ui/commandhandlers/commoncommandhandlers/src/glxcommandhandlerrename.cpp
branchRCL_3
changeset 59 8e5f6eea9c9f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ui/commandhandlers/commoncommandhandlers/src/glxcommandhandlerrename.cpp	Tue Aug 31 15:14:51 2010 +0300
@@ -0,0 +1,160 @@
+/*
+* Copyright (c) 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: 
+*
+*/
+
+#include <hbmessagebox.h>
+#include <hblabel.h>
+
+#include <mpxcollectionpath.h>
+#include <mglxmedialist.h>
+#include <glxcommandfactory.h>
+#include <glxcommandhandlerrename.h>
+#include <glxattributecontext.h>
+#include <glxattributeretriever.h>
+#include <glxfetchcontextremover.h>
+#include <glxcommondialogs.h>
+#include "glxlocalisationstrings.h"
+
+GlxCommandHandlerRename::GlxCommandHandlerRename()
+    {
+    }
+
+GlxCommandHandlerRename::~GlxCommandHandlerRename()
+    {
+    }
+
+CMPXCommand* GlxCommandHandlerRename::CreateCommandL(TInt aCommandId,
+        MGlxMediaList& aMediaList, TBool& aConsume) const
+    {
+    Q_UNUSED(aCommandId);
+    Q_UNUSED(aConsume);
+    
+    CMPXCommand* command = NULL;
+    QString mainPane = GetName(aMediaList);
+    QString mediaTitle = NULL;
+    bool ok = false;    
+    GlxTextInputDialog* dlg = new GlxTextInputDialog();
+    mediaTitle = dlg->getText(GLX_DIALOG_NAME_PROMPT, mainPane, &ok);
+    delete dlg;
+
+    if(ok == true)
+        {
+        TPtrC16 newMediaItemTitleDes
+            = (reinterpret_cast<const TUint16*> (mediaTitle.utf16()));
+
+        HBufC* newMediaItemTitle = newMediaItemTitleDes.Alloc();
+        CleanupStack::PushL(newMediaItemTitle);
+
+        CMPXCollectionPath* path = aMediaList.PathLC(
+                NGlxListDefs::EPathFocusOrSelection);
+        command = 
+            TGlxCommandFactory::RenameCommandLC(*newMediaItemTitle,*path);
+        CleanupStack::Pop(command);
+        CleanupStack::PopAndDestroy(path);
+        CleanupStack::PopAndDestroy(newMediaItemTitle);
+        }
+    return command;
+    }
+
+QString GlxCommandHandlerRename::CompletionTextL() const
+    {
+	//return command completion text
+	return QString();
+    }
+
+QString GlxCommandHandlerRename::GetName(MGlxMediaList& aMediaList) const
+    {
+        // Create an iterator to retrieve the relevant attribute
+    TGlxSelectionIterator iterator;
+    // only want the title of one item
+	iterator.SetRange( 1 );
+    CGlxAttributeContext* context = new( ELeave )
+        CGlxAttributeContext( &iterator );
+	CleanupStack::PushL( context );
+        
+	// Want to read the title attribute    
+    // Configure the context
+	context->AddAttributeL( KMPXMediaGeneralTitle );
+	
+	// Add the context to the media list
+	aMediaList.AddContextL( context, KGlxFetchContextPriorityBlocking );
+
+    // TGlxContextRemover will remove the context when it goes out of scope
+    // Used here to avoid a trap and still have safe cleanup    
+    TGlxFetchContextRemover contextRemover( context, aMediaList );
+    // put to cleanupstack as cleanupstack is emptied before stack objects
+    // are deleted
+    CleanupClosePushL( contextRemover );
+	// Yuck - a leave and a return code!
+	// EFalse => don't show a progress dialog
+    TInt err = GlxAttributeRetriever::RetrieveL( *context, aMediaList, EFalse );
+    // Using a distinct error value as "LeaveIfError( FuncL() );" looks bad
+    User::LeaveIfError( err );
+    // context off the list
+    CleanupStack::PopAndDestroy( &contextRemover );
+
+    // Now get the title of the relevant item: if *an* item is selected use its
+    // title, otherwise use the item with focus
+	// Get the index of the item to rename
+    TInt index = KErrNotFound;
+    QString title = NULL;
+	// first see if there's a selected item...
+    if ( aMediaList.SelectionCount() == 1 )
+    	{
+        // Find the index of the selected item
+    	index = aMediaList.Count();
+    	do
+            {
+            --index;
+            }
+        while ( !aMediaList.IsSelected( index ) && index > 0 );
+    	}
+    else
+    	{
+    	// Use the index of the item with focus
+       	index = aMediaList.FocusIndex();
+    	}
+
+	if ( index != KErrNotFound )
+		{
+        // use iterator to get the right item
+        iterator.SetToFirst( &aMediaList );
+        const CGlxMedia* media = aMediaList.Item( iterator++ ).Properties();
+		if( media )
+			{
+			// found the item's media properties, extract the title
+            const TDesC& titleDesc = media->ValueText(KMPXMediaGeneralTitle);
+            title = QString::fromUtf16(titleDesc.Ptr(),
+                    titleDesc.Length());
+			}
+		}
+    CleanupStack::PopAndDestroy( context );
+
+    return title;
+    }
+
+void GlxCommandHandlerRename::HandleErrorL(TInt aErrorCode)
+	{
+    if(aErrorCode == KErrAlreadyExists)
+        {
+        HbMessageBox::warning("Name Already Exist!!!", new HbLabel(
+                "Rename"));
+        }
+	else{
+		GlxMpxCommandHandler::HandleErrorL(aErrorCode);
+		}	
+	}
+