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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation ([email protected])
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you have questions regarding the use of this file, please contact
** Nokia at [email protected].
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QTEXTEDIT_H
#define QTEXTEDIT_H
#include <QtGui/qabstractscrollarea.h>
#include <QtGui/qtextdocument.h>
#include <QtGui/qtextoption.h>
#include <QtGui/qtextcursor.h>
#include <QtGui/qtextformat.h>
#ifndef QT_NO_TEXTEDIT
#ifdef QT3_SUPPORT
#include <QtGui/qtextobject.h>
#include <QtGui/qtextlayout.h>
#endif
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Gui)
class QStyleSheet;
class QTextDocument;
class QMenu;
class QTextEditPrivate;
class QMimeData;
class Q_GUI_EXPORT QTextEdit : public QAbstractScrollArea
{
Q_OBJECT
Q_DECLARE_PRIVATE(QTextEdit)
Q_FLAGS(AutoFormatting)
Q_ENUMS(LineWrapMode)
Q_PROPERTY(AutoFormatting autoFormatting READ autoFormatting WRITE setAutoFormatting)
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(int lineWrapColumnOrWidth READ lineWrapColumnOrWidth WRITE setLineWrapColumnOrWidth)
Q_PROPERTY(bool readOnly READ isReadOnly WRITE setReadOnly)
#ifndef QT_NO_TEXTHTMLPARSER
Q_PROPERTY(QString html READ toHtml WRITE setHtml NOTIFY textChanged USER true)
#endif
Q_PROPERTY(QString plainText READ toPlainText WRITE setPlainText DESIGNABLE false)
Q_PROPERTY(bool overwriteMode READ overwriteMode WRITE setOverwriteMode)
Q_PROPERTY(int tabStopWidth READ tabStopWidth WRITE setTabStopWidth)
Q_PROPERTY(bool acceptRichText READ acceptRichText WRITE setAcceptRichText)
Q_PROPERTY(int cursorWidth READ cursorWidth WRITE setCursorWidth)
Q_PROPERTY(Qt::TextInteractionFlags textInteractionFlags READ textInteractionFlags WRITE setTextInteractionFlags)
public:
enum LineWrapMode {
NoWrap,
WidgetWidth,
FixedPixelWidth,
FixedColumnWidth
};
enum AutoFormattingFlag {
AutoNone = 0,
AutoBulletList = 0x00000001,
AutoAll = 0xffffffff
};
Q_DECLARE_FLAGS(AutoFormatting, AutoFormattingFlag)
#if defined(QT3_SUPPORT)
enum CursorAction {
MoveBackward,
MoveForward,
MoveWordBackward,
MoveWordForward,
MoveUp,
MoveDown,
MoveLineStart,
MoveLineEnd,
MoveHome,
MoveEnd,
MovePageUp,
MovePageDown
#if !defined(Q_MOC_RUN)
,
MovePgUp = MovePageUp,
MovePgDown = MovePageDown
#endif
};
#endif
explicit QTextEdit(QWidget *parent = 0);
explicit QTextEdit(const QString &text, QWidget *parent = 0);
virtual ~QTextEdit();
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;
qreal fontPointSize() const;
QString fontFamily() const;
int fontWeight() const;
bool fontUnderline() const;
bool fontItalic() const;
QColor textColor() const;
QColor textBackgroundColor() const;
QFont currentFont() const;
Qt::Alignment alignment() const;
void mergeCurrentCharFormat(const QTextCharFormat &modifier);
void setCurrentCharFormat(const QTextCharFormat &format);
QTextCharFormat currentCharFormat() const;
AutoFormatting autoFormatting() const;
void setAutoFormatting(AutoFormatting features);
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); }
LineWrapMode lineWrapMode() const;
void setLineWrapMode(LineWrapMode mode);
int lineWrapColumnOrWidth() const;
void setLineWrapColumnOrWidth(int w);
QTextOption::WrapMode wordWrapMode() const;
void setWordWrapMode(QTextOption::WrapMode policy);
bool find(const QString &exp, QTextDocument::FindFlags options = 0);
inline QString toPlainText() const
{ return document()->toPlainText(); }
#ifndef QT_NO_TEXTHTMLPARSER
inline QString toHtml() const
{ return document()->toHtml(); }
#endif
void ensureCursorVisible();
virtual QVariant loadResource(int type, const QUrl &name);
#ifndef QT_NO_CONTEXTMENU
QMenu *createStandardContextMenu();
QMenu *createStandardContextMenu(const QPoint &position);
#endif
QTextCursor cursorForPosition(const QPoint &pos) const;
QRect cursorRect(const QTextCursor &cursor) const;
QRect cursorRect() const;
QString anchorAt(const QPoint& pos) const;
bool overwriteMode() const;
void setOverwriteMode(bool overwrite);
int tabStopWidth() const;
void setTabStopWidth(int width);
int cursorWidth() const;
void setCursorWidth(int width);
bool acceptRichText() const;
void setAcceptRichText(bool accept);
struct ExtraSelection
{
QTextCursor cursor;
QTextCharFormat format;
};
void setExtraSelections(const QList<ExtraSelection> &selections);
QList<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
public Q_SLOTS:
void setFontPointSize(qreal s);
void setFontFamily(const QString &fontFamily);
void setFontWeight(int w);
void setFontUnderline(bool b);
void setFontItalic(bool b);
void setTextColor(const QColor &c);
void setTextBackgroundColor(const QColor &c);
void setCurrentFont(const QFont &f);
void setAlignment(Qt::Alignment a);
void setPlainText(const QString &text);
#ifndef QT_NO_TEXTHTMLPARSER
void setHtml(const QString &text);
#endif
void setText(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);
#ifndef QT_NO_TEXTHTMLPARSER
void insertHtml(const QString &text);
#endif // QT_NO_TEXTHTMLPARSER
void append(const QString &text);
void scrollToAnchor(const QString &name);
void zoomIn(int range = 1);
void zoomOut(int range = 1);
Q_SIGNALS:
void textChanged();
void undoAvailable(bool b);
void redoAvailable(bool b);
void currentCharFormatChanged(const QTextCharFormat &format);
void copyAvailable(bool b);
void selectionChanged();
void cursorPositionChanged();
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;
QTextEdit(QTextEditPrivate &dd, QWidget *parent);
virtual void scrollContentsBy(int dx, int dy);
#ifdef QT3_SUPPORT
Q_SIGNALS:
QT_MOC_COMPAT void currentFontChanged(const QFont &f);
QT_MOC_COMPAT void currentColorChanged(const QColor &c);
public:
QT3_SUPPORT_CONSTRUCTOR QTextEdit(QWidget *parent, const char *name);
inline QT3_SUPPORT bool find(const QString &exp, bool cs, bool wo)
{
QTextDocument::FindFlags flags = 0;
if (cs)
flags |= QTextDocument::FindCaseSensitively;
if (wo)
flags |= QTextDocument::FindWholeWords;
return find(exp, flags);
}
inline QT3_SUPPORT void sync() {}
QT3_SUPPORT void moveCursor(CursorAction action, QTextCursor::MoveMode mode = QTextCursor::MoveAnchor);
QT3_SUPPORT void moveCursor(CursorAction action, bool select);
enum KeyboardAction {
ActionBackspace,
ActionDelete,
ActionReturn,
ActionKill,
ActionWordBackspace,
ActionWordDelete
};
QT3_SUPPORT void doKeyboardAction(KeyboardAction action);
QT3_SUPPORT QString text() const;
QT3_SUPPORT void setTextFormat(Qt::TextFormat);
QT3_SUPPORT Qt::TextFormat textFormat() const;
inline QT3_SUPPORT void setBold(bool b) { setFontWeight(b ? QFont::Bold : QFont::Normal); }
inline QT3_SUPPORT void setUnderline(bool b) { setFontUnderline(b); }
inline QT3_SUPPORT void setItalic(bool i) { setFontItalic(i); }
inline QT3_SUPPORT void setFamily(const QString &family) { setFontFamily(family); }
inline QT3_SUPPORT void setPointSize(int size) { setFontPointSize(size); }
inline QT3_SUPPORT bool italic() const { return fontItalic(); }
inline QT3_SUPPORT bool bold() const { return fontWeight() >= QFont::Bold; }
inline QT3_SUPPORT bool underline() const { return fontUnderline(); }
inline QT3_SUPPORT QString family() const { return fontFamily(); }
inline QT3_SUPPORT int pointSize() const { return (int)(fontPointSize()+0.5); }
inline QT3_SUPPORT bool hasSelectedText() const
{ return textCursor().hasSelection(); }
inline QT3_SUPPORT QString selectedText() const
{ return textCursor().selectedText(); }
inline QT3_SUPPORT bool isUndoAvailable() const
{ return document()->isUndoAvailable(); }
inline QT3_SUPPORT bool isRedoAvailable() const
{ return document()->isRedoAvailable(); }
inline QT3_SUPPORT void insert(const QString &text)
{ insertPlainText(text); }
inline QT3_SUPPORT bool isModified() const
{ return document()->isModified(); }
inline QT3_SUPPORT QColor color() const
{ return textColor(); }
public Q_SLOTS:
inline QT_MOC_COMPAT void setModified(bool m = true)
{ document()->setModified(m); }
public:
inline QT3_SUPPORT void undo() const
{ document()->undo(); }
inline QT3_SUPPORT void redo() const
{ document()->redo(); }
public Q_SLOTS:
inline QT_MOC_COMPAT void setColor(const QColor &c)
{ setTextColor(c); }
#endif
private:
Q_DISABLE_COPY(QTextEdit)
Q_PRIVATE_SLOT(d_func(), void _q_repaintContents(const QRectF &r))
Q_PRIVATE_SLOT(d_func(), void _q_currentCharFormatChanged(const QTextCharFormat &))
Q_PRIVATE_SLOT(d_func(), void _q_adjustScrollbars())
Q_PRIVATE_SLOT(d_func(), void _q_ensureVisible(const QRectF &))
friend class QTextEditControl;
friend class QTextDocument;
friend class QTextControl;
};
Q_DECLARE_OPERATORS_FOR_FLAGS(QTextEdit::AutoFormatting)
QT_END_NAMESPACE
QT_END_HEADER
#endif // QT_NO_TEXTEDIT
#endif // QTEXTEDIT_H
|