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This is the verbatim text of the ntqtextedit.h include file. It is provided only for illustration; the copyright remains with Trolltech.
/**************************************************************************** ** $Id: qt/ntqtextedit.h 3.3.8 edited Jan 11 14:39 $ ** ** Definition of the TQTextEdit class ** ** Created : 990101 ** ** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved. ** ** This file is part of the widgets module of the TQt GUI Toolkit. ** ** This file may be used under the terms of the GNU General Public ** License versions 2.0 or 3.0 as published by the Free Software ** Foundation and appearing in the file LICENSE.GPL included in the ** packaging of this file. Alternatively you may (at your option) use any ** later version of the GNU General Public License if such license has ** been publicly approved by Trolltech ASA (or its successors, if any) ** and the KDE Free TQt Foundation. ** ** Please review the following information to ensure GNU General ** Public Licensing requirements will be met: ** http://trolltech.com/products/qt/licenses/licensing/opensource/. ** If you are unsure which license is appropriate for your use, please ** review the following information: ** http://trolltech.com/products/qt/licenses/licensing/licensingoverview ** or contact the sales department at sales@trolltech.com. ** ** This file may be used under the terms of the Q Public License as ** defined by Trolltech ASA and appearing in the file LICENSE.TQPL ** included in the packaging of this file. Licensees holding valid TQt ** Commercial licenses may use this file in accordance with the TQt ** Commercial License Agreement provided with the Software. ** ** This file is provided "AS IS" with NO WARRANTY OF ANY KIND, ** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted ** herein. ** **********************************************************************/ #ifndef TQTEXTEDIT_H #define TQTEXTEDIT_H #ifndef QT_H #include "ntqscrollview.h" #include "ntqstylesheet.h" #include "ntqptrvector.h" #include "tqvaluelist.h" #include "ntqptrlist.h" #endif // QT_H #ifndef TQT_NO_TEXTEDIT // uncomment below to enable optimization mode - also uncomment the // optimDoAutoScroll() private slot since moc ignores #ifdefs.. #define QT_TEXTEDIT_OPTIMIZATION class TQPainter; class TQTextDocument; class TQTextCursor; class TQKeyEvent; class TQResizeEvent; class TQMouseEvent; class TQTimer; class TQTextString; class TQTextCommand; class TQTextParagraph; class TQTextFormat; class TQFont; class TQColor; class TQTextEdit; class TQTextBrowser; class TQTextString; struct TQUndoRedoInfoPrivate; class TQPopupMenu; class TQTextEditPrivate; class TQSyntaxHighlighter; #ifdef QT_TEXTEDIT_OPTIMIZATION class TQTextEditOptimPrivate { public: // Note: no left-tag has any value for leftTag or parent, and // no right-tag has any formatting flags set. enum TagType { Color = 0, Format = 1 }; struct Tag { TagType type:2; bool bold:1; bool italic:1; bool underline:1; int line; int index; Tag * leftTag; // ptr to left-tag in a left-right tag pair Tag * parent; // ptr to parent left-tag in a nested tag Tag * prev; Tag * next; TQString tag; }; TQTextEditOptimPrivate() { len = numLines = maxLineWidth = 0; selStart.line = selStart.index = -1; selEnd.line = selEnd.index = -1; search.line = search.index = 0; tags = lastTag = 0; } void clearTags() { Tag * itr = tags; while ( tags ) { itr = tags; tags = tags->next; delete itr; } tags = lastTag = 0; tagIndex.clear(); } ~TQTextEditOptimPrivate() { clearTags(); } int len; int numLines; int maxLineWidth; struct Selection { int line; int index; }; Selection selStart, selEnd, search; Tag * tags, * lastTag; TQMap<int, TQString> lines; TQMap<int, Tag *> tagIndex; }; #endif class TQ_EXPORT TQTextEdit : public TQScrollView { friend class TQTextBrowser; friend class TQSyntaxHighlighter; TQ_OBJECT TQ_ENUMS( WordWrap WrapPolicy ) TQ_SETS( AutoFormatting ) TQ_PROPERTY( TextFormat textFormat READ textFormat WRITE setTextFormat ) TQ_PROPERTY( TQString text READ text WRITE setText ) TQ_PROPERTY( TQBrush paper READ paper WRITE setPaper ) TQ_PROPERTY( bool linkUnderline READ linkUnderline WRITE setLinkUnderline ) TQ_PROPERTY( TQString documentTitle READ documentTitle ) TQ_PROPERTY( int length READ length ) TQ_PROPERTY( WordWrap wordWrap READ wordWrap WRITE setWordWrap ) TQ_PROPERTY( int wrapColumnOrWidth READ wrapColumnOrWidth WRITE setWrapColumnOrWidth ) TQ_PROPERTY( WrapPolicy wrapPolicy READ wrapPolicy WRITE setWrapPolicy ) TQ_PROPERTY( bool hasSelectedText READ hasSelectedText ) TQ_PROPERTY( TQString selectedText READ selectedText ) TQ_PROPERTY( int undoDepth READ undoDepth WRITE setUndoDepth ) TQ_PROPERTY( bool overwriteMode READ isOverwriteMode WRITE setOverwriteMode ) TQ_PROPERTY( bool modified READ isModified WRITE setModified DESIGNABLE false ) TQ_PROPERTY( bool readOnly READ isReadOnly WRITE setReadOnly ) TQ_PROPERTY( bool undoRedoEnabled READ isUndoRedoEnabled WRITE setUndoRedoEnabled ) TQ_PROPERTY( int tabStopWidth READ tabStopWidth WRITE setTabStopWidth ) TQ_PROPERTY( bool tabChangesFocus READ tabChangesFocus WRITE setTabChangesFocus ) TQ_PROPERTY( AutoFormatting autoFormatting READ autoFormatting WRITE setAutoFormatting ) public: enum WordWrap { NoWrap, WidgetWidth, FixedPixelWidth, FixedColumnWidth }; enum WrapPolicy { AtWordBoundary, AtWhiteSpace = AtWordBoundary, // AtWhiteSpace is deprecated Anywhere, AtWordOrDocumentBoundary }; enum AutoFormatting { AutoNone = 0, AutoBulletList = 0x00000001, AutoAll = 0xffffffff }; enum KeyboardAction { ActionBackspace, ActionDelete, ActionReturn, ActionKill, ActionWordBackspace, ActionWordDelete }; enum CursorAction { MoveBackward, MoveForward, MoveWordBackward, MoveWordForward, MoveUp, MoveDown, MoveLineStart, MoveLineEnd, MoveHome, MoveEnd, MovePgUp, MovePgDown }; enum VerticalAlignment { AlignNormal, AlignSuperScript, AlignSubScript }; enum TextInsertionFlags { RedoIndentation = 0x0001, CheckNewLines = 0x0002, RemoveSelected = 0x0004 }; TQTextEdit( const TQString& text, const TQString& context = TQString::null, TQWidget* parent=0, const char* name=0); TQTextEdit( TQWidget* parent=0, const char* name=0 ); virtual ~TQTextEdit(); void setPalette( const TQPalette & ); TQString text() const; TQString text( int para ) const; TextFormat textFormat() const; TQString context() const; TQString documentTitle() const; void getSelection( int *paraFrom, int *indexFrom, int *paraTo, int *indexTo, int selNum = 0 ) const; virtual bool find( const TQString &expr, bool cs, bool wo, bool forward = TRUE, int *para = 0, int *index = 0 ); int paragraphs() const; int lines() const; int linesOfParagraph( int para ) const; int lineOfChar( int para, int chr ); int length() const; TQRect paragraphRect( int para ) const; int paragraphAt( const TQPoint &pos ) const; int charAt( const TQPoint &pos, int *para ) const; int paragraphLength( int para ) const; TQStyleSheet* styleSheet() const; #ifndef TQT_NO_MIME TQMimeSourceFactory* mimeSourceFactory() const; #endif TQBrush paper() const; bool linkUnderline() const; int heightForWidth( int w ) const; bool hasSelectedText() const; TQString selectedText() const; bool isUndoAvailable() const; bool isRedoAvailable() const; WordWrap wordWrap() const; int wrapColumnOrWidth() const; WrapPolicy wrapPolicy() const; int tabStopWidth() const; TQString anchorAt( const TQPoint& pos ); TQString anchorAt( const TQPoint& pos, AnchorAttribute a ); TQSize sizeHint() const; bool isReadOnly() const { return readonly; } void getCursorPosition( int *parag, int *index ) const; bool isModified() const; bool italic() const; bool bold() const; bool underline() const; TQString family() const; int pointSize() const; TQColor color() const; TQFont font() const; TQFont currentFont() const; int alignment() const; int undoDepth() const; // do not use, will go away virtual bool getFormat( int para, int index, TQFont *font, TQColor *color, VerticalAlignment *verticalAlignment ); // do not use, will go away virtual bool getParagraphFormat( int para, TQFont *font, TQColor *color, VerticalAlignment *verticalAlignment, int *alignment, TQStyleSheetItem::DisplayMode *displayMode, TQStyleSheetItem::ListStyle *listStyle, int *listDepth ); bool isOverwriteMode() const { return overWrite; } TQColor paragraphBackgroundColor( int para ) const; bool isUndoRedoEnabled() const; bool eventFilter( TQObject *o, TQEvent *e ); bool tabChangesFocus() const; void setAutoFormatting( uint features ); uint autoFormatting() const; TQSyntaxHighlighter *syntaxHighlighter() const; public slots: void setEnabled( bool ); #ifndef TQT_NO_MIME virtual void setMimeSourceFactory( TQMimeSourceFactory* factory ); #endif virtual void setStyleSheet( TQStyleSheet* styleSheet ); virtual void scrollToAnchor( const TQString& name ); virtual void setPaper( const TQBrush& pap ); virtual void setLinkUnderline( bool ); virtual void setWordWrap( WordWrap mode ); virtual void setWrapColumnOrWidth( int ); virtual void setWrapPolicy( WrapPolicy policy ); virtual void copy(); virtual void append( const TQString& text ); void setText( const TQString &txt ) { setText( txt, TQString::null ); } virtual void setText( const TQString &txt, const TQString &context ); virtual void setTextFormat( TextFormat f ); virtual void selectAll( bool select = TRUE ); virtual void setTabStopWidth( int ts ); virtual void zoomIn( int range ); virtual void zoomIn() { zoomIn( 1 ); } virtual void zoomOut( int range ); virtual void zoomOut() { zoomOut( 1 ); } virtual void zoomTo( int size ); virtual void sync(); virtual void setReadOnly( bool b ); virtual void undo(); virtual void redo(); virtual void cut(); virtual void paste(); #ifndef TQT_NO_CLIPBOARD virtual void pasteSubType( const TQCString &subtype ); #endif virtual void clear(); virtual void del(); virtual void indent(); virtual void setItalic( bool b ); virtual void setBold( bool b ); virtual void setUnderline( bool b ); virtual void setFamily( const TQString &f ); virtual void setPointSize( int s ); virtual void setColor( const TQColor &c ); virtual void setFont( const TQFont &f ); virtual void setVerticalAlignment( VerticalAlignment a ); virtual void setAlignment( int a ); // do not use, will go away virtual void setParagType( TQStyleSheetItem::DisplayMode dm, TQStyleSheetItem::ListStyle listStyle ); virtual void setCursorPosition( int parag, int index ); virtual void setSelection( int parag_from, int index_from, int parag_to, int index_to, int selNum = 0 ); virtual void setSelectionAttributes( int selNum, const TQColor &back, bool invertText ); virtual void setModified( bool m ); virtual void resetFormat(); virtual void setUndoDepth( int d ); virtual void setFormat( TQTextFormat *f, int flags ); virtual void ensureCursorVisible(); virtual void placeCursor( const TQPoint &pos, TQTextCursor *c = 0 ); virtual void moveCursor( CursorAction action, bool select ); virtual void doKeyboardAction( KeyboardAction action ); virtual void removeSelectedText( int selNum = 0 ); virtual void removeSelection( int selNum = 0 ); virtual void setCurrentFont( const TQFont &f ); virtual void setOverwriteMode( bool b ) { overWrite = b; } virtual void scrollToBottom(); void insert( const TQString &text, uint insertionFlags = CheckNewLines | RemoveSelected ); // ## virtual in 4.0 // obsolete virtual void insert( const TQString &text, bool, bool = TRUE, bool = TRUE ); virtual void insertAt( const TQString &text, int para, int index ); virtual void removeParagraph( int para ); virtual void insertParagraph( const TQString &text, int para ); virtual void setParagraphBackgroundColor( int para, const TQColor &bg ); virtual void clearParagraphBackground( int para ); virtual void setUndoRedoEnabled( bool b ); void setTabChangesFocus( bool b ); // ### make virtual in 4.0 #ifdef QT_TEXTEDIT_OPTIMIZATION void polish(); void setMaxLogLines( int numLines ); int maxLogLines(); #endif signals: void textChanged(); void selectionChanged(); void copyAvailable( bool ); void undoAvailable( bool yes ); void redoAvailable( bool yes ); void currentFontChanged( const TQFont &f ); void currentColorChanged( const TQColor &c ); void currentAlignmentChanged( int a ); void currentVerticalAlignmentChanged( VerticalAlignment a ); void cursorPositionChanged( TQTextCursor *c ); void cursorPositionChanged( int para, int pos ); void returnPressed(); void modificationChanged( bool m ); void clicked( int parag, int index ); void doubleClicked( int parag, int index ); protected: void repaintChanged(); void updateStyles(); void drawContents( TQPainter *p, int cx, int cy, int cw, int ch ); bool event( TQEvent *e ); void keyPressEvent( TQKeyEvent *e ); void resizeEvent( TQResizeEvent *e ); void viewportResizeEvent( TQResizeEvent* ); void contentsMousePressEvent( TQMouseEvent *e ); void contentsMouseMoveEvent( TQMouseEvent *e ); void contentsMouseReleaseEvent( TQMouseEvent *e ); void contentsMouseDoubleClickEvent( TQMouseEvent *e ); #ifndef TQT_NO_WHEELEVENT void contentsWheelEvent( TQWheelEvent *e ); #endif void imStartEvent( TQIMEvent * ); void imComposeEvent( TQIMEvent * ); void imEndEvent( TQIMEvent * ); #ifndef TQT_NO_DRAGANDDROP void contentsDragEnterEvent( TQDragEnterEvent *e ); void contentsDragMoveEvent( TQDragMoveEvent *e ); void contentsDragLeaveEvent( TQDragLeaveEvent *e ); void contentsDropEvent( TQDropEvent *e ); #endif void contentsContextMenuEvent( TQContextMenuEvent *e ); bool focusNextPrevChild( bool next ); TQTextDocument *document() const; TQTextCursor *textCursor() const; void setDocument( TQTextDocument *doc ); virtual TQPopupMenu *createPopupMenu( const TQPoint& pos ); virtual TQPopupMenu *createPopupMenu(); void drawCursor( bool visible ); void windowActivationChange( bool ); protected slots: virtual void doChangeInterval(); void sliderReleased(); // ### make virtual in 4.0 private slots: void formatMore(); void doResize(); void autoScrollTimerDone(); void blinkCursor(); void setModified(); void startDrag(); void documentWidthChanged( int w ); void clipboardChanged(); private: struct TQ_EXPORT UndoRedoInfo { enum Type { Invalid, Insert, Delete, Backspace, Return, RemoveSelected, Format, Style, IME }; UndoRedoInfo( TQTextDocument *dc ); ~UndoRedoInfo(); void clear(); bool valid() const; TQUndoRedoInfoPrivate *d; int id; int index; int eid; int eindex; TQTextFormat *format; int flags; Type type; TQTextDocument *doc; TQByteArray styleInformation; }; private: void updateCursor( const TQPoint & pos ); void handleMouseMove( const TQPoint& pos ); void drawContents( TQPainter * ); virtual bool linksEnabled() const { return FALSE; } void init(); void checkUndoRedoInfo( UndoRedoInfo::Type t ); void updateCurrentFormat(); bool handleReadOnlyKeyEvent( TQKeyEvent *e ); void makeParagVisible( TQTextParagraph *p ); void normalCopy(); void copyToClipboard(); #ifndef TQT_NO_MIME TQCString pickSpecial(TQMimeSource* ms, bool always_ask, const TQPoint&); TQTextDrag *dragObject( TQWidget *parent = 0 ) const; #endif #ifndef TQT_NO_MIMECLIPBOARD void pasteSpecial(const TQPoint&); #endif void setFontInternal( const TQFont &f ); virtual void emitHighlighted( const TQString & ) {} virtual void emitLinkClicked( const TQString & ) {} void readFormats( TQTextCursor &c1, TQTextCursor &c2, TQTextString &text, bool fillStyles = FALSE ); void clearUndoRedo(); void paintDocument( bool drawAll, TQPainter *p, int cx = -1, int cy = -1, int cw = -1, int ch = -1 ); void moveCursor( CursorAction action ); void ensureFormatted( TQTextParagraph *p ); void placeCursor( const TQPoint &pos, TQTextCursor *c, bool link ); void updateMicroFocusHint(); #ifdef QT_TEXTEDIT_OPTIMIZATION bool checkOptimMode(); TQString optimText() const; void optimSetText( const TQString &str ); void optimAppend( const TQString &str ); void optimInsert( const TQString &str, int line, int index ); void optimDrawContents( TQPainter * p, int cx, int cy, int cw, int ch ); void optimMousePressEvent( TQMouseEvent * e ); void optimMouseReleaseEvent( TQMouseEvent * e ); void optimMouseMoveEvent( TQMouseEvent * e ); int optimCharIndex( const TQString &str, int mx ) const; void optimSelectAll(); void optimRemoveSelection(); void optimSetSelection( int startLine, int startIdx, int endLine, int endIdx ); bool optimHasSelection() const; TQString optimSelectedText() const; bool optimFind( const TQString & str, bool, bool, bool, int *, int * ); void optimParseTags( TQString * str, int lineNo = -1, int indexOffset = 0 ); TQTextEditOptimPrivate::Tag * optimPreviousLeftTag( int line ); void optimSetTextFormat( TQTextDocument *, TQTextCursor *, TQTextFormat * f, int, int, TQTextEditOptimPrivate::Tag * t ); TQTextEditOptimPrivate::Tag * optimAppendTag( int index, const TQString & tag ); TQTextEditOptimPrivate::Tag * optimInsertTag( int line, int index, const TQString & tag ); void optimCheckLimit( const TQString& str ); bool optimHasBoldMetrics( int line ); private slots: void optimDoAutoScroll(); #endif // QT_TEXTEDIT_OPTIMIZATION private: #ifndef TQT_NO_CLIPBOARD void pasteSubType( const TQCString &subtype, TQMimeSource *m ); #endif private: TQTextDocument *doc; TQTextCursor *cursor; TQTimer *formatTimer, *scrollTimer, *changeIntervalTimer, *blinkTimer, *dragStartTimer; TQTextParagraph *lastFormatted; int interval; UndoRedoInfo undoRedoInfo; TQTextFormat *currentFormat; int currentAlignment; TQPoint oldMousePos, mousePos; TQPoint dragStartPos; TQString onLink; WordWrap wrapMode; WrapPolicy wPolicy; int wrapWidth; TQString pressedLink; TQTextEditPrivate *d; bool inDoubleClick : 1; bool mousePressed : 1; bool cursorVisible : 1; bool blinkCursorVisible : 1; bool readOnly : 1; bool modified : 1; bool mightStartDrag : 1; bool inDnD : 1; bool readonly : 1; bool undoEnabled : 1; bool overWrite : 1; private: // Disabled copy constructor and operator= #if defined(TQ_DISABLE_COPY) TQTextEdit( const TQTextEdit & ); TQTextEdit &operator=( const TQTextEdit & ); #endif }; inline TQTextDocument *TQTextEdit::document() const { return doc; } inline TQTextCursor *TQTextEdit::textCursor() const { return cursor; } inline void TQTextEdit::setCurrentFont( const TQFont &f ) { TQTextEdit::setFontInternal( f ); } #endif //TQT_NO_TEXTEDIT #endif //TQTEXTVIEW_H
Copyright © 2007 Trolltech | Trademarks | TQt 3.3.8
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