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431 lines
14 KiB
431 lines
14 KiB
/****************************************************************************
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**
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** Copyright (C) 2010 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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** Commercial Usage
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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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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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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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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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef QTEXTEDIT_H
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#define QTEXTEDIT_H
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#include <QtGui/qabstractscrollarea.h>
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#include <QtGui/qtextdocument.h>
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#include <QtGui/qtextoption.h>
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#include <QtGui/qtextcursor.h>
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#include <QtGui/qtextformat.h>
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#ifndef QT_NO_TEXTEDIT
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#ifdef QT3_SUPPORT
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#include <QtGui/qtextobject.h>
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#include <QtGui/qtextlayout.h>
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#endif
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QT_BEGIN_HEADER
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QT_BEGIN_NAMESPACE
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QT_MODULE(Gui)
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class QStyleSheet;
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class QTextDocument;
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class QMenu;
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class QTextEditPrivate;
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class QMimeData;
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class Q_GUI_EXPORT QTextEdit : public QAbstractScrollArea
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{
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Q_OBJECT
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Q_DECLARE_PRIVATE(QTextEdit)
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Q_FLAGS(AutoFormatting)
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Q_ENUMS(LineWrapMode)
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Q_PROPERTY(AutoFormatting autoFormatting READ autoFormatting WRITE setAutoFormatting)
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Q_PROPERTY(bool tabChangesFocus READ tabChangesFocus WRITE setTabChangesFocus)
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Q_PROPERTY(QString documentTitle READ documentTitle WRITE setDocumentTitle)
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Q_PROPERTY(bool undoRedoEnabled READ isUndoRedoEnabled WRITE setUndoRedoEnabled)
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Q_PROPERTY(LineWrapMode lineWrapMode READ lineWrapMode WRITE setLineWrapMode)
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QDOC_PROPERTY(QTextOption::WrapMode wordWrapMode READ wordWrapMode WRITE setWordWrapMode)
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Q_PROPERTY(int lineWrapColumnOrWidth READ lineWrapColumnOrWidth WRITE setLineWrapColumnOrWidth)
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Q_PROPERTY(bool readOnly READ isReadOnly WRITE setReadOnly)
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#ifndef QT_NO_TEXTHTMLPARSER
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Q_PROPERTY(QString html READ toHtml WRITE setHtml NOTIFY textChanged USER true)
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#endif
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Q_PROPERTY(QString plainText READ toPlainText WRITE setPlainText DESIGNABLE false)
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Q_PROPERTY(bool overwriteMode READ overwriteMode WRITE setOverwriteMode)
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Q_PROPERTY(int tabStopWidth READ tabStopWidth WRITE setTabStopWidth)
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Q_PROPERTY(bool acceptRichText READ acceptRichText WRITE setAcceptRichText)
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Q_PROPERTY(int cursorWidth READ cursorWidth WRITE setCursorWidth)
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Q_PROPERTY(Qt::TextInteractionFlags textInteractionFlags READ textInteractionFlags WRITE setTextInteractionFlags)
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public:
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enum LineWrapMode {
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NoWrap,
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WidgetWidth,
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FixedPixelWidth,
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FixedColumnWidth
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};
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enum AutoFormattingFlag {
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AutoNone = 0,
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AutoBulletList = 0x00000001,
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AutoAll = 0xffffffff
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};
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Q_DECLARE_FLAGS(AutoFormatting, AutoFormattingFlag)
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#if defined(QT3_SUPPORT)
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enum CursorAction {
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MoveBackward,
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MoveForward,
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MoveWordBackward,
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MoveWordForward,
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MoveUp,
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MoveDown,
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MoveLineStart,
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MoveLineEnd,
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MoveHome,
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MoveEnd,
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MovePageUp,
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MovePageDown
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#if !defined(Q_MOC_RUN)
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,
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MovePgUp = MovePageUp,
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MovePgDown = MovePageDown
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#endif
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};
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#endif
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explicit QTextEdit(QWidget *parent = 0);
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explicit QTextEdit(const QString &text, QWidget *parent = 0);
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virtual ~QTextEdit();
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void setDocument(QTextDocument *document);
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QTextDocument *document() const;
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void setTextCursor(const QTextCursor &cursor);
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QTextCursor textCursor() const;
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bool isReadOnly() const;
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void setReadOnly(bool ro);
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void setTextInteractionFlags(Qt::TextInteractionFlags flags);
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Qt::TextInteractionFlags textInteractionFlags() const;
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qreal fontPointSize() const;
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QString fontFamily() const;
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int fontWeight() const;
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bool fontUnderline() const;
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bool fontItalic() const;
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QColor textColor() const;
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QColor textBackgroundColor() const;
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QFont currentFont() const;
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Qt::Alignment alignment() const;
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void mergeCurrentCharFormat(const QTextCharFormat &modifier);
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void setCurrentCharFormat(const QTextCharFormat &format);
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QTextCharFormat currentCharFormat() const;
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AutoFormatting autoFormatting() const;
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void setAutoFormatting(AutoFormatting features);
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bool tabChangesFocus() const;
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void setTabChangesFocus(bool b);
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inline void setDocumentTitle(const QString &title)
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{ document()->setMetaInformation(QTextDocument::DocumentTitle, title); }
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inline QString documentTitle() const
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{ return document()->metaInformation(QTextDocument::DocumentTitle); }
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inline bool isUndoRedoEnabled() const
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{ return document()->isUndoRedoEnabled(); }
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inline void setUndoRedoEnabled(bool enable)
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{ document()->setUndoRedoEnabled(enable); }
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LineWrapMode lineWrapMode() const;
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void setLineWrapMode(LineWrapMode mode);
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int lineWrapColumnOrWidth() const;
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void setLineWrapColumnOrWidth(int w);
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QTextOption::WrapMode wordWrapMode() const;
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void setWordWrapMode(QTextOption::WrapMode policy);
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bool find(const QString &exp, QTextDocument::FindFlags options = 0);
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inline QString toPlainText() const
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{ return document()->toPlainText(); }
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#ifndef QT_NO_TEXTHTMLPARSER
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inline QString toHtml() const
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{ return document()->toHtml(); }
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#endif
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void ensureCursorVisible();
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virtual QVariant loadResource(int type, const QUrl &name);
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#ifndef QT_NO_CONTEXTMENU
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QMenu *createStandardContextMenu();
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QMenu *createStandardContextMenu(const QPoint &position);
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#endif
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QTextCursor cursorForPosition(const QPoint &pos) const;
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QRect cursorRect(const QTextCursor &cursor) const;
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QRect cursorRect() const;
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QString anchorAt(const QPoint& pos) const;
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bool overwriteMode() const;
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void setOverwriteMode(bool overwrite);
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int tabStopWidth() const;
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void setTabStopWidth(int width);
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int cursorWidth() const;
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void setCursorWidth(int width);
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bool acceptRichText() const;
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void setAcceptRichText(bool accept);
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struct ExtraSelection
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{
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QTextCursor cursor;
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QTextCharFormat format;
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};
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void setExtraSelections(const QList<ExtraSelection> &selections);
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QList<ExtraSelection> extraSelections() const;
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void moveCursor(QTextCursor::MoveOperation operation, QTextCursor::MoveMode mode = QTextCursor::MoveAnchor);
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bool canPaste() const;
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#ifndef QT_NO_PRINTER
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void print(QPrinter *printer) const;
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#endif
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public Q_SLOTS:
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void setFontPointSize(qreal s);
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void setFontFamily(const QString &fontFamily);
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void setFontWeight(int w);
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void setFontUnderline(bool b);
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void setFontItalic(bool b);
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void setTextColor(const QColor &c);
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void setTextBackgroundColor(const QColor &c);
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void setCurrentFont(const QFont &f);
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void setAlignment(Qt::Alignment a);
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void setPlainText(const QString &text);
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#ifndef QT_NO_TEXTHTMLPARSER
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void setHtml(const QString &text);
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#endif
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void setText(const QString &text);
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#ifndef QT_NO_CLIPBOARD
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void cut();
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void copy();
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void paste();
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#endif
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void undo();
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void redo();
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void clear();
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void selectAll();
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void insertPlainText(const QString &text);
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#ifndef QT_NO_TEXTHTMLPARSER
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void insertHtml(const QString &text);
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#endif // QT_NO_TEXTHTMLPARSER
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void append(const QString &text);
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void scrollToAnchor(const QString &name);
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void zoomIn(int range = 1);
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void zoomOut(int range = 1);
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Q_SIGNALS:
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void textChanged();
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void undoAvailable(bool b);
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void redoAvailable(bool b);
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void currentCharFormatChanged(const QTextCharFormat &format);
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void copyAvailable(bool b);
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void selectionChanged();
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void cursorPositionChanged();
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protected:
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virtual bool event(QEvent *e);
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virtual void timerEvent(QTimerEvent *e);
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virtual void keyPressEvent(QKeyEvent *e);
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virtual void keyReleaseEvent(QKeyEvent *e);
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virtual void resizeEvent(QResizeEvent *e);
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virtual void paintEvent(QPaintEvent *e);
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virtual void mousePressEvent(QMouseEvent *e);
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virtual void mouseMoveEvent(QMouseEvent *e);
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virtual void mouseReleaseEvent(QMouseEvent *e);
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virtual void mouseDoubleClickEvent(QMouseEvent *e);
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virtual bool focusNextPrevChild(bool next);
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#ifndef QT_NO_CONTEXTMENU
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virtual void contextMenuEvent(QContextMenuEvent *e);
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#endif
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#ifndef QT_NO_DRAGANDDROP
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virtual void dragEnterEvent(QDragEnterEvent *e);
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virtual void dragLeaveEvent(QDragLeaveEvent *e);
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virtual void dragMoveEvent(QDragMoveEvent *e);
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virtual void dropEvent(QDropEvent *e);
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#endif
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virtual void focusInEvent(QFocusEvent *e);
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virtual void focusOutEvent(QFocusEvent *e);
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virtual void showEvent(QShowEvent *);
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virtual void changeEvent(QEvent *e);
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#ifndef QT_NO_WHEELEVENT
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virtual void wheelEvent(QWheelEvent *e);
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#endif
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virtual QMimeData *createMimeDataFromSelection() const;
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virtual bool canInsertFromMimeData(const QMimeData *source) const;
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virtual void insertFromMimeData(const QMimeData *source);
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virtual void inputMethodEvent(QInputMethodEvent *);
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QVariant inputMethodQuery(Qt::InputMethodQuery property) const;
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QTextEdit(QTextEditPrivate &dd, QWidget *parent);
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virtual void scrollContentsBy(int dx, int dy);
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#ifdef QT3_SUPPORT
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Q_SIGNALS:
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QT_MOC_COMPAT void currentFontChanged(const QFont &f);
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QT_MOC_COMPAT void currentColorChanged(const QColor &c);
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public:
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QT3_SUPPORT_CONSTRUCTOR QTextEdit(QWidget *parent, const char *name);
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inline QT3_SUPPORT bool find(const QString &exp, bool cs, bool wo)
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{
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QTextDocument::FindFlags flags = 0;
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if (cs)
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flags |= QTextDocument::FindCaseSensitively;
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if (wo)
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flags |= QTextDocument::FindWholeWords;
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return find(exp, flags);
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}
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inline QT3_SUPPORT void sync() {}
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QT3_SUPPORT void moveCursor(CursorAction action, QTextCursor::MoveMode mode = QTextCursor::MoveAnchor);
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QT3_SUPPORT void moveCursor(CursorAction action, bool select);
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enum KeyboardAction {
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ActionBackspace,
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ActionDelete,
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ActionReturn,
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ActionKill,
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ActionWordBackspace,
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ActionWordDelete
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};
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QT3_SUPPORT void doKeyboardAction(KeyboardAction action);
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QT3_SUPPORT QString text() const;
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QT3_SUPPORT void setTextFormat(Qt::TextFormat);
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QT3_SUPPORT Qt::TextFormat textFormat() const;
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inline QT3_SUPPORT void setBold(bool b) { setFontWeight(b ? QFont::Bold : QFont::Normal); }
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inline QT3_SUPPORT void setUnderline(bool b) { setFontUnderline(b); }
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inline QT3_SUPPORT void setItalic(bool i) { setFontItalic(i); }
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inline QT3_SUPPORT void setFamily(const QString &family) { setFontFamily(family); }
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inline QT3_SUPPORT void setPointSize(int size) { setFontPointSize(size); }
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inline QT3_SUPPORT bool italic() const { return fontItalic(); }
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inline QT3_SUPPORT bool bold() const { return fontWeight() >= QFont::Bold; }
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inline QT3_SUPPORT bool underline() const { return fontUnderline(); }
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inline QT3_SUPPORT QString family() const { return fontFamily(); }
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inline QT3_SUPPORT int pointSize() const { return (int)(fontPointSize()+0.5); }
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inline QT3_SUPPORT bool hasSelectedText() const
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{ return textCursor().hasSelection(); }
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inline QT3_SUPPORT QString selectedText() const
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{ return textCursor().selectedText(); }
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inline QT3_SUPPORT bool isUndoAvailable() const
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{ return document()->isUndoAvailable(); }
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inline QT3_SUPPORT bool isRedoAvailable() const
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{ return document()->isRedoAvailable(); }
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inline QT3_SUPPORT void insert(const QString &text)
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{ insertPlainText(text); }
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inline QT3_SUPPORT bool isModified() const
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{ return document()->isModified(); }
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inline QT3_SUPPORT QColor color() const
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{ return textColor(); }
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public Q_SLOTS:
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inline QT_MOC_COMPAT void setModified(bool m = true)
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{ document()->setModified(m); }
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public:
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inline QT3_SUPPORT void undo() const
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{ document()->undo(); }
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inline QT3_SUPPORT void redo() const
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{ document()->redo(); }
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public Q_SLOTS:
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inline QT_MOC_COMPAT void setColor(const QColor &c)
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{ setTextColor(c); }
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#endif
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private:
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Q_DISABLE_COPY(QTextEdit)
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Q_PRIVATE_SLOT(d_func(), void _q_repaintContents(const QRectF &r))
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Q_PRIVATE_SLOT(d_func(), void _q_currentCharFormatChanged(const QTextCharFormat &))
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Q_PRIVATE_SLOT(d_func(), void _q_adjustScrollbars())
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Q_PRIVATE_SLOT(d_func(), void _q_ensureVisible(const QRectF &))
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friend class QTextEditControl;
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friend class QTextDocument;
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friend class QTextControl;
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};
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Q_DECLARE_OPERATORS_FOR_FLAGS(QTextEdit::AutoFormatting)
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QT_END_NAMESPACE
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QT_END_HEADER
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#endif // QT_NO_TEXTEDIT
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#endif // QTEXTEDIT_H
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