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/***************************************************************************
* Copyright (C) 2006-2009 by Peter Penz <[email protected]> *
* *
* 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 <kcategorizedview.h>
#include <kfileitem.h>
#include <kfileitemdelegate.h>
#include <QFont>
#include <QSize>
#include <QStyleOption>
#include <libdolphin_export.h>
class DolphinViewController;
class DolphinCategoryDrawer;
class DolphinSortFilterProxyModel;
class ViewExtensionsFactory;
class ViewModeController;
/**
* @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.
*/
class LIBDOLPHINPRIVATE_EXPORT DolphinIconsView : public KCategorizedView
{
Q_OBJECT
public:
/**
* @param parent Parent widget.
* @param dolphinViewController Allows the DolphinIconsView to control the
* DolphinView in a limited way.
* @param viewModeController Controller that is used by the DolphinView
* to control the DolphinIconsView. The DolphinIconsView
* only has read access to the controller.
* @param model Directory that is shown.
*/
explicit DolphinIconsView(QWidget* parent,
DolphinViewController* dolphinViewController,
const ViewModeController* viewModeController,
DolphinSortFilterProxyModel* proxyModel);
virtual ~DolphinIconsView();
protected slots:
virtual void dataChanged(const QModelIndex& topLeft, const QModelIndex& bottomRight);
protected:
virtual QStyleOptionViewItem viewOptions() const;
virtual void contextMenuEvent(QContextMenuEvent* event);
virtual void mousePressEvent(QMouseEvent* event);
virtual void startDrag(Qt::DropActions supportedActions);
virtual void dragEnterEvent(QDragEnterEvent* event);
virtual void dragLeaveEvent(QDragLeaveEvent* event);
virtual void dragMoveEvent(QDragMoveEvent* event);
virtual void dropEvent(QDropEvent* event);
virtual QModelIndex moveCursor(CursorAction cursorAction, Qt::KeyboardModifiers modifiers);
virtual void keyPressEvent(QKeyEvent* event);
virtual void wheelEvent(QWheelEvent* event);
virtual void showEvent(QShowEvent* event);
virtual void leaveEvent(QEvent* event);
virtual void currentChanged(const QModelIndex& current, const QModelIndex& previous);
virtual void resizeEvent(QResizeEvent* event);
private slots:
void slotShowPreviewChanged();
void slotAdditionalInfoChanged();
void setZoomLevel(int level);
void requestActivation();
void slotGlobalSettingsChanged(int category);
void categoryDrawerActionRequested(int action, const QModelIndex &index);
private:
/**
* Updates the size of the grid depending on the state
* of \a showPreview and \a additionalInfoCount.
*/
void updateGridSize(bool showPreview, int additionalInfoCount);
/**
* Returns the number of additional information lines that should
* be shown below the item name.
*/
int additionalInfoCount() const;
private:
DolphinViewController* m_dolphinViewController;
const ViewModeController* m_viewModeController;
DolphinCategoryDrawer* m_categoryDrawer;
ViewExtensionsFactory* m_extensionsFactory;
QFont m_font;
QSize m_decorationSize;
QStyleOptionViewItem::Position m_decorationPosition;
Qt::Alignment m_displayAlignment;
QSize m_itemSize;
QRect m_dropRect;
};
#endif
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