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270 lines
8.9 KiB
270 lines
8.9 KiB
/*
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Copyright (c) 2005 Gábor Lehel <illissius@gmail.com>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#ifndef LAYERLIST_H
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#define LAYERLIST_H
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#include <tqiconset.h>
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#include <klistview.h>
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class TQMouseEvent;
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class TQString;
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class KPopupMenu;
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class LayerItem;
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class LayerFolder;
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template<class T> class TQPtrList;
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class LayerList: public KListView
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{
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Q_OBJECT
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TQ_OBJECT
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public:
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LayerList( TQWidget *parent = 0, const char *name = 0 );
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virtual ~LayerList();
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void addProperty( const TQString &name, const TQString &displayName, const TQIconSet &icon = TQIconSet(),
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bool defaultValue = false, bool validForFolders = true );
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void addProperty( const TQString &name, const TQString &displayName, TQPixmap enabled, TQPixmap disabled,
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bool defaultValue = false, bool validForFolders = true );
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bool foldersCanBeActive() const;
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bool previewsShown() const;
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int itemHeight() const;
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int numRows() const;
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LayerItem *layer( int id ) const;
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LayerItem *folder( int id ) const; //returns 0 if not a folder
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LayerItem *activeLayer() const;
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int activeLayerID() const;
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TQValueList<LayerItem*> selectedLayers() const;
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TQValueList<int> selectedLayerIDs() const;
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void makeFolder( int id );
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bool isFolder( int id ) const;
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TQString displayName( int id ) const;
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bool property( int id, const TQString &name ) const;
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struct MenuItems
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{
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enum { NewLayer = 0, NewFolder, RemoveLayer, LayerProperties, COUNT };
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};
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KPopupMenu *contextMenu() const;
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public slots:
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void setFoldersCanBeActive( bool can );
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void setPreviewsShown( bool show );
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void setItemHeight( int height );
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void setNumRows( int rows ); //how many rows of property icons can fit
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void setActiveLayer( LayerItem *layer );
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void setActiveLayer( int id );
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void setLayerDisplayName( LayerItem *layer, const TQString &displayName );
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void setLayerDisplayName( int id, const TQString &displayName );
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void setLayerProperty( LayerItem *layer, const TQString &name, bool on );
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void setLayerProperty( int id, const TQString &name, bool on );
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void toggleLayerProperty( LayerItem *layer, const TQString &name );
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void toggleLayerProperty( int id, const TQString &name );
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void setLayerPreviewImage( LayerItem *layer, TQImage *image );
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void setLayerPreviewImage( int id, TQImage *image );
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void layerPreviewChanged( LayerItem *layer );
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void layerPreviewChanged( int id );
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LayerItem *addLayer( const TQString &displayName, LayerItem *after = 0, int id = -1 );
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LayerItem *addLayer( const TQString &displayName, int afterID, int id = -1 );
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LayerItem *addLayerToParent( const TQString &displayName, LayerItem *parent, LayerItem *after = 0, int id = -1 );
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LayerItem *addLayerToParent( const TQString &displayName, int parentID, int afterID = -1, int id = -1 );
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void moveLayer( LayerItem *layer, LayerItem *parent, LayerItem *after );
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void moveLayer( int id, int parentID, int afterID );
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void removeLayer( LayerItem *layer );
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void removeLayer( int id );
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signals:
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void activated( LayerItem *layer );
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void activated( int id );
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void displayNameChanged( LayerItem *layer, const TQString &displayName );
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void displayNameChanged( int id, const TQString &displayName );
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void propertyChanged( LayerItem *layer, const TQString &name, bool on );
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void propertyChanged( int id, const TQString &name, bool on );
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void layerMoved( LayerItem *layer, LayerItem *parent, LayerItem *after );
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void layerMoved( int id, int parentID, int afterID );
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void requestNewLayer( LayerItem *parent, LayerItem *after );
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void requestNewLayer( int parentID, int afterID );
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void requestNewFolder( LayerItem *parent, LayerItem *after );
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void requestNewFolder( int parentID, int afterID );
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void requestRemoveLayer( LayerItem *layer );
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void requestRemoveLayer( int id );
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void requestRemoveLayers( TQValueList<LayerItem*> layers );
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void requestRemoveLayers( TQValueList<int> ids );
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void requestLayerProperties( LayerItem *layer );
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void requestLayerProperties( int id );
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public: //convenience
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LayerItem *firstChild() const;
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LayerItem *lastChild() const;
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protected slots:
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virtual void constructMenu( LayerItem *layer );
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virtual void menuActivated( int id, LayerItem *layer );
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private:
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typedef KListView super;
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friend class LayerItem;
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friend class LayerToolTIp;
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class Private;
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Private* const d;
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private slots:
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void slotItemRenamed( TQListViewItem *item, const TQString &text, int col );
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void slotItemMoved( TQPtrList<TQListViewItem>&, TQPtrList<TQListViewItem>&, TQPtrList<TQListViewItem>& );
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void showContextMenu();
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void hideTip();
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void maybeTip();
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public: //reimplemented for internal reasons
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virtual void setCurrentItem( TQListViewItem *i );
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protected:
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virtual void contentsMousePressEvent( TQMouseEvent *e );
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virtual void contentsMouseDoubleClickEvent ( TQMouseEvent *e );
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virtual void findDrop( const TQPoint &pos, TQListViewItem *&parent, TQListViewItem *&after );
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};
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class LayerItem: public KListViewItem
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{
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public:
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LayerItem( const TQString &displayName, LayerList *parent, LayerItem *after = 0, int id = -1 );
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LayerItem( const TQString &displayName, LayerItem *parent, LayerItem *after = 0, int id = -1 );
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virtual ~LayerItem();
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void makeFolder();
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bool isFolder() const;
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// Returns true if this item is the given item or the tree rooted at
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// this item contains the given item.
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bool contains(const LayerItem *item);
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int id() const;
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TQString displayName() const;
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void setDisplayName( const TQString &displayName );
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bool isActive() const;
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void setActive();
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bool property( const TQString &name ) const;
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void setProperty( const TQString &name, bool on );
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void toggleProperty( const TQString &name );
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void setPreviewImage( TQImage *image );
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void previewChanged();
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LayerItem *addLayer( const TQString &displayName, LayerItem *after = 0, int id = -1 );
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LayerItem *prevSibling() const;
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public: //convenience
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LayerItem *nextSibling() const;
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LayerList *listView() const;
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LayerItem *firstChild() const;
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LayerItem *parent() const;
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void update() const; //like TQWidget::update()
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protected:
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virtual TQRect rect() const;
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int mapXFromListView( int x ) const;
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int mapYFromListView( int y ) const;
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TQPoint mapFromListView( const TQPoint &point ) const;
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TQRect mapFromListView( const TQRect &rect ) const;
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int mapXToListView( int x ) const;
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int mapYToListView( int y ) const;
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TQPoint mapToListView( const TQPoint &point ) const;
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TQRect mapToListView( const TQRect &rect ) const;
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virtual TQRect textRect() const;
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virtual TQRect iconsRect() const;
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virtual TQRect previewRect() const;
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virtual void drawText( TQPainter *p, const TQColorGroup &cg, const TQRect &r );
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virtual void drawIcons( TQPainter *p, const TQColorGroup &cg, const TQRect &r );
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virtual void drawPreview( TQPainter *p, const TQColorGroup &cg, const TQRect &r );
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bool multiline() const;
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bool showPreview() const;
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virtual TQFont font() const;
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TQFontMetrics fontMetrics() const;
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virtual bool mousePressEvent( TQMouseEvent *e );
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virtual TQString tooltip() const;
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virtual TQImage *previewImage() const;
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virtual TQImage tooltipPreview() const;
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private:
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typedef KListViewItem super;
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friend class LayerList;
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friend class LayerToolTip;
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class Private;
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Private* const d;
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void init();
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public: //reimplemented for internal reasons
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virtual int width( const TQFontMetrics &fm, const TQListView *lv, int c ) const;
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virtual void paintCell( TQPainter *p, const TQColorGroup &cg, int column, int width, int align );
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virtual void setup();
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virtual void setSelected( bool selected );
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};
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class LayerFolder: public LayerItem
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{
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public:
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LayerFolder( const TQString &displayName, LayerList *parent, LayerItem *after = 0, int id = -1 )
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: LayerItem( displayName, parent, after, id ) { makeFolder(); }
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LayerFolder( const TQString &displayName, LayerItem *parent, LayerItem *after = 0, int id = -1 )
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: LayerItem( displayName, parent, after, id ) { makeFolder(); }
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};
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#endif
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