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tqt3/src/attic/qtmultilineedit.h

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/**********************************************************************
**
** Definition of TQtMultiLineEdit widget class
**
** Created : 961005
**
** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
**
** This file contains a class moved out of the TQt GUI Toolkit API. It
** may be used, distributed and modified without limitation.
**
**********************************************************************/
#ifndef TQTMULTILINEEDIT_H
#define TQTMULTILINEEDIT_H
#ifndef QT_H
#include "qttableview.h"
#include "ntqstring.h"
#include "ntqptrlist.h"
#endif // QT_H
#ifndef QT_NO_QTMULTILINEEDIT
struct TQtMultiLineData;
class TQtMultiLineEditCommand;
class TQValidator;
class TQtMultiLineEdit : public TQtTableView
{
TQ_OBJECT
TQ_ENUMS( EchoMode WordWrap WrapPolicy )
TQ_PROPERTY( int numLines READ numLines )
TQ_PROPERTY( bool atBeginning READ atBeginning )
TQ_PROPERTY( bool atEnd READ atEnd )
TQ_PROPERTY( int maxLineWidth READ maxLineWidth )
TQ_PROPERTY( Alignment alignment READ alignment WRITE setAlignment )
TQ_PROPERTY( bool edited READ edited WRITE setEdited DESIGNABLE false )
TQ_PROPERTY( EchoMode echoMode READ echoMode WRITE setEchoMode )
TQ_PROPERTY( int maxLength READ maxLength WRITE setMaxLength )
TQ_PROPERTY( int maxLines READ maxLines WRITE setMaxLines )
TQ_PROPERTY( int hMargin READ hMargin WRITE setHMargin )
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 autoUpdate READ autoUpdate WRITE setAutoUpdate DESIGNABLE false )
TQ_PROPERTY( bool undoEnabled READ isUndoEnabled WRITE setUndoEnabled )
TQ_PROPERTY( int undoDepth READ undoDepth WRITE setUndoDepth )
TQ_PROPERTY( bool readOnly READ isReadOnly WRITE setReadOnly )
TQ_PROPERTY( bool overWriteMode READ isOverwriteMode WRITE setOverwriteMode )
TQ_PROPERTY( TQString text READ text WRITE setText )
TQ_PROPERTY( int length READ length )
public:
TQtMultiLineEdit( TQWidget *parent=0, const char *name=0 );
~TQtMultiLineEdit();
TQString textLine( int line ) const;
int numLines() const;
TQSize sizeHint() const;
TQSize minimumSizeHint() const;
TQSizePolicy sizePolicy() const;
virtual void setFont( const TQFont &font );
virtual void insertLine( const TQString &s, int line = -1 );
virtual void insertAt( const TQString &s, int line, int col, bool mark = FALSE );
virtual void removeLine( int line );
void cursorPosition( int *line, int *col ) const;
virtual void setCursorPosition( int line, int col, bool mark = FALSE );
void getCursorPosition( int *line, int *col ) const;
bool atBeginning() const;
bool atEnd() const;
virtual void setFixedVisibleLines( int lines );
int maxLineWidth() const;
void setAlignment( int flags );
int alignment() const;
virtual void setValidator( const TQValidator * );
const TQValidator * validator() const;
void setEdited( bool );
bool edited() const;
void cursorWordForward( bool mark );
void cursorWordBackward( bool mark );
enum EchoMode { Normal, NoEcho, Password };
virtual void setEchoMode( EchoMode );
EchoMode echoMode() const;
void setMaxLength(int);
int maxLength() const;
virtual void setMaxLineLength(int);
int maxLineLength() const;
virtual void setMaxLines(int);
int maxLines() const;
virtual void setHMargin(int);
int hMargin() const;
virtual void setSelection( int row_from, int col_from, int row_to, int col_t );
enum WordWrap {
NoWrap,
WidgetWidth,
FixedPixelWidth,
FixedColumnWidth
};
void setWordWrap( WordWrap mode );
WordWrap wordWrap() const;
void setWrapColumnOrWidth( int );
int wrapColumnOrWidth() const;
enum WrapPolicy {
AtWhiteSpace,
Anywhere
};
void setWrapPolicy( WrapPolicy policy );
WrapPolicy wrapPolicy() const;
bool autoUpdate() const;
virtual void setAutoUpdate( bool );
void setUndoEnabled( bool );
bool isUndoEnabled() const;
void setUndoDepth( int );
int undoDepth() const;
bool isReadOnly() const;
bool isOverwriteMode() const;
TQString text() const;
int length() const;
static void setDefaultTabStop( int ex );
static int defaultTabStop();
public slots:
virtual void setText( const TQString &);
virtual void setReadOnly( bool );
virtual void setOverwriteMode( bool );
void clear();
void append( const TQString &);
void deselect();
void selectAll();
#ifndef QT_NO_CLIPBOARD
void paste();
void pasteSubType(const TQCString& subtype);
void copyText() const;
void copy() const;
void cut();
#endif
void insert( const TQString& );
void undo();
void redo();
signals:
void textChanged();
void returnPressed();
void undoAvailable( bool );
void redoAvailable( bool );
void copyAvailable( bool );
protected:
void paintCell( TQPainter *, int row, int col );
bool event( TQEvent * );
void mousePressEvent( TQMouseEvent * );
void mouseMoveEvent( TQMouseEvent * );
void mouseReleaseEvent( TQMouseEvent * );
void mouseDoubleClickEvent( TQMouseEvent * );
void wheelEvent( TQWheelEvent * );
void keyPressEvent( TQKeyEvent * );
void focusInEvent( TQFocusEvent * );
void focusOutEvent( TQFocusEvent * );
void timerEvent( TQTimerEvent * );
void leaveEvent( TQEvent * );
void resizeEvent( TQResizeEvent * );
bool focusNextPrevChild( bool );
#ifndef QT_NO_DRAGANDDROP
void dragMoveEvent( TQDragMoveEvent* );
void dragEnterEvent( TQDragEnterEvent * );
void dropEvent( TQDropEvent* );
void dragLeaveEvent( TQDragLeaveEvent* );
#endif
bool hasMarkedText() const;
TQString markedText() const;
int textWidth( int );
int textWidth( const TQString &);
TQPoint cursorPoint() const;
protected:
virtual void insert( const TQString&, bool mark );
virtual void newLine();
virtual void killLine();
virtual void pageUp( bool mark=FALSE );
virtual void pageDown( bool mark=FALSE );
virtual void cursorLeft( bool mark=FALSE, bool wrap = TRUE );
virtual void cursorRight( bool mark=FALSE, bool wrap = TRUE );
virtual void cursorUp( bool mark=FALSE );
virtual void cursorDown( bool mark=FALSE );
virtual void backspace();
virtual void del();
virtual void home( bool mark=FALSE );
virtual void end( bool mark=FALSE );
bool getMarkedRegion( int *line1, int *col1,
int *line2, int *col2 ) const;
int lineLength( int row ) const;
TQString *getString( int row ) const;
bool isEndOfParagraph( int row ) const;
TQString stringShown( int row ) const;
protected:
bool cursorOn;
void insertChar( TQChar );
private slots:
void clipboardChanged();
void blinkTimerTimeout();
void scrollTimerTimeout();
void dndTimeout();
private:
#ifndef QT_NO_MIME
TQCString pickSpecial(TQMimeSource* ms, bool always_ask, const TQPoint&);
#endif
#ifndef QT_NO_MIMECLIPBOARD
void pasteSpecial(const TQPoint&);
#endif
struct TQtMultiLineEditRow {
TQtMultiLineEditRow( TQString string, int width, bool nl = TRUE )
:s(string), w(width), newline( nl )
{
};
TQString s;
int w;
bool newline;
};
TQPtrList<TQtMultiLineEditRow> *contents;
TQtMultiLineData *d;
bool readOnly;
bool dummy;
bool markIsOn;
bool dragScrolling ;
bool dragMarking;
bool textDirty;
bool wordMark;
bool overWrite;
int cursorX;
int cursorY;
int markAnchorX;
int markAnchorY;
int markDragX;
int markDragY;
int curXPos; // cell coord of cursor
int blinkTimer; // #### not used anymore - remove in 3.0
int scrollTimer; // #### not used anymore - remove in 3.0
int mapFromView( int xPos, int row );
int mapToView( int xIndex, int row );
void pixelPosToCursorPos(TQPoint p, int* x, int* y) const;
void setCursorPixelPosition(TQPoint p, bool clear_mark=TRUE);
void setWidth( int );
void updateCellWidth();
bool partiallyInvisible( int row );
void makeVisible();
void setBottomCell( int row );
void newMark( int posx, int posy, bool copy=TRUE );
void markWord( int posx, int posy );
void extendSelectionWord( int &newX, int&newY);
int charClass( TQChar );
void turnMark( bool on );
bool inMark( int posx, int posy ) const;
bool beforeMark( int posx, int posy ) const;
bool afterMark( int posx, int posy ) const;
int setNumRowsAndTruncate();
#ifndef QT_NO_DRAGANDDROP
void doDrag();
#endif
void startAutoScroll();
void stopAutoScroll();
void cursorLeft( bool mark, bool clear_mark, bool wrap );
void cursorRight( bool mark, bool clear_mark, bool wrap );
void cursorUp( bool mark, bool clear_mark );
void cursorDown( bool mark, bool clear_mark );
void wrapLine( int line, int removed = 0);
void rebreakParagraph( int line, int removed = 0 );
void rebreakAll();
void insertAtAux( const TQString &s, int line, int col, bool mark = FALSE );
void killLineAux();
void delAux();
int positionToOffsetInternal( int row, int col ) const;
void offsetToPositionInternal( int position, int *row, int *col ) const;
void deleteNextChar( int offset, int row, int col );
void addUndoCmd( TQtMultiLineEditCommand* );
void addRedoCmd( TQtMultiLineEditCommand* );
void processCmd( TQtMultiLineEditCommand*, bool );
private: // Disabled copy constructor and operator=
#if defined(TQ_DISABLE_COPY)
TQtMultiLineEdit( const TQtMultiLineEdit & );
TQtMultiLineEdit &operator=( const TQtMultiLineEdit & );
#endif
};
inline bool TQtMultiLineEdit::isReadOnly() const { return readOnly; }
inline bool TQtMultiLineEdit::isOverwriteMode() const { return overWrite; }
inline void TQtMultiLineEdit::setOverwriteMode( bool on )
{
overWrite = on;
}
inline int TQtMultiLineEdit::lineLength( int row ) const
{
return contents->at( row )->s.length();
}
inline bool TQtMultiLineEdit::atEnd() const
{
return cursorY == (int)contents->count() - 1
&& cursorX == lineLength( cursorY ) ;
}
inline bool TQtMultiLineEdit::atBeginning() const
{
return cursorY == 0 && cursorX == 0;
}
inline TQString *TQtMultiLineEdit::getString( int row ) const
{
return &(contents->at( row )->s);
}
inline int TQtMultiLineEdit::numLines() const
{
return contents->count();
}
#endif // QT_NO_QTMULTILINEEDIT
#endif // TQTMULTILINEDIT_H