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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 "hswallpaperselectionstate.h"
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#include "hsspinnerdialog.h"
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#include "hsscene.h"
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#include "hspage.h"
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#include "hswallpaper.h"
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#include "hsconfiguration.h"
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#ifdef Q_OS_SYMBIAN
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#include "hsimagefetcherclient.h"
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#else
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#include "xqaiwgetimageclient.h"
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#endif
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// Helper macros for connecting state entry and exit actions.
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#define ENTRY_ACTION(state, action) \
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connect(state, SIGNAL(entered()), SLOT(action()));
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#define EXIT_ACTION(state, action) \
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connect(state, SIGNAL(exited()), SLOT(action()));
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/*!
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\class HsWallpaperSelectionState
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\ingroup group_hshomescreenstateplugin
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\brief
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*/
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/*!
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*/
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HsWallpaperSelectionState::HsWallpaperSelectionState(QState *parent)
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: QState(parent),
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mImageFetcher(0),
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mWallpaper(0),
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mWaitDialog(0)
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{
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setupStates();
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}
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/*!
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*/
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HsWallpaperSelectionState::~HsWallpaperSelectionState()
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{
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}
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/*!
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*/
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void HsWallpaperSelectionState::setupStates()
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{
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// States
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QState *state_processing = new QState(this);
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QState *state_selectingImage = new QState(state_processing);
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QState *state_assigningImage = new QState(state_processing);
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QState *state_errorMessage = new QState(this);
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setInitialState(state_processing);
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state_processing->setInitialState(state_selectingImage);
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// Transitions
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state_selectingImage->addTransition(
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this, SIGNAL(event_assignImage()), state_assigningImage);
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state_processing->addTransition(
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this, SIGNAL(event_error()), state_errorMessage);
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// Actions
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ENTRY_ACTION(state_selectingImage, action_selectingImage_start)
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EXIT_ACTION(state_selectingImage, action_selectingImage_cleanup)
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ENTRY_ACTION(state_assigningImage, action_assigningImage_showWaitDialog)
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ENTRY_ACTION(state_assigningImage, action_assigningImage_start)
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EXIT_ACTION(state_assigningImage, action_assigningImage_cleanup)
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EXIT_ACTION(state_assigningImage, action_assigningImage_hideWaitDialog)
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ENTRY_ACTION(state_errorMessage, action_errorMessage_show)
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}
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/*!
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*/
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void HsWallpaperSelectionState::action_selectingImage_start()
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{
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#ifdef Q_OS_SYMBIAN
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mImageFetcher = new HsImageFetcherClient;
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#else
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mImageFetcher = new XQAIWGetImageClient;
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#endif
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connect(mImageFetcher, SIGNAL(fetchCompleted(const QString&)),
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this, SLOT(onFetchCompleted(const QString&)));
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connect(mImageFetcher, SIGNAL(fetchFailed(int, const QString&)),
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this, SLOT(onFetchFailed(int, const QString&)));
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mImageFetcher->fetch();
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}
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/*!
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*/
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void HsWallpaperSelectionState::action_selectingImage_cleanup()
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{
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mImageFetcher->disconnect(this);
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mImageFetcher->deleteLater();
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mImageFetcher = 0;
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}
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/*!
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*/
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void HsWallpaperSelectionState::action_assigningImage_showWaitDialog()
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{
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mWaitDialog = new HsSpinnerDialog;
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mWaitDialog->start();
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}
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/*!
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*/
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void HsWallpaperSelectionState::action_assigningImage_start()
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{
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HsScene *scene = HsScene::instance();
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if (HSCONFIGURATION_GET(sceneType) == HsConfiguration::SceneWallpaper) {
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mWallpaper = scene->wallpaper();
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} else {
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mWallpaper = scene->activePage()->wallpaper();
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}
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connect(mWallpaper, SIGNAL(imageSet()), SLOT(onImageSet()));
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connect(mWallpaper, SIGNAL(imageSetFailed()), SLOT(onImageSetFailed()));
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mWallpaper->setImage(mImagePath);
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}
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/*!
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*/
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void HsWallpaperSelectionState::action_assigningImage_cleanup()
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{
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mWallpaper->disconnect(this);
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mWallpaper = 0;
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}
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/*!
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*/
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void HsWallpaperSelectionState::action_assigningImage_hideWaitDialog()
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{
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mWaitDialog->stop();
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mWaitDialog = 0;
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}
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/*!
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*/
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void HsWallpaperSelectionState::action_errorMessage_show()
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{
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// TODO: Waiting for UX decision.
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emit event_waitInput();
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}
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/*!
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*/
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void HsWallpaperSelectionState::onFetchCompleted(const QString &imagePath)
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{
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mImagePath = imagePath;
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emit event_assignImage();
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}
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/*!
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*/
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void HsWallpaperSelectionState::onFetchFailed(int errorCode, const QString &errorMessage)
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{
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Q_UNUSED(errorCode)
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Q_UNUSED(errorMessage)
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emit event_error();
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}
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/*!
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*/
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void HsWallpaperSelectionState::onImageSet()
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{
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emit event_waitInput();
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}
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/*!
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*/
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void HsWallpaperSelectionState::onImageSetFailed()
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{
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emit event_error();
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}
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