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/*
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* Copyright (c) 2009 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:
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*
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*/
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#include <s32mem.h>
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#include <fbs.h>
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#include "tssession.h"
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#include "tsscreenshotmsg.h"
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#include "tsunregscreenshotmsg.h"
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#include "tsvisibilitymsg.h"
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TInt RTsSession::Connect()
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{
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TInt retry = 4;
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TInt error(KErrNone);
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do {
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error = CreateSession(KRunningAppServerName, TVersion(0, 0, 0));
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if (KErrNotFound == error || KErrServerTerminated == error) {
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error = StartServer();
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if (KErrNone == error || KErrAlreadyExists == error) {
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retry = 0;
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error = CreateSession(KRunningAppServerName, TVersion(0, 0, 0));
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}
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} else {
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retry = 0;
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}
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} while (--retry > 0);
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return error;
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}
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TInt RTsSession::StartServer()
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{
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TInt error;
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RSemaphore semaphore;
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error = semaphore.CreateGlobal(KTsServerReadySemaphore, 0);
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if (KErrNone == error || KErrAlreadyExists == error) {
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RProcess server;
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error = server.Create(KRunningAppServerName, KNullDesC, TUidType(KNullUid, KNullUid, KRunningAppServerUid));
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if (KErrNone == error) {
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TRequestStatus status;
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server.Rendezvous(status);
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if (status != KRequestPending) {
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server.Kill(0);
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User::WaitForRequest(status);
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} else {
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server.Resume();
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User::WaitForRequest(status);
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// wait for server
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semaphore.Wait();
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}
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if (KErrCancel == status.Int()) {
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error = KErrNone;
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} else {
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error = (EExitPanic == server.ExitType()) ? KErrGeneral : status.Int();
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}
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}
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server.Close();
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}
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semaphore.Close();
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return error;
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}
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HBufC8* RTsSession::TasksContentLC()
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{
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for (;;) {
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TPckgBuf<TInt> dataSize;
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User::LeaveIfError(SendReceive(GetRunningAppInfo, TIpcArgs(&dataSize)));
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HBufC8* data = HBufC8::NewLC(dataSize());
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TPtr8 dataPointer(data->Des());
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TInt err = SendReceive(FlushData, TIpcArgs(&dataPointer, dataSize()));
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if (err == KErrNone) {
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return data;
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} else if (err != KErrCorrupt) {
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User::Leave(err);
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}
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CleanupStack::PopAndDestroy(data);
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// If result was KErrCorrupt then the size received from GetRunningAppInfo is
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// not valid anymore so restart the whole procedure.
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}
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}
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void RTsSession::Subscribe(TRequestStatus& aStatus)
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{
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SendReceive(SubscribeRunningAppChanges, aStatus);
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}
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void RTsSession::CancelSubscribe()
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{
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SendReceive(CancelSubscribeRunningAppChanges);
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}
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void RTsSession::OpenTask(const TDesC8 &key)
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{
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SendReceive(OpenTaskMessage, TIpcArgs(&key));
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}
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void RTsSession::CloseTask(const TDesC8 &key)
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{
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SendReceive(CloseTaskMessage, TIpcArgs(&key));
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}
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TInt RTsSession::RegisterScreenshot(CFbsBitmap *screenshot, TInt wgId, UpdatePriority priority)
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{
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TRAPD(errNo, RegisterScreenshotL(screenshot, wgId, priority));
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return errNo;
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}
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TInt RTsSession::UnregisterScreenshot(TInt wgId)
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{
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TRAPD(errNo, UnregisterScreenshotL(wgId));
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return errNo;
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}
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TInt RTsSession::SetVisibility(TInt wgId, Visibility value)
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{
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TRAPD(errNo, SetVisibilityL(wgId, value));
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return errNo;
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}
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void RTsSession::RegisterScreenshotL(CFbsBitmap *screenshot, TInt wgId, UpdatePriority priority)
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{
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CTsScreenshotMsg *message = CTsScreenshotMsg::NewLC(wgId, *screenshot, priority, 0);
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HBufC8* serializedData = message->ExternalizeLC();
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TIpcArgs arguments(serializedData);
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User::LeaveIfError(SendReceive(RegisterScreenshotMessage, arguments));
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CleanupStack::PopAndDestroy(serializedData);
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CleanupStack::PopAndDestroy(message);
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}
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void RTsSession::UnregisterScreenshotL(TInt wgId)
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{
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CTsUnregisterScreenshotMsg *message = CTsUnregisterScreenshotMsg::NewLC(wgId);
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HBufC8* serializedData = message->ExternalizeLC();
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TIpcArgs arguments(serializedData);
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User::LeaveIfError(SendReceive(UnregisterScreenshotMessage, arguments));
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CleanupStack::PopAndDestroy(serializedData);
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CleanupStack::PopAndDestroy(message);
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}
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void RTsSession::SetVisibilityL(TInt wgId, Visibility value)
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{
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CTsVisibilitMsg *message = CTsVisibilitMsg::NewLC(wgId, value);
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HBufC8* serializedData = message->ExternalizeLC();
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TIpcArgs arguments(serializedData);
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User::LeaveIfError(SendReceive(VisibilityChange, arguments));
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CleanupStack::PopAndDestroy(serializedData);
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CleanupStack::PopAndDestroy(message);
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}
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