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This is the verbatim text of the qlistview.h include file. It is provided only for illustration; the copyright remains with Trolltech.
/****************************************************************************
** $Id: qt/qlistview.h 3.1.2 edited Jan 16 18:18 $
**
** Definition of QListView widget class
**
** Created : 970809
**
** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.
**
** This file is part of the widgets module of the Qt GUI Toolkit.
**
** This file may be distributed under the terms of the Q Public License
** as defined by Trolltech AS of Norway and appearing in the file
** LICENSE.QPL included in the packaging of this file.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
** 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
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
** information about Qt Commercial License Agreements.
** See http://www.trolltech.com/qpl/ for QPL licensing information.
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
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**********************************************************************/
#ifndef QLISTVIEW_H
#define QLISTVIEW_H
#ifndef QT_H
#include "qscrollview.h"
#endif // QT_H
#ifndef QT_NO_LISTVIEW
class QPixmap;
class QFont;
class QHeader;
class QIconSet;
class QListView;
struct QListViewPrivate;
struct QCheckListItemPrivate;
class QListViewItemIterator;
class QDragObject;
class QMimeSource;
class QLineEdit;
class QListViewToolTip;
class Q_EXPORT QListViewItem : public Qt
{
friend class QListViewItemIterator;
friend class QListViewToolTip;
#if defined(Q_CC_MSVC)
friend class QListViewItem;
#endif
public:
QListViewItem( QListView * parent );
QListViewItem( QListViewItem * parent );
QListViewItem( QListView * parent, QListViewItem * after );
QListViewItem( QListViewItem * parent, QListViewItem * after );
QListViewItem( QListView * parent,
QString, QString = QString::null,
QString = QString::null, QString = QString::null,
QString = QString::null, QString = QString::null,
QString = QString::null, QString = QString::null );
QListViewItem( QListViewItem * parent,
QString, QString = QString::null,
QString = QString::null, QString = QString::null,
QString = QString::null, QString = QString::null,
QString = QString::null, QString = QString::null );
QListViewItem( QListView * parent, QListViewItem * after,
QString, QString = QString::null,
QString = QString::null, QString = QString::null,
QString = QString::null, QString = QString::null,
QString = QString::null, QString = QString::null );
QListViewItem( QListViewItem * parent, QListViewItem * after,
QString, QString = QString::null,
QString = QString::null, QString = QString::null,
QString = QString::null, QString = QString::null,
QString = QString::null, QString = QString::null );
virtual ~QListViewItem();
virtual void insertItem( QListViewItem * );
virtual void takeItem( QListViewItem * );
virtual void removeItem( QListViewItem *item ) { takeItem( item ); } //obsolete, use takeItem instead
int height() const;
virtual void invalidateHeight();
int totalHeight() const;
virtual int width( const QFontMetrics&,
const QListView*, int column) const;
void widthChanged(int column=-1) const;
int depth() const;
virtual void setText( int, const QString &);
virtual QString text( int ) const;
virtual void setPixmap( int, const QPixmap & );
virtual const QPixmap * pixmap( int ) const;
virtual QString key( int, bool ) const;
virtual int compare( QListViewItem *i, int col, bool ) const;
virtual void sortChildItems( int, bool );
int childCount() const { return nChildren; }
bool isOpen() const { return open; }
virtual void setOpen( bool );
virtual void setup();
virtual void setSelected( bool );
bool isSelected() const { return selected; }
virtual void paintCell( QPainter *, const QColorGroup & cg,
int column, int width, int alignment );
virtual void paintBranches( QPainter * p, const QColorGroup & cg,
int w, int y, int h );
virtual void paintFocus( QPainter *, const QColorGroup & cg,
const QRect & r );
QListViewItem * firstChild() const;
QListViewItem * nextSibling() const { return siblingItem; }
QListViewItem * parent() const;
QListViewItem * itemAbove();
QListViewItem * itemBelow();
int itemPos() const;
QListView *listView() const;
virtual void setSelectable( bool enable );
bool isSelectable() const { return selectable && enabled; }
virtual void setExpandable( bool );
bool isExpandable() const { return expandable; }
void repaint() const;
virtual void sort();
void moveItem( QListViewItem *after );
virtual void setDragEnabled( bool allow );
virtual void setDropEnabled( bool allow );
bool dragEnabled() const;
bool dropEnabled() const;
virtual bool acceptDrop( const QMimeSource *mime ) const;
void setVisible( bool b );
bool isVisible() const;
virtual void setRenameEnabled( int col, bool b );
bool renameEnabled( int col ) const;
virtual void startRename( int col );
virtual void setEnabled( bool b );
bool isEnabled() const;
virtual int rtti() const;
static int RTTI;
virtual void setMultiLinesEnabled( bool b );
bool multiLinesEnabled() const;
protected:
virtual void enforceSortOrder() const;
virtual void setHeight( int );
virtual void activate();
bool activatedPos( QPoint & );
#ifndef QT_NO_DRAGANDDROP
virtual void dropped( QDropEvent *e );
#endif
virtual void dragEntered();
virtual void dragLeft();
virtual void okRename( int col );
virtual void cancelRename( int col );
void ignoreDoubleClick();
private:
void init();
void moveToJustAfter( QListViewItem * );
void enforceSortOrderBackToRoot();
void removeRenameBox();
int ownHeight;
int maybeTotalHeight;
int nChildren;
uint lsc: 14;
uint lso: 1;
uint open : 1;
uint selected : 1;
uint selectable: 1;
uint configured: 1;
uint expandable: 1;
uint is_root: 1;
uint allow_drag : 1;
uint allow_drop : 1;
uint visible : 1;
uint enabled : 1;
uint mlenabled : 1;
QListViewItem * parentItem;
QListViewItem * siblingItem;
QListViewItem * childItem;
QLineEdit *renameBox;
int renameCol;
void * columns;
friend class QListView;
};
class QCheckListItem;
class Q_EXPORT QListView: public QScrollView
{
friend class QListViewItemIterator;
friend class QListViewItem;
friend class QCheckListItem;
friend class QListViewToolTip;
Q_OBJECT
Q_ENUMS( SelectionMode ResizeMode RenameAction )
Q_PROPERTY( int columns READ columns )
Q_PROPERTY( bool multiSelection READ isMultiSelection WRITE setMultiSelection DESIGNABLE false )
Q_PROPERTY( SelectionMode selectionMode READ selectionMode WRITE setSelectionMode )
Q_PROPERTY( int childCount READ childCount )
Q_PROPERTY( bool allColumnsShowFocus READ allColumnsShowFocus WRITE setAllColumnsShowFocus )
Q_PROPERTY( bool showSortIndicator READ showSortIndicator WRITE setShowSortIndicator )
Q_PROPERTY( int itemMargin READ itemMargin WRITE setItemMargin )
Q_PROPERTY( bool rootIsDecorated READ rootIsDecorated WRITE setRootIsDecorated )
Q_PROPERTY( bool showToolTips READ showToolTips WRITE setShowToolTips )
Q_PROPERTY( ResizeMode resizeMode READ resizeMode WRITE setResizeMode )
Q_PROPERTY( int treeStepSize READ treeStepSize WRITE setTreeStepSize )
Q_PROPERTY( RenameAction defaultRenameAction READ defaultRenameAction WRITE setDefaultRenameAction )
public:
QListView( QWidget* parent=0, const char* name=0, WFlags f = 0 );
~QListView();
int treeStepSize() const;
virtual void setTreeStepSize( int );
virtual void insertItem( QListViewItem * );
virtual void takeItem( QListViewItem * );
virtual void removeItem( QListViewItem *item ) { takeItem( item ); } // obsolete, use takeItem instead
QHeader * header() const;
virtual int addColumn( const QString &label, int size = -1);
virtual int addColumn( const QIconSet& iconset, const QString &label, int size = -1);
virtual void removeColumn( int index );
virtual void setColumnText( int column, const QString &label );
virtual void setColumnText( int column, const QIconSet& iconset, const QString &label );
QString columnText( int column ) const;
virtual void setColumnWidth( int column, int width );
int columnWidth( int column ) const;
enum WidthMode { Manual, Maximum };
virtual void setColumnWidthMode( int column, WidthMode );
WidthMode columnWidthMode( int column ) const;
int columns() const;
virtual void setColumnAlignment( int, int );
int columnAlignment( int ) const;
void show();
QListViewItem * itemAt( const QPoint & screenPos ) const;
QRect itemRect( const QListViewItem * ) const;
int itemPos( const QListViewItem * );
void ensureItemVisible( const QListViewItem * );
void repaintItem( const QListViewItem * ) const;
virtual void setMultiSelection( bool enable );
bool isMultiSelection() const;
enum SelectionMode { Single, Multi, Extended, NoSelection };
void setSelectionMode( SelectionMode mode );
SelectionMode selectionMode() const;
virtual void clearSelection();
virtual void setSelected( QListViewItem *, bool );
bool isSelected( const QListViewItem * ) const;
QListViewItem * selectedItem() const;
virtual void setOpen( QListViewItem *, bool );
bool isOpen( const QListViewItem * ) const;
virtual void setCurrentItem( QListViewItem * );
QListViewItem * currentItem() const;
QListViewItem * firstChild() const;
QListViewItem * lastItem() const;
int childCount() const;
virtual void setAllColumnsShowFocus( bool );
bool allColumnsShowFocus() const;
virtual void setItemMargin( int );
int itemMargin() const;
virtual void setRootIsDecorated( bool );
bool rootIsDecorated() const;
virtual void setSorting( int column, bool ascending = TRUE );
int sortColumn() const;
virtual void sort();
virtual void setFont( const QFont & );
virtual void setPalette( const QPalette & );
bool eventFilter( QObject * o, QEvent * );
QSize sizeHint() const;
QSize minimumSizeHint() const;
virtual void setShowSortIndicator( bool show );
bool showSortIndicator() const;
virtual void setShowToolTips( bool b );
bool showToolTips() const;
enum ResizeMode { NoColumn, AllColumns, LastColumn };
virtual void setResizeMode( ResizeMode m );
ResizeMode resizeMode() const;
QListViewItem * findItem( const QString& text, int column, ComparisonFlags compare = ExactMatch | CaseSensitive ) const;
enum RenameAction { Accept, Reject };
virtual void setDefaultRenameAction( RenameAction a );
RenameAction defaultRenameAction() const;
bool isRenaming() const;
public slots:
virtual void clear();
virtual void invertSelection();
virtual void selectAll( bool select );
void triggerUpdate();
void setContentsPos( int x, int y );
signals:
void selectionChanged();
void selectionChanged( QListViewItem * );
void currentChanged( QListViewItem * );
void clicked( QListViewItem * );
void clicked( QListViewItem *, const QPoint &, int );
void pressed( QListViewItem * );
void pressed( QListViewItem *, const QPoint &, int );
void doubleClicked( QListViewItem * );
void returnPressed( QListViewItem * );
void spacePressed( QListViewItem * );
void rightButtonClicked( QListViewItem *, const QPoint&, int );
void rightButtonPressed( QListViewItem *, const QPoint&, int );
void mouseButtonPressed( int, QListViewItem *, const QPoint& , int );
void mouseButtonClicked( int, QListViewItem *, const QPoint&, int );
void contextMenuRequested( QListViewItem *, const QPoint &, int );
void onItem( QListViewItem *item );
void onViewport();
void expanded( QListViewItem *item );
void collapsed( QListViewItem *item );
#ifndef QT_NO_DRAGANDDROP
void dropped( QDropEvent *e );
#endif
void itemRenamed( QListViewItem *item, int col, const QString & );
void itemRenamed( QListViewItem *item, int col );
protected:
void contentsMousePressEvent( QMouseEvent * e );
void contentsMouseReleaseEvent( QMouseEvent * e );
void contentsMouseMoveEvent( QMouseEvent * e );
void contentsMouseDoubleClickEvent( QMouseEvent * e );
void contentsContextMenuEvent( QContextMenuEvent * e );
#ifndef QT_NO_DRAGANDDROP
void contentsDragEnterEvent( QDragEnterEvent *e );
void contentsDragMoveEvent( QDragMoveEvent *e );
void contentsDragLeaveEvent( QDragLeaveEvent *e );
void contentsDropEvent( QDropEvent *e );
virtual QDragObject *dragObject();
virtual void startDrag();
#endif
void focusInEvent( QFocusEvent * e );
void focusOutEvent( QFocusEvent * e );
void keyPressEvent( QKeyEvent *e );
void resizeEvent( QResizeEvent *e );
void viewportResizeEvent( QResizeEvent *e );
void showEvent( QShowEvent * );
void drawContentsOffset( QPainter *, int ox, int oy,
int cx, int cy, int cw, int ch );
virtual void paintEmptyArea( QPainter *, const QRect & );
void styleChange( QStyle& );
void windowActivationChange( bool );
protected slots:
void updateContents();
void doAutoScroll();
private slots:
void changeSortColumn( int );
void updateDirtyItems();
void makeVisible();
void handleSizeChange( int, int, int );
void startRename();
private:
void contentsMousePressEventEx( QMouseEvent * e );
void contentsMouseReleaseEventEx( QMouseEvent * e );
void init();
void updateGeometries();
void buildDrawableList() const;
void reconfigureItems();
void widthChanged(const QListViewItem*, int c);
void handleItemChange( QListViewItem *old, bool shift, bool control );
void selectRange( QListViewItem *from, QListViewItem *to, bool invert, bool includeFirst, bool clearSel = FALSE );
bool selectRange( QListViewItem *newItem, QListViewItem *oldItem, QListViewItem *anchorItem );
bool clearRange( QListViewItem *from, QListViewItem *to, bool includeFirst = TRUE );
void doAutoScroll( const QPoint &cursorPos );
QListViewPrivate * d;
private: // Disabled copy constructor and operator=
#if defined(Q_DISABLE_COPY)
QListView( const QListView & );
QListView &operator=( const QListView & );
#endif
};
class Q_EXPORT QCheckListItem : public QListViewItem
{
public:
enum Type { RadioButton, CheckBox, Controller };
QCheckListItem( QCheckListItem *parent, const QString &text,
Type = Controller );
QCheckListItem( QCheckListItem *parent, QListViewItem *after,
const QString &text, Type = Controller );
QCheckListItem( QListViewItem *parent, const QString &text,
Type = Controller );
QCheckListItem( QListViewItem *parent, QListViewItem *after,
const QString &text, Type = Controller );
QCheckListItem( QListView *parent, const QString &text,
Type = Controller );
QCheckListItem( QListView *parent, QListViewItem *after,
const QString &text, Type = Controller );
QCheckListItem( QListViewItem *parent, const QString &text,
const QPixmap & );
QCheckListItem( QListView *parent, const QString &text,
const QPixmap & );
~QCheckListItem();
void paintCell( QPainter *, const QColorGroup & cg,
int column, int width, int alignment );
virtual void paintFocus( QPainter *, const QColorGroup & cg,
const QRect & r );
int width( const QFontMetrics&, const QListView*, int column) const;
void setup();
virtual void setOn( bool );
bool isOn() const { return on; }
Type type() const { return myType; }
QString text() const { return QListViewItem::text( 0 ); }
QString text( int n ) const { return QListViewItem::text( n ); }
int rtti() const;
static int RTTI;
protected:
void activate();
void turnOffChild();
virtual void stateChange( bool );
private:
void init();
Type myType;
bool on;
QCheckListItem *exclusive;
};
class Q_EXPORT QListViewItemIterator
{
friend struct QListViewPrivate;
friend class QListView;
friend class QListViewItem;
public:
QListViewItemIterator();
QListViewItemIterator( QListViewItem *item );
QListViewItemIterator( const QListViewItemIterator &it );
QListViewItemIterator( QListView *lv );
QListViewItemIterator &operator=( const QListViewItemIterator &it );
~QListViewItemIterator();
QListViewItemIterator &operator++();
const QListViewItemIterator operator++( int );
QListViewItemIterator &operator+=( int j );
QListViewItemIterator &operator--();
const QListViewItemIterator operator--( int );
QListViewItemIterator &operator-=( int j );
QListViewItem* operator*();
QListViewItem *current() const;
protected:
QListViewItem *curr;
QListView *listView;
private:
void addToListView();
void currentRemoved();
};
#endif // QT_NO_LISTVIEW
#endif // QLISTVIEW_H
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