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+/****************************************************************************
+**
+** Definition of TQIconView widget class
+**
+** Created : 990707
+**
+** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
+**
+** This file is part of the iconview 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 TQICONVIEW_H
+#define TQICONVIEW_H
+
+#ifndef QT_H
+#include "ntqscrollview.h"
+#include "ntqstring.h"
+#include "ntqrect.h"
+#include "ntqpoint.h"
+#include "ntqsize.h"
+#include "ntqfont.h" // TQString->TQFont conversion
+#include "ntqdragobject.h"
+#include "ntqbitmap.h"
+#include "ntqpicture.h"
+#endif // QT_H
+
+#ifndef QT_NO_ICONVIEW
+
+#if !defined( QT_MODULE_ICONVIEW ) || defined( QT_INTERNAL_ICONVIEW )
+#define TQM_EXPORT_ICONVIEW
+#else
+#define TQM_EXPORT_ICONVIEW Q_EXPORT
+#endif
+
+class TQIconView;
+class TQPainter;
+class TQMimeSource;
+class TQMouseEvent;
+class TQDragEnterEvent;
+class TQDragMoveEvent;
+class TQDragLeaveEvent;
+class TQKeyEvent;
+class TQFocusEvent;
+class TQShowEvent;
+class TQIconViewItem;
+class TQIconViewItemLineEdit;
+class TQStringList;
+class TQIconDragPrivate;
+
+#ifndef QT_NO_DRAGANDDROP
+
+class TQM_EXPORT_ICONVIEW TQIconDragItem
+{
+public:
+ TQIconDragItem();
+ virtual ~TQIconDragItem();
+ virtual TQByteArray data() const;
+ virtual void setData( const TQByteArray &d );
+ bool operator== ( const TQIconDragItem& ) const;
+
+private:
+ TQByteArray ba;
+
+};
+
+class TQM_EXPORT_ICONVIEW TQIconDrag : public TQDragObject
+{
+ Q_OBJECT
+public:
+ TQIconDrag( TQWidget * dragSource, const char* name = 0 );
+ virtual ~TQIconDrag();
+
+ void append( const TQIconDragItem &item, const TQRect &pr, const TQRect &tr );
+
+ virtual const char* format( int i ) const;
+ static bool canDecode( TQMimeSource* e );
+ virtual TQByteArray encodedData( const char* mime ) const;
+
+private:
+ TQIconDragPrivate *d;
+ TQChar endMark;
+
+ friend class TQIconView;
+ friend class TQIconViewPrivate;
+#if defined(Q_DISABLE_COPY) // Disabled copy constructor and operator=
+ TQIconDrag( const TQIconDrag & );
+ TQIconDrag &operator=( const TQIconDrag & );
+#endif
+};
+
+#endif
+
+class TQIconViewToolTip;
+class TQIconViewItemPrivate;
+
+class TQM_EXPORT_ICONVIEW TQIconViewItem : public TQt
+{
+ friend class TQIconView;
+ friend class TQIconViewToolTip;
+ friend class TQIconViewItemLineEdit;
+
+public:
+ TQIconViewItem( TQIconView *parent );
+ TQIconViewItem( TQIconView *parent, TQIconViewItem *after );
+ TQIconViewItem( TQIconView *parent, const TQString &text );
+ TQIconViewItem( TQIconView *parent, TQIconViewItem *after, const TQString &text );
+ TQIconViewItem( TQIconView *parent, const TQString &text, const TQPixmap &icon );
+ TQIconViewItem( TQIconView *parent, TQIconViewItem *after, const TQString &text, const TQPixmap &icon );
+#ifndef QT_NO_PICTURE
+ TQIconViewItem( TQIconView *parent, const TQString &text, const TQPicture &picture );
+ TQIconViewItem( TQIconView *parent, TQIconViewItem *after, const TQString &text, const TQPicture &picture );
+#endif
+ virtual ~TQIconViewItem();
+
+ virtual void setRenameEnabled( bool allow );
+ virtual void setDragEnabled( bool allow );
+ virtual void setDropEnabled( bool allow );
+
+ virtual TQString text() const;
+ virtual TQPixmap *pixmap() const;
+#ifndef QT_NO_PICTURE
+ virtual TQPicture *picture() const;
+#endif
+ virtual TQString key() const;
+
+ bool renameEnabled() const;
+ bool dragEnabled() const;
+ bool dropEnabled() const;
+
+ TQIconView *iconView() const;
+ TQIconViewItem *prevItem() const;
+ TQIconViewItem *nextItem() const;
+
+ int index() const;
+
+ virtual void setSelected( bool s, bool cb );
+ virtual void setSelected( bool s );
+ virtual void setSelectable( bool s );
+
+ bool isSelected() const;
+ bool isSelectable() const;
+
+ void setVisible( bool b );
+ bool isVisible() const;
+
+ virtual void repaint();
+
+ virtual bool move( int x, int y );
+ virtual void moveBy( int dx, int dy );
+ virtual bool move( const TQPoint &pnt );
+ virtual void moveBy( const TQPoint &pnt );
+
+ TQRect rect() const;
+ int x() const;
+ int y() const;
+ int width() const;
+ int height() const;
+ TQSize size() const;
+ TQPoint pos() const;
+ TQRect textRect( bool relative = TRUE ) const;
+ TQRect pixmapRect( bool relative = TRUE ) const;
+ bool contains( const TQPoint& pnt ) const;
+ bool intersects( const TQRect& r ) const;
+
+ virtual bool acceptDrop( const TQMimeSource *mime ) const;
+
+#ifndef QT_NO_TEXTEDIT
+ void rename();
+#endif
+
+ virtual int compare( TQIconViewItem *i ) const;
+
+ virtual void setText( const TQString &text );
+ virtual void setPixmap( const TQPixmap &icon );
+#ifndef QT_NO_PICTURE
+ virtual void setPicture( const TQPicture &icon );
+#endif
+ virtual void setText( const TQString &text, bool recalc, bool redraw = TRUE );
+ virtual void setPixmap( const TQPixmap &icon, bool recalc, bool redraw = TRUE );
+ virtual void setKey( const TQString &k );
+
+ virtual int rtti() const;
+ static int RTTI;
+
+protected:
+#ifndef QT_NO_TEXTEDIT
+ virtual void removeRenameBox();
+#endif
+ virtual void calcRect( const TQString &text_ = TQString::null );
+ virtual void paintItem( TQPainter *p, const TQColorGroup &cg );
+ virtual void paintFocus( TQPainter *p, const TQColorGroup &cg );
+#ifndef QT_NO_DRAGANDDROP
+ virtual void dropped( TQDropEvent *e, const TQValueList<TQIconDragItem> &lst );
+#endif
+ virtual void dragEntered();
+ virtual void dragLeft();
+ void setItemRect( const TQRect &r );
+ void setTextRect( const TQRect &r );
+ void setPixmapRect( const TQRect &r );
+ void calcTmpText();
+ TQString tempText() const;
+
+private:
+ void init( TQIconViewItem *after = 0
+#ifndef QT_NO_PICTURE
+ , TQPicture *pic = 0
+#endif
+ );
+#ifndef QT_NO_TEXTEDIT
+ void renameItem();
+ void cancelRenameItem();
+#endif
+ void checkRect();
+
+ TQIconView *view;
+ TQString itemText, itemKey;
+ TQString tmpText;
+ TQPixmap *itemIcon;
+#ifndef QT_NO_PICTURE
+ TQPicture *itemPic;
+#endif
+ TQIconViewItem *prev, *next;
+ uint allow_rename : 1;
+ uint allow_drag : 1;
+ uint allow_drop : 1;
+ uint visible : 1;
+ uint selected : 1;
+ uint selectable : 1;
+ uint dirty : 1;
+ uint wordWrapDirty : 1;
+ TQRect itemRect, itemTextRect, itemIconRect;
+#ifndef QT_NO_TEXTEDIT
+ TQIconViewItemLineEdit *renameBox;
+#endif
+ TQRect oldRect;
+
+ TQIconViewItemPrivate *d;
+
+};
+
+class TQIconViewPrivate; /* don't touch */
+
+class TQM_EXPORT_ICONVIEW TQIconView : public TQScrollView
+{
+ friend class TQIconViewItem;
+ friend class TQIconViewPrivate;
+ friend class TQIconViewToolTip;
+
+ Q_OBJECT
+ // #### sorting and sort direction do not work
+ Q_ENUMS( SelectionMode ItemTextPos Arrangement ResizeMode )
+ Q_PROPERTY( bool sorting READ sorting )
+ Q_PROPERTY( bool sortDirection READ sortDirection )
+ Q_PROPERTY( SelectionMode selectionMode READ selectionMode WRITE setSelectionMode )
+ Q_PROPERTY( int gridX READ gridX WRITE setGridX )
+ Q_PROPERTY( int gridY READ gridY WRITE setGridY )
+ Q_PROPERTY( int spacing READ spacing WRITE setSpacing )
+ Q_PROPERTY( ItemTextPos itemTextPos READ itemTextPos WRITE setItemTextPos )
+ Q_PROPERTY( TQBrush itemTextBackground READ itemTextBackground WRITE setItemTextBackground )
+ Q_PROPERTY( Arrangement arrangement READ arrangement WRITE setArrangement )
+ Q_PROPERTY( ResizeMode resizeMode READ resizeMode WRITE setResizeMode )
+ Q_PROPERTY( int maxItemWidth READ maxItemWidth WRITE setMaxItemWidth )
+ Q_PROPERTY( int maxItemTextLength READ maxItemTextLength WRITE setMaxItemTextLength )
+ Q_PROPERTY( bool autoArrange READ autoArrange WRITE setAutoArrange )
+ Q_PROPERTY( bool itemsMovable READ itemsMovable WRITE setItemsMovable )
+ Q_PROPERTY( bool wordWrapIconText READ wordWrapIconText WRITE setWordWrapIconText )
+ Q_PROPERTY( bool showToolTips READ showToolTips WRITE setShowToolTips )
+ Q_PROPERTY( uint count READ count )
+
+public:
+ enum SelectionMode {
+ Single = 0,
+ Multi,
+ Extended,
+ NoSelection
+ };
+ enum Arrangement {
+ LeftToRight = 0,
+ TopToBottom
+ };
+ enum ResizeMode {
+ Fixed = 0,
+ Adjust
+ };
+ enum ItemTextPos {
+ Bottom = 0,
+ Right
+ };
+
+ TQIconView( TQWidget* parent=0, const char* name=0, WFlags f = 0 );
+ virtual ~TQIconView();
+
+ virtual void insertItem( TQIconViewItem *item, TQIconViewItem *after = 0L );
+ virtual void takeItem( TQIconViewItem *item );
+
+ int index( const TQIconViewItem *item ) const;
+
+ TQIconViewItem *firstItem() const;
+ TQIconViewItem *lastItem() const;
+ TQIconViewItem *currentItem() const;
+ virtual void setCurrentItem( TQIconViewItem *item );
+ virtual void setSelected( TQIconViewItem *item, bool s, bool cb = FALSE );
+
+ uint count() const;
+
+public:
+ virtual void showEvent( TQShowEvent * );
+
+ virtual void setSelectionMode( SelectionMode m );
+ SelectionMode selectionMode() const;
+
+ TQIconViewItem *findItem( const TQPoint &pos ) const;
+ TQIconViewItem *findItem( const TQString &text, ComparisonFlags compare = BeginsWith ) const;
+ virtual void selectAll( bool select );
+ virtual void clearSelection();
+ virtual void invertSelection();
+
+ virtual void repaintItem( TQIconViewItem *item );
+ void repaintSelectedItems();
+
+ void ensureItemVisible( TQIconViewItem *item );
+ TQIconViewItem* findFirstVisibleItem( const TQRect &r ) const;
+ TQIconViewItem* findLastVisibleItem( const TQRect &r ) const;
+
+ virtual void clear();
+
+ virtual void setGridX( int rx );
+ virtual void setGridY( int ry );
+ int gridX() const;
+ int gridY() const;
+ virtual void setSpacing( int sp );
+ int spacing() const;
+ virtual void setItemTextPos( ItemTextPos pos );
+ ItemTextPos itemTextPos() const;
+ virtual void setItemTextBackground( const TQBrush &b );
+ TQBrush itemTextBackground() const;
+ virtual void setArrangement( Arrangement am );
+ Arrangement arrangement() const;
+ virtual void setResizeMode( ResizeMode am );
+ ResizeMode resizeMode() const;
+ virtual void setMaxItemWidth( int w );
+ int maxItemWidth() const;
+ virtual void setMaxItemTextLength( int w );
+ int maxItemTextLength() const;
+ virtual void setAutoArrange( bool b );
+ bool autoArrange() const;
+ virtual void setShowToolTips( bool b );
+ bool showToolTips() const;
+
+ void setSorting( bool sort, bool ascending = TRUE );
+ bool sorting() const;
+ bool sortDirection() const;
+
+ virtual void setItemsMovable( bool b );
+ bool itemsMovable() const;
+ virtual void setWordWrapIconText( bool b );
+ bool wordWrapIconText() const;
+
+ bool eventFilter( TQObject * o, TQEvent * );
+
+ TQSize minimumSizeHint() const;
+ TQSize sizeHint() const;
+
+ virtual void sort( bool ascending = TRUE );
+
+ virtual void setFont( const TQFont & );
+ virtual void setPalette( const TQPalette & );
+
+ bool isRenaming() const;
+
+public slots:
+ virtual void arrangeItemsInGrid( const TQSize &grid, bool update = TRUE );
+ virtual void arrangeItemsInGrid( bool update = TRUE );
+ virtual void setContentsPos( int x, int y );
+ virtual void updateContents();
+
+signals:
+ void selectionChanged();
+ void selectionChanged( TQIconViewItem *item );
+ void currentChanged( TQIconViewItem *item );
+ void clicked( TQIconViewItem * );
+ void clicked( TQIconViewItem *, const TQPoint & );
+ void pressed( TQIconViewItem * );
+ void pressed( TQIconViewItem *, const TQPoint & );
+
+ void doubleClicked( TQIconViewItem *item );
+ void returnPressed( TQIconViewItem *item );
+ void rightButtonClicked( TQIconViewItem* item, const TQPoint& pos );
+ void rightButtonPressed( TQIconViewItem* item, const TQPoint& pos );
+ void mouseButtonPressed( int button, TQIconViewItem* item, const TQPoint& pos );
+ void mouseButtonClicked( int button, TQIconViewItem* item, const TQPoint& pos );
+ void contextMenuRequested( TQIconViewItem* item, const TQPoint &pos );
+
+#ifndef QT_NO_DRAGANDDROP
+ void dropped( TQDropEvent *e, const TQValueList<TQIconDragItem> &lst );
+#endif
+ void moved();
+ void onItem( TQIconViewItem *item );
+ void onViewport();
+ void itemRenamed( TQIconViewItem *item, const TQString & );
+ void itemRenamed( TQIconViewItem *item );
+
+protected slots:
+ virtual void doAutoScroll();
+ virtual void adjustItems();
+ virtual void slotUpdate();
+
+private slots:
+ void movedContents( int dx, int dy );
+
+protected:
+ void drawContents( TQPainter *p, int cx, int cy, int cw, int ch );
+ void contentsMousePressEvent( TQMouseEvent *e );
+ void contentsMouseReleaseEvent( TQMouseEvent *e );
+ void contentsMouseMoveEvent( TQMouseEvent *e );
+ void contentsMouseDoubleClickEvent( TQMouseEvent *e );
+ void contentsContextMenuEvent( TQContextMenuEvent *e );
+
+#ifndef QT_NO_DRAGANDDROP
+ void contentsDragEnterEvent( TQDragEnterEvent *e );
+ void contentsDragMoveEvent( TQDragMoveEvent *e );
+ void contentsDragLeaveEvent( TQDragLeaveEvent *e );
+ void contentsDropEvent( TQDropEvent *e );
+#endif
+
+ void resizeEvent( TQResizeEvent* e );
+ void keyPressEvent( TQKeyEvent *e );
+ void focusInEvent( TQFocusEvent *e );
+ void focusOutEvent( TQFocusEvent *e );
+ void enterEvent( TQEvent *e );
+
+ virtual void drawRubber( TQPainter *p );
+#ifndef QT_NO_DRAGANDDROP
+ virtual TQDragObject *dragObject();
+ virtual void startDrag();
+#endif
+ virtual void insertInGrid( TQIconViewItem *item );
+ virtual void drawBackground( TQPainter *p, const TQRect &r );
+
+ void emitSelectionChanged( TQIconViewItem * i = 0 );
+ void emitRenamed( TQIconViewItem *item );
+
+ TQIconViewItem *makeRowLayout( TQIconViewItem *begin, int &y, bool &changed );
+
+ void styleChange( TQStyle& );
+ void windowActivationChange( bool );
+
+private:
+ void contentsMousePressEventEx( TQMouseEvent *e );
+ virtual void drawDragShapes( const TQPoint &pnt );
+#ifndef QT_NO_DRAGANDDROP
+ virtual void initDragEnter( TQDropEvent *e );
+#endif
+ void drawContents( TQPainter* );
+ TQIconViewItem* findItemByName( TQIconViewItem *start );
+ void handleItemChange( TQIconViewItem *old, bool shift,
+ bool control, bool homeend = FALSE);
+
+ int calcGridNum( int w, int x ) const;
+ TQIconViewItem *rowBegin( TQIconViewItem *item ) const;
+ void updateItemContainer( TQIconViewItem *item );
+ void appendItemContainer();
+ void rebuildContainers();
+ enum Direction {
+ DirUp = 0,
+ DirDown,
+ DirLeft,
+ DirRight
+ };
+ TQIconViewItem* findItem( Direction dir,
+ const TQPoint &relativeTo,
+ const TQRect &searchRect ) const;
+ bool neighbourItem( Direction dir,
+ const TQPoint &relativeTo,
+ const TQIconViewItem *item ) const;
+ TQBitmap mask( TQPixmap *pix ) const;
+
+ TQIconViewPrivate *d;
+
+private: // Disabled copy constructor and operator=
+#if defined(Q_DISABLE_COPY)
+ TQIconView( const TQIconView & );
+ TQIconView& operator=( const TQIconView & );
+#endif
+};
+
+#endif // QT_NO_ICONVIEW
+
+#endif // TQICONVIEW_H