/*

* Copyright (c) 2008 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:  Container base class of Calendar application.

 *                This class is the derivation origin of Calendar container.

 *

*/

#ifndef CALENMULTIDBUI_H_

#define CALENMULTIDBUI_H_

// System includes.

#include <AknDialog.h>

#include <coemain.h>

#include <eiklbo.h>

#include <aknlists.h>

#include <calenservices.h>

#include <calennotificationhandler.h>

// User includes. 

#include "calencontroller.h" 

// Forward declarations.

class CEikColumnListBox;

class TAknsItemID;

class CAknIconArray;

class CAknSingleGraphicHeadingStyleListBox;

class CAknsBasicBackgroundControlContext;

class CAknNavigationControlContainer;

class CAknToolbar;

class CAknButton;

class CCalenMultipleDbListbox;

class CCalenMultiDBEditor;

class CCalenMultipleDbUi : public CAknDialog,

                           public MEikListBoxObserver,

                           public MCalenNotificationHandler

    {

private:

    /**

     * @brief Default constructor

     * 

     * @param aController reference to the controller

     */

    CCalenMultipleDbUi(CCalenController& aController );

    /**

     * @brief second phase constructor

     */

    void ConstructL();

public:

    /**

     * @brief first phase construction

     * 

     * @aController reference to the controller 

     */

    static CCalenMultipleDbUi* NewL( CCalenController& aController );

    /**

     * @brief destructor

     */

    ~CCalenMultipleDbUi();

    /**

    * @brief From CAknDialog.Handles focus change

    * 

    * @param aDrawNow draw status from CAknDialog.

    */ 

    void FocusChanged( TDrawNow aDrawNow );

protected:

    /**

    * @brief From CEikDialog.Dynamic initialization of the menu pane

    *

    * @param aResourceId menu pane resource

    * @param aMenuPane pointer to the menupane

    */ 

    void DynInitMenuPaneL( TInt aResourceId,CEikMenuPane* aMenuPane ) ;

   /**

    * @brief From MEikMenuObserver.Handles the commands in dialog

    *

    * @param aCommandId Not used.

    */ 

    void ProcessCommandL( TInt aCommandId ) ;

    /** 

    * @brief From CCoeControl.Handles key events.

    *

    * @aKeyEvent key event generated

    * @aType type of the event code 

    */

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

    /** 

     * @brief From CCoeControl.Handles pointer events

     *

     * aPointerEvent reference to the pointer event

     */

    void HandlePointerEventL(const TPointerEvent& aPointerEvent);

    /**

     * @brief From CEikDialog.Handles a dialog button press 

     * for the specified button. 

     *

     * @aButtonId soft key pressed 

     * @return  

     */

    TBool OkToExitL( TInt aButtonId ) ;

    /** 

    * brief From MObjectProvider. 

    * Gets Mop supply object of the given type.  

    *

    * @param aId Identifier for the supply object.

    * @return Pointer to the supply object type ID.

    */

    TTypeUid::Ptr MopSupplyObject(TTypeUid aId);

    /**

    * brief From CEikDialog.Prepare of controls

    */

    void PreLayoutDynInitL();

    /**

    * From @c CEikDialog.

    * 

    **/

    void PostLayoutDynInitL();

    /**

    * From @c CCoeControl.

    * Called when controls extent is set.

    **/

    void SizeChanged();

    /**

    * From @c CCoeControl.

    **/ 

    void HandleResourceChange(TInt aType);

    /**

    * From @c CCoeControl.

    * 

    * @param aIndex index of the control

    * @return Pointer to the Control.

    **/

    CCoeControl* ComponentControl( TInt aIndex) const;

    /**

    * From @c CCoeControl.

    * 

    * @return Pointer to the Control.

    **/

    TInt CountComponentControls() const;

    /**

    * From @c CCoeControl.

    * 

    * @param aRect

    **/

    void Draw(const TRect &aRect) const;

private: //Internal

    /*

     * Construction of listbox ui

     * @return void

     */

    void ConstructListL();

    /* 

     * Update listbox contents 

     * @return void

     */

    void UpdateListboxL();

    /*

     * setup title pane for the status pane

     * @return void 

     */

    void SetTitlePaneL();  

    /*

     * Create icons based on MCalenServices::TCalenIcon indices

     * @param aIndexArray MCalenServices::TCalenIcons array for services

     * @return CAknIconArray* pointer to array of icons

     */

    CAknIconArray*  CreateIconsL(RArray<MCalenServices::TCalenIcons>& aIndexArray );

    /*

     * Used for marking list item as visible/hidden

     * @param aMark TBool based on bool value item is made visible/hidden

     * @return void

     */

    void DoSelectionL( TBool aMark );

    /*

     * Add new listbox item (calendar)

     * @return TInt return value of editor 

     */

    TInt AddItemL();

    /*

     * Editing listbox item (calendar)

     * @return TInt return value of editor

     */

    TInt EditItemL();

    /*

     * Delete an listbox item (calendar)

     * @return void

     */

    TInt DeleteItemL();

    /*

     * Load icons into memory

     * @return void

     */

    void PrepareIconsL();

    /*

     * Check if any chnages has occured before modifying an item(calendar)

     * @param aDbInfoOriginal CCalCalendarInfo object before editing

     * @param aDbInfoModified CCalCalendarInfo object after editing

     */

    TBool CheckForChangesL( CCalCalendarInfo& aCalendarInfoOriginal,

                CCalCalendarInfo& aCalendarInfoModified);

    /*

     * Callback for CAsyncCallBack class

     * @param aThisPtr* this pointer.

     * @return TInt status.

     */

    static TInt AsyncCallBackL(TAny* aThisPtr);

    /*

     * Async method to handle all async commnds

     * @param aCommand Async command

     */

    void HandleAsyncCommandL(const TInt aCommand);

    /*

     * Async method to handle all async commnds

     * @param aCommand Async command

     */

    void DoAsyncActionL(const TInt aCommand);

    /*

     * @brief Creates button for the toolbar.

	 * @param aIcon Icon to be displayed for a button.

	 * @param aDisplayTextID text to be displayed for a button.

	 * @param aToolbar toolbar reference.

     */    

    CAknButton* CreateButtonL( CGulIcon* aIcon, TInt aDisplayTextID,

                               TInt aTooltipID, CAknToolbar& aToolbar );

    /*

     * @brief set the calendar properties for newly added calendar

     * @param aCalendarinfo a reference to CCalCalendarInfo.

     */

    void SetCalendarAddPropertiesL(CCalCalendarInfo& aCalendarInfo);

    /*

     * @brief update the calendar properties for calendar being edited.

     * @param aCalendarinfo a reference to CCalCalendarInfo.

     */

    void SetCalendarUpdatePropertiesL(CCalCalendarInfo& aCalendarInfo);

    /*

     * Refocus the items in list when delete action happened. 

     */

    void ReAdjustListItemFocusL(const TInt aCurrentIndex);

    /**

     * From CCoeControl Gets help context

     * @param aContext Help context

     */

    void GetHelpContext(TCoeHelpContext& aContext) const;

public:  // from MCalenNotificationHandler

	/** 

	* @brief Handle notifications

	* @param aNotification Nofication to be handled

	*/

	void HandleNotification(const TCalenNotification aNotification );

public:   // from MEikListBoxObserver

    /**

    * Handles list box events.

    *

    * @param aListBox   The originating list box.

    * @param aEventType A code for the event. Further information 

    *                   may be obtained by accessing the list box itself.

    */

    void HandleListBoxEventL(CEikListBox* aListBox, TListBoxEvent aEventType);

public:

    /*

     * Updates after add/edit had been performed.

     * Called from editor before exiting the dialog.

     * @param aItemAdded ETure if add else edit.

     */

    void UpdateOnAddOrEditL(TBool aItemAdded);

    /*

     * Exit the dialog;

     */

    void ExitDialogL();

private:

    CCalenMultipleDbListbox* iListBox;

    CAknsBasicBackgroundControlContext* iBgContext; //Owns

    CAknNavigationControlContainer*   iNaviContainer; //Not own

    CCalenController& iController;

    CDesCArrayFlat* iDesArray; //Owns

    TRect iRect;

    RArray<MCalenServices::TCalenIcons> iIconIndices;

    CAknIconArray* iIconList;

    RArray<TInt32> iColorUidArray;

    CCalenMultiDBEditor* iDbEditor;//Not not owned

    TBool iConflictOccured;

    TBool iIsDbEditorOpen ; 

    CCalCalendarInfo* iCalendarInfoNew;

    CCalCalendarInfo* iCalendarInfoOriginal;

    CCalCalendarInfo* iCalendarInfoEdited;

    CAsyncCallBack*  iAsyncAction;

    TInt             iAsyncActionCmd;

    TInt             iCurrentIndex;

    };

NONSHARABLE_CLASS( CCalenMultipleDbListboxItemDrawer ) : public CFormattedCellListBoxItemDrawer

    {

    public:

        CCalenMultipleDbListboxItemDrawer( MTextListBoxModel* aTextListBoxModel,

                                               const CFont* aFont,

                                               CFormattedCellListBoxData* aFormattedCellData,

                                               CEikListBox* aListBox ,

                                               const RArray<TInt32>& aColorUidArray);

    ~CCalenMultipleDbListboxItemDrawer();

    private: // from CWordWrappedFormattedCellItemDrawer

    void DrawItem(TInt aItemIndex, 

                  TPoint aItemRectPos, 

                  TBool aItemIsSelected, 

                  TBool aItemIsCurrent, 

                  TBool aViewIsEmphasized,

                  TBool aViewIsDimmed) const;

    private:

    CEikListBox* iListBox; //Not owns

    const RArray<TInt32>& iColorUidArray; //Not owns

    CGulIcon* iIcon;

    };

NONSHARABLE_CLASS( CCalenMultipleDbListbox ): public CAknDoubleGraphicStyleListBox

    {

    public:

        CCalenMultipleDbListbox(const RArray<TInt32>& aColorUidArray);

    private: //from CAknDouble2GraphicStyleListBox

        //CListBoxView* MakeViewClassInstanceL();

        void CreateItemDrawerL();

        void SizeChanged();

        void SizeChangedL();  

    private:

        const RArray<TInt32>& iColorUidArray;//Not owns

    };

#endif /*CALENMULTIDBUI_H_*/