hsappkeyhandler/src/hsappkeyplugin.cpp
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     1 /*
       
     2 * Copyright (c) 2007-2009 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:  Main plugin class
       
    15  *
       
    16 */
       
    17 
       
    18 
       
    19 #include <w32std.h>
       
    20 #include <eikenv.h>
       
    21 #include <apgtask.h>
       
    22 #include <apgcli.h>
       
    23 #include <hb/hbcore/hbdevicedialogsymbian.h>
       
    24 #include <hb/hbcore/hbsymbianvariant.h> 
       
    25 #include "hsappkeyplugin.h"
       
    26 
       
    27 const TUid KHSAppUid  = { 0x20022F35 };
       
    28 _LIT(KTsPluginName, "com.nokia.taskswitcher.tsdevicedialogplugin/1.0");
       
    29 
       
    30 
       
    31 // ======== MEMBER FUNCTIONS ========
       
    32 
       
    33 // ---------------------------------------------------------------------------
       
    34 // 
       
    35 // ---------------------------------------------------------------------------
       
    36 //
       
    37 CHsAppKeyPlugin::CHsAppKeyPlugin()
       
    38 : iEikEnv( CEikonEnv::Static() )
       
    39 {
       
    40 }
       
    41 
       
    42 // ---------------------------------------------------------------------------
       
    43 // Two-phased constructor.
       
    44 // ---------------------------------------------------------------------------
       
    45 //
       
    46 CHsAppKeyPlugin* CHsAppKeyPlugin::NewL()
       
    47 {
       
    48     CHsAppKeyPlugin* self = new (ELeave) CHsAppKeyPlugin;
       
    49     self->iEikEnv->RootWin().CaptureLongKey(EKeyApplication0, 
       
    50                                             EKeyApplication0, 
       
    51                                             0, 
       
    52                                             0, 
       
    53                                             0, 
       
    54                                             ELongCaptureWaitShort);
       
    55     return self;
       
    56 }
       
    57     
       
    58 // ---------------------------------------------------------------------------
       
    59 // C++ Destructor
       
    60 // ---------------------------------------------------------------------------
       
    61 //
       
    62 CHsAppKeyPlugin::~CHsAppKeyPlugin()
       
    63 {
       
    64     delete mDialog;
       
    65 }
       
    66 
       
    67 // ---------------------------------------------------------------------------
       
    68 // From MHbDeviceDialogObserver
       
    69 // 
       
    70 // ---------------------------------------------------------------------------
       
    71 //
       
    72 void CHsAppKeyPlugin::DataReceived(CHbSymbianVariantMap& /*aData*/)
       
    73 {
       
    74     //no implementation required
       
    75 }
       
    76 
       
    77 // ---------------------------------------------------------------------------
       
    78 // From MHbDeviceDialogObserver
       
    79 // 
       
    80 // ---------------------------------------------------------------------------
       
    81 //
       
    82 void CHsAppKeyPlugin::DeviceDialogClosed(TInt /*aCompletionCode*/)
       
    83 {
       
    84     delete mDialog;
       
    85     mDialog = 0;
       
    86 }
       
    87 
       
    88 // ---------------------------------------------------------------------------
       
    89 // From CSysapKeyHandlerPlugin
       
    90 // 
       
    91 // ---------------------------------------------------------------------------
       
    92 //
       
    93 TKeyResponse CHsAppKeyPlugin::HandleKeyEventL( const TKeyEvent&  aKeyEvent , 
       
    94                                               TEventCode  /*aType*/ 
       
    95                                             )
       
    96 {
       
    97     TKeyResponse retVal(EKeyWasNotConsumed);
       
    98     if (aKeyEvent.iCode == EKeyApplication0) {
       
    99         if (iSecondEvent) {
       
   100             if (aKeyEvent.iRepeats > 0)
       
   101                 HandleLongPressL();
       
   102             else 
       
   103                 HandleShortPressL();
       
   104             retVal = EKeyWasConsumed;
       
   105         }
       
   106         iSecondEvent =!iSecondEvent; 
       
   107     }
       
   108     return retVal;
       
   109 }
       
   110 
       
   111 // ---------------------------------------------------------------------------
       
   112 // From CSysapKeyHandlerPlugin
       
   113 // 
       
   114 // ---------------------------------------------------------------------------
       
   115 //
       
   116 void CHsAppKeyPlugin::ProvideKeyEventsL(RArray<TKeyEvent>& aKeyEventArray) 
       
   117 {
       
   118     TKeyEvent key;
       
   119     key.iCode = EKeyApplication0;
       
   120     key.iScanCode = EStdKeyApplication0;
       
   121     key.iModifiers = 0;
       
   122     aKeyEventArray.Append(key);
       
   123 }
       
   124 
       
   125 // ---------------------------------------------------------------------------
       
   126 // 
       
   127 // ---------------------------------------------------------------------------
       
   128 //
       
   129 void CHsAppKeyPlugin::HandleShortPressL()
       
   130 {    
       
   131     RWsSession& ws = iEikEnv->WsSession();
       
   132     TApaTaskList appList(ws);
       
   133     TApaTask task = appList.FindApp(KHSAppUid);
       
   134 
       
   135     if (task.Exists()) {
       
   136         task.BringToForeground();
       
   137     } else {        
       
   138         RApaLsSession apaLsSession;
       
   139         User::LeaveIfError(apaLsSession.Connect());
       
   140         CleanupClosePushL(apaLsSession);
       
   141         
       
   142         TApaAppInfo appInfo;
       
   143         apaLsSession.GetAppInfo(appInfo, KHSAppUid );
       
   144         
       
   145         CApaCommandLine *cmdLine = CApaCommandLine::NewLC();
       
   146         cmdLine->SetExecutableNameL(appInfo.iFullName);
       
   147         User::LeaveIfError( apaLsSession.StartApp(*cmdLine));
       
   148     
       
   149         CleanupStack::PopAndDestroy(cmdLine);
       
   150         CleanupStack::PopAndDestroy(&apaLsSession);
       
   151     }
       
   152     delete mDialog;
       
   153     mDialog =0;
       
   154 }
       
   155 
       
   156 // ---------------------------------------------------------------------------
       
   157 // 
       
   158 // ---------------------------------------------------------------------------
       
   159 //
       
   160 void CHsAppKeyPlugin::HandleLongPressL()
       
   161 {
       
   162     if( !mDialog ) {
       
   163          mDialog = CHbDeviceDialogSymbian ::NewL();
       
   164         
       
   165         CHbSymbianVariantMap* params = CHbSymbianVariantMap::NewL();
       
   166         
       
   167         if(KErrNone != mDialog->Show(KTsPluginName,*params,this)) {
       
   168             delete mDialog;
       
   169         }
       
   170         delete params;
       
   171     }
       
   172 }
       
   173 //  End of File
       
   174 
       
   175