1 /*

     2  * ============================================================================

     3  *  Name        : hgteleportappui.h

     4  *  Part of     : Hg Teleport

     5  *  Description : appui

     6  *  Version     : %version: sa1spcx1#26 %

     7  *

     8  *  Copyright © 2008 Nokia.  All rights reserved.

     9  *  This material, including documentation and any related computer

    10  *  programs, is protected by copyright controlled by Nokia.  All

    11  *  rights are reserved.  Copying, including reproducing, storing,

    12  *  adapting or translating, any or all of this material requires the

    13  *  prior written consent of Nokia.  This material also contains

    14  *  confidential information which may not be disclosed to others

    15  *  without the prior written consent of Nokia.

    16  * ============================================================================

    17  *

    18  */

    19 

    20 #ifndef HGTELEPORTAPPUI_H

    21 #define HGTELEPORTAPPUI_H

    22 

    23 #include <e32base.h> 

    24 #include <aknappui.h>

    25 

    26 #include <gfxtranseffect/gfxtranseffect.h>

    27 #include <akntransitionutils.h>

    28 

    29 #include "hgproplistener.h"

    30 #include "hgcenreplistener.h"

    31 

    32 // FORWARD DECLARATIONS

    33 class CHgTeleportAppView;

    34 class CHgActionUtility;

    35 class CHgTeleportDeviceState;

    36 

    37 /**

    38  * CHgTeleportAppUi

    39  * Appui for hg teleport app

    40  */

    41 class CHgTeleportAppUi : public CAknAppUi, 

    42                          public MHgPropertyChangeObserver,

    43                          public MHgCenrepChangeObserver,

    44                          public MGfxTransEffectObserver

    45     {

    46 

    47 public:

    48     /**

    49      * Perform the second phase construction of a CHgTeleportAppUi object

    50      * this needs to be public due to the way the framework constructs the AppUi

    51      */

    52     void ConstructL();

    53 

    54     /**

    55      * Perform the first phase of two phase construction.

    56      * This needs to be public due to the way the framework constructs the AppUi

    57      */

    58     CHgTeleportAppUi();

    59 

    60     /**

    61      * Destroy the object and release all memory objects

    62      */

    63     ~CHgTeleportAppUi();

    64 

    65 public: //effects

    66     /**

    67      * @return value of theme effects enabled flag

    68      */

    69     TBool EffectsEnabled() const;

    70     

    71     /**

    72      * Function start transition  

    73      */

    74     void StartTransion( TUint aTransitionType );

    75     

    76     /**

    77      * from MGfxTransEffectObserver

    78      */

    79     void TransitionFinished(const CCoeControl* aControl, TUint aAction);

    80     

    81     void MoveAppToForeground( TUint aTransitionType );

    82     void MoveAppToBackground( TUint aTransitionType );

    83     

    84 public:

    85     /**

    86      * From MHgCenrepChangeObserver

    87      */

    88     void CenrepChanged( TUint32 aKey, TInt aNewValue );

    89     

    90 

    91 private:

    92 

    93     // From MHgPropertyChangeObserver

    94     void PropertyChanged( TUid aCategory, TUint aKey );

    95 

    96     // From CEikAppUi

    97     void HandleResourceChangeL( TInt aType );

    98     void HandleForegroundEventL( TBool aForeground );

    99     void HandleCommandL( TInt aCommand );

   100     

   101     void StartTransition( TUint aTranstionId,

   102                           TBool aVisibility,

   103                           TBool aLayers, 

   104                           TUint aSubCom );

   105 

   106 private: // New functions

   107     

   108     /**

   109      * Called from HandleForegroundEventL if the app came to foreground.

   110      */

   111     void HandleSwitchToForegroundEvent();

   112     

   113     /**

   114      * Called from HandleForegroundEventL if the app went to background.

   115      */

   116     void HandleSwitchToBackgroundEvent();

   117 

   118     /**

   119      * Sets P&S property which is used to monitor and set Teleport to 

   120      * background/foreground and short/long app key press.

   121      * 

   122      * @param aValue Property value. 

   123      */

   124     void SetTeleportStateProperty( TInt aValue );

   125     

   126     /**

   127      * Sends request for close some 

   128      * other apps to free memory for 

   129      * teleport app

   130      */

   131     void FreeMemoryRequest();

   132 

   133     static TInt GoToBackgroundTimerCallback( TAny* aParam );

   134 

   135 private:

   136 

   137     // Teleport application view, owned

   138     CHgTeleportAppView* iAppView;

   139     

   140     // Listener for app key long press P&S, owned

   141     CHgPropertyListener* iPropListener;

   142     

   143     // Tells if Teleport is in foreground or in background

   144     TBool iForeground;

   145     

   146     // Application arch task which refers to our own app

   147     TApaTask iApplicationTask;

   148 

   149     // Device state

   150     CHgTeleportDeviceState* iDeviceState;

   151 

   152     // Buffer to keeping some memory allocation while being in background.    

   153     TUint8* iMemAllocBuf;

   154 

   155     CPeriodic* iGoToBackgroundTimer;

   156     

   157     TBool iEffectsEnabled;

   158     

   159     /**

   160      * Cenrep listener for the tfxserver enabled/disabled key.

   161      */    

   162     CHgCenrepListener* iThemeEffectsEnabledWatcher;

   163     };

   164 

   165 #endif // HGTELEPORTAPPUI_H