author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 31 Aug 2010 16:17:46 +0300 | |
branch | RCL_3 |
changeset 93 | 79859ed3eea9 |
parent 91 | 30342f40acbf |
child 94 | 919f36ff910f |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2006 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 the License "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: Handles the viewing of a single frame. If the page is not frame |
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* enabled, this class is used as the single view. If frame |
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* enabled, there is one instance of this class for each frame. |
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* |
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*/ |
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#include "../../bidi.h" |
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#include <fbs.h> |
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#include <coemain.h> |
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#include "WebSprite.h" |
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/* |
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* CWebSprite class serves as a replacement for Symbian RWsSprite |
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* in the cases when transparent window is possible (platform supports it). |
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* It's a window owning CCoeControl which window gets highest priority and |
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* smallest ordinal number. That allows to CWebSprite be on top of all windows |
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* in the same window group. The movement is restricted by boundaries of the |
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* parent CCoeControl window or Root Window if parent is NULL. |
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* Only one bitmap is supported, so animation is not possible. |
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* If platform doesn't support window transparency CWebSprite acts as wrapper |
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* around RWsSprite. |
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*/ |
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// ====================================================================== |
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// CWebSprite::NewL |
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// ====================================================================== |
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CWebSprite* CWebSprite::NewL(TPoint& aPos, CFbsBitmap* aBitmap, |
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CFbsBitmap* aMask, TBool aInvertMask) |
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{ |
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CWebSprite* self = new(ELeave)CWebSprite(NULL, aBitmap, aMask, aInvertMask); |
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CleanupStack::PushL(self); |
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self->ConstructL(aPos); |
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CleanupStack::Pop(); |
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return self; |
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} |
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// ====================================================================== |
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// CWebSprite::NewL |
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// ====================================================================== |
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CWebSprite* CWebSprite::NewL(CCoeControl* aParent, TPoint& aPos, |
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CFbsBitmap* aBitmap, CFbsBitmap* aMask, |
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TBool aInvertMask) |
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{ |
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CWebSprite* self = new(ELeave)CWebSprite(aParent, aBitmap, aMask, aInvertMask); |
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CleanupStack::PushL(self); |
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self->ConstructL(aParent, aPos); |
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CleanupStack::Pop(); |
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return self; |
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} |
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// ====================================================================== |
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// CWebSprite::BaseConstructL |
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// ====================================================================== |
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void CWebSprite::BaseConstructL(TPoint& aPos, CFbsBitmap* aBitmap, |
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CFbsBitmap* aMask, TBool aInvertMask) |
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{ |
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iBitmap = aBitmap; |
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iMask = aMask; |
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iInvertMask = aInvertMask; |
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iParent = NULL; |
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ConstructL(aPos); |
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} |
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// ====================================================================== |
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// CWebSprite::BaseConstructL |
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// ====================================================================== |
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void CWebSprite::BaseConstructL(CCoeControl* aParent, TPoint& aPos, |
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CFbsBitmap* aBitmap, CFbsBitmap* aMask, |
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TBool aInvertMask) |
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{ |
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iBitmap = aBitmap; |
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iMask = aMask; |
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iInvertMask = aInvertMask; |
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iParent = aParent; |
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ConstructL(aParent, aPos); |
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} |
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// ====================================================================== |
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// CWebSprite::CWebSprite() |
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// ====================================================================== |
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CWebSprite::CWebSprite() |
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{ |
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} |
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// ====================================================================== |
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// CWebSprite::CWebSprite() |
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// ====================================================================== |
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CWebSprite::CWebSprite(CCoeControl* aParent, CFbsBitmap* aBitmap, |
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CFbsBitmap* aMask, TBool aInvertMask) : |
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79859ed3eea9
Revision: 201034
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
91
diff
changeset
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iParent(aParent), iBitmap(aBitmap), iMask(aMask), |
79859ed3eea9
Revision: 201034
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
91
diff
changeset
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iInvertMask(aInvertMask), iWin(NULL) |
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{ |
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} |
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// ====================================================================== |
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// CWebSprite::ConstructL |
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// ====================================================================== |
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void CWebSprite::ConstructL(TPoint& aPos) |
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{ |
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ConstructL(NULL, aPos); |
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} |
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// ====================================================================== |
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// CWebSprite::ConstructL |
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// ====================================================================== |
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void CWebSprite::ConstructL(CCoeControl* aParent, TPoint& aPos) |
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{ |
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TInt err = KErrNone; |
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if (aParent) |
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{ |
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CreateWindowL(aParent); |
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} |
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else |
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{ |
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CreateWindowL(); |
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} |
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iWin = &(Window()); |
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iWin->SetRequiredDisplayMode(EColor16MA); |
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err = iWin->SetTransparencyAlphaChannel(); |
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if (err != KErrNone) |
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{ |
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// Transparency is not possible - close window and use sprites |
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CloseWindow(); |
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iWin = NULL; |
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} |
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if (iWin) |
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{ |
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iWin->SetOrdinalPosition(0, KPasswordWindowGroupPriority - 1); |
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iWin->SetBackgroundColor(TRgb(0,0)); |
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if (iBitmap) |
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{ |
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init(aPos, iBitmap->SizeInPixels()); |
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ActivateL(); |
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} |
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else |
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{ |
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SetPosition(aPos); |
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Hide(); |
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} |
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} |
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else |
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{ |
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MakeVisible(EFalse); |
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CreateSprite(aPos); |
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} |
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} |
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// ====================================================================== |
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// CWebSprite::CreateSprite |
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// ====================================================================== |
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void CWebSprite::CreateSprite(TPoint& aPos) |
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{ |
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/* |
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* We should come here only if iWin is NULL since it will mean that |
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* transparent windowis not possible and we are using sprite |
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*/ |
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RWindowTreeNode* window = iParent ? static_cast<RWindowTreeNode*>(iParent->DrawableWindow()) : |
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static_cast<RWindowTreeNode*>(&(ControlEnv()->RootWin())); |
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iSprite = RWsSprite(ControlEnv()->WsSession()); |
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iSprite.Construct(*window, aPos, ESpriteNoChildClip); |
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TSpriteMember spriteMem; |
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spriteMem.iBitmap = iBitmap; |
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spriteMem.iMaskBitmap = iMask; |
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spriteMem.iInvertMask = iInvertMask; |
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iSprite.AppendMember(spriteMem); |
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iSprite.Activate(); |
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} |
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// ====================================================================== |
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// CWebSprite::UpdateSprite |
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// ====================================================================== |
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void CWebSprite::UpdateSprite() |
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{ |
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/* |
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* We should come here only if iWin is NULL since it will mean that |
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* transparent windowis not possible and we are using sprite |
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*/ |
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TSpriteMember spriteMem; |
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spriteMem.iBitmap = iBitmap; |
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spriteMem.iMaskBitmap = iMask; |
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spriteMem.iInvertMask = iInvertMask; |
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iSprite.UpdateMember(0, spriteMem); |
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} |
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// ====================================================================== |
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// CWebSprite::init |
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// ====================================================================== |
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void CWebSprite::init(TPoint& aPos, TSize aSize) |
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{ |
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if (iWin) |
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{ // we have a window - let's set position and size |
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SetPosition(aPos); |
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SetSizeWithoutNotification(aSize); |
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} |
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} |
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// ====================================================================== |
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// CWebSprite::Draw |
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// ====================================================================== |
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void CWebSprite::Draw(const TRect& aRect) const |
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{ |
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if (IsActivated() && iBitmap) |
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{ |
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CWindowGc& gc = SystemGc(); |
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gc.Clear(aRect); |
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Window().SetOrdinalPosition(0, KPasswordWindowGroupPriority - 1); |
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TPoint pt = TPoint(0,0); |
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TRect rect = TRect(pt, iBitmap->SizeInPixels()); |
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gc.BitBltMasked(pt, iBitmap, rect, iMask, iInvertMask); |
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} |
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} |
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// ====================================================================== |
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// CWebSprite::SetBitmap |
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// ====================================================================== |
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void CWebSprite::SetBitmap(CFbsBitmap* aBitmap, CFbsBitmap* aMask, TBool aInvertMask) |
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{ |
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iBitmap = aBitmap; |
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iMask = aMask; |
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iInvertMask = aInvertMask; |
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if(iWin && aBitmap) |
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{ |
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TPoint pos = Position(); |
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init(pos, aBitmap->SizeInPixels()); |
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} |
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} |
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// ====================================================================== |
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// CWebSprite::Update |
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// ====================================================================== |
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void CWebSprite::Update(const TPoint& aPos, CFbsBitmap* aBitmap, |
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CFbsBitmap* aMask) |
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{ |
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SetPos(aPos); |
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Update(aBitmap, aMask); |
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} |
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// ====================================================================== |
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// CWebSprite::Update |
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// ====================================================================== |
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void CWebSprite::Update(CFbsBitmap* aBitmap, CFbsBitmap* aMask) |
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{ |
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TInt err = KErrNone; |
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if(iWin && aBitmap) // if we have a window and bitmap check if we need |
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{ // to finish initialization |
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if (!IsActivated() || !iBitmap) // if control wasn't activated |
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{ // or bitmap was reset last time to NULL, |
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TPoint pos = Position(); // because somebody wanted to reuse this control, |
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init(pos, aBitmap->SizeInPixels()); // we will try to initialize the control. |
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TRAP(err, ActivateL()); |
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} |
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} |
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if (err == KErrNone) |
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{ |
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iBitmap = aBitmap; |
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iMask = aMask; |
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} |
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else |
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{ |
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iBitmap = NULL; |
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iMask = NULL; |
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} |
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if (!iWin) |
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{ |
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UpdateSprite(); |
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} |
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else if (iBitmap) |
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{ |
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Show(); |
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DrawNow(); |
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} |
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} |
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// ====================================================================== |
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// CWebSprite::Update |
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// ====================================================================== |
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void CWebSprite::Update(CFbsBitmap* aBitmap, CFbsBitmap* aMask, |
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TBool aInvertMask) |
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{ |
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iInvertMask = aInvertMask; |
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Update(aBitmap, aMask); |
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} |
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// ====================================================================== |
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// CWebSprite::Show |
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// ====================================================================== |
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void CWebSprite::Show() |
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{ |
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if (iWin) |
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{ |
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MakeVisible(ETrue); |
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} |
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else |
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{ |
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UpdateSprite(); |
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} |
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} |
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// ====================================================================== |
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// CWebSprite::Hide |
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// ====================================================================== |
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void CWebSprite::Hide() |
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{ |
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if (iWin) |
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{ |
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MakeVisible(EFalse); |
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} |
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else |
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{ |
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Update(NULL, NULL); |
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} |
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} |
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// ====================================================================== |
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// CWebSprite::~CWebSprite |
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// ====================================================================== |
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CWebSprite::~CWebSprite() |
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{ |
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if (!iWin) |
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{ |
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iSprite.Close(); |
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} |
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} |
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// ====================================================================== |
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// CWebSprite::SetPos |
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// ====================================================================== |
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void CWebSprite::SetPos(const TPoint& aPos) |
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{ |
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if (!iWin) |
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{ |
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iSprite.SetPosition(aPos); |
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} |
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else |
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{ |
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TPoint pos = Position(); |
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if (pos != aPos) |
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{ |
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CCoeControl::SetPosition(aPos); |
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} |
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} |
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} |
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// ====================================================================== |
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// CWebSprite::IsShown |
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// ====================================================================== |
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TBool CWebSprite::IsShown() |
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{ |
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// if it's a window owning CoeControl just return IsVisible() |
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// otherwise check if bitmap != NULL and if it's not then |
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// sprite is shown. |
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return (iWin && IsVisible()) || iBitmap != NULL; |
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} |