/*

* Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  ESMR container for the title label and list component

*

*/

#ifndef CESMRVIEW_H

#define CESMRVIEW_H

#include <coecntrl.h>

#include <eikmenup.h>

#include "cesmrlistcomponent.h"

#include "mesmrtitlepaneobserver.h"

#include "mesmrfontsizeobserver.h"

class CESMRTitlePane;

class MESMRCalEntry;

class MESMRFieldStorage;

class MAgnEntryUiCallback;

class CESMRLayoutManager;

class CAknsBasicBackgroundControlContext;

/**

 *  Container for the meeting request title and list control.

 * This class is deleted by framework

 */

NONSHARABLE_CLASS( CESMRView ):

    public CCoeControl,

    public MCoeControlBackground,

    public MESMRFontSizeObserver,

    public MESMRTitlePaneObserver

    {

public:

    /**

     * Two-phased constructor.

     *

     * @param aStorage - interface to storage that has all the fileds

     * @param aEntry - interface to entry information.

     * @param aRect - rect for this view

     * @return Pointer to created and initialized esmr view object.

     */

     static CESMRView* NewL( 

    		 MESMRFieldStorage* aStorage, 

    		 MESMRCalEntry& aEntry, 

    		 const TRect& aRect );

    /**

     * Destructor.

     */

    ~CESMRView();

public:

    /**

    * Externalize the list component items. Data in list items

    * is stored to iEntry member variable.

    *

    * @param TBool ETrue if force validation should be used

    */

    void ExternalizeL( TBool aForceValidation = EFalse );

    /**

    * Internalize the list component items. Data from iEntry is updated

    * to all fields.

    */

    void InternalizeL();

    /**

    * Checks if the command can be processed

    * be handled by CESMRView.

    *

    * @param aCommand

    * @return ETrue if command can be processed

    */

    TBool CanProcessEditorCommandL( TInt aCommand );

    /**

    * Process commands. Dialog forwards the commands that must

    * be handled by CESMRView.

    *

    * @param aCommand

    */

    void ProcessEditorCommandL( TInt aCommand );

    /**

    * Query if a component with given id is currently visible

    *

    * @param aField Field Id which visibility we are interested in.

    * @return True if component is currently visible

    */

    TBool IsComponentVisible( TESMREntryFieldId aField ) const;

    /**

    * Title can be changed by calling this method

    *

    * @param aTitle New title for the view

    * @param aDefault

    */

    void SetTitleL( const TDesC& aTitle, TBool aDefault = EFalse );

    /**

    * Focused field in the list can be changed by calling this method

    *

    * @param aField Field id of the field that needs to be focused

    */

    void SetControlFocusedL( TESMREntryFieldId aField );

    /**

     * Launches editor help

     */

    void LaunchEditorHelpL();

    /**

     * Launches viewer help

     */

    void LaunchViewerHelpL();

    /**

	* Query if a component with given id is currently focused

	*

	* @param aField Field Id which focus we are interested in.

	* @return True if component is currently focused

	*/

	TBool IsComponentFocused( TESMREntryFieldId aField ) const;

	/**

	 * Returns the the currently focused field id. 

	 */

	TESMREntryFieldId FocusedField() const; 

public: // From CAknDialog

    void DynInitMenuPaneL( /*TInt aResourceId,*/ 

    		CEikMenuPane* aMenuPane );	

public: // MESMRTitlePaneObserver

    void UpdateTitlePaneTextL( const TDesC& aText );

    void UpdateTitlePanePriorityIconL( TUint aPriority );

private: // implementation

    void ConstructL( const TRect& aRect );

    CESMRView( MESMRFieldStorage* aStorage, MESMRCalEntry& aEntry );

private:

    void LaunchHelpL( const TDesC& aContext );

public: // From CCoeControl

    void SetContainerWindowL(const CCoeControl& aContainer);

    TInt CountComponentControls() const;

    CCoeControl* ComponentControl( TInt aInd ) const;

    void SizeChanged();

    TSize MinimumSize();

    TKeyResponse OfferKeyEventL(const TKeyEvent &aKeyEvent, TEventCode aType);

    void HandleResourceChange( TInt aType );

    TTypeUid::Ptr MopSupplyObject( TTypeUid aId );

    // <cmail>

    void FocusChanged(TDrawNow aDrawNow); 

    // </cmail>

private: // From CCoeControl

    void Draw( const TRect& aRect ) const;

protected: // FromMESMRFontSizeObserver

    void FontSizeSettingsChanged();

public: // From MCoeControlBackground

    void Draw(CWindowGc& aGc, 

    		  const CCoeControl& aControl, 

    		  const TRect& aRect) const;

    void GetTextDrawer(

    		CCoeTextDrawerBase*& aText, 

    		const CCoeControl* aControl) const;

private:

    /// Own: Priority icon

    CESMRTitlePane* iTitle;

    /// Own: Meeting Requst list component

    CESMRListComponent* iList;

    /// Ref: List item storage

    MESMRFieldStorage* iStorage;

    /// Ref: Current MR entry

    MESMRCalEntry& iEntry;

    /// Own: Pointer to layout manager

    CESMRLayoutManager* iLayout;

    /// Own: To enable skin as background for the iTitle   

    CAknsBasicBackgroundControlContext* iBgContext;

    };

#endif //CESMRVIEW_H