1 /*

     2 * Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

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

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:    Cloud View Context menu control

    15  *

    16 */

    17 

    18 #ifndef GLXTAGSCONTEXTMENUCONTROL_H_

    19 #define GLXTAGSCONTEXTMENUCONTROL_H_

    20 

    21 #include <e32base.h>

    22 #include <e32std.h>

    23 #include <alf/alfcontrol.h>

    24 #include "glxbubbletimer.h"                         //for timer functionality

    25 

    26 //Forward Declaration

    27 class CAlfGridLayout;

    28 class CGlxUiUtility;

    29 

    30 /**

    31  *MGlxItemMenuObserver is a class to handle the menu items in grid layout

    32  */

    33 class MGlxItemMenuObserver

    34     {

    35 public:

    36     /**

    37      * To Handle menu items in Grid layout

    38      * @param aCommand command to be handled

    39      */

    40     virtual void HandleGridMenuListL(TInt aCommand) = 0;

    41     };

    42 

    43 class CGlxTagsContextMenuControl  : public CAlfControl, public MGlxTimerNotifier

    44         

    45     {

    46 public:

    47     /**     

    48      *  Perform the two phase construction

    49      *  @param aItemMenuObserver - handles the menu items in grid layout

    50      *  @return Pointer to newly created object

    51      */

    52     static CGlxTagsContextMenuControl* NewL( MGlxItemMenuObserver& aItemMenuObserver );

    53     /**     

    54      *  Perform the two phase construction

    55      *  @param aItemMenuObserver - handles the menu items in grid layout

    56      *  @return Pointer to newly created object

    57      */

    58     static CGlxTagsContextMenuControl* NewLC( MGlxItemMenuObserver& aItemMenuObserver );

    59     /**

    60      * Destroy the object and release all memory objects

    61      */

    62     ~CGlxTagsContextMenuControl();

    63     

    64 public://MGlxTimernotifier

    65     /**

    66      * Virtual Function from MGlxTimernotifier

    67      */

    68     void TimerComplete();

    69     

    70 public:

    71     /**

    72      * Sets the grid layout on the screen with the Point specified

    73      * @param aPoint - Point from which grid has to be displayed

    74      */

    75     void SetDisplay(const TPoint& aPoint);  

    76     /**

    77      * Hides/shows the grid layout

    78      * @param aOpacity - Opacity value

    79      */

    80     void ShowItemMenu(TBool aOpacity);

    81 

    82     /**

    83     * Sets the drawable screen rect 

    84     * It also handles coordinates changed from Orientation

    85     * @param aRect - rect area where the Tags are drawn

    86     */

    87     void SetViewableRect(TRect aRect);

    88     

    89 private:

    90     /**     

    91      *  constructor 

    92      *  @param aItemMenuObserver - handles the menu items in grid layout

    93      */

    94     CGlxTagsContextMenuControl( MGlxItemMenuObserver& aItemMenuObserver );

    95 

    96     /** 

    97      *  Perform the second phase of two phase construction

    98      */

    99     void ConstructL();

   100     

   101     /** 

   102      *  Creates the font 

   103      *  @return the fontId

   104      */

   105     TInt CreateFontL();

   106     /** 

   107      *  Creates the menulist and sets the Text style 

   108      *  @param aFontId - Sets the text style

   109      */

   110     void CreateMenuListL(TInt aFontId);

   111     

   112     /**     

   113      *  Perform the two phase construction

   114      *  @param  aEvent - key Event to handle

   115      *  @return EKeyWasConsumed if key event is processed,

   116      *         otherwise EKeyWasNotConsumed

   117      */

   118     TBool OfferEventL(const TAlfEvent& aEvent);

   119 

   120 private:

   121 

   122     //Ui Utility, not owning, only close

   123     CGlxUiUtility* iUiUtility;

   124     

   125     // Background Image Visual

   126     CAlfImageVisual* iBackgroundBorderImageVisual;       

   127     

   128     //Observer to handle the menu items in grid layout

   129     MGlxItemMenuObserver& iItemMenuObserver;          

   130     

   131     //Grid layout, not owning

   132     CAlfGridLayout* iGrid;

   133     

   134     //Slideshow text, not owning

   135     CAlfTextVisual* iSlideshowTextVisual;     

   136     

   137     //Delete text, not owning

   138     CAlfTextVisual* iDeleteTextVisual;

   139     

   140     //Rename text, not owning

   141     CAlfTextVisual* iRenameTextVisual;        

   142     

   143     // Anchor Layout

   144     CAlfAnchorLayout* iMainVisual;                

   145    

   146     //variable used for providing delay

   147     CGlxBubbleTimer* iTimer;                                 

   148    

   149     //Viewable rect

   150     TRect iViewableRect;                                    

   151     

   152     //flag for stylus menu visibility

   153     TBool iItemMenuVisibility;                                         

   154     };

   155 

   156 #endif /* GLXTAGSCONTEXTMENUCONTROL_H_ */