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tdebase/konqueror/iconview/konq_iconview.h

300 lines
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/* This file is part of the KDE project
Copyright (C) 1998, 1999 Torben Weis <weis@kde.org>
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 __konq_iconview_h__
#define __konq_iconview_h__
#include <kparts/browserextension.h>
#include <konq_iconviewwidget.h>
#include <konq_operations.h>
#include <konq_dirpart.h>
#include <kmimetyperesolver.h>
#include <tqptrdict.h>
#include <tqptrlist.h>
#include <kfileivi.h>
class KonqPropsView;
class KFileItem;
class KDirLister;
class KAction;
class KToggleAction;
class KActionMenu;
class TQIconViewItem;
class IconViewBrowserExtension;
/**
* The Icon View for konqueror.
* The "Kfm" in the name stands for file management since it shows files :)
*/
class KonqKfmIconView : public KonqDirPart
{
friend class IconViewBrowserExtension; // to access m_pProps
Q_OBJECT
TQ_PROPERTY( bool supportsUndo READ supportsUndo )
TQ_PROPERTY( TQString viewMode READ viewMode WRITE setViewMode )
public:
enum SortCriterion { NameCaseSensitive, NameCaseInsensitive, Size, Type, Date };
KonqKfmIconView( TQWidget *parentWidget, TQObject *parent, const char *name, const TQString& mode );
virtual ~KonqKfmIconView();
virtual const KFileItem * currentItem();
virtual KFileItemList selectedFileItems() {return m_pIconView->selectedFileItems();};
KonqIconViewWidget *iconViewWidget() const { return m_pIconView; }
bool supportsUndo() const { return true; }
void setViewMode( const TQString &mode );
TQString viewMode() const { return m_mode; }
// "Cut" icons : disable those whose URL is in lst, enable the rest
virtual void disableIcons( const KURL::List & lst );
// See KMimeTypeResolver
void mimeTypeDeterminationFinished();
void determineIcon( KFileIVI * item );
int iconSize() { return m_pIconView->iconSize(); }
public slots:
void slotPreview( bool toggle );
void slotShowDirectoryOverlays();
void slotShowDot();
void slotSelect();
void slotUnselect();
void slotSelectAll();
void slotUnselectAll();
void slotInvertSelection();
void slotSortByNameCaseSensitive( bool toggle );
void slotSortByNameCaseInsensitive( bool toggle );
void slotSortBySize( bool toggle );
void slotSortByType( bool toggle );
void slotSortByDate( bool toggle );
void slotSortDescending();
void slotSortDirsFirst();
protected slots:
// slots connected to QIconView
void slotReturnPressed( TQIconViewItem *item );
void slotMouseButtonPressed(int, TQIconViewItem*, const TQPoint&);
void slotMouseButtonClicked(int, TQIconViewItem*, const TQPoint&);
void slotContextMenuRequested(TQIconViewItem*, const TQPoint&);
void slotOnItem( TQIconViewItem *item );
void slotOnViewport();
void slotSelectionChanged();
// Slot used for spring loading folders
void slotDragHeld( TQIconViewItem *item );
void slotDragMove( bool accepted );
void slotDragEntered( bool accepted );
void slotDragLeft();
void slotDragFinished();
// slots connected to the directory lister - or to the kfind interface
// They are reimplemented from KonqDirPart.
virtual void slotStarted();
virtual void slotCanceled();
void slotCanceled( const KURL& url );
virtual void slotCompleted();
virtual void slotNewItems( const KFileItemList& );
virtual void slotDeleteItem( KFileItem * );
virtual void slotRefreshItems( const KFileItemList& );
virtual void slotClear();
virtual void slotRedirection( const KURL & );
virtual void slotDirectoryOverlayStart();
virtual void slotDirectoryOverlayFinished();
/**
* This is the 'real' finished slot, where we emit the completed() signal
* after everything was done.
*/
void slotRenderingFinished();
// (Re)Draws m_pIconView's contents. Connected to m_pTimeoutRefreshTimer.
void slotRefreshViewport();
// Connected to KonqDirPart
void slotKFindOpened();
void slotKFindClosed();
protected:
virtual bool openFile() { return true; }
virtual bool doOpenURL( const KURL& );
virtual bool doCloseURL();
virtual void newIconSize( int size );
void setupSorting( SortCriterion criterion );
/** */
void setupSortKeys();
TQString makeSizeKey( KFileIVI *item );
/** The directory lister for this URL */
KDirLister* m_dirLister;
/**
* Set to true while the constructor is running.
* @ref #initConfig needs to know about that.
*/
bool m_bInit:1;
/**
* Set to true while the dirlister is running, _if_ we asked it
* explicitly (openURL). If it is auto-updating, this is not set to true.
*/
bool m_bLoading:1;
/**
* Set to true if we still need to emit completed() at some point
* (after the loading is finished and after the visible icons have been
* processed)
*/
bool m_bNeedEmitCompleted:1;
/**
* Set to true if slotCompleted needs to realign the icons
*/
bool m_bNeedAlign:1;
bool m_bUpdateContentsPosAfterListing:1;
bool m_bDirPropertiesChanged:1;
/**
* Set in doCloseURL and used in setViewMode to restart a preview
* job interrupted when switching to IconView or MultiColumnView.
* Hacks like this must be removed in KDE4!
*/
bool m_bPreviewRunningBeforeCloseURL:1;
bool m_bNeedSetCurrentItem:1;
KFileIVI * m_pEnsureVisible;
TQStringList m_itemsToSelect;
SortCriterion m_eSortCriterion;
KToggleAction *m_paDotFiles;
KToggleAction *m_paDirectoryOverlays;
KToggleAction *m_paEnablePreviews;
TQPtrList<KFileIVI> m_paOutstandingOverlays;
TQTimer *m_paOutstandingOverlaysTimer;
/* KToggleAction *m_paImagePreview;
KToggleAction *m_paTextPreview;
KToggleAction *m_paHTMLPreview;*/
KActionMenu *m_pamPreview;
TQPtrList<KToggleAction> m_paPreviewPlugins;
KActionMenu *m_pamSort;
KAction *m_paSelect;
KAction *m_paUnselect;
KAction *m_paSelectAll;
KAction *m_paUnselectAll;
KAction *m_paInvertSelection;
KToggleAction *m_paSortDirsFirst;
KonqIconViewWidget *m_pIconView;
TQTimer *m_pTimeoutRefreshTimer;
TQPtrDict<KFileIVI> m_itemDict; // maps KFileItem * -> KFileIVI *
KMimeTypeResolver<KFileIVI,KonqKfmIconView> * m_mimeTypeResolver;
TQString m_mode;
private:
void showDirectoryOverlay(KFileIVI* item);
};
class IconViewBrowserExtension : public KonqDirPartBrowserExtension
{
Q_OBJECT
friend class KonqKfmIconView; // so that it can emit our signals
public:
IconViewBrowserExtension( KonqKfmIconView *iconView );
virtual int xOffset();
virtual int yOffset();
public slots:
// Those slots are automatically connected by the shell
void reparseConfiguration();
void setSaveViewPropertiesLocally( bool value );
void setNameFilter( const TQString &nameFilter );
void refreshMimeTypes() { m_iconView->iconViewWidget()->refreshMimeTypes(); }
void rename() { m_iconView->iconViewWidget()->renameSelectedItem(); }
void cut() { m_iconView->iconViewWidget()->cutSelection(); }
void copy() { m_iconView->iconViewWidget()->copySelection(); }
void paste() { m_iconView->iconViewWidget()->pasteSelection(); }
void pasteTo( const KURL &u ) { m_iconView->iconViewWidget()->paste( u ); }
void trash();
void del() { KonqOperations::del(m_iconView->iconViewWidget(),
KonqOperations::DEL,
m_iconView->iconViewWidget()->selectedUrls()); }
void properties();
void editMimeType();
// void print();
private:
KonqKfmIconView *m_iconView;
bool m_bSaveViewPropertiesLocally;
};
class SpringLoadingManager : public QObject
{
Q_OBJECT
private:
SpringLoadingManager();
static SpringLoadingManager *s_self;
public:
static SpringLoadingManager &self();
static bool exists();
void springLoadTrigger(KonqKfmIconView *view, KFileItem *file,
TQIconViewItem *item);
void dragLeft(KonqKfmIconView *view);
void dragEntered(KonqKfmIconView *view);
void dragFinished(KonqKfmIconView *view);
private slots:
void finished();
private:
KURL m_startURL;
KParts::ReadOnlyPart *m_startPart;
// Timer allowing to know the user wants to abort the spring loading
// and go back to his start url (closing the opened window if needed)
TQTimer m_endTimer;
};
#endif