--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/camerauis/cameraxui/cxengine/tsrc/unit/system_include/thumbnailmanager_qt.cpp Tue Aug 31 15:03:46 2010 +0300
@@ -0,0 +1,126 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+
+#include <QString>
+
+#include "cxutils.h"
+#include "thumbnailmanager_qt.h"
+
+
+
+
+/*!
+* ThumbnailManager::ThumbnailManager
+*/
+ThumbnailManager::ThumbnailManager(QObject* parentPtr)
+ : mTimer(this)
+{
+ Q_UNUSED(parentPtr);
+
+ mCurrentThumbnailId = 0;
+ mThumbnailManagerIds.clear();
+ mTimer.setSingleShot(true);
+ connect(&mTimer, SIGNAL(timeout()),
+ this, SLOT(emulateThumbnailReady()));
+}
+
+
+/*!
+* ThumbnailManager::~ThumbnailManager
+*/
+ThumbnailManager::~ThumbnailManager()
+{
+}
+
+
+
+/*!
+* create thumbnail for the given image/video file name and data.
+*/
+int ThumbnailManager::getThumbnail(const QString& filename, void * clientData, int priority)
+{
+ CX_DEBUG_ENTER_FUNCTION();
+ Q_UNUSED(priority);
+
+ int id = 0;
+
+ if (filename.isNull() || filename.isEmpty()) {
+ id = -1;
+ } else {
+ // generate thumbnail id
+ id = mCurrentThumbnailId;
+ mThumbnailManagerIds.append(mCurrentThumbnailId++);
+ }
+
+ // try emulating thumbnail ready
+ mTimer.start(1000);
+
+ CX_DEBUG_EXIT_FUNCTION();
+
+ return id;
+}
+
+int ThumbnailManager::setThumbnail( const QImage& source, const QString& fileName,
+ void *clientData, int priority)
+{
+ Q_UNUSED(clientData);
+ Q_UNUSED(priority);
+ Q_UNUSED(source);
+
+ int status = KErrNone;
+
+ if (fileName.isNull() || fileName.isEmpty()) {
+ status = KErrNotFound;
+ } else {
+ // generate thumbnail id
+ mThumbnailManagerIds.append(mCurrentThumbnailId);
+ }
+
+ emit thumbnailReady(QPixmap(), clientData, mCurrentThumbnailId, status);
+
+ mCurrentThumbnailId++;
+
+ CX_DEBUG_EXIT_FUNCTION();
+
+ return mCurrentThumbnailId;
+}
+
+/*!
+* start canceling creating thumbnail operation
+*/
+bool ThumbnailManager::cancelRequest(int id)
+{
+ return mThumbnailManagerIds.contains(id);
+}
+
+
+/*!
+* slot that emulates thumbnail ready
+*/
+void ThumbnailManager::emulateThumbnailReady()
+{
+ // get the current thumbnail id
+ int id = mCurrentThumbnailId - 1;
+ int status = KErrNone;
+
+ if (id == -1) {
+ // if there are no valid thumbnails
+ status = KErrNotFound;
+ }
+ emit thumbnailReady(QPixmap(), 0, id, status);
+}
+