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tqt3/src/widgets/ntqlistbox.h

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/**********************************************************************
**
** Definition of TQListBox widget class
**
** Created : 941121
**
** Copyright (C) 1992-2008 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 files LICENSE.GPL2
** and LICENSE.GPL3 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 TQLISTBOX_H
#define TQLISTBOX_H
#ifndef QT_H
#include "ntqscrollview.h"
#include "ntqpixmap.h"
#endif // QT_H
#ifndef QT_NO_LISTBOX
class TQListBoxPrivate;
class TQListBoxItem;
class TQString;
class TQStrList;
class TQStringList;
class Q_EXPORT TQListBox : public TQScrollView
{
friend class TQListBoxItem;
friend class TQListBoxPrivate;
TQ_OBJECT
Q_ENUMS( SelectionMode LayoutMode )
Q_PROPERTY( uint count READ count )
Q_PROPERTY( int numItemsVisible READ numItemsVisible )
Q_PROPERTY( int currentItem READ currentItem WRITE setCurrentItem )
Q_PROPERTY( TQString currentText READ currentText )
Q_PROPERTY( int topItem READ topItem WRITE setTopItem DESIGNABLE false )
Q_PROPERTY( SelectionMode selectionMode READ selectionMode WRITE setSelectionMode )
Q_PROPERTY( bool multiSelection READ isMultiSelection WRITE setMultiSelection DESIGNABLE false )
Q_PROPERTY( LayoutMode columnMode READ columnMode WRITE setColumnMode )
Q_PROPERTY( LayoutMode rowMode READ rowMode WRITE setRowMode )
Q_PROPERTY( int numColumns READ numColumns )
Q_PROPERTY( int numRows READ numRows )
Q_PROPERTY( bool variableWidth READ variableWidth WRITE setVariableWidth )
Q_PROPERTY( bool variableHeight READ variableHeight WRITE setVariableHeight )
public:
TQListBox( TQWidget* parent=0, const char* name=0, WFlags f=0 );
~TQListBox();
virtual void setFont( const TQFont & );
uint count() const;
void insertStringList( const TQStringList&, int index=-1 );
void insertStrList( const TQStrList *, int index=-1 );
void insertStrList( const TQStrList &, int index=-1 );
void insertStrList( const char **,
int numStrings=-1, int index=-1 );
void insertItem( const TQListBoxItem *, int index=-1 );
void insertItem( const TQListBoxItem *, const TQListBoxItem *after );
void insertItem( const TQString &text, int index=-1 );
void insertItem( const TQPixmap &pixmap, int index=-1 );
void insertItem( const TQPixmap &pixmap, const TQString &text, int index=-1 );
void removeItem( int index );
TQString text( int index ) const;
const TQPixmap *pixmap( int index ) const;
void changeItem( const TQListBoxItem *, int index );
void changeItem( const TQString &text, int index );
void changeItem( const TQPixmap &pixmap, int index );
void changeItem( const TQPixmap &pixmap, const TQString &text, int index );
void takeItem( const TQListBoxItem * );
int numItemsVisible() const;
int currentItem() const;
TQString currentText() const { return text(currentItem()); }
virtual void setCurrentItem( int index );
virtual void setCurrentItem( TQListBoxItem * );
void centerCurrentItem() { ensureCurrentVisible(); }
int topItem() const;
virtual void setTopItem( int index );
virtual void setBottomItem( int index );
long maxItemWidth() const;
enum SelectionMode { Single, Multi, Extended, NoSelection };
virtual void setSelectionMode( SelectionMode );
SelectionMode selectionMode() const;
void setMultiSelection( bool multi );
bool isMultiSelection() const;
virtual void setSelected( TQListBoxItem *, bool );
void setSelected( int, bool );
bool isSelected( int ) const;
bool isSelected( const TQListBoxItem * ) const;
TQListBoxItem* selectedItem() const;
TQSize sizeHint() const;
TQSize minimumSizeHint() const;
TQListBoxItem *item( int index ) const;
int index( const TQListBoxItem * ) const;
TQListBoxItem *findItem( const TQString &text, ComparisonFlags compare = BeginsWith ) const;
void triggerUpdate( bool doLayout );
bool itemVisible( int index );
bool itemVisible( const TQListBoxItem * );
enum LayoutMode { FixedNumber,
FitToWidth, FitToHeight = FitToWidth,
Variable };
virtual void setColumnMode( LayoutMode );
virtual void setColumnMode( int );
virtual void setRowMode( LayoutMode );
virtual void setRowMode( int );
LayoutMode columnMode() const;
LayoutMode rowMode() const;
int numColumns() const;
int numRows() const;
bool variableWidth() const;
virtual void setVariableWidth( bool );
bool variableHeight() const;
virtual void setVariableHeight( bool );
void viewportPaintEvent( TQPaintEvent * );
#ifndef QT_NO_COMPAT
bool dragSelect() const { return TRUE; }
void setDragSelect( bool ) {}
bool autoScroll() const { return TRUE; }
void setAutoScroll( bool ) {}
bool autoScrollBar() const { return vScrollBarMode() == Auto; }
void setAutoScrollBar( bool enable ) { setVScrollBarMode( enable ? Auto : AlwaysOff ); }
bool scrollBar() const { return vScrollBarMode() != AlwaysOff; }
void setScrollBar( bool enable ) { setVScrollBarMode( enable ? AlwaysOn : AlwaysOff ); }
bool autoBottomScrollBar() const { return hScrollBarMode() == Auto; }
void setAutoBottomScrollBar( bool enable ) { setHScrollBarMode( enable ? Auto : AlwaysOff ); }
bool bottomScrollBar() const { return hScrollBarMode() != AlwaysOff; }
void setBottomScrollBar( bool enable ) { setHScrollBarMode( enable ? AlwaysOn : AlwaysOff ); }
bool smoothScrolling() const { return FALSE; }
void setSmoothScrolling( bool ) {}
bool autoUpdate() const { return TRUE; }
void setAutoUpdate( bool ) {}
void setFixedVisibleLines( int lines ) { setRowMode( lines ); }
int inSort( const TQListBoxItem * );
int inSort( const TQString& text );
int cellHeight( int i ) const { return itemHeight(i); }
int cellHeight() const { return itemHeight(); }
int cellWidth() const { return maxItemWidth(); }
int cellWidth(int i) const { Q_ASSERT(i==0); Q_UNUSED(i) return maxItemWidth(); }
int numCols() const { return numColumns(); }
#endif
int itemHeight( int index = 0 ) const;
TQListBoxItem * itemAt( const TQPoint & ) const;
TQRect itemRect( TQListBoxItem *item ) const;
TQListBoxItem *firstItem() const;
void sort( bool ascending = TRUE );
public slots:
void clear();
virtual void ensureCurrentVisible();
virtual void clearSelection();
virtual void selectAll( bool select );
virtual void invertSelection();
signals:
void highlighted( int index );
void selected( int index );
void highlighted( const TQString &);
void selected( const TQString &);
void highlighted( TQListBoxItem * );
void selected( TQListBoxItem * );
void selectionChanged();
void selectionChanged( TQListBoxItem * );
void currentChanged( TQListBoxItem * );
void clicked( TQListBoxItem * );
void clicked( TQListBoxItem *, const TQPoint & );
void pressed( TQListBoxItem * );
void pressed( TQListBoxItem *, const TQPoint & );
void doubleClicked( TQListBoxItem * );
void returnPressed( TQListBoxItem * );
void rightButtonClicked( TQListBoxItem *, const TQPoint & );
void rightButtonPressed( TQListBoxItem *, const TQPoint & );
void mouseButtonPressed( int, TQListBoxItem*, const TQPoint& );
void mouseButtonClicked( int, TQListBoxItem*, const TQPoint& );
void contextMenuRequested( TQListBoxItem *, const TQPoint & );
void onItem( TQListBoxItem *item );
void onViewport();
protected:
void mousePressEvent( TQMouseEvent * );
void mouseReleaseEvent( TQMouseEvent * );
void mouseDoubleClickEvent( TQMouseEvent * );
void mouseMoveEvent( TQMouseEvent * );
void contentsContextMenuEvent( TQContextMenuEvent * );
void keyPressEvent( TQKeyEvent *e );
void focusInEvent( TQFocusEvent *e );
void focusOutEvent( TQFocusEvent *e );
void resizeEvent( TQResizeEvent * );
void showEvent( TQShowEvent * );
bool eventFilter( TQObject *o, TQEvent *e );
void updateItem( int index );
void updateItem( TQListBoxItem * );
#ifndef QT_NO_COMPAT
void updateCellWidth() { }
int totalWidth() const { return contentsWidth(); }
int totalHeight() const { return contentsHeight(); }
#endif
virtual void paintCell( TQPainter *, int row, int col );
void toggleCurrentItem();
bool isRubberSelecting() const;
void doLayout() const;
void windowActivationChange( bool );
#ifndef QT_NO_COMPAT
bool itemYPos( int index, int *yPos ) const;
int findItem( int yPos ) const { return index(itemAt(TQPoint(0,yPos)) ); }
#endif
protected slots:
void clearInputString();
private slots:
void refreshSlot();
void doAutoScroll();
void adjustItems();
private:
void mousePressEventEx( TQMouseEvent * );
void tryGeometry( int, int ) const;
int currentRow() const;
int currentColumn() const;
void updateSelection();
void repaintSelection();
void drawRubber();
void doRubberSelection( const TQRect &old, const TQRect &rubber );
void handleItemChange( TQListBoxItem *old, bool shift, bool control );
void selectRange( TQListBoxItem *from, TQListBoxItem *to, bool invert, bool includeFirst, bool clearSel = FALSE );
void emitChangedSignal( bool );
int columnAt( int ) const;
int rowAt( int ) const;
TQListBoxPrivate * d;
static TQListBox * changedListBox;
private: // Disabled copy constructor and operator=
#if defined(TQ_DISABLE_COPY)
TQListBox( const TQListBox & );
TQListBox &operator=( const TQListBox & );
#endif
};
class Q_EXPORT TQListBoxItem
{
public:
TQListBoxItem( TQListBox* listbox = 0 );
TQListBoxItem( TQListBox* listbox, TQListBoxItem *after );
virtual ~TQListBoxItem();
virtual TQString text() const;
virtual const TQPixmap *pixmap() const;
virtual int height( const TQListBox * ) const;
virtual int width( const TQListBox * ) const;
bool isSelected() const { return s; }
bool isCurrent() const;
#ifndef QT_NO_COMPAT
bool selected() const { return isSelected(); }
bool current() const { return isCurrent(); }
#endif
TQListBox *listBox() const;
void setSelectable( bool b );
bool isSelectable() const;
TQListBoxItem *next() const;
TQListBoxItem *prev() const;
virtual int rtti() const;
static int RTTI;
protected:
virtual void paint( TQPainter * ) = 0;
virtual void setText( const TQString &text ) { txt = text; }
void setCustomHighlighting( bool );
private:
TQString txt;
uint s:1;
uint dirty:1;
uint custom_highlight : 1;
int x, y;
TQListBoxItem * p, * n;
TQListBox* lbox;
friend class TQListBox;
friend class TQListBoxPrivate;
friend class TQComboBox;
friend class TQComboBoxPopupItem;
private: // Disabled copy constructor and operator=
#if defined(TQ_DISABLE_COPY)
TQListBoxItem( const TQListBoxItem & );
TQListBoxItem &operator=( const TQListBoxItem & );
#endif
};
class Q_EXPORT TQListBoxText : public TQListBoxItem
{
public:
TQListBoxText( TQListBox* listbox, const TQString & text=TQString::null );
TQListBoxText( const TQString & text=TQString::null );
TQListBoxText( TQListBox* listbox, const TQString & text, TQListBoxItem *after );
~TQListBoxText();
int height( const TQListBox * ) const;
int width( const TQListBox * ) const;
int rtti() const;
static int RTTI;
protected:
void paint( TQPainter * );
private: // Disabled copy constructor and operator=
#if defined(TQ_DISABLE_COPY)
TQListBoxText( const TQListBoxText & );
TQListBoxText &operator=( const TQListBoxText & );
#endif
};
class Q_EXPORT TQListBoxPixmap : public TQListBoxItem
{
public:
TQListBoxPixmap( TQListBox* listbox, const TQPixmap & );
TQListBoxPixmap( const TQPixmap & );
TQListBoxPixmap( TQListBox* listbox, const TQPixmap & pix, TQListBoxItem *after );
TQListBoxPixmap( TQListBox* listbox, const TQPixmap &, const TQString& );
TQListBoxPixmap( const TQPixmap &, const TQString& );
TQListBoxPixmap( TQListBox* listbox, const TQPixmap & pix, const TQString&, TQListBoxItem *after );
~TQListBoxPixmap();
const TQPixmap *pixmap() const { return ± }
int height( const TQListBox * ) const;
int width( const TQListBox * ) const;
int rtti() const;
static int RTTI;
protected:
void paint( TQPainter * );
private:
TQPixmap pm;
private: // Disabled copy constructor and operator=
#if defined(TQ_DISABLE_COPY)
TQListBoxPixmap( const TQListBoxPixmap & );
TQListBoxPixmap &operator=( const TQListBoxPixmap & );
#endif
};
#endif // QT_NO_LISTBOX
#endif // TQLISTBOX_H