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172 lines
4.4 KiB
172 lines
4.4 KiB
/* ============================================================
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*
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* This file is a part of digiKam project
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* http://www.digikam.org
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*
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* Date : 2005-04-24
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* Description : icon view.
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*
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* Copyright (C) 2005 by Renchi Raju <renchi@pooh.tam.uiuc.edu>
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* Copyright (C) 2006-2007 by Gilles Caulier <caulier dot gilles at gmail dot com>
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*
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* This program is free software; you can redistribute it
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* and/or modify it under the terms of the GNU General
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* Public License as published by the Free Software Foundation;
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* either version 2, or (at your option)
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* any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* ============================================================ */
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#ifndef ICONVIEW_H
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#define ICONVIEW_H
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// TQt includes.
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#include <tqscrollview.h>
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// Local includes.
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#include "digikam_export.h"
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class TQPainter;
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class TQMouseEvent;
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class TQPaintEvent;
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class TQDropEvent;
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class TQPoint;
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namespace Digikam
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{
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class IconItem;
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class IconGroupItem;
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class IconViewPriv;
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class DIGIKAM_EXPORT IconView : public TQScrollView
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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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IconView(TQWidget* parent=0, const char* name=0);
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virtual ~IconView();
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IconGroupItem* firstGroup() const;
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IconGroupItem* lastGroup() const;
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IconGroupItem* findGroup(const TQPoint& pos);
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IconItem* firstItem() const;
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IconItem* lastItem() const;
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IconItem* currentItem() const;
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IconItem* findItem(const TQPoint& pos);
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void setCurrentItem(IconItem* item);
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int count() const;
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int countSelected() const;
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int groupCount() const;
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virtual void clear(bool update=true);
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void sort();
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void clearSelection();
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void selectAll();
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void invertSelection();
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void selectItem(IconItem* item, bool select);
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/** Define the item which is visible after changing an album
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(applies both to physical and virtual albums, like tags and date view). */
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void setStoredVisibleItem(IconItem *item);
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void triggerRearrangement();
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void insertGroup(IconGroupItem* group);
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void takeGroup(IconGroupItem* group);
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void insertItem(IconItem* item);
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void takeItem(IconItem* item);
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void ensureItemVisible(IconItem *item);
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IconItem* findFirstVisibleItem(const TQRect& r, bool useThumbnailRect = true) const;
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IconItem* findLastVisibleItem(const TQRect& r, bool useThumbnailRect = true) const;
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IconItem* findFirstVisibleItem(bool useThumbnailRect = true) const;
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IconItem* findLastVisibleItem(bool useThumbnailRect = true) const;
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virtual TQRect itemRect() const;
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virtual TQRect bannerRect() const;
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TQRect contentsRectToViewport(const TQRect& r) const;
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void setEnableToolTips(bool val);
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void setDelayedRearrangement(bool delayed);
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protected:
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virtual void viewportPaintEvent(TQPaintEvent* pe);
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virtual void resizeEvent(TQResizeEvent* e);
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virtual void contentsMousePressEvent(TQMouseEvent* e);
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virtual void contentsMouseMoveEvent(TQMouseEvent* e);
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virtual void contentsMouseReleaseEvent(TQMouseEvent* e);
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virtual void contentsMouseDoubleClickEvent(TQMouseEvent *e);
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virtual void contentsWheelEvent(TQWheelEvent* e);
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virtual void leaveEvent(TQEvent *e);
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virtual void focusOutEvent(TQFocusEvent* e);
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virtual void keyPressEvent(TQKeyEvent* e);
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virtual void startDrag();
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void drawFrameRaised(TQPainter* p);
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void drawFrameSunken(TQPainter* p);
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virtual bool acceptToolTip(IconItem* , const TQPoint&);
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private:
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bool arrangeItems();
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void rebuildContainers();
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void appendContainer();
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void deleteContainers();
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void drawRubber(TQPainter* p);
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void itemClickedToOpen(IconItem* item);
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bool anchorIsBehind() const;
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void startRearrangeTimer();
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static int cmpItems(const void *n1, const void *n2);
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signals:
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void signalSelectionChanged();
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void signalRightButtonClicked(IconItem* item, const TQPoint& pos);
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void signalRightButtonClicked(const TQPoint& pos);
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void signalDoubleClicked(IconItem* item);
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void signalReturnPressed(IconItem* item);
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void signalShowToolTip(IconItem* item);
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public slots:
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void slotRearrange();
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private slots:
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void slotToolTip();
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private:
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IconViewPriv* d;
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};
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} // namespace Digikam
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#endif /* ICONVIEW_H */
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