photosgallery/viewframework/views/cloudview/src/glxcontainerinfobubble.cpp
branchRCL_3
changeset 60 5b3385a43d68
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/photosgallery/viewframework/views/cloudview/src/glxcontainerinfobubble.cpp	Wed Sep 01 12:33:26 2010 +0100
@@ -0,0 +1,482 @@
+/*
+* Copyright (c) 2008-2009 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:    Implementation of Cloud view
+ *
+*/
+
+
+
+#include "glxcontainerinfobubble.h" // class header
+
+
+#include <glxtexturemanager.h> // For CGlxTextureManager
+#include <glxuiutility.h>   // For CGlxUiUtility
+#include <glxtracer.h>					
+#include <glxlog.h>					// For Logs
+#include <mpxmediageneraldefs.h>	// For Attribute constants
+#include <glxcollectiongeneraldefs.h> //for KGlxMediaCollectionPluginSpecificSubTitle
+#include <glxthumbnailattributeinfo.h>   // for 'KGlxMediaIdThumbnail'
+#include <glxthumbnailcontext.h> //for thumbnail context
+#include <glxattributecontext.h>  //for attribute context
+#include <glxuistd.h>
+#include <glxicons.mbg>
+#include <mglxmedialist.h> //for medialist
+#include <data_caging_path_literals.hrh>
+
+// INCLUDE FILES
+#include "glxerrormanager.h"
+
+const TInt KThumbnailWidth = 50;
+const TInt KThumbnailHeight = 50;
+
+// ======== MEMBER FUNCTIONS ========
+// ---------------------------------------------------------------------------
+// Destructor
+// ---------------------------------------------------------------------------
+//
+CGlxContainerInfoBubble::~CGlxContainerInfoBubble()
+	{
+	TRACER("GLX_CLOUD::CGlxContainerInfoBubble::~CGlxContainerInfoBubble");
+
+    if ( iTexture )
+        {
+        if( iUiUtility )
+            {          
+            iUiUtility->GlxTextureManager().RemoveTexture( *iTexture );
+            }
+        }
+
+	if ( iTimer)
+		{
+		iTimer->Cancel ();//cancels any outstanding requests
+		delete iTimer;
+		}
+	if ( iMediaTitle)
+		{
+		delete iMediaTitle;
+		}
+	if ( iMediaSubTitle)
+		{
+		delete iMediaSubTitle;
+		}
+	if ( iMediaList)
+		{
+		iMediaList->RemoveContext (iAttributeContext);
+		iMediaList->RemoveContext (iThumbnailContext);
+		iMediaList->RemoveMediaListObserver (this);
+		}
+	if ( iAttributeContext)
+		{
+		delete iAttributeContext;
+		}
+	if ( iThumbnailContext)
+		{
+		delete iThumbnailContext;
+		}
+	}
+
+// ---------------------------------------------------------------------------
+// Two-phased constructor.
+// ---------------------------------------------------------------------------
+// 
+EXPORT_C CGlxContainerInfoBubble *CGlxContainerInfoBubble::NewL(MGlxMediaList
+		*aMediaList, CAlfEnv &aEnv, CAlfControl &aOwnerControl)
+	{
+	TRACER("GLX_CLOUD::CGlxContainerInfoBubble::NewL");
+	CGlxContainerInfoBubble *self = CGlxContainerInfoBubble::NewLC(aMediaList,aEnv, aOwnerControl);
+	CleanupStack::Pop(self);
+	return self;
+	}
+
+// ---------------------------------------------------------------------------
+// Two-phased constructor.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CGlxContainerInfoBubble *CGlxContainerInfoBubble::NewLC(MGlxMediaList
+		*aMediaList, CAlfEnv &aEnv, CAlfControl &aOwnerControl)
+	{
+	TRACER("GLX_CLOUD::CGlxContainerInfoBubble::NewLC");
+	CGlxContainerInfoBubble *self = new(ELeave)CGlxContainerInfoBubble(aMediaList);
+	CleanupStack::PushL(self);
+	self->ConstructL(aEnv, aOwnerControl);
+	return self;
+	}
+
+// ---------------------------------------------------------------------------
+// ShowNow()
+// ---------------------------------------------------------------------------
+//
+void CGlxContainerInfoBubble::ShowNowL()
+	{
+	TRACER("GLX_CLOUD::CGlxContainerInfoBubble::ShowNow");
+	// if we got texture, titles and timer is complete, show the bubble
+	if ( iTexture && iMediaTitle && iMediaSubTitle && iTimerComplete )
+		{
+		//last three items will come from medialist
+		DisplayBubbleL (iPos,*iTexture, *iMediaTitle, *iMediaSubTitle); //last three items will come from medialist
+		}
+	}
+
+// ---------------------------------------------------------------------------
+// ConstructL()
+// ---------------------------------------------------------------------------
+//
+void CGlxContainerInfoBubble::ConstructL(CAlfEnv &aEnv, CAlfControl
+&aOwnerControl)
+	{
+	TRACER("GLX_CLOUD::CGlxContainerInfoBubble::ConstructL");
+	CGlxInfoBubble::BaseConstructL (aOwnerControl, aEnv);
+	iTimer = CGlxBubbleTimer::NewL (this);
+	//medialist code
+	iAttributeContext = CGlxDefaultAttributeContext::NewL ();
+	iAttributeContext->AddAttributeL (KMPXMediaGeneralTitle);
+	iAttributeContext->AddAttributeL (KGlxMediaCollectionPluginSpecificSubTitle);
+
+	iThumbnailContext = CGlxDefaultThumbnailContext::NewL ();
+	iThumbnailContext->SetDefaultSpec (50, 50);
+	iThumbnailContext->SetRangeOffsets (5, 5);
+	iAttributeContext->SetRangeOffsets (10, 10);
+
+	iMediaList->AddContextL (iAttributeContext, 
+	                            KGlxFetchContextPriorityCloudViewInfoBubble );
+	                            
+	iMediaList->AddMediaListObserverL ( this);
+	iMediaList->AddContextL (iThumbnailContext, 
+	                            KGlxFetchContextPriorityCloudViewInfoBubble );  
+	                            
+	TInt listCount = iMediaList->Count ();
+	GLX_LOG_INFO1("GLX_CLOUD ::CGlxContainerInfoBubble::ConstructL iMediaList->FocusIndex  %d ", iMediaList->FocusIndex ());
+	GLX_LOG_INFO1("GLX_CLOUD ::CGlxContainerInfoBubble::ConstructL MedialistCount  %d ",listCount);
+
+	if ( listCount)
+		{
+		SetAttributesL ();
+		}
+	}
+
+// ---------------------------------------------------------------------------
+// SetAttributes()
+// ---------------------------------------------------------------------------
+//
+void CGlxContainerInfoBubble::SetAttributesL()
+	{
+	TRACER("GLX_CLOUD::CGlxContainerInfoBubble::SetAttributes()");
+	
+    // Set the attribute context here for fetching the list data		
+    TSize size(KThumbnailWidth, KThumbnailHeight);	
+    	
+	TMPXAttribute attrThumbnail(KGlxMediaIdThumbnail
+	    ,GlxFullThumbnailAttributeId (ETrue, size.iWidth, size.iHeight)); 
+    
+	TGlxMedia media = iMediaList->Item (iMediaList->FocusIndex());
+	
+	TGlxIdSpaceId IdSpaceId = iMediaList->IdSpaceId(iMediaList->FocusIndex());
+	
+	// Get the Title, ignore return value
+	GetMediaTitleL( media);
+
+	// Get the subtitle, ignore return value
+	GetMediaSubTitleL( media);
+	
+	//Get the thumbnail, ignore return value
+	GetMediaThumbNailL( media, IdSpaceId, size, attrThumbnail );
+	
+	ShowNowL();
+	}
+// ---------------------------------------------------------------------------
+// SetAttributes()
+// ---------------------------------------------------------------------------
+//
+void CGlxContainerInfoBubble::SetAttributesL(
+    const RArray<TMPXAttribute>& aAttributes,
+    const TInt& aAttributescount )
+	{
+    TRACER("GLX_CLOUD::CGlxContainerInfoBubble::SetAttributesL");
+    // Set the attribute context here for fetching the list data
+    TSize size(KThumbnailWidth, KThumbnailHeight);	
+	TMPXAttribute attrThumbnail(KGlxMediaIdThumbnail,
+		GlxFullThumbnailAttributeId (ETrue, size.iWidth, size.iHeight)); 
+	
+    const TGlxMedia media = iMediaList->Item (iMediaList->FocusIndex());
+
+	TGlxIdSpaceId IdSpaceId = iMediaList->IdSpaceId(iMediaList->FocusIndex());	
+	
+	TBool updateBubble = EFalse;
+	// Loop untill it checks for all the avialable attributes
+	for (TInt i = aAttributescount - 1; i >= 0 ; i--)
+	    {
+	    //Get the Title if the fetched attribute is MediaTitle
+	    if ( aAttributes[i] == KMPXMediaGeneralTitle )
+	        {
+            // update bubble if we changed the title
+	        updateBubble = GetMediaTitleL(media);
+	        }
+	    
+	    //Get the SubTitle if the fetched attribute is MediaSubTitle
+    	else if ( aAttributes[i] == KGlxMediaCollectionPluginSpecificSubTitle)
+	        {
+            // update bubble if we changed the subtitle
+	        updateBubble = GetMediaSubTitleL(media);
+    	    }
+    	//Get the ThumbNail if the fetched attribute is MediaThumbNail   
+    	else if ( (attrThumbnail.ContentId() == aAttributes[i].ContentId())
+    	     && (attrThumbnail.AttributeId() == aAttributes[i].AttributeId() ) )
+	        {
+            // update bubble if thumbnail changed
+	        updateBubble = 
+	            GetMediaThumbNailL( media, IdSpaceId, size, attrThumbnail );
+   	        }
+	     } 
+	if ( updateBubble )
+	    {
+	    ShowNowL();
+	    }
+	}
+
+
+// ---------------------------------------------------------------------------
+// GetMediaTitle()
+// ---------------------------------------------------------------------------
+TBool CGlxContainerInfoBubble::GetMediaTitleL(const TGlxMedia& aMedia)
+    {
+    TRACER("GLX_CLOUD::CGlxContainerInfoBubble::GetMediaTitleL");
+    // get current title
+    const TDesC& title = aMedia.Title();
+    // if we dont have a title
+   	if( !iMediaTitle )
+   	    {
+   	    // we dont have a title so get the title
+		iMediaTitle = title.AllocL();
+		return ETrue;
+	    }
+    // if we have a title, but its different than new one (tag renamed)
+    else if( iMediaTitle->Compare( title ) )
+        {
+        // allocate the new title
+        HBufC* tempTitle = title.AllocL();
+        // got new title so release old
+        delete iMediaTitle;
+        // assign new in place of old
+        iMediaTitle = tempTitle;
+        // did change title
+        return ETrue;
+        }
+    return EFalse;
+    }
+
+// ---------------------------------------------------------------------------
+// GetMediaSubTitle()
+// ---------------------------------------------------------------------------
+TBool CGlxContainerInfoBubble::GetMediaSubTitleL(const TGlxMedia& aMedia)
+    {
+    TRACER("GLX_CLOUD::CGlxContainerInfoBubble::GetMediaSubTitleL");
+    // get current subtitle
+    const TDesC& title = aMedia.SubTitle();
+    // if we dont have a subtitle
+    if( !iMediaSubTitle )
+        {
+        // we dont have a subtitle so get the title
+        iMediaSubTitle = title.AllocL();
+        return ETrue;
+        }
+    // if we have a subtitle, but its different than new one (count changed)
+    else if( iMediaSubTitle->Compare( title ) )
+        {
+        // allocate the new subtitle
+        HBufC* tempTitle = title.AllocL();
+        // got new so release old
+        delete iMediaSubTitle;
+        // assign new in place of old
+        iMediaSubTitle = tempTitle;
+        // did change subtitle
+        return ETrue;
+        }
+    return EFalse;
+    }
+
+// ---------------------------------------------------------------------------
+// GetMediaThumbNailL()
+// ---------------------------------------------------------------------------
+//
+TBool CGlxContainerInfoBubble::GetMediaThumbNailL(const TGlxMedia& aMedia,
+    TGlxIdSpaceId& aIdSpaceId,TSize& aSize, 
+    TMPXAttribute& aAttrThumbnail)
+    {
+    TRACER("GLX_CLOUD ::CGlxContainerInfoBubble::SetAttributesL Thumbnail available");
+
+    //Get the thumbnail
+    if ( aMedia.ThumbnailAttribute( aAttrThumbnail ) )
+        {
+        // take the address of the created texture
+        iTexture = &( CreateThumbnailTextureL( aMedia, aIdSpaceId, aSize ) );
+        return ETrue;
+        }
+    //If there is an error in thumbnail attribute i.e the thumbnail is broken then create broken thumbnail
+    else if (GlxErrorManager::HasAttributeErrorL(aMedia.Properties(), KGlxMediaIdThumbnail) != KErrNone )
+        {
+        // create 'default' icon
+        TFileName resFile(KDC_APP_BITMAP_DIR);
+        resFile.Append(KGlxIconsFilename);
+
+        TSize iconSize( KThumbnailWidth, KThumbnailHeight );    
+        
+        //Create the texture for broken thumbnail
+        iTexture = &(iUiUtility->GlxTextureManager().CreateIconTextureL(
+            EMbmGlxiconsQgn_prop_image_corrupted, resFile, iconSize ) );
+        return ETrue;
+        }
+    return EFalse;
+    }
+    
+        	
+// ---------------------------------------------------------------------------
+// TimerCompleteL()
+// ---------------------------------------------------------------------------
+//
+void CGlxContainerInfoBubble::TimerCompleteL()
+	{
+	TRACER("GLX_CLOUD::CGlxContainerInfoBubble::TimerCompleteL");
+	iTimerComplete =ETrue;
+	TRAP_IGNORE (ShowNowL ());
+	}
+
+// ---------------------------------------------------------------------------
+// SetFocus()
+// ---------------------------------------------------------------------------
+//
+void CGlxContainerInfoBubble::SetFocus(TPoint aPos)
+	{
+	TRACER("GLX_CLOUD::CGlxContainerInfoBubble::SetFocus");
+	DisappearBubble ();
+	
+	if ( iTexture )
+	    {
+	    iUiUtility->GlxTextureManager().RemoveTexture( *iTexture );
+	    ResetImage();
+	    iTexture = NULL;
+	    }
+	iPos = aPos;
+	//fetch the attributes from medialsit
+	iTimerComplete =EFalse;
+	iTimer->Cancel ();//cancels any outstanding requests
+	if ( iMediaTitle)
+		{
+		delete iMediaTitle;
+		iMediaTitle =NULL;
+		}
+	if ( iMediaSubTitle)
+		{
+		delete iMediaSubTitle;
+		iMediaSubTitle =NULL;
+		}
+	TRAP_IGNORE(SetAttributesL());
+	iTimer->SetDelay (1500000);//1.5 seconds delay
+	}
+
+// ---------------------------------------------------------------------------
+// Default C++ Constructor
+// ---------------------------------------------------------------------------
+//
+CGlxContainerInfoBubble::CGlxContainerInfoBubble(MGlxMediaList *aMediaList) :
+	CGlxInfoBubble(), iMediaList(aMediaList)
+	{
+	TRACER("GLX_CLOUD::CGlxContainerInfoBubble::CGlxContainerInfoBubble");
+	}
+
+//medialist Observers
+
+// ---------------------------------------------------------------------------
+// HandleItemAddedL().
+// ---------------------------------------------------------------------------
+//
+void CGlxContainerInfoBubble::HandleItemAddedL(TInt /*aStartIndex*/,
+		TInt /*aEndIndex*/, MGlxMediaList* /*aList*/)
+	{
+	}
+
+// ---------------------------------------------------------------------------
+// HandleMediaL().
+// ---------------------------------------------------------------------------
+//
+void CGlxContainerInfoBubble::HandleMediaL(
+    TInt /*aListIndex*/, MGlxMediaList* /*aList*/ )
+	{
+	}
+
+// ---------------------------------------------------------------------------
+// HandleItemRemoved().
+// ---------------------------------------------------------------------------
+//
+void CGlxContainerInfoBubble::HandleItemRemovedL(TInt /*aStartIndex*/,
+		TInt /*aEndIndex*/, MGlxMediaList* /*aList*/)
+	{
+	}
+
+// ---------------------------------------------------------------------------
+// HandleItemModifiedL().
+// ---------------------------------------------------------------------------
+//
+void CGlxContainerInfoBubble::HandleItemModifiedL(
+		const RArray<TInt>& /*aItemIndexes*/, MGlxMediaList* /*aList*/)
+	{
+	}
+
+// ---------------------------------------------------------------------------
+// HandleAttributesAvailableL().
+// ---------------------------------------------------------------------------
+//
+void CGlxContainerInfoBubble::HandleAttributesAvailableL(TInt aItemIndex,
+		const RArray<TMPXAttribute>& aAttributes, MGlxMediaList*/* aList*/)
+	{
+	TRACER("GLX_CLOUD::CGlxContainerInfoBubble::HandleAttributesAvailableL");
+
+	TInt attCount = aAttributes.Count ();
+	GLX_LOG_INFO1("GLX_CLOUD ::CGlxContainerInfoBubble::HandleAttributesAvailableL  count: %d ",attCount);
+	GLX_LOG_INFO1("GLX_CLOUD ::CGlxContainerInfoBubble::HandleAttributesAvailableL  Item Index: %d ", aItemIndex);
+
+	if ( ( attCount ) && (iMediaList->FocusIndex() == aItemIndex ) )
+		{
+		SetAttributesL( aAttributes, attCount );
+		}
+	}
+
+// ---------------------------------------------------------------------------
+// HandleFocusChangedL().
+// ---------------------------------------------------------------------------
+//
+void CGlxContainerInfoBubble::HandleFocusChangedL(
+		NGlxListDefs::TFocusChangeType /*aType*/, TInt /*aNewIndex*/,
+		TInt /*aOldIndex*/, MGlxMediaList* /*aList*/)
+	{
+	}
+
+// ---------------------------------------------------------------------------
+// HandleItemSelected().
+// ---------------------------------------------------------------------------
+//
+void CGlxContainerInfoBubble::HandleItemSelectedL(TInt /*aIndex*/,
+		TBool /*aSelected*/, MGlxMediaList* /*aList*/)
+	{
+	}
+
+// ---------------------------------------------------------------------------
+// HandleMessageL().
+// ---------------------------------------------------------------------------
+//
+void CGlxContainerInfoBubble::HandleMessageL(const CMPXMessage& /*aMessage*/,
+		MGlxMediaList* /*aList*/)
+	{
+	}
+
+//  End of File