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137 lines
3.4 KiB
137 lines
3.4 KiB
15 years ago
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/* ============================================================
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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 : 2005-05-28
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* Description : implementation of folder view.
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*
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* Copyright (C) 2005-2006 by Joern Ahrens <joern.ahrens@kdemail.net>
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* Copyright (C) 2006-2008 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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/** @file foldeview.h */
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#ifndef _FOLDERVIEW_H_
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#define _FOLDERVIEW_H_
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// Qt includes.
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#include <qlistview.h>
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// Local includes.
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#include "digikam_export.h"
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#include "album.h"
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namespace Digikam
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{
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class FolderViewPriv;
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class FolderItem;
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/**
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* \class FolderView
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* \brief Base class for a tree view
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*/
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class DIGIKAM_EXPORT FolderView : public QListView
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{
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Q_OBJECT
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public:
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enum CollapseMode
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{
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/*
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* Collapse the folder view and re-open the current viewed album (default mode)
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* In this mode, all root items are collapsed, then the one containing
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* the currently selected album is expand again.
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* This mode will make sure that the selected album is visible in the folder tree.
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*/
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RestoreCurrentAlbum,
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/*
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* Collapse the folder view but omit the root item.
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* In this mode all items in the folder view are collapsed,
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* and the first root item is expanded again (My Tags / My Albums etc)
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*/
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OmitRoot
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};
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FolderView(QWidget *parent, const char *name = "FolderView");
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virtual ~FolderView();
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void setActive(bool val);
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bool active() const;
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int itemHeight() const;
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QRect itemRect(QListViewItem *item) const;
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QPixmap itemBasePixmapRegular() const;
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QPixmap itemBasePixmapSelected() const;
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virtual void collapseView(CollapseMode mode = RestoreCurrentAlbum);
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protected:
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void contentsMousePressEvent(QMouseEvent *e);
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void contentsMouseReleaseEvent(QMouseEvent *e);
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void contentsMouseMoveEvent(QMouseEvent *e);
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void contentsDragEnterEvent(QDragEnterEvent *e);
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void contentsDragMoveEvent(QDragMoveEvent *e);
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void contentsDragLeaveEvent(QDragLeaveEvent * e);
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void contentsDropEvent(QDropEvent *e);
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virtual bool acceptDrop(const QDropEvent *e) const;
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void startDrag();
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QListViewItem* dragItem() const;
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void resizeEvent(QResizeEvent* e);
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void fontChange(const QFont& oldFont);
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virtual void selectItem(int id);
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/**
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* load the last state from the view from disk
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*/
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virtual void loadViewState();
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/**
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* writes the views state to disk
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*/
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virtual void saveViewState();
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protected slots:
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virtual void slotSelectionChanged();
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virtual void slotAllAlbumsLoaded();
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private slots:
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void slotThemeChanged();
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void slotIconSizeChanged();
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private:
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bool mouseInItemRect(QListViewItem* item, int x) const;
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FolderViewPriv *d;
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};
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} // namespace Digikam
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#endif // _FOLDERVIEW_H
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