author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 14 Sep 2010 20:58:58 +0300 | |
branch | RCL_3 |
changeset 35 | 3321d3e205b6 |
parent 34 | 5456b4e8b3a8 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: Preview provider API |
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* |
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*/ |
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#ifndef TSPREVIEWOBSERVER_H |
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#define TSPREVIEWOBSERVER_H |
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// INCLUDES |
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#include <e32base.h> |
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/** |
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* Observer for preview screenshot changes. Client must implement this and |
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* register itself when calling CTsFastSwapPreviewProvider::NewL. Callback |
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* methods are called whenever there is a new preview screenshot taken from |
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* the applications or when an application is exited. |
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* |
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* @see CTsFastSwapPreviewProvider |
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*/ |
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class MTsFastSwapPreviewObserver |
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{ |
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public: |
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/** |
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* Called when application has changed and screenshot has been taken. |
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* New sceenshots will be taken and provided to the client via this |
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* callback every time the application goes to background. |
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* |
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* @param aWgId Window group id of the application. |
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* @param aFbsHandle Handle to screenshot CFbsBitmap. |
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*/ |
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virtual void HandleFswPpApplicationChange( TInt aWgId, TInt aFbsHandle ) = 0; |
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/** |
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* Called when application has been exited. Client can free the resources |
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* related to aWgId (for example a copied bitmap) since the application is |
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* no more running. |
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* |
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* @param aWgId Window group id of the application. |
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*/ |
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virtual void HandleFswPpApplicationUnregistered( TInt aWgId ) = 0; |
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/** |
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* Called when screenshot for the application needs rotation. Client should |
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* rotate bitmap for the given aWgId by 90 degrees, otherwise it will be |
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* displayed incorrectly. |
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* |
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* @param aWgId Window group id of the application |
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* @param aClockwise marks direction of the rotation (ETrue - clockwise, EFalse - counter clockwise) |
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*/ |
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3321d3e205b6
Revision: 201033
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
34
diff
changeset
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virtual void HandleFswPpApplicationBitmapRotation( TInt aWgId, TInt aFbsHandle, TBool aClockwise ) = 0; |
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}; |
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#endif // TSPREVIEWOBSERVER_H |
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// End of file |