/* This file is part of the KDE libraries
  Copyright (C) 2003 Joseph Wenninger

  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Library General Public
  License version 2 as published by the Free Software Foundation.

  This library 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
  Library General Public License for more details.

  You should have received a copy of the GNU Library General Public License
  along with this library; see the file COPYING.LIB.  If not, write to
  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  Boston, MA 02110-1301, USA.
*/

#ifndef KMDIGUICLIENT_H
#define KMDIGUICLIENT_H

#include <qobject.h>
#include <qguardedptr.h>
#include <kxmlguiclient.h>
#include <kaction.h>
#include "kmdidefines.h"

class KMainWindow;
class KToolBar;
class KMdiToolViewAccessor;
class KMdiMainFrm;
class KDockWidget;

namespace KMDIPrivate
{

/**
 * A class derived from KXMLGUIClient that handles the various
 * KMDI modes
 */
class KMDI_EXPORT KMDIGUIClient : public QObject,
			public KXMLGUIClient
{
	Q_OBJECT
public:

	KMDIGUIClient( KMdiMainFrm *mdiMainFrm, bool showMDIModeAction, const char *name = 0 );
	virtual ~KMDIGUIClient();

	/**
	 * Add a new tool view to this KMDIGUIClient. Reads the shortcut
	 * for the tool view from the KMDI application's config file and also
	 * adds a ToggleToolViewAction so that the visibility of the toolviews
	 * can be turned on and off
	 */
	void addToolView( KMdiToolViewAccessor* );

private slots:

	/**
	 * The XMLGUIClient factory has added an XMLGUI client. Plug our actions
	 * in if we're the client that's been added.
	 */
	void clientAdded( KXMLGUIClient *client );
	/**
	 * Plug in the various toggle actions we have into the tool views menu
	 */
	void setupActions();

	/**
	 * Change the view mode. This will automatically change the view mode
	 * of the KMdiMainFrm associated with this KMDIGUIClient
	 */
	void changeViewMode( int id );

	/**
	 * One of our tool view toggle actions has been deleted. Redo the
	 * tool views menu
	 */
	void actionDeleted( QObject* );

	/**
	 * Updates the action that lets the user change the MDI mode to the
	 * correct value based on the current mode
	 */
	void mdiModeHasBeenChangedTo( KMdi::MdiMode );

signals:
	/** Toggle the top tool dock */
	void toggleTop();

	/** Toggle the left tool dock */
	void toggleLeft();

	/** Toggle the right tool dock */
	void toggleRight();

	/** Toggle the bottom tool dock */
	void toggleBottom();

private:
	class KMDIGUIClientPrivate;
	KMDIGUIClientPrivate *d;
	KMdi::MdiMode m_mdiMode;

	QGuardedPtr<KMdiMainFrm> m_mdiMainFrm;
	QPtrList<KAction> m_toolViewActions;
	QPtrList<KAction> m_documentViewActions;

	KActionMenu *m_docMenu;
	KActionMenu *m_toolMenu;
	KSelectAction *m_mdiModeAction;

	KActionMenu *m_gotoToolDockMenu;
};

/**
 * A KToggleAction specifically for toggling the showing
 * or the hiding of a KMDI tool view
 */
class KMDI_EXPORT ToggleToolViewAction: public KToggleAction
{
	Q_OBJECT
public:

	ToggleToolViewAction( const QString& text, const KShortcut& cut = KShortcut(), KDockWidget *dw = 0, KMdiMainFrm *mdiMainFrm = 0,
	                      QObject* parent = 0, const char* name = 0 );

	virtual ~ToggleToolViewAction();

private:

	KDockWidget *m_dw;
	KMdiMainFrm *m_mdiMainFrm;
protected slots:

	void slotToggled( bool );
	void anDWChanged();
	void slotWidgetDestroyed();
};


}

#endif 
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