author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 19 Mar 2010 09:27:44 +0200 | |
changeset 35 | f9ce957a272c |
child 36 | cdae8c6c3876 |
permissions | -rw-r--r-- |
35
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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 <QDir> |
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#include <QFileInfo> |
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#include <HbMainWindow> |
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#include <HbView> |
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#include "hsselectbackgroundstate.h" |
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#include "hsscene.h" |
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#include "hsscenedata.h" |
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#include "hswallpaper.h" |
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#include "hsdatabase.h" |
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#include "xqaiwgetimageclient.h" |
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#include "xqaiwcommon.h" |
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/*! |
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\class HsSelectBackgroundState |
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\ingroup group_hshomescreenstateprovider |
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\brief Implements imagefetcher event listening and handles those events. |
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\sa StateMachine |
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*/ |
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/*! |
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Constructor. |
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\a parent Owner. |
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*/ |
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HsSelectBackgroundState::HsSelectBackgroundState(QState *parent): |
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QState(parent), |
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mXQAIWGetImageClient(0), |
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mSourceView(0) |
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{ |
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mXQAIWGetImageClient = new XQAIWGetImageClient; |
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connect(this, SIGNAL(entered()), SLOT(selectPageBackgroundAction())); |
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connect(this, SIGNAL(exited()), SLOT(disconnectImageFetcherAction())); |
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} |
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/*! |
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Destructor. |
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*/ |
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HsSelectBackgroundState::~HsSelectBackgroundState() |
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{ |
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delete mXQAIWGetImageClient; |
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} |
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/*! |
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\internal |
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Scales and crops (if needed) \a image for given \a orientation |
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and saves it to \a path. Return true on successful. |
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*/ |
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bool HsSelectBackgroundState::saveImage(QImage &image, const QString &path, Qt::Orientation orientation) |
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{ |
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QRect rect; |
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if (orientation == Qt::Vertical) { |
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rect.setRect(0, 0, 2 * 360, 640); |
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} else { |
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rect.setRect(0, 0, 2 * 640, 360); |
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} |
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|
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if (image.rect().contains(rect)) { |
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rect.moveCenter(image.rect().center()); |
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return image.copy(rect).save(path); |
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} else { |
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QImage scaledImage = image.scaledToWidth(rect.width()); |
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rect.moveCenter(scaledImage.rect().center()); |
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return scaledImage.copy(rect).save(path); |
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} |
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} |
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|
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/*! |
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\internal |
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Connects to image fetcher and launches "remote" ui from photos |
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from which user can select background image |
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*/ |
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void HsSelectBackgroundState::selectPageBackgroundAction() |
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{ |
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mSourceView = HsScene::mainWindow()->currentView(); |
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connect(mXQAIWGetImageClient, SIGNAL(fetchComplete(QStringList)), |
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SLOT(onBackgroundImageFetched(QStringList))); |
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connect(mXQAIWGetImageClient, SIGNAL(fetchFailed(int)), |
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SLOT(onBackgroundImageFetchFailed(int))); |
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QVariantMap filter; |
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mXQAIWGetImageClient->fetch(filter, SelectionSingle); |
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} |
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/*! |
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\internal |
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disconnects photos image fetcher services slots. |
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*/ |
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void HsSelectBackgroundState::disconnectImageFetcherAction() |
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{ |
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HsScene::mainWindow()->setCurrentView(mSourceView); |
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mXQAIWGetImageClient->disconnect(this); |
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} |
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/*! |
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\internal |
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Called when user has selected an image |
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*/ |
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void HsSelectBackgroundState::onBackgroundImageFetched(QStringList imageStringList) |
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{ |
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HsScene *scene = HsScene::instance(); |
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HsDatabase *db = HsDatabase::instance(); |
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Q_ASSERT(db); |
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|
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HsSceneData sceneData; |
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if (!db->scene(sceneData)) { |
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emit event_waitInput(); |
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return; |
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} |
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|
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QFileInfo fileInfo(imageStringList.first()); |
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QString fileExtension(""); |
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if (!fileInfo.suffix().isEmpty()) { |
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fileExtension = fileInfo.suffix(); |
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} |
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|
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QFile::remove(sceneData.portraitWallpaper()); |
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QFile::remove(sceneData.landscapeWallpaper()); |
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QString wallpaperDir = HsWallpaper::wallpaperDirectory(); |
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QDir dir(wallpaperDir); |
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if (!dir.exists()) { |
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dir.mkpath(wallpaperDir); |
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} |
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|
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QString portraitPath = HsWallpaper::wallpaperPath( |
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Qt::Vertical, QString(), fileExtension); |
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QString landscapePath = HsWallpaper::wallpaperPath( |
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Qt::Horizontal, QString(), fileExtension); |
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QImage image(imageStringList.first()); |
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if (saveImage(image, portraitPath, Qt::Vertical) && |
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saveImage(image, landscapePath, Qt::Horizontal)) { |
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sceneData.setPortraitWallpaper(portraitPath); |
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sceneData.setLandscapeWallpaper(landscapePath); |
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if (db->updateScene(sceneData)) { |
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scene->wallpaper()->setImagesById(QString(), fileInfo.suffix()); |
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} |
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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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\internal |
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Called when selection of background image fails |
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*/ |
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void HsSelectBackgroundState::onBackgroundImageFetchFailed(int error) |
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{ |
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Q_UNUSED(error) |
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emit event_waitInput(); |
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} |