diff -r 502e5d91ad42 -r 15e4dd19031c idlefw/src/framework/aistatemanager.cpp
--- a/idlefw/src/framework/aistatemanager.cpp	Mon Mar 15 12:41:53 2010 +0200
+++ b/idlefw/src/framework/aistatemanager.cpp	Wed Mar 31 22:04:35 2010 +0300
@@ -20,15 +20,21 @@
 // User includes
 #include <hscontentpublisher.h>
 #include <aifwdefs.h>
+#include <AknWaitDialog.h> 
+#include <bautils.h>
+#include <ConeResLoader.h>
+#include <debug.h>
 
+#include "caicpscommandbuffer.h"
 #include "aipluginfactory.h"
 
 #include "aistatemanager.h"
 
-#include "debug.h"
+#include <homescreen.rsg>
 
-// Constants
-_LIT( KOnlineOffline, "online_offline" );
+_LIT( KResourceDrive, "Z:" );
+_LIT( KResourceFile, "homescreen.rsc" );
+_LIT( KResourcePath, "\\resource\\apps\\" );
 
 // ======== LOCAL FUNCTIONS ========
 // ----------------------------------------------------------------------------
@@ -114,6 +120,12 @@
 //
 CAiStateManager::~CAiStateManager()
     {  
+    if( iWaitDialog )
+        {
+        delete iWaitDialog;
+        }
+    delete iCommandBuffer;
+	iReloadPlugins.Close();
     }
 
 // ----------------------------------------------------------------------------
@@ -133,6 +145,9 @@
 //
 void CAiStateManager::ConstructL()
     {        
+    iCommandBuffer = CAiCpsCommandBuffer::NewL();
+    
+    iFactory.SetCommandBuffer( iCommandBuffer );
     }
 
 // ----------------------------------------------------------------------------
@@ -246,9 +261,12 @@
     if ( retval == KErrNone )
         {
         CHsContentPublisher* plugin( iFactory.PluginByInfo( aPublisherInfo ) );
-
-        // Do startup state transition    
-        StartPlugin( *plugin, StartReason( aReason ) );            
+        
+        if( plugin )
+            {
+            // Do startup state transition    
+            StartPlugin( *plugin, StartReason( aReason ) );  
+            }    
         }
       
     __TIME_ENDMARK( "CAiStateManager::NotifyLoadPlugin, construction", time );
@@ -286,55 +304,21 @@
     }
 
 // ----------------------------------------------------------------------------
-// CAiStateManager::NotifyUpdatePlugins()
+// CAiStateManager::NotifyReloadPlugins()
 // 
 // ----------------------------------------------------------------------------
 //
-void CAiStateManager::NotifyUpdatePlugins()
+void CAiStateManager::NotifyReloadPlugins()
     {
-    __PRINTS( "CAiStateManager::NotifyUpdatePlugins" );
-    
-    RArray< THsPublisherInfo > publishers;
-        
-    // Get plugins which has upgrade available
-    TRAP_IGNORE( iFactory.ResolvePluginsToUpgradeL( publishers ) );
-    
-    for ( TInt i = 0; i < publishers.Count(); i++ )
-        {        
-        THsPublisherInfo info( publishers[i] );
-        
-        // Update by destroy - load sequence 
-        NotifyDestroyPlugin( info, EAiFwSystemShutdown );
-        NotifyLoadPlugin( info, EAiFwSystemStartup );         
+    __PRINTS( "CAiStateManager::NotifyReloadPlugins" );
+
+    for ( TInt i = 0; i < iReloadPlugins.Count(); i++ )
+        {
+        // Reload plugin
+        NotifyLoadPlugin( iReloadPlugins[ i ], EAiFwSystemStartup );
         }
     
-    publishers.Reset();
-    
-    __PRINTS( "CAiStateManager::NotifyUpdatePlugins, done" );
-    }
-
-// ----------------------------------------------------------------------------
-// CAiStateManager::OnlineStateInUse()
-// 
-// ----------------------------------------------------------------------------
-//
-TBool CAiStateManager::OnlineStateInUse() const
-    {
-    __PRINTS( "CAiStateManager::OnlineStateInUse" );        
-    
-    RPointerArray< CHsContentPublisher >& plugins( iFactory.Publishers() );
-    
-    for( TInt i = 0; i < plugins.Count(); i++ )
-        {
-        CHsContentPublisher* plugin( plugins[i] );
-        
-        if ( plugin->HasMenuItem( KOnlineOffline() ) )
-            {
-            return ETrue;
-            }
-        }
-    
-    return EFalse;
+    __PRINTS( "CAiStateManager::NotifyReloadPlugins, done" );
     }
 
 // ----------------------------------------------------------------------------
@@ -405,6 +389,8 @@
                 plugin->Suspend( CHsContentPublisher::EBackground ) );
                 }            
             }
+        
+        FlushCommandBuffer();
         }
     else
         {
@@ -439,6 +425,8 @@
             }        
         } 
     
+    FlushCommandBuffer();
+    
     __TIME_ENDMARK( "CAiStateManager::ProcessGeneralThemeChange, done", time );
     }
 
@@ -454,6 +442,15 @@
     
     iHalt = aStart;
 
+    if ( aStart )
+        {
+        TRAP_IGNORE( StartWaitDialogL() );    
+        }
+    else
+        {
+        TRAP_IGNORE( StopWaitDialogL() );
+        }
+    
     RPointerArray< CHsContentPublisher >& plugins( iFactory.Publishers() );
             
     for( TInt i = 0; i < plugins.Count(); i++ )
@@ -473,6 +470,8 @@
                 }
             }
         }
+    
+    FlushCommandBuffer();
             
     __TIME_ENDMARK( "CAiStateManager::ProcessBackupRestore, done", time );
     }
@@ -501,6 +500,8 @@
             plugin->SetOffline();
             }
         }               
+    
+    FlushCommandBuffer();
     }
 
 // ----------------------------------------------------------------------------
@@ -544,6 +545,8 @@
         aPlugin.SetOffline() );
         }
     
+    FlushCommandBuffer();
+    
     __PRINTS( "CAiStateManager::StartPlugin - done" );
     }
 
@@ -569,6 +572,8 @@
     
     aPlugin.Stop( aReason );   
     
+    FlushCommandBuffer();
+    
     __PRINTS( "CAiStateManager::StopPlugin - done" );
     }
 
@@ -592,10 +597,111 @@
         StopPlugin( *plugin, CHsContentPublisher::ESystemShutdown );        
         }    
     
+    FlushCommandBuffer();
+    
     // Finally get rid of all plugins
     plugins.ResetAndDestroy();
     
     __TIME_ENDMARK( "CAiStateManager::DestroyPlugins, done", time );
     }
 
+// ----------------------------------------------------------------------------
+// CAiStateManager::FlushCommandBuffer();()
+// 
+// ----------------------------------------------------------------------------
+//
+void CAiStateManager::FlushCommandBuffer()
+    {
+    __PRINTS( "CAiStateManager::FlushCommandBuffer, start" );    
+        
+    if ( iCommandBuffer )
+        {
+        __TIME( "CAiStateManager::FlushCommandBuffer, flush",
+                
+        iCommandBuffer->Flush() );
+        }
+    
+    __PRINTS( "CAiStateManager::FlushCommandBuffer - done" );
+    }
+	
+// ----------------------------------------------------------------------------
+// CAiStateManager::NotifyReleasePlugins()
+// 
+// ----------------------------------------------------------------------------
+//
+void CAiStateManager::NotifyReleasePlugins( const RArray<TUid>& aUidList )
+    {
+    __PRINTS( "CAiStateManager::NotifyReleasePlugins" );    
+
+    iReloadPlugins.Reset();
+    
+    for ( TInt i = 0; i < aUidList.Count(); i++ )
+        {
+        CHsContentPublisher* plugin = iFactory.PluginByUid( aUidList[ i ] );
+        if ( plugin )
+            {
+            StopPlugin( *plugin, CHsContentPublisher::ESystemShutdown );
+            THsPublisherInfo info = plugin->PublisherInfo();
+            iReloadPlugins.Append( info );
+            iFactory.DestroyPlugin( aUidList[ i ] );
+            }
+        }        
+    __PRINTS( "CAiStateManager::NotifyReleasePlugins: return void" );    
+    }
+
+// ----------------------------------------------------------------------------
+// CAiStateManager::StartWaitDialogL()
+// 
+// ----------------------------------------------------------------------------
+//
+void CAiStateManager::StartWaitDialogL()
+    {
+    RConeResourceLoader resourceLoader( *CCoeEnv::Static() );
+    TFullName fileName( KResourceDrive );
+    fileName.Append( KResourcePath );
+    fileName.Append( KResourceFile );
+        
+    // Get language of resource file.
+    BaflUtils::NearestLanguageFile( CCoeEnv::Static()->FsSession(), fileName );
+
+    // Open resource file.
+    resourceLoader.OpenL( fileName );
+    
+    if( iWaitDialog )
+        {
+        delete iWaitDialog;
+        iWaitDialog = NULL;
+        }
+     
+    // For the wait dialog
+    iWaitDialog = new (ELeave) CAknWaitDialog(
+        REINTERPRET_CAST( CEikDialog**, &iWaitDialog ) );
+    iWaitDialog->SetCallback( this );
+    iWaitDialog->ExecuteLD( R_HOMESCREEN_WAIT_DIALOG );
+    resourceLoader.Close();
+    }
+
+// ----------------------------------------------------------------------------
+// CAiStateManager::StopWaitDialogL()
+// 
+// ----------------------------------------------------------------------------
+//
+void CAiStateManager::StopWaitDialogL()
+    {
+    if( iWaitDialog )
+        {
+        iWaitDialog->ProcessFinishedL(); 
+        }
+    }
+
+// ----------------------------------------------------------------------------
+// CAiStateManager::DialogDismissedL()
+// 
+// ----------------------------------------------------------------------------
+//
+void CAiStateManager::DialogDismissedL(TInt /*aButtonId*/)
+    {
+    // No implementation required.
+    }
+
 // End of file