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/***************************************************************************
* Copyright (C) 2006 by Peter Penz *
* peter.penz@gmx.at *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#ifndef DOLPHINICONSVIEW_H
#define DOLPHINICONSVIEW_H
#include <tdefileiconview.h>
#include <tqpixmap.h>
#include <kurl.h>
#include <itemeffectsmanager.h>
class DolphinView;
/**
* @brief Represents the view, where each item is shown as an icon.
*
* It is also possible that instead of the icon a preview of the item
* content is shown.
*
* @author Peter Penz
*/
class DolphinIconsView : public KFileIconView, public ItemEffectsManager
{
TQ_OBJECT
public:
enum LayoutMode {
Icons,
Previews
};
DolphinIconsView(DolphinView *parent, LayoutMode layoutMode);
virtual ~DolphinIconsView();
void setLayoutMode(LayoutMode mode);
LayoutMode layoutMode() const { return m_layoutMode; }
/** @see ItemEffectsManager::updateItems */
virtual void beginItemUpdates();
/** @see ItemEffectsManager::updateItems */
virtual void endItemUpdates();
/**
* Reads out the dolphin settings for the icons view and refreshs
* the details view.
*/
// TODO: Other view implementations use a similar interface. When using
// Interview in TQt4 this method should be moved to a base class (currently
// not possible due to having different base classes for the views).
void refreshSettings();
/** @see ItemEffectsManager::zoomIn() */
virtual void zoomIn();
/** @see ItemEffectsManager::zoomOut() */
virtual void zoomOut();
/** @see ItemEffectsManager::isZoomInPossible() */
virtual bool isZoomInPossible() const;
/** @see ItemEffectsManager::isZoomOutPossible() */
virtual bool isZoomOutPossible() const;
public slots:
/**
* Bypass a layout issue in KFileIconView in combination with previews.
* @see KFileIconView::arrangeItemsInGrid
*/
virtual void arrangeItemsInGrid(bool updated = true);
signals:
/**
* Is send, if the details view should be activated. Usually an activation
* is triggered by a mouse click.
*/
void signalRequestActivation();
protected:
/** @see ItemEffectsManager::setContextPixmap */
virtual void setContextPixmap(void* context,
const TQPixmap& pixmap);
/** @see ItemEffectsManager::contextPixmap */
virtual const TQPixmap* contextPixmap(void* context);
/** @see ItemEffectsManager::firstContext */
virtual void* firstContext();
/** @see ItemEffectsManager::nextContext */
virtual void* nextContext(void* context);
/** @see ItemEffectsManager::contextFileInfo */
virtual KFileItem* contextFileInfo(void* context);
/** @see KFileIconView::contentsMousePressEvent */
virtual void contentsMousePressEvent(TQMouseEvent* event);
/** @see KFileIconView::contentsMouseReleaseEvent */
virtual void contentsMouseReleaseEvent(TQMouseEvent* event);
/** @see KFileIconView::drawBackground */
virtual void drawBackground(TQPainter* painter, const TQRect& rect);
/** @see KFileIconView::dragObject */
virtual TQDragObject* dragObject();
/** @see KFileIconView::contentsDragEnterEvent */
virtual void contentsDragEnterEvent(TQDragEnterEvent* event);
/** @see KFileIconView::contentsDragMoveEvent */
virtual void contentsDragMoveEvent(TQDragMoveEvent* event);
/** @see KFileIconView::contentsDropEvent */
virtual void contentsDropEvent(TQDropEvent* event);
private slots:
/** Is connected to the onItem-signal from KFileIconView. */
void slotOnItem(TQIconViewItem* item);
/** Is connected to the onViewport-signal from KFileIconView. */
void slotOnViewport();
/**
* Opens the context menu for the item \a item on the given
* position \a pos.
*/
void slotContextMenuRequested(TQIconViewItem* item,
const TQPoint& pos);
/** Renames the item \a item to the name \a name. */
void slotItemRenamed(TQIconViewItem* item,
const TQString& name);
void slotActivationUpdate();
void slotUpdateDisabledItems();
private:
int m_previewIconSize;
LayoutMode m_layoutMode;
DolphinView* m_dolphinView;
/** Returns the increased icon size for the size \a size. */
int increasedIconSize(int size) const;
/** Returns the decreased icon size for the size \a size. */
int decreasedIconSize(int size) const;
};
#endif
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