false;
|
|
2858 |
d->setActive(true);
|
|
2859 |
break;
|
|
2860 |
case QEvent::WindowDeactivate:
|
|
2861 |
if (d->ignoreNextActivationEvent) {
|
|
2862 |
d->ignoreNextActivationEvent = false;
|
|
2863 |
break;
|
|
2864 |
}
|
|
2865 |
d->isExplicitlyDeactivated = true;
|
|
2866 |
d->setActive(false);
|
|
2867 |
break;
|
|
2868 |
case QEvent::WindowTitleChange:
|
|
2869 |
if (!d->ignoreWindowTitleChange)
|
|
2870 |
d->updateWindowTitle(false);
|
|
2871 |
d->updateInternalWindowTitle();
|
|
2872 |
break;
|
|
2873 |
case QEvent::ModifiedChange:
|
|
2874 |
if (!windowTitle().contains(QLatin1String("[*]")))
|
|
2875 |
break;
|
|
2876 |
#ifndef QT_NO_MENUBAR
|
|
2877 |
if (maximizedButtonsWidget() && d->controlContainer->menuBar() && d->controlContainer->menuBar()
|
|
2878 |
->cornerWidget(Qt::TopRightCorner) == maximizedButtonsWidget()) {
|
|
2879 |
window()->setWindowModified(isWindowModified());
|
|
2880 |
}
|
|
2881 |
#endif // QT_NO_MENUBAR
|
|
2882 |
d->updateInternalWindowTitle();
|
|
2883 |
break;
|
|
2884 |
case QEvent::LayoutDirectionChange:
|
|
2885 |
d->updateDirtyRegions();
|
|
2886 |
break;
|
|
2887 |
case QEvent::LayoutRequest:
|
|
2888 |
d->updateGeometryConstraints();
|
|
2889 |
break;
|
|
2890 |
case QEvent::WindowIconChange:
|
|
2891 |
d->menuIcon = windowIcon();
|
|
2892 |
if (d->menuIcon.isNull())
|
|
2893 |
d->menuIcon = style()->standardIcon(QStyle::SP_TitleBarMenuButton, 0, this);
|
|
2894 |
if (d->controlContainer)
|
|
2895 |
d->controlContainer->updateWindowIcon(d->menuIcon);
|
|
2896 |
if (!maximizedSystemMenuIconWidget())
|
|
2897 |
update(0, 0, width(), d->titleBarHeight());
|
|
2898 |
break;
|
|
2899 |
case QEvent::PaletteChange:
|
|
2900 |
d->titleBarPalette = d->desktopPalette();
|
|
2901 |
break;
|
|
2902 |
case QEvent::FontChange:
|
|
2903 |
d->font = font();
|
|
2904 |
break;
|
|
2905 |
#ifndef QT_NO_TOOLTIP
|
|
2906 |
case QEvent::ToolTip:
|
|
2907 |
showToolTip(static_cast<QHelpEvent *>(event), this, d->titleBarOptions(),
|
|
2908 |
QStyle::CC_TitleBar, d->hoveredSubControl);
|
|
2909 |
break;
|
|
2910 |
#endif
|
|
2911 |
default:
|
|
2912 |
break;
|
|
2913 |
}
|
|
2914 |
return QWidget::event(event);
|
|
2915 |
}
|
|
2916 |
|
|
2917 |
/*!
|
|
2918 |
\reimp
|
|
2919 |
*/
|
|
2920 |
void QMdiSubWindow::showEvent(QShowEvent *showEvent)
|
|
2921 |
{
|
|
2922 |
Q_D(QMdiSubWindow);
|
|
2923 |
if (!parent()) {
|
|
2924 |
QWidget::showEvent(showEvent);
|
|
2925 |
return;
|
|
2926 |
}
|
|
2927 |
|
|
2928 |
#if !defined(QT_NO_SIZEGRIP) && defined(Q_WS_MAC) && !defined(QT_NO_STYLE_MAC)
|
|
2929 |
if (qobject_cast<QMacStyle *>(style()) && !d->sizeGrip
|
|
2930 |
&& !(windowFlags() & Qt::FramelessWindowHint)) {
|
|
2931 |
d->setSizeGrip(new QSizeGrip(0));
|
|
2932 |
Q_ASSERT(d->sizeGrip);
|
|
2933 |
if (isMinimized())
|
|
2934 |
d->setSizeGripVisible(false);
|
|
2935 |
else
|
|
2936 |
d->setSizeGripVisible(true);
|
|
2937 |
resize(size().expandedTo(d->internalMinimumSize));
|
|
2938 |
}
|
|
2939 |
#endif
|
|
2940 |
|
|
2941 |
d->updateDirtyRegions();
|
|
2942 |
// Show buttons in the menu bar if they're already not there.
|
|
2943 |
// We want to do this when QMdiSubWindow becomes visible after being hidden.
|
|
2944 |
#ifndef QT_NO_MENUBAR
|
|
2945 |
if (d->controlContainer) {
|
|
2946 |
if (QMenuBar *menuBar = d->menuBar()) {
|
|
2947 |
if (menuBar->cornerWidget(Qt::TopRightCorner) != maximizedButtonsWidget())
|
|
2948 |
d->showButtonsInMenuBar(menuBar);
|
|
2949 |
}
|
|
2950 |
}
|
|
2951 |
#endif
|
|
2952 |
d->setActive(true);
|
|
2953 |
}
|
|
2954 |
|
|
2955 |
/*!
|
|
2956 |
\reimp
|
|
2957 |
*/
|
|
2958 |
void QMdiSubWindow::hideEvent(QHideEvent * /*hideEvent*/)
|
|
2959 |
{
|
|
2960 |
#ifndef QT_NO_MENUBAR
|
|
2961 |
d_func()->removeButtonsFromMenuBar();
|
|
2962 |
#endif
|
|
2963 |
}
|
|
2964 |
|
|
2965 |
/*!
|
|
2966 |
\reimp
|
|
2967 |
*/
|
|
2968 |
void QMdiSubWindow::changeEvent(QEvent *changeEvent)
|
|
2969 |
{
|
|
2970 |
if (!parent()) {
|
|
2971 |
QWidget::changeEvent(changeEvent);
|
|
2972 |
return;
|
|
2973 |
}
|
|
2974 |
|
|
2975 |
if (changeEvent->type() != QEvent::WindowStateChange) {
|
|
2976 |
QWidget::changeEvent(changeEvent);
|
|
2977 |
return;
|
|
2978 |
}
|
|
2979 |
|
|
2980 |
QWindowStateChangeEvent *event = static_cast<QWindowStateChangeEvent *>(changeEvent);
|
|
2981 |
if (event->isOverride()) {
|
|
2982 |
event->ignore();
|
|
2983 |
return;
|
|
2984 |
}
|
|
2985 |
|
|
2986 |
Qt::WindowStates oldState = event->oldState();
|
|
2987 |
Qt::WindowStates newState = windowState();
|
|
2988 |
if (oldState == newState) {
|
|
2989 |
changeEvent->ignore();
|
|
2990 |
return;
|
|
2991 |
}
|
|
2992 |
|
|
2993 |
// QWidget ensures that the widget is visible _after_ setWindowState(),
|
|
2994 |
// but we need to ensure that the widget is visible _before_
|
|
2995 |
// setWindowState() returns.
|
|
2996 |
Q_D(QMdiSubWindow);
|
|
2997 |
if (!isVisible()) {
|
|
2998 |
d->ensureWindowState(Qt::WindowNoState);
|
|
2999 |
setVisible(true);
|
|
3000 |
}
|
|
3001 |
|
|
3002 |
if (!d->oldGeometry.isValid())
|
|
3003 |
d->oldGeometry = geometry();
|
|
3004 |
|
|
3005 |
if ((oldState & Qt::WindowActive) && (newState & Qt::WindowActive))
|
|
3006 |
d->currentOperation = QMdiSubWindowPrivate::None;
|
|
3007 |
|
|
3008 |
if (!(oldState & Qt::WindowMinimized) && (newState & Qt::WindowMinimized))
|
|
3009 |
d->setMinimizeMode();
|
|
3010 |
else if (!(oldState & Qt::WindowMaximized) && (newState & Qt::WindowMaximized))
|
|
3011 |
d->setMaximizeMode();
|
|
3012 |
else if (!(newState & (Qt::WindowMaximized | Qt::WindowMinimized)))
|
|
3013 |
d->setNormalMode();
|
|
3014 |
|
|
3015 |
if (d->isActive)
|
|
3016 |
d->ensureWindowState(Qt::WindowActive);
|
|
3017 |
emit windowStateChanged(oldState, windowState());
|
|
3018 |
}
|
|
3019 |
|
|
3020 |
/*!
|
|
3021 |
\reimp
|
|
3022 |
*/
|
|
3023 |
void QMdiSubWindow::closeEvent(QCloseEvent *closeEvent)
|
|
3024 |
{
|
|
3025 |
Q_D(QMdiSubWindow);
|
|
3026 |
bool acceptClose = true;
|
|
3027 |
if (d->baseWidget)
|
|
3028 |
acceptClose = d->baseWidget->close();
|
|
3029 |
if (!acceptClose) {
|
|
3030 |
closeEvent->ignore();
|
|
3031 |
return;
|
|
3032 |
}
|
|
3033 |
#ifndef QT_NO_MENUBAR
|
|
3034 |
d->removeButtonsFromMenuBar();
|
|
3035 |
#endif
|
|
3036 |
d->setActive(false);
|
|
3037 |
if (parentWidget() && testAttribute(Qt::WA_DeleteOnClose)) {
|
|
3038 |
QChildEvent childRemoved(QEvent::ChildRemoved, this);
|
|
3039 |
QApplication::sendEvent(parentWidget(), &childRemoved);
|
|
3040 |
}
|
|
3041 |
closeEvent->accept();
|
|
3042 |
}
|
|
3043 |
|
|
3044 |
/*!
|
|
3045 |
\reimp
|
|
3046 |
*/
|
|
3047 |
void QMdiSubWindow::leaveEvent(QEvent * /*leaveEvent*/)
|
|
3048 |
{
|
|
3049 |
Q_D(QMdiSubWindow);
|
|
3050 |
if (d->hoveredSubControl != QStyle::SC_None) {
|
|
3051 |
d->hoveredSubControl = QStyle::SC_None;
|
|
3052 |
update(QRegion(0, 0, width(), d->titleBarHeight()));
|
|
3053 |
}
|
|
3054 |
}
|
|
3055 |
|
|
3056 |
/*!
|
|
3057 |
\reimp
|
|
3058 |
*/
|
|
3059 |
void QMdiSubWindow::resizeEvent(QResizeEvent *resizeEvent)
|
|
3060 |
{
|
|
3061 |
Q_D(QMdiSubWindow);
|
|
3062 |
#ifndef QT_NO_SIZEGRIP
|
|
3063 |
if (d->sizeGrip) {
|
|
3064 |
d->sizeGrip->move(isLeftToRight() ? width() - d->sizeGrip->width() : 0,
|
|
3065 |
height() - d->sizeGrip->height());
|
|
3066 |
}
|
|
3067 |
#endif
|
|
3068 |
|
|
3069 |
if (!parent()) {
|
|
3070 |
QWidget::resizeEvent(resizeEvent);
|
|
3071 |
return;
|
|
3072 |
}
|
|
3073 |
|
|
3074 |
if (d->isMaximizeMode)
|
|
3075 |
d->ensureWindowState(Qt::WindowMaximized);
|
|
3076 |
|
|
3077 |
d->updateMask();
|
|
3078 |
if (!isVisible())
|
|
3079 |
return;
|
|
3080 |
|
|
3081 |
if (d->resizeTimerId <= 0)
|
|
3082 |
d->cachedStyleOptions = d->titleBarOptions();
|
|
3083 |
else
|
|
3084 |
killTimer(d->resizeTimerId);
|
|
3085 |
d->resizeTimerId = startTimer(200);
|
|
3086 |
}
|
|
3087 |
|
|
3088 |
/*!
|
|
3089 |
\reimp
|
|
3090 |
*/
|
|
3091 |
void QMdiSubWindow::timerEvent(QTimerEvent *timerEvent)
|
|
3092 |
{
|
|
3093 |
Q_D(QMdiSubWindow);
|
|
3094 |
if (timerEvent->timerId() == d->resizeTimerId) {
|
|
3095 |
killTimer(d->resizeTimerId);
|
|
3096 |
d->resizeTimerId = -1;
|
|
3097 |
d->updateDirtyRegions();
|
|
3098 |
}
|
|
3099 |
}
|
|
3100 |
|
|
3101 |
/*!
|
|
3102 |
\reimp
|
|
3103 |
*/
|
|
3104 |
void QMdiSubWindow::moveEvent(QMoveEvent *moveEvent)
|
|
3105 |
{
|
|
3106 |
if (!parent()) {
|
|
3107 |
QWidget::moveEvent(moveEvent);
|
|
3108 |
return;
|
|
3109 |
}
|
|
3110 |
|
|
3111 |
Q_D(QMdiSubWindow);
|
|
3112 |
if (d->isMaximizeMode)
|
|
3113 |
d->ensureWindowState(Qt::WindowMaximized);
|
|
3114 |
}
|
|
3115 |
|
|
3116 |
/*!
|
|
3117 |
\reimp
|
|
3118 |
*/
|
|
3119 |
void QMdiSubWindow::paintEvent(QPaintEvent *paintEvent)
|
|
3120 |
{
|
|
3121 |
if (!parent() || (windowFlags() & Qt::FramelessWindowHint)) {
|
|
3122 |
QWidget::paintEvent(paintEvent);
|
|
3123 |
return;
|
|
3124 |
}
|
|
3125 |
|
|
3126 |
Q_D(QMdiSubWindow);
|
|
3127 |
if (isMaximized() && !d->drawTitleBarWhenMaximized())
|
|
3128 |
return;
|
|
3129 |
|
|
3130 |
if (d->resizeTimerId != -1) {
|
|
3131 |
// Only update the style option rect and the window title.
|
|
3132 |
int border = d->hasBorder(d->cachedStyleOptions) ? 4 : 0;
|
|
3133 |
int titleBarHeight = d->titleBarHeight(d->cachedStyleOptions);
|
|
3134 |
titleBarHeight -= isMinimized() ? 2 * border : border;
|
|
3135 |
d->cachedStyleOptions.rect = QRect(border, border, width() - 2 * border, titleBarHeight);
|
|
3136 |
if (!d->windowTitle.isEmpty()) {
|
|
3137 |
int width = style()->subControlRect(QStyle::CC_TitleBar, &d->cachedStyleOptions,
|
|
3138 |
QStyle::SC_TitleBarLabel, this).width();
|
|
3139 |
d->cachedStyleOptions.text = d->cachedStyleOptions.fontMetrics
|
|
3140 |
.elidedText(d->windowTitle, Qt::ElideRight, width);
|
|
3141 |
}
|
|
3142 |
} else {
|
|
3143 |
// Force full update.
|
|
3144 |
d->cachedStyleOptions = d->titleBarOptions();
|
|
3145 |
}
|
|
3146 |
|
|
3147 |
QStylePainter painter(this);
|
|
3148 |
if (!d->windowTitle.isEmpty())
|
|
3149 |
painter.setFont(d->font);
|
|
3150 |
painter.drawComplexControl(QStyle::CC_TitleBar, d->cachedStyleOptions);
|
|
3151 |
|
|
3152 |
if (isMinimized() && !d->hasBorder(d->cachedStyleOptions))
|
|
3153 |
return;
|
|
3154 |
|
|
3155 |
QStyleOptionFrame frameOptions;
|
|
3156 |
frameOptions.initFrom(this);
|
|
3157 |
frameOptions.lineWidth = style()->pixelMetric(QStyle::PM_MdiSubWindowFrameWidth, 0, this);
|
|
3158 |
if (d->isActive)
|
|
3159 |
frameOptions.state |= QStyle::State_Active;
|
|
3160 |
else
|
|
3161 |
frameOptions.state &= ~QStyle::State_Active;
|
|
3162 |
|
|
3163 |
// ### Ensure that we do not require setting the cliprect for 4.4
|
|
3164 |
if (!isMinimized() && !d->hasBorder(d->cachedStyleOptions))
|
|
3165 |
painter.setClipRect(rect().adjusted(0, d->titleBarHeight(d->cachedStyleOptions), 0, 0));
|
|
3166 |
if (!isMinimized() || d->hasBorder(d->cachedStyleOptions))
|
|
3167 |
painter.drawPrimitive(QStyle::PE_FrameWindow, frameOptions);
|
|
3168 |
}
|
|
3169 |
|
|
3170 |
/*!
|
|
3171 |
\reimp
|
|
3172 |
*/
|
|
3173 |
void QMdiSubWindow::mousePressEvent(QMouseEvent *mouseEvent)
|
|
3174 |
{
|
|
3175 |
if (!parent()) {
|
|
3176 |
QWidget::mousePressEvent(mouseEvent);
|
|
3177 |
return;
|
|
3178 |
}
|
|
3179 |
|
|
3180 |
Q_D(QMdiSubWindow);
|
|
3181 |
if (d->isInInteractiveMode)
|
|
3182 |
d->leaveInteractiveMode();
|
|
3183 |
#ifndef QT_NO_RUBBERBAND
|
|
3184 |
if (d->isInRubberBandMode)
|
|
3185 |
d->leaveRubberBandMode();
|
|
3186 |
#endif
|
|
3187 |
|
|
3188 |
if (mouseEvent->button() != Qt::LeftButton) {
|
|
3189 |
mouseEvent->ignore();
|
|
3190 |
return;
|
|
3191 |
}
|
|
3192 |
|
|
3193 |
if (d->currentOperation != QMdiSubWindowPrivate::None) {
|
|
3194 |
d->updateCursor();
|
|
3195 |
d->mousePressPosition = mapToParent(mouseEvent->pos());
|
|
3196 |
if (d->resizeEnabled || d->moveEnabled)
|
|
3197 |
d->oldGeometry = geometry();
|
|
3198 |
#ifndef QT_NO_RUBBERBAND
|
|
3199 |
if ((testOption(QMdiSubWindow::RubberBandResize) && d->isResizeOperation())
|
|
3200 |
|| (testOption(QMdiSubWindow::RubberBandMove) && d->isMoveOperation())) {
|
|
3201 |
d->enterRubberBandMode();
|
|
3202 |
}
|
|
3203 |
#endif
|
|
3204 |
return;
|
|
3205 |
}
|
|
3206 |
|
|
3207 |
d->activeSubControl = d->hoveredSubControl;
|
|
3208 |
#ifndef QT_NO_MENU
|
|
3209 |
if (d->activeSubControl == QStyle::SC_TitleBarSysMenu)
|
|
3210 |
showSystemMenu();
|
|
3211 |
else
|
|
3212 |
#endif
|
|
3213 |
update(QRegion(0, 0, width(), d->titleBarHeight()));
|
|
3214 |
}
|
|
3215 |
|
|
3216 |
/*!
|
|
3217 |
\reimp
|
|
3218 |
*/
|
|
3219 |
void QMdiSubWindow::mouseDoubleClickEvent(QMouseEvent *mouseEvent)
|
|
3220 |
{
|
|
3221 |
if (!parent()) {
|
|
3222 |
QWidget::mouseDoubleClickEvent(mouseEvent);
|
|
3223 |
return;
|
|
3224 |
}
|
|
3225 |
|
|
3226 |
if (mouseEvent->button() != Qt::LeftButton) {
|
|
3227 |
mouseEvent->ignore();
|
|
3228 |
return;
|
|
3229 |
}
|
|
3230 |
|
|
3231 |
Q_D(QMdiSubWindow);
|
|
3232 |
if (!d->isMoveOperation()) {
|
|
3233 |
#ifndef QT_NO_MENU
|
|
3234 |
if (d->hoveredSubControl == QStyle::SC_TitleBarSysMenu)
|
|
3235 |
close();
|
|
3236 |
#endif
|
|
3237 |
return;
|
|
3238 |
}
|
|
3239 |
|
|
3240 |
Qt::WindowFlags flags = windowFlags();
|
|
3241 |
if (isMinimized()) {
|
|
3242 |
if ((isShaded() && (flags & Qt::WindowShadeButtonHint))
|
|
3243 |
|| (flags & Qt::WindowMinimizeButtonHint)) {
|
|
3244 |
showNormal();
|
|
3245 |
}
|
|
3246 |
return;
|
|
3247 |
}
|
|
3248 |
|
|
3249 |
if (isMaximized()) {
|
|
3250 |
if (flags & Qt::WindowMaximizeButtonHint)
|
|
3251 |
showNormal();
|
|
3252 |
return;
|
|
3253 |
}
|
|
3254 |
|
|
3255 |
if (flags & Qt::WindowShadeButtonHint)
|
|
3256 |
showShaded();
|
|
3257 |
else if (flags & Qt::WindowMaximizeButtonHint)
|
|
3258 |
showMaximized();
|
|
3259 |
}
|
|
3260 |
|
|
3261 |
/*!
|
|
3262 |
\reimp
|
|
3263 |
*/
|
|
3264 |
void QMdiSubWindow::mouseReleaseEvent(QMouseEvent *mouseEvent)
|
|
3265 |
{
|
|
3266 |
if (!parent()) {
|
|
3267 |
QWidget::mouseReleaseEvent(mouseEvent);
|
|
3268 |
return;
|
|
3269 |
}
|
|
3270 |
|
|
3271 |
if (mouseEvent->button() != Qt::LeftButton) {
|
|
3272 |
mouseEvent->ignore();
|
|
3273 |
return;
|
|
3274 |
}
|
|
3275 |
|
|
3276 |
Q_D(QMdiSubWindow);
|
|
3277 |
if (d->currentOperation != QMdiSubWindowPrivate::None) {
|
|
3278 |
#ifndef QT_NO_RUBBERBAND
|
|
3279 |
if (d->isInRubberBandMode && !d->isInInteractiveMode)
|
|
3280 |
d->leaveRubberBandMode();
|
|
3281 |
#endif
|
|
3282 |
if (d->resizeEnabled || d->moveEnabled)
|
|
3283 |
d->oldGeometry = geometry();
|
|
3284 |
}
|
|
3285 |
|
|
3286 |
d->currentOperation = d->getOperation(mouseEvent->pos());
|
|
3287 |
d->updateCursor();
|
|
3288 |
|
|
3289 |
d->hoveredSubControl = d->getSubControl(mouseEvent->pos());
|
|
3290 |
if (d->activeSubControl != QStyle::SC_None
|
|
3291 |
&& d->activeSubControl == d->hoveredSubControl) {
|
|
3292 |
d->processClickedSubControl();
|
|
3293 |
}
|
|
3294 |
d->activeSubControl = QStyle::SC_None;
|
|
3295 |
update(QRegion(0, 0, width(), d->titleBarHeight()));
|
|
3296 |
}
|
|
3297 |
|
|
3298 |
/*!
|
|
3299 |
\reimp
|
|
3300 |
*/
|
|
3301 |
void QMdiSubWindow::mouseMoveEvent(QMouseEvent *mouseEvent)
|
|
3302 |
{
|
|
3303 |
if (!parent()) {
|
|
3304 |
QWidget::mouseMoveEvent(mouseEvent);
|
|
3305 |
return;
|
|
3306 |
}
|
|
3307 |
|
|
3308 |
Q_D(QMdiSubWindow);
|
|
3309 |
// No update needed if we're in a move/resize operation.
|
|
3310 |
if (!d->isMoveOperation() && !d->isResizeOperation()) {
|
|
3311 |
// Find previous and current hover region.
|
|
3312 |
const QStyleOptionTitleBar options = d->titleBarOptions();
|
|
3313 |
QStyle::SubControl oldHover = d->hoveredSubControl;
|
|
3314 |
d->hoveredSubControl = d->getSubControl(mouseEvent->pos());
|
|
3315 |
QRegion hoverRegion;
|
|
3316 |
if (isHoverControl(oldHover) && oldHover != d->hoveredSubControl)
|
|
3317 |
hoverRegion += style()->subControlRect(QStyle::CC_TitleBar, &options, oldHover, this);
|
|
3318 |
if (isHoverControl(d->hoveredSubControl) && d->hoveredSubControl != oldHover) {
|
|
3319 |
hoverRegion += style()->subControlRect(QStyle::CC_TitleBar, &options,
|
|
3320 |
d->hoveredSubControl, this);
|
|
3321 |
}
|
|
3322 |
#if defined(Q_WS_MAC) && !defined(QT_NO_STYLE_MAC)
|
|
3323 |
if (qobject_cast<QMacStyle *>(style()) && !hoverRegion.isEmpty())
|
|
3324 |
hoverRegion += QRegion(0, 0, width(), d->titleBarHeight(options));
|
|
3325 |
#endif
|
|
3326 |
if (!hoverRegion.isEmpty())
|
|
3327 |
update(hoverRegion);
|
|
3328 |
}
|
|
3329 |
|
|
3330 |
if ((mouseEvent->buttons() & Qt::LeftButton) || d->isInInteractiveMode) {
|
|
3331 |
if ((d->isResizeOperation() && d->resizeEnabled) || (d->isMoveOperation() && d->moveEnabled))
|
|
3332 |
d->setNewGeometry(mapToParent(mouseEvent->pos()));
|
|
3333 |
return;
|
|
3334 |
}
|
|
3335 |
|
|
3336 |
// Do not resize/move if not allowed.
|
|
3337 |
d->currentOperation = d->getOperation(mouseEvent->pos());
|
|
3338 |
if ((d->isResizeOperation() && !d->resizeEnabled) || (d->isMoveOperation() && !d->moveEnabled))
|
|
3339 |
d->currentOperation = QMdiSubWindowPrivate::None;
|
|
3340 |
d->updateCursor();
|
|
3341 |
}
|
|
3342 |
|
|
3343 |
/*!
|
|
3344 |
\reimp
|
|
3345 |
*/
|
|
3346 |
void QMdiSubWindow::keyPressEvent(QKeyEvent *keyEvent)
|
|
3347 |
{
|
|
3348 |
Q_D(QMdiSubWindow);
|
|
3349 |
if (!d->isInInteractiveMode || !parent()) {
|
|
3350 |
keyEvent->ignore();
|
|
3351 |
return;
|
|
3352 |
}
|
|
3353 |
|
|
3354 |
QPoint delta;
|
|
3355 |
switch (keyEvent->key()) {
|
|
3356 |
case Qt::Key_Right:
|
|
3357 |
if (keyEvent->modifiers() & Qt::ShiftModifier)
|
|
3358 |
delta = QPoint(d->keyboardPageStep, 0);
|
|
3359 |
else
|
|
3360 |
delta = QPoint(d->keyboardSingleStep, 0);
|
|
3361 |
break;
|
|
3362 |
case Qt::Key_Up:
|
|
3363 |
if (keyEvent->modifiers() & Qt::ShiftModifier)
|
|
3364 |
delta = QPoint(0, -d->keyboardPageStep);
|
|
3365 |
else
|
|
3366 |
delta = QPoint(0, -d->keyboardSingleStep);
|
|
3367 |
break;
|
|
3368 |
case Qt::Key_Left:
|
|
3369 |
if (keyEvent->modifiers() & Qt::ShiftModifier)
|
|
3370 |
delta = QPoint(-d->keyboardPageStep, 0);
|
|
3371 |
else
|
|
3372 |
delta = QPoint(-d->keyboardSingleStep, 0);
|
|
3373 |
break;
|
|
3374 |
case Qt::Key_Down:
|
|
3375 |
if (keyEvent->modifiers() & Qt::ShiftModifier)
|
|
3376 |
delta = QPoint(0, d->keyboardPageStep);
|
|
3377 |
else
|
|
3378 |
delta = QPoint(0, d->keyboardSingleStep);
|
|
3379 |
break;
|
|
3380 |
case Qt::Key_Escape:
|
|
3381 |
case Qt::Key_Return:
|
|
3382 |
case Qt::Key_Enter:
|
|
3383 |
d->leaveInteractiveMode();
|
|
3384 |
return;
|
|
3385 |
default:
|
|
3386 |
keyEvent->ignore();
|
|
3387 |
return;
|
|
3388 |
}
|
|
3389 |
|
|
3390 |
#ifndef QT_NO_CURSOR
|
|
3391 |
QPoint newPosition = parentWidget()->mapFromGlobal(cursor().pos() + delta);
|
|
3392 |
QRect oldGeometry =
|
|
3393 |
#ifndef QT_NO_RUBBERBAND
|
|
3394 |
d->isInRubberBandMode ? d->rubberBand->geometry() :
|
|
3395 |
#endif
|
|
3396 |
geometry();
|
|
3397 |
d->setNewGeometry(newPosition);
|
|
3398 |
QRect currentGeometry =
|
|
3399 |
#ifndef QT_NO_RUBBERBAND
|
|
3400 |
d->isInRubberBandMode ? d->rubberBand->geometry() :
|
|
3401 |
#endif
|
|
3402 |
geometry();
|
|
3403 |
if (currentGeometry == oldGeometry)
|
|
3404 |
return;
|
|
3405 |
|
|
3406 |
// Update cursor position
|
|
3407 |
|
|
3408 |
QPoint actualDelta;
|
|
3409 |
if (d->isMoveOperation()) {
|
|
3410 |
actualDelta = QPoint(currentGeometry.x() - oldGeometry.x(),
|
|
3411 |
currentGeometry.y() - oldGeometry.y());
|
|
3412 |
} else {
|
|
3413 |
int dx = isLeftToRight() ? currentGeometry.width() - oldGeometry.width()
|
|
3414 |
: currentGeometry.x() - oldGeometry.x();
|
|
3415 |
actualDelta = QPoint(dx, currentGeometry.height() - oldGeometry.height());
|
|
3416 |
}
|
|
3417 |
|
|
3418 |
// Adjust in case we weren't able to move as long as wanted.
|
|
3419 |
if (actualDelta != delta)
|
|
3420 |
newPosition += (actualDelta - delta);
|
|
3421 |
cursor().setPos(parentWidget()->mapToGlobal(newPosition));
|
|
3422 |
#endif
|
|
3423 |
}
|
|
3424 |
|
|
3425 |
#ifndef QT_NO_CONTEXTMENU
|
|
3426 |
/*!
|
|
3427 |
\reimp
|
|
3428 |
*/
|
|
3429 |
void QMdiSubWindow::contextMenuEvent(QContextMenuEvent *contextMenuEvent)
|
|
3430 |
{
|
|
3431 |
Q_D(QMdiSubWindow);
|
|
3432 |
if (!d->systemMenu) {
|
|
3433 |
contextMenuEvent->ignore();
|
|
3434 |
return;
|
|
3435 |
}
|
|
3436 |
|
|
3437 |
if (d->hoveredSubControl == QStyle::SC_TitleBarSysMenu
|
|
3438 |
|| d->getRegion(QMdiSubWindowPrivate::Move).contains(contextMenuEvent->pos())) {
|
|
3439 |
d->systemMenu->exec(contextMenuEvent->globalPos());
|
|
3440 |
} else {
|
|
3441 |
contextMenuEvent->ignore();
|
|
3442 |
}
|
|
3443 |
}
|
|
3444 |
#endif // QT_NO_CONTEXTMENU
|
|
3445 |
|
|
3446 |
/*!
|
|
3447 |
\reimp
|
|
3448 |
*/
|
|
3449 |
void QMdiSubWindow::focusInEvent(QFocusEvent *focusInEvent)
|
|
3450 |
{
|
|
3451 |
d_func()->focusInReason = focusInEvent->reason();
|
|
3452 |
}
|
|
3453 |
|
|
3454 |
/*!
|
|
3455 |
\reimp
|
|
3456 |
*/
|
|
3457 |
void QMdiSubWindow::focusOutEvent(QFocusEvent * /*focusOutEvent*/)
|
|
3458 |
{
|
|
3459 |
// To avoid update() in QWidget::focusOutEvent.
|
|
3460 |
}
|
|
3461 |
|
|
3462 |
/*!
|
|
3463 |
\reimp
|
|
3464 |
*/
|
|
3465 |
void QMdiSubWindow::childEvent(QChildEvent *childEvent)
|
|
3466 |
{
|
|
3467 |
if (childEvent->type() != QEvent::ChildPolished)
|
|
3468 |
return;
|
|
3469 |
#ifndef QT_NO_SIZEGRIP
|
|
3470 |
if (QSizeGrip *sizeGrip = qobject_cast<QSizeGrip *>(childEvent->child()))
|
|
3471 |
d_func()->setSizeGrip(sizeGrip);
|
|
3472 |
#endif
|
|
3473 |
}
|
|
3474 |
|
|
3475 |
/*!
|
|
3476 |
\reimp
|
|
3477 |
*/
|
|
3478 |
QSize QMdiSubWindow::sizeHint() const
|
|
3479 |
{
|
|
3480 |
Q_D(const QMdiSubWindow);
|
|
3481 |
int margin, minWidth;
|
|
3482 |
d->sizeParameters(&margin, &minWidth);
|
|
3483 |
QSize size(2 * margin, d->titleBarHeight() + margin);
|
|
3484 |
if (d->baseWidget && d->baseWidget->sizeHint().isValid())
|
|
3485 |
size += d->baseWidget->sizeHint();
|
|
3486 |
return size.expandedTo(minimumSizeHint());
|
|
3487 |
}
|
|
3488 |
|
|
3489 |
/*!
|
|
3490 |
\reimp
|
|
3491 |
*/
|
|
3492 |
QSize QMdiSubWindow::minimumSizeHint() const
|
|
3493 |
{
|
|
3494 |
Q_D(const QMdiSubWindow);
|
|
3495 |
if (isVisible())
|
|
3496 |
ensurePolished();
|
|
3497 |
|
|
3498 |
// Minimized window.
|
|
3499 |
if (parent() && isMinimized() && !isShaded())
|
|
3500 |
return d->iconSize();
|
|
3501 |
|
|
3502 |
// Calculate window decoration.
|
|
3503 |
int margin, minWidth;
|
|
3504 |
d->sizeParameters(&margin, &minWidth);
|
|
3505 |
int decorationHeight = margin + d->titleBarHeight();
|
|
3506 |
int minHeight = decorationHeight;
|
|
3507 |
|
|
3508 |
// Shaded window.
|
|
3509 |
if (parent() && isShaded())
|
|
3510 |
return QSize(qMax(minWidth, width()), d->titleBarHeight());
|
|
3511 |
|
|
3512 |
// Content
|
|
3513 |
if (layout()) {
|
|
3514 |
QSize minLayoutSize = layout()->minimumSize();
|
|
3515 |
if (minLayoutSize.isValid()) {
|
|
3516 |
minWidth = qMax(minWidth, minLayoutSize.width() + 2 * margin);
|
|
3517 |
minHeight += minLayoutSize.height();
|
|
3518 |
}
|
|
3519 |
} else if (d->baseWidget && d->baseWidget->isVisible()) {
|
|
3520 |
QSize minBaseWidgetSize = d->baseWidget->minimumSizeHint();
|
|
3521 |
if (minBaseWidgetSize.isValid()) {
|
|
3522 |
minWidth = qMax(minWidth, minBaseWidgetSize.width() + 2 * margin);
|
|
3523 |
minHeight += minBaseWidgetSize.height();
|
|
3524 |
}
|
|
3525 |
}
|
|
3526 |
|
|
3527 |
#ifndef QT_NO_SIZEGRIP
|
|
3528 |
// SizeGrip
|
|
3529 |
int sizeGripHeight = 0;
|
|
3530 |
if (d->sizeGrip && d->sizeGrip->isVisibleTo(const_cast<QMdiSubWindow *>(this)))
|
|
3531 |
sizeGripHeight = d->sizeGrip->height();
|
|
3532 |
#if defined(Q_WS_MAC) && !defined(QT_NO_STYLE_MAC)
|
|
3533 |
else if (parent() && qobject_cast<QMacStyle *>(style()) && !d->sizeGrip)
|
|
3534 |
sizeGripHeight = style()->pixelMetric(QStyle::PM_SizeGripSize, 0, this);
|
|
3535 |
#endif
|
|
3536 |
minHeight = qMax(minHeight, decorationHeight + sizeGripHeight);
|
|
3537 |
#endif
|
|
3538 |
|
|
3539 |
return QSize(minWidth, minHeight).expandedTo(QApplication::globalStrut());
|
|
3540 |
}
|
|
3541 |
|
|
3542 |
QT_END_NAMESPACE
|
|
3543 |
|
|
3544 |
#include "moc_qmdisubwindow.cpp"
|
|
3545 |
#include "qmdisubwindow.moc"
|
|
3546 |
|
|
3547 |
#endif //QT_NO_MDIAREA
|