--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/phonebookengines/mobcntmodel/src/mobcnticonmanager.cpp Fri Mar 19 09:27:18 2010 +0200
@@ -0,0 +1,155 @@
+/*
+* 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 "mobcnticonmanager.h"
+#include <thumbnailmanager_qt.h>
+#include <QDebug>
+
+const int KMaxQueueSize = 25;
+const int KContactFetchTimer1 = 400;
+const int KContactFetchTimer2 = 20;
+/*!
+ Constructor
+ */
+MobCntIconManager::MobCntIconManager(QObject *parent)
+ : QObject(parent),
+ mQueueCount(0)
+{
+ mThumbnailManager = new ThumbnailManager(this);
+ mThumbnailManager->setMode(ThumbnailManager::Default);
+ mThumbnailManager->setQualityPreference(ThumbnailManager::OptimizeForPerformance);
+ mThumbnailManager->setThumbnailSize(ThumbnailManager::ThumbnailSmall);
+
+ connect(mThumbnailManager, SIGNAL(thumbnailReady(QPixmap, void *, int, int)),
+ this, SLOT(thumbnailReady(QPixmap, void *, int, int)));
+
+ mTimer = new QTimer();
+ connect( mTimer, SIGNAL(timeout()), this, SLOT(timerTimeout()) );
+
+}
+
+/*!
+ Destructor
+ */
+MobCntIconManager::~MobCntIconManager()
+{
+ cancel();
+ mImageCache.clear();
+ delete mTimer;
+}
+
+/*!
+Get the icon for the requested avatarPath or send a new request to the thumbnailmanager if it doesn't exist yet
+*/
+QIcon MobCntIconManager::contactIcon(const QString &avatarPath, int index)
+{
+ QIcon icon;
+ if ( mImageCache.contains(avatarPath) )
+ {
+ icon = mImageCache.value(avatarPath);
+ qDebug() << "MobCntIconManager::contactIcon:: image was cached";
+ }
+ else
+ {
+ mTimer->stop();
+ mTimer->start(KContactFetchTimer1);
+ mQueueCount++;
+ mRequestQueue.enqueue(qMakePair(avatarPath, index));
+ if( mQueueCount > KMaxQueueSize )
+ {
+ mRequestQueue.dequeue();
+ mQueueCount--;
+ }
+ }
+ return icon;
+}
+
+/*!
+Cancel all requests
+*/
+void MobCntIconManager::cancel()
+{
+ if (!mTnmReqMap.empty())
+ {
+ QMapIterator<int, QString> iter(mTnmReqMap);
+ while (iter.hasNext())
+ {
+ iter.next();
+ bool result = mThumbnailManager->cancelRequest(iter.key());
+ }
+ }
+ mTnmReqMap.clear();
+ mRequestQueue.clear();
+ mQueueCount = 0;
+}
+
+/*!
+Called when thumbnailmanager finishes creating a thumbnail, emits a signal for MobCntModel to update icon for a contact
+*/
+void MobCntIconManager::thumbnailReady(const QPixmap& pixmap, void *data, int id, int error)
+{
+ qDebug() << "MobCntIconManager::thumbnailReady:: error is " << error;
+
+ // Find the index
+ if (mTnmReqMap.contains(id))
+ {
+ QString avatarPath = mTnmReqMap[id];
+ mTnmReqMap.remove(id);
+ if ( error == 0 )
+ {
+ int *clientData = (int *)data;
+ int index = *clientData;
+ qDebug() << "MobCntIconManager::thumbnailReady:: data is " << index;
+ QIcon icon(pixmap);
+ mImageCache.insert(avatarPath, icon);
+ emit contactIconReady(index);
+ qDebug() << "MobCntIconManager::thumbnailReady - signal emitted";
+ if (!mRequestQueue.isEmpty())
+ {
+ mTimer->start(KContactFetchTimer2);
+ }
+
+ delete clientData;
+
+ } else {
+ thumbnailLoad();
+ }
+ }
+}
+
+void MobCntIconManager::thumbnailLoad()
+{
+ mTimer->stop();
+ if (!mRequestQueue.isEmpty())
+ {
+ mQueueCount--;
+ QPair<QString, int> req = mRequestQueue.dequeue();
+ QString avatarPath = req.first;
+ int index = req.second;
+ int *clientData = new int(index);
+ int reqId = mThumbnailManager->getThumbnail(avatarPath, clientData, 0);
+ mTnmReqMap.insert(reqId, avatarPath);
+ }
+
+}
+
+void MobCntIconManager::timerTimeout()
+{
+ thumbnailLoad();
+}
+
+