author | William Roberts <williamr@symbian.org> |
Fri, 12 Nov 2010 11:42:24 +0000 | |
branch | RCL_3 |
changeset 66 | 8ee165fddeb6 |
parent 0 | 15bf7259bb7c |
permissions | -rw-r--r-- |
0
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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 "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: Server side screen buffer handling |
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* |
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*/ |
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#include "alfsrvscreenbuffermanager.h" |
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#include "alflogger.h" |
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#include <alf/alfappserver.h> |
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#include <uiacceltk/HuiEnv.h> |
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// ---------------------------- |
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// Uid for requesting Hui Screen Buffer GC |
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const TUid KHuiInternalFbsBitmapBufferGcUid = {0x2000e5a3}; |
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// Screen buffer flags |
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enum TAlfServerScreenBufferFlags |
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{ |
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EAlfScreenBufferFlagNone = 0, |
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EAlfScreenBufferFlagDisableDrawToWindow = 1 |
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}; |
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// ======== MEMBER FUNCTIONS ======== |
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// --------------------------------------------------------------------------- |
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// NewL |
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// --------------------------------------------------------------------------- |
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// |
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CAlfSrvScreenBufferManager* CAlfSrvScreenBufferManager::NewL(CAlfAppServer& aAppServer) |
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{ |
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CAlfSrvScreenBufferManager* self = new( ELeave ) CAlfSrvScreenBufferManager(aAppServer); |
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CleanupStack::PushL( self ); |
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self->ConstructL(); |
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CleanupStack::Pop( self ); |
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return self; |
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} |
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// --------------------------------------------------------------------------- |
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// Constructor |
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// --------------------------------------------------------------------------- |
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// |
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CAlfSrvScreenBufferManager::CAlfSrvScreenBufferManager(CAlfAppServer& aAppServer) |
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: iAlfAppServer(aAppServer) |
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{ |
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} |
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// --------------------------------------------------------------------------- |
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// Second phase constructor |
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// --------------------------------------------------------------------------- |
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// |
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void CAlfSrvScreenBufferManager::ConstructL() |
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{ |
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} |
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// --------------------------------------------------------------------------- |
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// Destructor |
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// --------------------------------------------------------------------------- |
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// |
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CAlfSrvScreenBufferManager::~CAlfSrvScreenBufferManager() |
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{ |
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iScreenBufferObservers.Close(); |
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} |
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// --------------------------------------------------------------------------- |
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// Delivers screen buffer complete event. |
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// --------------------------------------------------------------------------- |
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// |
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TBool CAlfSrvScreenBufferManager::ScreenBufferComplete(TUid aUid, TRect& aDisplayRect, TRect& aDirtyRect) |
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{ |
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TAlfScreenBufferEvent event = {aUid, 0, aDisplayRect, aDirtyRect}; |
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TriggerScreenBufferCompleteEvent(event); |
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return EFalse; |
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} |
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// --------------------------------------------------------------------------- |
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// Delivers screen buffer event. |
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// --------------------------------------------------------------------------- |
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// |
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void CAlfSrvScreenBufferManager::HandleScreenBufferEvent(TUid aUid, TInt aEventId) |
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{ |
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TAlfScreenBufferEvent event = {aUid, aEventId, TRect(), TRect()}; |
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TriggerScreenBufferEvent(event); |
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} |
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// --------------------------------------------------------------------------- |
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// Complete pending client requests for given screen buffer. |
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// --------------------------------------------------------------------------- |
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// |
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TBool CAlfSrvScreenBufferManager::TriggerScreenBufferEvent(TAlfScreenBufferEvent& aEvent) |
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111 |
{ |
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CAlfSrvScreenBufferManager::TScreenBufferObserverItem item(aEvent.iBufferUid, 0, 0, NULL, NULL, 0); |
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TInt index; |
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TBool observerClientFound = EFalse; |
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115 |
|
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if (FindFromScreenBufferArray(item, index) != KErrNone) |
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{ |
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// Error or no observers. Remove the observer from Hui as we cannot process it. |
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__ALFLOGSTRING1( "CAlfSrvScreenBufferManager::TriggerScreenBufferEvent. Observer not found for buffer %x ", aEvent.iBufferUid.iUid ) |
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CHuiDisplay* display = NULL; |
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FindScreenBufferDisplay(aEvent.iBufferUid, &display); |
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if (display) |
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123 |
{ |
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display->RemoveScreenBufferObserver(); |
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} |
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} |
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127 |
else |
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128 |
{ |
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observerClientFound = ETrue; |
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130 |
|
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// Complete pending request for all observers |
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TInt count = iScreenBufferObservers.Count(); |
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133 |
|
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// Buffer draw complete event is given only the first observer i.e. which has the highest priority |
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if (aEvent.iEventId == MHuiScreenBufferObserver::EBufferDrawComplete) |
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136 |
{ |
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count = index + 1; // do loop only once |
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} |
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139 |
|
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for(; (index < count) && (iScreenBufferObservers[index].iBufferUid == aEvent.iBufferUid); index++) |
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141 |
{ |
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if (aEvent.iEventId == MHuiScreenBufferObserver::ECreated) |
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143 |
{ |
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// Update Hui display pointer in the observer list |
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FindScreenBufferDisplay(iScreenBufferObservers[index].iBufferUid, &iScreenBufferObservers[index].iHuiDisplay); |
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146 |
} |
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else if (aEvent.iEventId == MHuiScreenBufferObserver::EDeleted) |
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148 |
{ |
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// Remove Hui display pointer from the observer list |
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iScreenBufferObservers[index].iHuiDisplay = NULL; |
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151 |
} |
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152 |
else |
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153 |
{ |
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// For PC-lint |
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155 |
} |
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156 |
|
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RMessagePtr2* message = &iScreenBufferObservers[index].iMessage; |
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if (!message->IsNull()) |
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159 |
{ |
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TPckg<TAlfScreenBufferEvent> eventPckg(aEvent); |
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TInt error = message->Write(0, eventPckg); |
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if ( error != KErrNone ) |
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163 |
{ |
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__ALFLOGSTRING1( "CAlfSrvScreenBufferManager::TriggerScreenBufferEvent: write error: %d", error ) |
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165 |
} |
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message->Complete(error); |
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167 |
} |
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168 |
else |
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169 |
{ |
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// Cannot sent a message to the client |
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// Store the event, if that cannot yet be sent |
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__ALFLOGSTRING2( "CAlfSrvScreenBufferManager::TriggerScreenBufferEvent: client not ready for buffer %x, pri %d",iScreenBufferObservers[index].iBufferUid.iUid, iScreenBufferObservers[index].iPriority ) |
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iScreenBufferObservers[index].iNextEventId = aEvent.iEventId; |
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174 |
} |
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175 |
} |
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176 |
} |
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return observerClientFound; |
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178 |
} |
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179 |
|
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180 |
|
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// --------------------------------------------------------------------------- |
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// Complete pending client requests for given screen buffer |
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// --------------------------------------------------------------------------- |
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// |
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185 |
TBool CAlfSrvScreenBufferManager::TriggerScreenBufferCompleteEvent(TAlfScreenBufferEvent& aEvent) |
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186 |
{ |
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CAlfSrvScreenBufferManager::TScreenBufferObserverItem item(aEvent.iBufferUid, 0, 0, NULL, NULL, 0); |
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TInt index; |
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TBool observerClientFound = EFalse; |
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CHuiDisplay* display = NULL; |
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191 |
|
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if (FindFromScreenBufferArray(item, index) != KErrNone) |
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193 |
{ |
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// Error or no observers. Remove the observer from Hui as we cannot process it. |
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__ALFLOGSTRING1( "CAlfSrvScreenBufferManager::TriggerScreenBufferEvent. Observer not found for buffer %x ", |
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aEvent.iBufferUid.iUid ) |
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197 |
FindScreenBufferDisplay(aEvent.iBufferUid, &display); |
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if (display) |
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199 |
{ |
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display->RemoveScreenBufferObserver(); |
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201 |
} |
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202 |
} |
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203 |
else |
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204 |
{ |
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observerClientFound = ETrue; |
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display = iScreenBufferObservers[index].iHuiDisplay; |
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207 |
|
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// If needed, draw Screen Buffer automatically to the window when the buffer is complete |
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209 |
if (display && |
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!(iScreenBufferObservers[index].iFlags & EAlfScreenBufferFlagDisableDrawToWindow)) |
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{ |
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display->DrawScreenBuffer(); |
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} |
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|
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// Complete pending request for the first observer only i.e. which has the highest priority |
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RMessagePtr2* message = &iScreenBufferObservers[index].iMessage; |
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if (!message->IsNull()) |
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{ |
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TPckg<TAlfScreenBufferEvent> eventPckg(aEvent); |
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TInt error = message->Write(0, eventPckg); |
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if ( error != KErrNone ) |
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{ |
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__ALFLOGSTRING1( "CAlfSrvScreenBufferManager::TriggerScreenBufferEvent: write error: %d", error ) |
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} |
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message->Complete(error); |
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} |
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else |
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{ |
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// Cannot sent a message to the client |
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__ALFLOGSTRING2( "CAlfSrvScreenBufferManager::TriggerScreenBufferEvent: client not ready for buffer %x, pri %d", |
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iScreenBufferObservers[index].iBufferUid.iUid, iScreenBufferObservers[index].iPriority ) |
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if (iScreenBufferObservers[index].iHuiDisplay) |
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{ |
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// Unlock the buffer to get the next callback |
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// todo: should we invalidate the whole hui display now as we can loose dirty rects here? |
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iScreenBufferObservers[index].iHuiDisplay->SetScreenBufferLock(EFalse); |
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} |
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} |
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} |
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return observerClientFound; |
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} |
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|
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|
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// --------------------------------------------------------------------------- |
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// Add the item to the observer array. |
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// --------------------------------------------------------------------------- |
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// |
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void CAlfSrvScreenBufferManager::AddScreenBufferObserver(CAlfAppSrvSessionBase* aSession, const RMessage2& aMessage) |
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{ |
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TAlfScreenBufferBitmaps event = {KNullUid, 0, 0, 0, 0}; |
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TPckg<TAlfScreenBufferBitmaps> eventPckg(event); |
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aMessage.Read(0, eventPckg); |
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|
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// Check capabilities in main screen buffer case |
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if (event.iBufferUid == KHuiUidBackBufferScreen0) |
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{ |
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if(!aMessage.HasCapability(ECapabilityWriteDeviceData) && !aMessage.HasCapability(ECapabilitySwEvent)) |
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{ |
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aMessage.Complete(KErrAccessDenied); |
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return; |
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} |
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} |
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|
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// Find the related display, if exists |
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CHuiDisplay* foundDisplay = NULL; |
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TInt err = InitScreenBufferDisplay(event, foundDisplay); |
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|
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if (!err) |
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{ |
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// Insert to the observer array |
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// Can have several observer sessions for one buffer, but do not allow duplicate (buffer,session) items. |
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// Order by (buffer, priority) |
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|
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CAlfSrvScreenBufferManager::TScreenBufferObserverItem removedItem(event.iBufferUid, 0, 0, NULL, aSession, 0); |
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TInt count = RemoveAndReturnScreenBufferObserver(removedItem); // remove matching (iBufferUid,aSession) item |
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// Reinitialize in case RemoveAndGetObserver() has modified item |
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CAlfSrvScreenBufferManager::TScreenBufferObserverItem item(event.iBufferUid, event.iPriority, event.iFlags, foundDisplay, aSession, 0); |
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item.iMessage = removedItem.iMessage; // Preserve message |
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|
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// NOTE: Commented out because no okDisplay exists => Compilation error |
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// __ALFLOGSTRING3( "CAlfSrvScreenBufferManager::AddScreenBufferObserver: Observer item in server list: uid=%x, pri=%d, disp=%d", event.iBufferUid, event.iPriority, okDisplay) |
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// __ALFLOGSTRING1( " session=%d", aSession ) |
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283 |
|
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err = iScreenBufferObservers.InsertInOrderAllowRepeats(item, CAlfSrvScreenBufferManager::InsertFunc); |
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} |
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286 |
|
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TInt msgErr = KErrNone; |
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|
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// Get the index of the first, i.e. highest prioroty, observer |
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CAlfSrvScreenBufferManager::TScreenBufferObserverItem item(event.iBufferUid, 0, 0, NULL, NULL, 0); |
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TInt highestPriorityIndex = KErrNotFound; |
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FindFromScreenBufferArray(item, highestPriorityIndex); |
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|
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if ( err ) |
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{ |
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// Error recovery. Remove the observer from Hui if there are no observers. |
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__ALFLOGSTRING1( "CAlfSrvScreenBufferManager::AddScreenBufferObserver: Not Added, error=%d", err) |
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if ((highestPriorityIndex < KErrNone) && foundDisplay) |
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{ |
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foundDisplay->RemoveScreenBufferObserver(); |
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} |
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msgErr = KErrCancel; // cancel |
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} |
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else |
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305 |
{ |
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if ( highestPriorityIndex >= 0 && (iScreenBufferObservers[highestPriorityIndex].iSession == aSession) && |
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foundDisplay) |
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308 |
{ |
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// Clear the Hui display lock as the newly added observer is of highest priority |
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foundDisplay->SetScreenBufferLock(EFalse); |
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311 |
} |
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312 |
|
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__ALFLOGSTRING( "CAlfSrvScreenBufferManager::AddScreenBufferObserver: Added ok.") |
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aMessage.Write(0, eventPckg); // update message |
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msgErr = KErrNone; // ok! |
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} |
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aMessage.Complete(msgErr); |
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} |
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319 |
|
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320 |
|
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// --------------------------------------------------------------------------- |
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// Initialize the aEvent struct with Hui display information |
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// --------------------------------------------------------------------------- |
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// |
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TInt CAlfSrvScreenBufferManager::InitScreenBufferDisplay(TAlfScreenBufferBitmaps& aEvent, CHuiDisplay*& aFoundDisplay) |
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326 |
{ |
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TInt err = KErrNone; |
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328 |
|
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FindScreenBufferDisplay(aEvent.iBufferUid, &aFoundDisplay); |
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330 |
|
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if (aFoundDisplay) |
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332 |
{ |
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// Display exists already |
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334 |
|
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TBool isFirstObserver = !ScreenBufferObserverExists(aEvent.iBufferUid); |
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if (isFirstObserver) |
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337 |
{ |
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// Add server as an observer to Hui display instance |
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TRAP(err, aFoundDisplay->AddScreenBufferObserverL(this)); |
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} |
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|
341 |
|
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if (!err) |
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343 |
{ |
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// Get a handle to the buffer of the display |
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MHuiFbsBitmapBufferGc* gc = (MHuiFbsBitmapBufferGc*)aFoundDisplay->GetGraphicsContext(KHuiInternalFbsBitmapBufferGcUid); |
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if (gc) |
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347 |
{ |
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CFbsBitmap* bitmap = gc->Bitmap(); |
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if (bitmap) |
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350 |
{ |
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aEvent.iBitmapHandle = bitmap->Handle(); |
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// event.iMaskHandle is not yet implemented |
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353 |
} |
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// Note: Gc can be released for KHuiInternalFbsBitmapBufferGcUid interface *only* as we |
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// know that it does not own the bitmap. So the bitmap is still valid. |
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gc->ReleaseGc(); |
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|
357 |
} |
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|
358 |
} |
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359 |
} |
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return err; |
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361 |
} |
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|
362 |
|
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// --------------------------------------------------------------------------- |
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// remove the item from the observer array. |
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365 |
// --------------------------------------------------------------------------- |
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366 |
// |
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void CAlfSrvScreenBufferManager::RemoveScreenBufferObserver(CAlfAppSrvSessionBase* aSession, const RMessage2& aMessage) |
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{ |
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TAlfScreenBufferEvent event; |
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TPckg<TAlfScreenBufferEvent> eventPckg(event); |
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aMessage.Read(0, eventPckg); |
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|
372 |
|
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TScreenBufferObserverItem item(event.iBufferUid, 0, 0, NULL, aSession, 0); |
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TInt count = RemoveAndReturnScreenBufferObserver(item); // Remove matching (iBufferUid,aSession) items |
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|
375 |
|
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if (count) |
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|
377 |
{ |
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|
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__ALFLOGSTRING( "CAlfSrvScreenBufferManager::RemoveScreenBufferObserver: observer removed.") |
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|
379 |
|
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// Complete pending message |
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RMessagePtr2* message = &item.iMessage; |
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|
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if (!message->IsNull()) |
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|
383 |
{ |
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|
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message->Complete(KErrCancel); |
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|
385 |
} |
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|
386 |
|
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|
387 |
// Remove observer from Coretoolkit |
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|
388 |
if (item.iHuiDisplay && !ScreenBufferObserverExists(event.iBufferUid)) |
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|
389 |
{ |
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|
390 |
item.iHuiDisplay->RemoveScreenBufferObserver(); |
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|
391 |
} |
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|
392 |
} |
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|
393 |
} |
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|
394 |
|
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|
395 |
|
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|
396 |
// --------------------------------------------------------------------------- |
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Revision: 201003
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|
397 |
// Unlock the buffer in Hui display |
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|
398 |
// --------------------------------------------------------------------------- |
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|
399 |
// |
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|
400 |
void CAlfSrvScreenBufferManager::RequestNextBuffer(CAlfAppSrvSessionBase* aSession, const RMessage2& aMessage) |
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|
401 |
{ |
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|
402 |
TInt err = KErrCancel; |
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Revision: 201003
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|
403 |
|
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Revision: 201003
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|
404 |
TUid uid; |
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|
405 |
TPckg<TUid> eventPckg(uid); |
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|
406 |
aMessage.Read(0, eventPckg); |
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|
407 |
|
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|
408 |
TInt index; |
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|
409 |
TScreenBufferObserverItem item(uid, 0, 0, NULL, NULL, 0); |
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|
410 |
|
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|
411 |
// Check if there is an observer for this buffer |
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Revision: 201003
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|
412 |
if (FindFromScreenBufferArray(item, index) != KErrNone) |
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Revision: 201003
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|
413 |
{ |
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Revision: 201003
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|
414 |
// Observer not found. Cancel this request. |
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Revision: 201003
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|
415 |
__ALFLOGSTRING( "CAlfSrvScreenBufferManager::RequestNextScreenBuffer: Observer not found. Cancel this request.") |
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Revision: 201003
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|
416 |
} |
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Revision: 201003
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|
417 |
// Check if the client is the higest priority observer? |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
418 |
else if (iScreenBufferObservers[index].iSession == aSession) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
419 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
420 |
CAlfSrvScreenBufferManager::TScreenBufferObserverItem* foundItem = &iScreenBufferObservers[index]; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
421 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
422 |
// Release buffer lock to signal HUI to process the next frame |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
423 |
if (foundItem->iHuiDisplay) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
424 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
425 |
foundItem->iHuiDisplay->SetScreenBufferLock(EFalse); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
426 |
err = KErrNone; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
427 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
428 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
429 |
else |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
430 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
431 |
// Not the highest priority observer. Just ignore the request. |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
432 |
err = KErrNone; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
433 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
434 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
435 |
aMessage.Complete(err); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
436 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
437 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
438 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
439 |
// --------------------------------------------------------------------------- |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
440 |
// Draw the screen buffer to the internal window |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
441 |
// --------------------------------------------------------------------------- |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
442 |
// |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
443 |
void CAlfSrvScreenBufferManager::RequestBufferDraw(CAlfAppSrvSessionBase* aSession, const RMessage2& aMessage) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
444 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
445 |
TInt err = KErrCancel; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
446 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
447 |
TUid uid; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
448 |
TPckg<TUid> eventPckg(uid); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
449 |
aMessage.Read(0, eventPckg); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
450 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
451 |
TInt index; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
452 |
TScreenBufferObserverItem item(uid, 0, 0, NULL, NULL, 0); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
453 |
if ( FindFromScreenBufferArray(item, index) != KErrNone) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
454 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
455 |
// Observer not found. Cancel this request. |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
456 |
__ALFLOGSTRING( "CAlfSrvScreenBufferManager::RequestNextScreenBuffer: Observer not found. Cancel this request.") |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
457 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
458 |
// Is the client the the higest priority observer? |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
459 |
else if (iScreenBufferObservers[index].iSession == aSession) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
460 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
461 |
CAlfSrvScreenBufferManager::TScreenBufferObserverItem* foundItem = &iScreenBufferObservers[index]; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
462 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
463 |
// Release buffer lock to signal HUI to process the next frame |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
464 |
if (foundItem->iHuiDisplay) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
465 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
466 |
foundItem->iHuiDisplay->DrawScreenBuffer(); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
467 |
err = KErrNone; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
468 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
469 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
470 |
else |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
471 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
472 |
// Not the highest priority observer. Just ignore the request. |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
473 |
err = KErrNone; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
474 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
475 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
476 |
// Complete this message first |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
477 |
aMessage.Complete(err); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
478 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
479 |
// Send a draw complete event if this is a highes priority observer |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
480 |
if (!err && (iScreenBufferObservers[index].iSession == aSession)) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
481 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
482 |
HandleScreenBufferEvent(uid, MHuiScreenBufferObserver::EBufferDrawComplete); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
483 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
484 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
485 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
486 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
487 |
// --------------------------------------------------------------------------- |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
488 |
// Store request message to the array item. |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
489 |
// --------------------------------------------------------------------------- |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
490 |
// |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
491 |
void CAlfSrvScreenBufferManager::RequestScreenBufferEvent(CAlfAppSrvSessionBase* aSession, const RMessage2& aMessage) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
492 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
493 |
TAlfScreenBufferEvent event; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
494 |
TPckg<TAlfScreenBufferEvent> eventPckg(event); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
495 |
aMessage.Read(0, eventPckg); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
496 |
TInt index; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
497 |
TScreenBufferObserverItem item(event.iBufferUid, 0, 0, NULL, aSession, 0); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
498 |
if ( FindFromScreenBufferArray(item, index) != KErrNone) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
499 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
500 |
// Observer not found. Cancel this request. |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
501 |
__ALFLOGSTRING( "CAlfSrvScreenBufferManager::RequestNextScreenBuffer: Observer not found. Cancel this request.") |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
502 |
aMessage.Complete(KErrCancel); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
503 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
504 |
else |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
505 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
506 |
CAlfSrvScreenBufferManager::TScreenBufferObserverItem* foundItem = &iScreenBufferObservers[index]; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
507 |
if (foundItem->iMessage.IsNull()) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
508 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
509 |
foundItem->iMessage = aMessage; // Copy message to the list item |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
510 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
511 |
else |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
512 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
513 |
aMessage.Complete(KErrAlreadyExists); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
514 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
515 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
516 |
// Check for pending next event |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
517 |
if (foundItem->iNextEventId != MHuiScreenBufferObserver::ENone) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
518 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
519 |
TInt eventId = foundItem->iNextEventId; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
520 |
foundItem->iNextEventId = MHuiScreenBufferObserver::ENone; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
521 |
HandleScreenBufferEvent(foundItem->iBufferUid, eventId); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
522 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
523 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
524 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
525 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
526 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
527 |
// --------------------------------------------------------------------------- |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
528 |
// Find Hui display for the buffer. |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
529 |
// --------------------------------------------------------------------------- |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
530 |
// |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
531 |
void CAlfSrvScreenBufferManager::FindScreenBufferDisplay(TUid aBufferUid, CHuiDisplay** aDisplay) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
532 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
533 |
*aDisplay = NULL; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
534 |
CHuiDisplay* display = NULL; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
535 |
CAlfAppUi* alfAppUi = iAlfAppServer.AppUi(); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
536 |
if (alfAppUi) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
537 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
538 |
TInt count = alfAppUi->HuiEnv().DisplayCount(); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
539 |
for(TInt i = 0; i < count; i++) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
540 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
541 |
display = &(alfAppUi->HuiEnv().Display(i)); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
542 |
if (display->ScreenBufferUid() == aBufferUid) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
543 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
544 |
*aDisplay = display; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
545 |
break; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
546 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
547 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
548 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
549 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
550 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
551 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
552 |
// --------------------------------------------------------------------------- |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
553 |
// Remove item from the array. Return a copy of removed item. |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
554 |
// --------------------------------------------------------------------------- |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
555 |
// |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
556 |
TInt CAlfSrvScreenBufferManager::RemoveAndReturnScreenBufferObserver(TScreenBufferObserverItem& aItem) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
557 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
558 |
TInt removedObserverCount = 0; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
559 |
TInt index = 0; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
560 |
TInt err = KErrNone; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
561 |
// There should not be more than one item but issue a while loop just in case... |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
562 |
while (err == KErrNone) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
563 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
564 |
err = FindFromScreenBufferArray(aItem, index); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
565 |
if (err == KErrNone) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
566 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
567 |
aItem = iScreenBufferObservers[index]; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
568 |
iScreenBufferObservers.Remove(index); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
569 |
removedObserverCount++; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
570 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
571 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
572 |
return removedObserverCount; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
573 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
574 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
575 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
576 |
// --------------------------------------------------------------------------- |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
577 |
// Remove all remaining observers from the array in case of client panic etc. |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
578 |
// --------------------------------------------------------------------------- |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
579 |
// |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
580 |
void CAlfSrvScreenBufferManager::RemoveScreenBufferObservers(CAlfAppSrvSessionBase* aClientId) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
581 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
582 |
// Sequential search is slow but normally this is called on client exit only |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
583 |
TInt count = iScreenBufferObservers.Count(); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
584 |
for(TInt i = count - 1; i >= 0; i--) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
585 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
586 |
if (iScreenBufferObservers[i].iSession == aClientId) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
587 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
588 |
TUid bufferUid = iScreenBufferObservers[i].iBufferUid; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
589 |
CHuiDisplay* display = iScreenBufferObservers[i].iHuiDisplay; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
590 |
iScreenBufferObservers.Remove(i); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
591 |
if (display && !ScreenBufferObserverExists(bufferUid)) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
592 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
593 |
display->RemoveScreenBufferObserver(); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
594 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
595 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
596 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
597 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
598 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
599 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
600 |
// --------------------------------------------------------------------------- |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
601 |
// Find screen buffer from the array. |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
602 |
// --------------------------------------------------------------------------- |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
603 |
// |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
604 |
TBool CAlfSrvScreenBufferManager::ScreenBufferObserverExists(const TUid& aScreenBufferUid) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
605 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
606 |
TScreenBufferObserverItem item(aScreenBufferUid, 0, 0, NULL, NULL, 0); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
607 |
TInt index = 0; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
608 |
// Finds if there is any item with the specified uid, not necessarily the first such item. |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
609 |
return (iScreenBufferObservers.FindInSignedKeyOrder(item, index) == KErrNone); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
610 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
611 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
612 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
613 |
// ----------------------------------------------------------------------------------- |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
614 |
// Finds the first screen buffer item from the array based on buffer id and session id |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
615 |
// ----------------------------------------------------------------------------------- |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
616 |
// |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
617 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
618 |
TInt CAlfSrvScreenBufferManager::FindFromScreenBufferArray( |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
619 |
const CAlfSrvScreenBufferManager::TScreenBufferObserverItem& aItem, TInt& aIndex) const |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
620 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
621 |
TInt err = KErrNotFound; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
622 |
TInt count = iScreenBufferObservers.Count(); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
623 |
aIndex = 0; |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
624 |
for(; (aIndex < count) && (iScreenBufferObservers[aIndex].iBufferUid.iUid <= aItem.iBufferUid.iUid); |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
625 |
aIndex++) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
626 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
627 |
if (iScreenBufferObservers[aIndex].iBufferUid == aItem.iBufferUid) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
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628 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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if ((aItem.iSession == NULL) |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|| (iScreenBufferObservers[aIndex].iSession == aItem.iSession)) |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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diff
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631 |
{ |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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err = KErrNone; |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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break; |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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} |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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635 |
} |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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636 |
} |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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return err; |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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638 |
} |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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640 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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641 |
// --------------------------------------------------------------------------- |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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642 |
// Insert function for iScreenBufferObservers array. |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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643 |
// --------------------------------------------------------------------------- |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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644 |
// |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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645 |
TInt CAlfSrvScreenBufferManager::InsertFunc(const TScreenBufferObserverItem& aFirst, const TScreenBufferObserverItem& aSecond) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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|
646 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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647 |
// Compare iBufferUid first |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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648 |
if (aFirst.iBufferUid.iUid < aSecond.iBufferUid.iUid) |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
649 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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650 |
return -1; // less than |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
651 |
} |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
652 |
else if (aFirst.iBufferUid.iUid > aSecond.iBufferUid.iUid) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
653 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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|
654 |
return 1; // more than |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
655 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
656 |
else |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
657 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
658 |
// For PC-lint |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
659 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
660 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
661 |
// Because iBufferUid is equal, compare iPriority next. |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
662 |
// Note that bigger priority should be first in the array! |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
663 |
if (aFirst.iPriority > aSecond.iPriority) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
664 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
665 |
return -1; // less than |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
666 |
} |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
667 |
else if (aFirst.iPriority < aSecond.iPriority) |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
668 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
669 |
return 1; // more than |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
670 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
671 |
else |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
672 |
{ |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
673 |
// For PC-lint |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
674 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
675 |
|
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
676 |
// Both |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
677 |
return 0; // equal |
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
678 |
} |
15bf7259bb7c
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
679 |
|
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Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
680 |