diff -r 8e5041d13c84 -r 32469d7d46ff hsappkeyhandler/src/hsappkeyplugin.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hsappkeyhandler/src/hsappkeyplugin.cpp	Mon May 03 12:48:45 2010 +0300
@@ -0,0 +1,175 @@
+/*
+* Copyright (c) 2007-2009 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:  Main plugin class
+ *
+*/
+
+
+#include <w32std.h>
+#include <eikenv.h>
+#include <apgtask.h>
+#include <apgcli.h>
+#include <hb/hbcore/hbdevicedialogsymbian.h>
+#include <hb/hbcore/hbsymbianvariant.h> 
+#include "hsappkeyplugin.h"
+
+const TUid KHSAppUid  = { 0x20022F35 };
+_LIT(KTsPluginName, "com.nokia.taskswitcher.tsdevicedialogplugin/1.0");
+
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+CHsAppKeyPlugin::CHsAppKeyPlugin()
+: iEikEnv( CEikonEnv::Static() )
+{
+}
+
+// ---------------------------------------------------------------------------
+// Two-phased constructor.
+// ---------------------------------------------------------------------------
+//
+CHsAppKeyPlugin* CHsAppKeyPlugin::NewL()
+{
+    CHsAppKeyPlugin* self = new (ELeave) CHsAppKeyPlugin;
+    self->iEikEnv->RootWin().CaptureLongKey(EKeyApplication0, 
+                                            EKeyApplication0, 
+                                            0, 
+                                            0, 
+                                            0, 
+                                            ELongCaptureWaitShort);
+    return self;
+}
+    
+// ---------------------------------------------------------------------------
+// C++ Destructor
+// ---------------------------------------------------------------------------
+//
+CHsAppKeyPlugin::~CHsAppKeyPlugin()
+{
+    delete mDialog;
+}
+
+// ---------------------------------------------------------------------------
+// From MHbDeviceDialogObserver
+// 
+// ---------------------------------------------------------------------------
+//
+void CHsAppKeyPlugin::DataReceived(CHbSymbianVariantMap& /*aData*/)
+{
+    //no implementation required
+}
+
+// ---------------------------------------------------------------------------
+// From MHbDeviceDialogObserver
+// 
+// ---------------------------------------------------------------------------
+//
+void CHsAppKeyPlugin::DeviceDialogClosed(TInt /*aCompletionCode*/)
+{
+    delete mDialog;
+    mDialog = 0;
+}
+
+// ---------------------------------------------------------------------------
+// From CSysapKeyHandlerPlugin
+// 
+// ---------------------------------------------------------------------------
+//
+TKeyResponse CHsAppKeyPlugin::HandleKeyEventL( const TKeyEvent&  aKeyEvent , 
+                                              TEventCode  /*aType*/ 
+                                            )
+{
+    TKeyResponse retVal(EKeyWasNotConsumed);
+    if (aKeyEvent.iCode == EKeyApplication0) {
+        if (iSecondEvent) {
+            if (aKeyEvent.iRepeats > 0)
+                HandleLongPressL();
+            else 
+                HandleShortPressL();
+            retVal = EKeyWasConsumed;
+        }
+        iSecondEvent =!iSecondEvent; 
+    }
+    return retVal;
+}
+
+// ---------------------------------------------------------------------------
+// From CSysapKeyHandlerPlugin
+// 
+// ---------------------------------------------------------------------------
+//
+void CHsAppKeyPlugin::ProvideKeyEventsL(RArray<TKeyEvent>& aKeyEventArray) 
+{
+    TKeyEvent key;
+    key.iCode = EKeyApplication0;
+    key.iScanCode = EStdKeyApplication0;
+    key.iModifiers = 0;
+    aKeyEventArray.Append(key);
+}
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+void CHsAppKeyPlugin::HandleShortPressL()
+{    
+    RWsSession& ws = iEikEnv->WsSession();
+    TApaTaskList appList(ws);
+    TApaTask task = appList.FindApp(KHSAppUid);
+
+    if (task.Exists()) {
+        task.BringToForeground();
+    } else {        
+        RApaLsSession apaLsSession;
+        User::LeaveIfError(apaLsSession.Connect());
+        CleanupClosePushL(apaLsSession);
+        
+        TApaAppInfo appInfo;
+        apaLsSession.GetAppInfo(appInfo, KHSAppUid );
+        
+        CApaCommandLine *cmdLine = CApaCommandLine::NewLC();
+        cmdLine->SetExecutableNameL(appInfo.iFullName);
+        User::LeaveIfError( apaLsSession.StartApp(*cmdLine));
+    
+        CleanupStack::PopAndDestroy(cmdLine);
+        CleanupStack::PopAndDestroy(&apaLsSession);
+    }
+    delete mDialog;
+    mDialog =0;
+}
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+void CHsAppKeyPlugin::HandleLongPressL()
+{
+    if( !mDialog ) {
+         mDialog = CHbDeviceDialogSymbian ::NewL();
+        
+        CHbSymbianVariantMap* params = CHbSymbianVariantMap::NewL();
+        
+        if(KErrNone != mDialog->Show(KTsPluginName,*params,this)) {
+            delete mDialog;
+        }
+        delete params;
+    }
+}
+//  End of File
+
+