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/**************************************************************************
* kfiledndiconview.h - description
* -------------------
* begin : Wed Nov 1 2000
* copyright : (C) 2000 by Björn Sahlström
* email : kbjorn@users.sourceforge.net
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
**************************************************************************/
#ifndef KFILEDNDICONVIEW_H
#define KFILEDNDICONVIEW_H
#include <tqwidget.h>
#include <tqtimer.h>
#include <kfileiconview.h>
#include <kurldrag.h>
/**
* This is a fileview inherited from @ref KFileIconView.
* It adds "drag and drop" suitable for a @ref KFileIconView
* No special setup is needed, just connect to the @ref dropped signals
* and the view will take care of the rest.
* @short Drag and drop" aware @ref KFileIconView
* @author Björn Sahlström
*/
class KFileDnDIconView : public KFileIconView
{
Q_OBJECT
public: // Public methods
KFileDnDIconView( TQWidget *parent = 0, const char *name = 0 );
virtual ~KFileDnDIconView();
/**
* Set if Drag'n drop should be enabled or not, default is enabled.
*/
void setDnDEnabled( bool );
/**
* @returns wether DnD is enabled or not.
*/
bool isDnDEnabled() const
{
return m_dndEnabled;
}
/**
* Sets the auto open time, which means the time that will
* elapse before a directory is automatically opened after entered by DnD.
* Only need to call this if you want to change the predefined time that is 750 ms.
* This also calls @ref #useAutoOpenTimer so no need to call this to.
*/
void setAutoOpenTime( const int& time );
/**
* Set this to true if you want the view to use it's auto open functionallity otherwhise set it to false.
* By default this is turned ON.
*/
void useAutoOpenTimer( bool on = true );
/**
* @returns true if auto open functionallity is turned ON (default), otherwhise false
* @see #useAutoOpenTimer
* @see #setAutoOpenTime
*/
bool isAutoOpening() const
{
return m_useAutoOpenTimer;
}
virtual void readConfig( KConfig*, const TQString& group = TQString::null );
virtual void writeConfig( KConfig*, const TQString& group = TQString::null );
signals:
/**
* Emitted whenever an decodable item is dropped in the view.
* Note: The @ref TQDropEvent contains a @ref KURLDrag object.
*/
void dropped( TQDropEvent* );
protected slots:
/**
* Called when the auto timer times out. Open the current folder.
*/
void slotOpenFolder();
protected:
virtual void contentsDragEnterEvent( TQDragEnterEvent *e );
virtual void contentsDragMoveEvent( TQDragMoveEvent *e );
virtual void contentsDragLeaveEvent( TQDragLeaveEvent *e );
virtual void contentsDropEvent( TQDropEvent* e );
/**
* Creates a @ref TQDragObject containing all urls of the selected @ref KFileItem of the view,
* @returns the @ref QDragObject
*/
virtual TQDragObject* dragObject();
/**
*Creates the drag item and starts the drag
*/
virtual void startDrag();
/**
*@returns true if we can decode the drag and support the action
*/
virtual bool acceptDrag( TQDropEvent* event ) const;
protected:
TQTimer m_autoOpenTimer;
int m_autoOpenTime;
bool m_useAutoOpenTimer;
TQIconViewItem* m_dropItem;
bool m_dndEnabled;
};
#endif
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