symbian/ZXingBarcodeReader/inc/ZXingBarcodeReaderAppUi.h

   1 /*\r
   2  * Copyright (c) 2009 Nokia Corporation.\r
   3  */\r
   4 \r
   5 #ifndef __CAMERAWRAPPEREXAMPLEAPPUI_h__\r
   6 #define __CAMERAWRAPPEREXAMPLEAPPUI_h__\r
   7 \r
   8 // INCLUDES\r
   9 #include <aknappui.h>\r
  10 \r
  11 //#define EKeyZoomIn      EKeyApplicationC\r
  12 //#define EKeyZoomOut     EKeyApplicationD\r
  13 //#define EKeyVolumeUp    EKeyIncVolume\r
  14 //#define EKeyVolumeDown  EKeyDecVolume\r
  15 \r
  16 \r
  17 #ifdef ENABLE_CAMERA_SHUTTER\r
  18 // Focus key events (shutter key pressed half-way down)\r
  19 const TInt KStdKeyCameraFocus   = 0xe2;\r
  20 const TInt KStdKeyCameraFocus2  = 0xeb;     // S60 3.2 and onwards\r
  21 \r
  22 // All known event codes used for the camera shutter key on S60 3.x devices\r
  23 const TUint KKeyCameraShutter1   = 0xf883;\r
  24 const TUint KKeyCameraShutter2   = 0xf849;   // S60 3.2\r
  25 const TUint KKeyCameraNseries1   = 0xf881;   // S60 3.2 Nseries\r
  26 const TUint KKeyCameraNseries2   = 0xf88c;\r
  27 \r
  28 const TUint KCameraShutterKeyEventCodes[6] = {\r
  29     EKeyCamera, // general camera key\r
  30     KKeyCameraShutter1,\r
  31     KKeyCameraShutter2,\r
  32     KKeyCameraNseries1,\r
  33     KKeyCameraNseries2,\r
  34     0 };\r
  35 #endif\r
  36 \r
  37 \r
  38 // FORWARD DECLARATIONS\r
  39 class CZXingBarcodeReaderAppView;\r
  40 \r
  41 // CLASS DECLARATION\r
  42 class CZXingBarcodeReaderAppUi : public CAknAppUi,\r
  43                                    public MCoeForegroundObserver\r
  44     {\r
  45     public:\r
  46         // Constructors and destructor\r
  47         void ConstructL ();\r
  48         CZXingBarcodeReaderAppUi ();\r
  49         virtual ~CZXingBarcodeReaderAppUi ();\r
  50         \r
  51     private:\r
  52         TKeyResponse HandleKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType);\r
  53         void HandleCommandL (TInt aCommand );\r
  54         void HandleResourceChangeL(TInt aType);\r
  55         \r
  56         #ifdef ENABLE_CAMERA_SHUTTER\r
  57         void CaptureCameraShutter(TBool aEnable);\r
  58         #endif\r
  59         \r
  60     public:\r
  61         void UseOptionsExitCbaL();\r
  62         void UseOptionsBackCbaL();\r
  63         TBool IsBackCBA();        \r
  64         \r
  65     private: // From MCoeForegroundObserver\r
  66         void HandleGainingForeground();\r
  67         void HandleLosingForeground();\r
  68         \r
  69     private:\r
  70         // Data\r
  71         CZXingBarcodeReaderAppView*   iAppView;\r
  72         RArray<TInt32>                  iShutterKeyHandles;\r
  73         TBool                           iCameraKeyCaptured;\r
  74 \r
  75     };\r
  76 \r
  77 #endif // __CAMERAWRAPPEREXAMPLEAPPUI_h__\r
  78 \r
  79 // End of File\r