--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/gui/widgets/qplaintextedit.h Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,327 @@
+/****************************************************************************
+**
+** 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 QtGui 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QPLAINTEXTEDIT_H
+#define QPLAINTEXTEDIT_H
+
+#include <QtGui/qtextedit.h>
+
+#include <QtGui/qabstractscrollarea.h>
+#include <QtGui/qtextdocument.h>
+#include <QtGui/qtextoption.h>
+#include <QtGui/qtextcursor.h>
+#include <QtGui/qtextformat.h>
+#include <QtGui/qabstracttextdocumentlayout.h>
+
+#ifndef QT_NO_TEXTEDIT
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Gui)
+
+class QStyleSheet;
+class QTextDocument;
+class QMenu;
+class QPlainTextEditPrivate;
+class QMimeData;
+
+
+class Q_GUI_EXPORT QPlainTextEdit : public QAbstractScrollArea
+{
+ Q_OBJECT
+ Q_DECLARE_PRIVATE(QPlainTextEdit)
+ Q_ENUMS(LineWrapMode)
+ Q_PROPERTY(bool tabChangesFocus READ tabChangesFocus WRITE setTabChangesFocus)
+ Q_PROPERTY(QString documentTitle READ documentTitle WRITE setDocumentTitle)
+ Q_PROPERTY(bool undoRedoEnabled READ isUndoRedoEnabled WRITE setUndoRedoEnabled)
+ Q_PROPERTY(LineWrapMode lineWrapMode READ lineWrapMode WRITE setLineWrapMode)
+ QDOC_PROPERTY(QTextOption::WrapMode wordWrapMode READ wordWrapMode WRITE setWordWrapMode)
+ Q_PROPERTY(bool readOnly READ isReadOnly WRITE setReadOnly)
+ Q_PROPERTY(QString plainText READ toPlainText WRITE setPlainText NOTIFY textChanged USER true)
+ Q_PROPERTY(bool overwriteMode READ overwriteMode WRITE setOverwriteMode)
+ Q_PROPERTY(int tabStopWidth READ tabStopWidth WRITE setTabStopWidth)
+ Q_PROPERTY(int cursorWidth READ cursorWidth WRITE setCursorWidth)
+ Q_PROPERTY(Qt::TextInteractionFlags textInteractionFlags READ textInteractionFlags WRITE setTextInteractionFlags)
+ Q_PROPERTY(int blockCount READ blockCount)
+ Q_PROPERTY(int maximumBlockCount READ maximumBlockCount WRITE setMaximumBlockCount)
+ Q_PROPERTY(bool backgroundVisible READ backgroundVisible WRITE setBackgroundVisible)
+ Q_PROPERTY(bool centerOnScroll READ centerOnScroll WRITE setCenterOnScroll)
+public:
+ enum LineWrapMode {
+ NoWrap,
+ WidgetWidth
+ };
+
+ explicit QPlainTextEdit(QWidget *parent = 0);
+ explicit QPlainTextEdit(const QString &text, QWidget *parent = 0);
+ virtual ~QPlainTextEdit();
+
+ void setDocument(QTextDocument *document);
+ QTextDocument *document() const;
+
+ void setTextCursor(const QTextCursor &cursor);
+ QTextCursor textCursor() const;
+
+ bool isReadOnly() const;
+ void setReadOnly(bool ro);
+
+ void setTextInteractionFlags(Qt::TextInteractionFlags flags);
+ Qt::TextInteractionFlags textInteractionFlags() const;
+
+ void mergeCurrentCharFormat(const QTextCharFormat &modifier);
+ void setCurrentCharFormat(const QTextCharFormat &format);
+ QTextCharFormat currentCharFormat() const;
+
+ bool tabChangesFocus() const;
+ void setTabChangesFocus(bool b);
+
+ inline void setDocumentTitle(const QString &title)
+ { document()->setMetaInformation(QTextDocument::DocumentTitle, title); }
+ inline QString documentTitle() const
+ { return document()->metaInformation(QTextDocument::DocumentTitle); }
+
+ inline bool isUndoRedoEnabled() const
+ { return document()->isUndoRedoEnabled(); }
+ inline void setUndoRedoEnabled(bool enable)
+ { document()->setUndoRedoEnabled(enable); }
+
+ inline void setMaximumBlockCount(int maximum)
+ { document()->setMaximumBlockCount(maximum); }
+ inline int maximumBlockCount() const
+ { return document()->maximumBlockCount(); }
+
+
+ LineWrapMode lineWrapMode() const;
+ void setLineWrapMode(LineWrapMode mode);
+
+ QTextOption::WrapMode wordWrapMode() const;
+ void setWordWrapMode(QTextOption::WrapMode policy);
+
+ void setBackgroundVisible(bool visible);
+ bool backgroundVisible() const;
+
+ void setCenterOnScroll(bool enabled);
+ bool centerOnScroll() const;
+
+ bool find(const QString &exp, QTextDocument::FindFlags options = 0);
+
+ inline QString toPlainText() const
+ { return document()->toPlainText(); }
+
+ void ensureCursorVisible();
+
+ virtual QVariant loadResource(int type, const QUrl &name);
+#ifndef QT_NO_CONTEXTMENU
+ QMenu *createStandardContextMenu();
+#endif
+
+ QTextCursor cursorForPosition(const QPoint &pos) const;
+ QRect cursorRect(const QTextCursor &cursor) const;
+ QRect cursorRect() const;
+
+ bool overwriteMode() const;
+ void setOverwriteMode(bool overwrite);
+
+ int tabStopWidth() const;
+ void setTabStopWidth(int width);
+
+ int cursorWidth() const;
+ void setCursorWidth(int width);
+
+ void setExtraSelections(const QList<QTextEdit::ExtraSelection> &selections);
+ QList<QTextEdit::ExtraSelection> extraSelections() const;
+
+ void moveCursor(QTextCursor::MoveOperation operation, QTextCursor::MoveMode mode = QTextCursor::MoveAnchor);
+
+ bool canPaste() const;
+
+#ifndef QT_NO_PRINTER
+ void print(QPrinter *printer) const;
+#endif
+
+ int blockCount() const;
+
+public Q_SLOTS:
+
+ void setPlainText(const QString &text);
+
+#ifndef QT_NO_CLIPBOARD
+ void cut();
+ void copy();
+ void paste();
+#endif
+
+ void undo();
+ void redo();
+
+ void clear();
+ void selectAll();
+
+ void insertPlainText(const QString &text);
+
+ void appendPlainText(const QString &text);
+ void appendHtml(const QString &html);
+
+ void centerCursor();
+
+Q_SIGNALS:
+ void textChanged();
+ void undoAvailable(bool b);
+ void redoAvailable(bool b);
+ void copyAvailable(bool b);
+ void selectionChanged();
+ void cursorPositionChanged();
+
+ void updateRequest(const QRect &rect, int dy);
+ void blockCountChanged(int newBlockCount);
+ void modificationChanged(bool);
+
+protected:
+ virtual bool event(QEvent *e);
+ virtual void timerEvent(QTimerEvent *e);
+ virtual void keyPressEvent(QKeyEvent *e);
+ virtual void keyReleaseEvent(QKeyEvent *e);
+ virtual void resizeEvent(QResizeEvent *e);
+ virtual void paintEvent(QPaintEvent *e);
+ virtual void mousePressEvent(QMouseEvent *e);
+ virtual void mouseMoveEvent(QMouseEvent *e);
+ virtual void mouseReleaseEvent(QMouseEvent *e);
+ virtual void mouseDoubleClickEvent(QMouseEvent *e);
+ virtual bool focusNextPrevChild(bool next);
+#ifndef QT_NO_CONTEXTMENU
+ virtual void contextMenuEvent(QContextMenuEvent *e);
+#endif
+#ifndef QT_NO_DRAGANDDROP
+ virtual void dragEnterEvent(QDragEnterEvent *e);
+ virtual void dragLeaveEvent(QDragLeaveEvent *e);
+ virtual void dragMoveEvent(QDragMoveEvent *e);
+ virtual void dropEvent(QDropEvent *e);
+#endif
+ virtual void focusInEvent(QFocusEvent *e);
+ virtual void focusOutEvent(QFocusEvent *e);
+ virtual void showEvent(QShowEvent *);
+ virtual void changeEvent(QEvent *e);
+#ifndef QT_NO_WHEELEVENT
+ virtual void wheelEvent(QWheelEvent *e);
+#endif
+
+ virtual QMimeData *createMimeDataFromSelection() const;
+ virtual bool canInsertFromMimeData(const QMimeData *source) const;
+ virtual void insertFromMimeData(const QMimeData *source);
+
+ virtual void inputMethodEvent(QInputMethodEvent *);
+ QVariant inputMethodQuery(Qt::InputMethodQuery property) const;
+
+ QPlainTextEdit(QPlainTextEditPrivate &dd, QWidget *parent);
+
+ virtual void scrollContentsBy(int dx, int dy);
+
+ QTextBlock firstVisibleBlock() const;
+ QPointF contentOffset() const;
+ QRectF blockBoundingRect(const QTextBlock &block) const;
+ QRectF blockBoundingGeometry(const QTextBlock &block) const;
+ QAbstractTextDocumentLayout::PaintContext getPaintContext() const;
+
+
+private:
+ Q_DISABLE_COPY(QPlainTextEdit)
+ Q_PRIVATE_SLOT(d_func(), void _q_repaintContents(const QRectF &r))
+ Q_PRIVATE_SLOT(d_func(), void _q_adjustScrollbars())
+ Q_PRIVATE_SLOT(d_func(), void _q_verticalScrollbarActionTriggered(int))
+ Q_PRIVATE_SLOT(d_func(), void _q_cursorPositionChanged())
+
+ friend class QPlainTextEditControl;
+};
+
+
+class QPlainTextDocumentLayoutPrivate;
+class Q_GUI_EXPORT QPlainTextDocumentLayout : public QAbstractTextDocumentLayout
+{
+ Q_OBJECT
+ Q_DECLARE_PRIVATE(QPlainTextDocumentLayout)
+ Q_PROPERTY(int cursorWidth READ cursorWidth WRITE setCursorWidth)
+
+public:
+ QPlainTextDocumentLayout(QTextDocument *document);
+ ~QPlainTextDocumentLayout();
+
+ void draw(QPainter *, const PaintContext &);
+ int hitTest(const QPointF &, Qt::HitTestAccuracy ) const;
+
+ int pageCount() const;
+ QSizeF documentSize() const;
+
+ QRectF frameBoundingRect(QTextFrame *) const;
+ QRectF blockBoundingRect(const QTextBlock &block) const;
+
+ void ensureBlockLayout(const QTextBlock &block) const;
+
+ void setCursorWidth(int width);
+ int cursorWidth() const;
+
+ void requestUpdate();
+
+protected:
+ void documentChanged(int from, int /*charsRemoved*/, int charsAdded);
+
+
+private:
+ void setTextWidth(qreal newWidth);
+ qreal textWidth() const;
+ void layoutBlock(const QTextBlock &block);
+ qreal blockWidth(const QTextBlock &block);
+
+ QPlainTextDocumentLayoutPrivate *priv() const;
+
+ friend class QPlainTextEdit;
+ friend class QPlainTextEditPrivate;
+};
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+
+#endif // QT_NO_TEXTEDIT
+
+#endif // QPLAINTEXTEDIT_H