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<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>qlistbox.h</h1>
<p>This is the verbatim text of the qlistbox.h include file. It is provided only for illustration; the copyright remains with Trolltech.
<hr>
<pre>
/**********************************************************************
** $Id: qt/qlistbox.h 3.3.8 edited Jan 11 14:38 $
**
** Definition of QListBox widget class
**
** Created : 941121
**
** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
**
** This file is part of the widgets module of the Qt 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 Qt 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.QPL
** included in the packaging of this file. Licensees holding valid Qt
** Commercial licenses may use this file in accordance with the Qt
** 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 QLISTBOX_H
#define QLISTBOX_H
#ifndef QT_H
#include "qscrollview.h"
#include "qpixmap.h"
#endif // QT_H
#ifndef QT_NO_LISTBOX
class QListBoxPrivate;
class QListBoxItem;
class QString;
class QStrList;
class QStringList;
class Q_EXPORT QListBox : public QScrollView
{
friend class QListBoxItem;
friend class QListBoxPrivate;
Q_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( QString 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:
QListBox( QWidget* parent=0, const char* name=0, WFlags f=0 );
~QListBox();
virtual void setFont( const QFont & );
uint count() const;
void insertStringList( const QStringList&, int index=-1 );
void insertStrList( const QStrList *, int index=-1 );
void insertStrList( const QStrList &, int index=-1 );
void insertStrList( const char **,
int numStrings=-1, int index=-1 );
void insertItem( const QListBoxItem *, int index=-1 );
void insertItem( const QListBoxItem *, const QListBoxItem *after );
void insertItem( const QString &text, int index=-1 );
void insertItem( const QPixmap &pixmap, int index=-1 );
void insertItem( const QPixmap &pixmap, const QString &text, int index=-1 );
void removeItem( int index );
QString text( int index ) const;
const QPixmap *pixmap( int index ) const;
void changeItem( const QListBoxItem *, int index );
void changeItem( const QString &text, int index );
void changeItem( const QPixmap &pixmap, int index );
void changeItem( const QPixmap &pixmap, const QString &text, int index );
void takeItem( const QListBoxItem * );
int numItemsVisible() const;
int currentItem() const;
QString currentText() const { return text(currentItem()); }
virtual void setCurrentItem( int index );
virtual void setCurrentItem( QListBoxItem * );
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( QListBoxItem *, bool );
void setSelected( int, bool );
bool isSelected( int ) const;
bool isSelected( const QListBoxItem * ) const;
QListBoxItem* selectedItem() const;
QSize sizeHint() const;
QSize minimumSizeHint() const;
QListBoxItem *item( int index ) const;
int index( const QListBoxItem * ) const;
QListBoxItem *findItem( const QString &text, ComparisonFlags compare = BeginsWith ) const;
void triggerUpdate( bool doLayout );
bool itemVisible( int index );
bool itemVisible( const QListBoxItem * );
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( QPaintEvent * );
#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 QListBoxItem * );
int inSort( const QString& 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;
QListBoxItem * itemAt( const QPoint & ) const;
QRect itemRect( QListBoxItem *item ) const;
QListBoxItem *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 QString &);
void selected( const QString &);
void highlighted( QListBoxItem * );
void selected( QListBoxItem * );
void selectionChanged();
void selectionChanged( QListBoxItem * );
void currentChanged( QListBoxItem * );
void clicked( QListBoxItem * );
void clicked( QListBoxItem *, const QPoint & );
void pressed( QListBoxItem * );
void pressed( QListBoxItem *, const QPoint & );
void doubleClicked( QListBoxItem * );
void returnPressed( QListBoxItem * );
void rightButtonClicked( QListBoxItem *, const QPoint & );
void rightButtonPressed( QListBoxItem *, const QPoint & );
void mouseButtonPressed( int, QListBoxItem*, const QPoint& );
void mouseButtonClicked( int, QListBoxItem*, const QPoint& );
void contextMenuRequested( QListBoxItem *, const QPoint & );
void onItem( QListBoxItem *item );
void onViewport();
protected:
void mousePressEvent( QMouseEvent * );
void mouseReleaseEvent( QMouseEvent * );
void mouseDoubleClickEvent( QMouseEvent * );
void mouseMoveEvent( QMouseEvent * );
void contentsContextMenuEvent( QContextMenuEvent * );
void keyPressEvent( QKeyEvent *e );
void focusInEvent( QFocusEvent *e );
void focusOutEvent( QFocusEvent *e );
void resizeEvent( QResizeEvent * );
void showEvent( QShowEvent * );
bool eventFilter( QObject *o, QEvent *e );
void updateItem( int index );
void updateItem( QListBoxItem * );
#ifndef QT_NO_COMPAT
void updateCellWidth() { }
int totalWidth() const { return contentsWidth(); }
int totalHeight() const { return contentsHeight(); }
#endif
virtual void paintCell( QPainter *, 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(QPoint(0,yPos)) ); }
#endif
protected slots:
void clearInputString();
private slots:
void refreshSlot();
void doAutoScroll();
void adjustItems();
private:
void mousePressEventEx( QMouseEvent * );
void tryGeometry( int, int ) const;
int currentRow() const;
int currentColumn() const;
void updateSelection();
void repaintSelection();
void drawRubber();
void doRubberSelection( const QRect &old, const QRect &rubber );
void handleItemChange( QListBoxItem *old, bool shift, bool control );
void selectRange( QListBoxItem *from, QListBoxItem *to, bool invert, bool includeFirst, bool clearSel = FALSE );
void emitChangedSignal( bool );
int columnAt( int ) const;
int rowAt( int ) const;
QListBoxPrivate * d;
static QListBox * changedListBox;
private: // Disabled copy constructor and operator=
#if defined(Q_DISABLE_COPY)
QListBox( const QListBox & );
QListBox &operator=( const QListBox & );
#endif
};
class Q_EXPORT QListBoxItem
{
public:
QListBoxItem( QListBox* listbox = 0 );
QListBoxItem( QListBox* listbox, QListBoxItem *after );
virtual ~QListBoxItem();
virtual QString text() const;
virtual const QPixmap *pixmap() const;
virtual int height( const QListBox * ) const;
virtual int width( const QListBox * ) const;
bool isSelected() const { return s; }
bool isCurrent() const;
#ifndef QT_NO_COMPAT
bool selected() const { return isSelected(); }
bool current() const { return isCurrent(); }
#endif
QListBox *listBox() const;
void setSelectable( bool b );
bool isSelectable() const;
QListBoxItem *next() const;
QListBoxItem *prev() const;
virtual int rtti() const;
static int RTTI;
protected:
virtual void paint( QPainter * ) = 0;
virtual void setText( const QString &text ) { txt = text; }
void setCustomHighlighting( bool );
private:
QString txt;
uint s:1;
uint dirty:1;
uint custom_highlight : 1;
int x, y;
QListBoxItem * p, * n;
QListBox* lbox;
friend class QListBox;
friend class QListBoxPrivate;
friend class QComboBox;
friend class QComboBoxPopupItem;
private: // Disabled copy constructor and operator=
#if defined(Q_DISABLE_COPY)
QListBoxItem( const QListBoxItem & );
QListBoxItem &operator=( const QListBoxItem & );
#endif
};
class Q_EXPORT QListBoxText : public QListBoxItem
{
public:
QListBoxText( QListBox* listbox, const QString & text=QString::null );
QListBoxText( const QString & text=QString::null );
QListBoxText( QListBox* listbox, const QString & text, QListBoxItem *after );
~QListBoxText();
int height( const QListBox * ) const;
int width( const QListBox * ) const;
int rtti() const;
static int RTTI;
protected:
void paint( QPainter * );
private: // Disabled copy constructor and operator=
#if defined(Q_DISABLE_COPY)
QListBoxText( const QListBoxText & );
QListBoxText &operator=( const QListBoxText & );
#endif
};
class Q_EXPORT QListBoxPixmap : public QListBoxItem
{
public:
QListBoxPixmap( QListBox* listbox, const QPixmap & );
QListBoxPixmap( const QPixmap & );
QListBoxPixmap( QListBox* listbox, const QPixmap & pix, QListBoxItem *after );
QListBoxPixmap( QListBox* listbox, const QPixmap &, const QString& );
QListBoxPixmap( const QPixmap &, const QString& );
QListBoxPixmap( QListBox* listbox, const QPixmap & pix, const QString&, QListBoxItem *after );
~QListBoxPixmap();
const QPixmap *pixmap() const { return &pm; }
int height( const QListBox * ) const;
int width( const QListBox * ) const;
int rtti() const;
static int RTTI;
protected:
void paint( QPainter * );
private:
QPixmap pm;
private: // Disabled copy constructor and operator=
#if defined(Q_DISABLE_COPY)
QListBoxPixmap( const QListBoxPixmap & );
QListBoxPixmap &operator=( const QListBoxPixmap & );
#endif
};
#endif // QT_NO_LISTBOX
#endif // QLISTBOX_H
</pre>
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