diff -r 000000000000 -r 1918ee327afb src/qt3support/widgets/q3grid.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/qt3support/widgets/q3grid.cpp Mon Jan 11 14:00:40 2010 +0000 @@ -0,0 +1,138 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the Qt3Support module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "q3grid.h" +#include "qlayout.h" +#include "qapplication.h" + +QT_BEGIN_NAMESPACE + +/*! + \class Q3Grid + \brief The Q3Grid widget provides simple geometry management of its children. + + \compat + + The grid places its widgets either in columns or in rows depending + on its orientation. + + The number of rows \e or columns is defined in the constructor. + All the grid's children will be placed and sized in accordance + with their sizeHint() and sizePolicy(). + + Use setMargin() to add space around the grid itself, and + setSpacing() to add space between the widgets. + + \sa Q3VBox Q3HBox QGridLayout +*/ + +/*! + \typedef Q3Grid::Direction + \internal +*/ + +/*! + Constructs a grid widget with parent \a parent, called \a name. + If \a orient is \c Horizontal, \a n specifies the number of + columns. If \a orient is \c Vertical, \a n specifies the number of + rows. The widget flags \a f are passed to the Q3Frame constructor. +*/ +Q3Grid::Q3Grid(int n, Qt::Orientation orient, QWidget *parent, const char *name, + Qt::WindowFlags f) + : Q3Frame(parent, name, f) +{ + int nCols, nRows; + if (orient == Qt::Horizontal) { + nCols = n; + nRows = -1; + } else { + nCols = -1; + nRows = n; + } + (new QGridLayout(this, nRows, nCols, 0, 0, name))->setAutoAdd(true); +} + + + +/*! + Constructs a grid widget with parent \a parent, called \a name. + \a n specifies the number of columns. The widget flags \a f are + passed to the Q3Frame constructor. + */ +Q3Grid::Q3Grid(int n, QWidget *parent, const char *name, Qt::WindowFlags f) + : Q3Frame(parent, name, f) +{ + (new QGridLayout(this, -1, n, 0, 0, name))->setAutoAdd(true); +} + + +/*! + Sets the spacing between the child widgets to \a space. +*/ + +void Q3Grid::setSpacing(int space) +{ + if (layout()) + layout()->setSpacing(space); +} + + +/*!\reimp + */ +void Q3Grid::frameChanged() +{ + if (layout()) + layout()->setMargin(frameWidth()); +} + + +/*! + \reimp +*/ + +QSize Q3Grid::sizeHint() const +{ + QWidget *mThis = (QWidget*)this; + QApplication::sendPostedEvents(mThis, QEvent::ChildInserted); + return Q3Frame::sizeHint(); +} + +QT_END_NAMESPACE