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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: Online Handler.
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*
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*/
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#include "onlinehandler.h"
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#include "searchutility.h"
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#include "onlinesearchplugin.h" // after export should be included as systeminc
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#include "onlinesearchpluginfactory.h" // after export should be included as systeminc
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#include <QPluginLoader>
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#ifdef Q_OS_SYMBIAN
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#include <QLibraryInfo>
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#else
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#include <QCoreApplication>
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#endif
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#include <QDir>
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#include <hbmainwindow.h>
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#include <hbview.h>
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#include <hbinstance.h>
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#include <hbicon.h>
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#include <serviceprovider.h>
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#include <isengine.h>
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#ifdef WIN32
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#define PLUGINFILE_SUFFIX "dll"
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#else
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#define PLUGINFILE_SUFFIX "qtplugin"
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#endif
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// ---------------------------------------------------------------------------
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// OnlineHandler::OnlineHandler
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// ---------------------------------------------------------------------------
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//
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OnlineHandler::OnlineHandler(QObject* parent) :
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QObject(parent), mOnlinePlugin(NULL), mEng(NULL), mCurrentProvider(NULL)
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{
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}
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// ---------------------------------------------------------------------------
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// OnlineHandler::~OnlineHandler
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// ---------------------------------------------------------------------------
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//
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OnlineHandler::~OnlineHandler()
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{
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if (mOnlinePlugin)
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delete mOnlinePlugin;
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if (mEng)
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delete mEng;
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if (mCurrentProvider)
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delete mCurrentProvider;
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}
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void OnlineHandler::setDefaultProvider(const int id)
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{
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if (mEng)
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mEng->SetSelectedProvider(id);
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}
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// ---------------------------------------------------------------------------
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// OnlineHandler::readSettings
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// ---------------------------------------------------------------------------
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//
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void OnlineHandler::readSettings()
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{
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if (!mEng)
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mEng = new IsEngine();
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mAvailableProviders.clear();
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mEng->Providers(mAvailableProviders);
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for (int i = 0; i < mAvailableProviders.count(); i++)
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{
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emit providerDetails(mAvailableProviders.at(i).Name(),
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mAvailableProviders.at(i).Icon(),
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mAvailableProviders.at(i).Id());
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}
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mCurrentProvider = mEng->SelectedProvider(); // default provider
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if (mCurrentProvider)
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{
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mDefaultPluginName = mCurrentProvider->Name();
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emit defaultProvider(mCurrentProvider->Id());
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}
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else
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{
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mDefaultPluginName = QString();
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}
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}
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// ---------------------------------------------------------------------------
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// OnlineHandler::writeSettings
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// ---------------------------------------------------------------------------
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//
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void OnlineHandler::writeSettings(const int providerId)
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{
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if (mEng && mEng->SetSelectedProvider(providerId) && mCurrentProvider)
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{
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mCurrentProvider = mEng->SelectedProvider(); // default provider
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emit defaultProvider(mCurrentProvider->Id());
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}
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return;
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}
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// ---------------------------------------------------------------------------
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// OnlineHandler::initializePlugin
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// ---------------------------------------------------------------------------
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//
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void OnlineHandler::initializePlugin()
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{
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/* Below assumes, only default plugins are handled now. If user selects different plugin some more logic needed here. */
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if (mOnlinePlugin)
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{
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delete mOnlinePlugin;
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mOnlinePlugin = NULL;
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}
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mOnlinePlugin = loadSearchPlugin(mDefaultPluginName);
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if (mOnlinePlugin)
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{
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connect(mOnlinePlugin, SIGNAL(pluginInitialized(bool)), this,
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SLOT(isPluginIntialized(bool)));
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connect(mOnlinePlugin, SIGNAL(shutdownCompleted(bool)), this,
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SLOT(isShutdownCompleted(bool)));
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connect(mOnlinePlugin, SIGNAL(handleBackEvent()), this,
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SLOT(backEvent()));
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mOnlinePlugin->initializePlugin();
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}
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}
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void OnlineHandler::loadISPlugin(int id, QString query)
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{
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if (!mEng)
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mEng = new IsEngine();
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mLoadSuggestion = true;
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mLoadSuggestionLink = query;
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QList<ServiceProvider> iAvailableProviders;
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mEng->Providers(iAvailableProviders);
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for (int i = 0; i < iAvailableProviders.count(); i++)
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{
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if (iAvailableProviders.at(i).Id() == id)
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{
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mDefaultPluginName = iAvailableProviders.at(i).Name();
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break;
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}
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}
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initializePlugin();
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}
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// ---------------------------------------------------------------------------
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// OnlineHandler::isPluginIntialized
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// ---------------------------------------------------------------------------
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//
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void OnlineHandler::isPluginIntialized(bool success)
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{
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if (mLoadSuggestion)
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{
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activatePlugin(mLoadSuggestionLink);
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mLoadSuggestion = false;
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}
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else
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{
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emit pluginIntialized(success);
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}
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}
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// ---------------------------------------------------------------------------
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// OnlineHandler::isShutdownCompleted
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// ---------------------------------------------------------------------------
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//
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void OnlineHandler::isShutdownCompleted(bool success)
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{
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mOnlinePlugin->deleteLater();
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emit pluginShutdown(success);
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}
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// ---------------------------------------------------------------------------
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// OnlineHandler::backEvent
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// ---------------------------------------------------------------------------
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//
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void OnlineHandler::backEvent()
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{
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emit backEventTriggered();
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}
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// ---------------------------------------------------------------------------
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// OnlineHandler::activatePlugin
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// ---------------------------------------------------------------------------
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//
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bool OnlineHandler::activatePlugin()
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{
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if (mOnlinePlugin)
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mOnlinePlugin->activatePlugin();
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return true;
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}
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// ---------------------------------------------------------------------------
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// OnlineHandler::activatePlugin
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// ---------------------------------------------------------------------------
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//
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bool OnlineHandler::activatePlugin(const QString &str)
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{
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if (mOnlinePlugin)
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mOnlinePlugin->activatePlugin(str);
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return true;
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}
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// ---------------------------------------------------------------------------
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// OnlineHandler::unloadPlugin
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// ---------------------------------------------------------------------------
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//
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void OnlineHandler::unloadPlugin()
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{
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if (mOnlinePlugin)
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{
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disconnect(mOnlinePlugin, SIGNAL(pluginInitialized(bool)), this,
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SLOT(isPluginIntialized(bool)));
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disconnect(mOnlinePlugin, SIGNAL(shutdownCompleted(bool)), this,
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SLOT(isShutdownCompleted(bool)));
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disconnect(mOnlinePlugin, SIGNAL(handleBackEvent()), this,
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SLOT(backEvent()));
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mOnlinePlugin->deactivatePlugin();
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}
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}
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// ---------------------------------------------------------------------------
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// OnlineHandler::unloadPluginandExit
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// ---------------------------------------------------------------------------
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//
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void OnlineHandler::unloadPluginandExit()
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{
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if (mOnlinePlugin)
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{
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disconnect(mOnlinePlugin, SIGNAL(pluginInitialized(bool)), this,
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SLOT(isPluginIntialized(bool)));
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disconnect(mOnlinePlugin, SIGNAL(shutdownCompleted(bool)), this,
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SLOT(isShutdownCompleted(bool)));
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disconnect(mOnlinePlugin, SIGNAL(handleBackEvent()), this,
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SLOT(backEvent()));
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mOnlinePlugin->deactivatePlugin();
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mOnlinePlugin->shutdownPlugin();
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}
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}
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// ---------------------------------------------------------------------------
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// OnlineHandler::loadSearchPlugin
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// ---------------------------------------------------------------------------
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//
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OnlineSearchPlugin *OnlineHandler::loadSearchPlugin(const QString &pluginFile)
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{
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// CpLogger logger;
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// logger << "loading plugin:" << pluginFile << "\r\n";
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QFileInfo fileInfo(pluginFile);
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if (!fileInfo.isAbsolute())
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{
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QString fileName = fileInfo.fileName();
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if (fileInfo.suffix().compare(PLUGINFILE_SUFFIX, Qt::CaseInsensitive))
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{
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fileName = fileInfo.baseName() + '.' + PLUGINFILE_SUFFIX;
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}
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QStringList pluginDirs = SearchUtility::pluginDirs();
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foreach(const QString &pluginDir,pluginDirs)
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{
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fileInfo.setFile(pluginDir + fileName);
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if (fileInfo.exists() && QLibrary::isLibrary(
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fileInfo.absoluteFilePath()))
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{
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break;
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}
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}
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}
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QPluginLoader loader(fileInfo.absoluteFilePath());
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OnlineSearchPluginFactory *pluginFactory = qobject_cast<
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OnlineSearchPluginFactory*> (loader.instance());
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OnlineSearchPlugin *plugin = pluginFactory->createPlugin();
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/*
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* why unload?
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if (!plugin) {
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loader.unload();
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}
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*/
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// logger << (plugin ? "load plugin succeed." : "load plugin failed.") << "\r\n";
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return plugin;
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}
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