author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 06 Jul 2010 14:06:53 +0300 | |
changeset 61 | 2b1b11a301d2 |
parent 60 | 30f14686fb04 |
child 85 | 35368b604b28 |
permissions | -rw-r--r-- |
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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 <QCoreApplication> |
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#include <QDir> |
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#include "hswidgetcomponent.h" |
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#include "hsapp_defs.h" |
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#include "caservice.h" |
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#include "caquery.h" |
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/*! |
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\class HsWidgetComponent |
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\ingroup group_hsdomainmodel |
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\brief Widget component represent a widget package. |
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Widget component is accessed through a HsWidgetComponentRegistry. All widget instances from same type |
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are refering to one HsWidgetComponent and can listen component state changes |
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*/ |
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/*! |
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Destructor |
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*/ |
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HsWidgetComponent::~HsWidgetComponent() |
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{ |
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} |
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/*! |
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Widget component installation path |
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*/ |
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QString HsWidgetComponent::rootPath() const |
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{ |
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return mRootPath; |
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} |
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/*! |
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Widget unique identifier |
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*/ |
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QString HsWidgetComponent::uri() const |
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{ |
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return mUri; |
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} |
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/*! |
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Returns true if widget is available thus it's root path exists |
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*/ |
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bool HsWidgetComponent::isAvailable() const |
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{ |
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bool ret(true); |
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if (mRootPath.isEmpty() || !QDir(mRootPath).exists()) { |
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ret = false; |
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} |
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return ret; |
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} |
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/*! |
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\fn HsWidgetComponent::aboutToUninstall() |
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This signal is emitted before component is uninstalled. |
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System may delete widget instances and release all resources |
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related to component. Component installation will fail, if installer |
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can't remove and install some file if someone has handle to it. |
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*/ |
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/*! |
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\fn HsWidgetComponent::uninstalled() |
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This signal is emitted after component is uninstalled from device. |
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*/ |
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/*! |
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\fn HsWidgetComponent::updated() |
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This signal is emitted when component is updated. |
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*/ |
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/*! |
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\fn HsWidgetComponent::unavailable() |
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This signal is emitted when component comes unavailable i.e media is removed. |
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*/ |
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/*! |
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\fn HsWidgetComponent::available() |
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This signal is emitted when component comes available i.e media is attached. |
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*/ |
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/*! |
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Constructor |
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*/ |
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HsWidgetComponent::HsWidgetComponent(const QString &uri, QObject *parent) |
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: QObject(parent), |
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mUri(uri), |
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mState(Available) |
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{ |
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resolveRootPathAndTranslationFilename(); |
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installTranslator(); |
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116 |
|
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} |
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118 |
|
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119 |
|
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120 |
/*! |
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Resolves component's root path and translation file name if any |
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*/ |
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void HsWidgetComponent::resolveRootPathAndTranslationFilename() |
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{ |
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CaQuery query; |
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query.setEntryTypeNames(QStringList(widgetTypeName())); |
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query.setAttribute(widgetUriAttributeName(), mUri); |
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QList< QSharedPointer<CaEntry> > widgetEntries = CaService::instance()->getEntries(query); |
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if (widgetEntries.isEmpty()) { |
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return; |
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} |
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QSharedPointer<CaEntry> entry = widgetEntries.first(); |
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mRootPath = entry->attribute(widgetPathAttributeName()); |
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if (mRootPath.isEmpty() || !QDir(mRootPath).exists()) { |
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mState = Unavailable; |
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} else { |
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mTranslationFilename = entry->attribute(translationFilename()); |
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} |
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} |
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141 |
|
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/*! |
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Search component's translation dile and installs translator to application |
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*/ |
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void HsWidgetComponent::installTranslator() |
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{ |
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QStringList possiblePaths; |
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#ifdef Q_OS_WIN32 |
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possiblePaths << "resource/qt/translations"; |
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#else |
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151 |
|
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QDir currentDir(mRootPath); |
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if (!currentDir.exists() || mRootPath.isEmpty()) { |
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return; |
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} |
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while (currentDir.cdUp()) {} |
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QString drive = currentDir.path(); |
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drive.append("resource/qt/translations"); |
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possiblePaths << drive; |
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// if it is not in installed,then check z drive |
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possiblePaths << "z:/resource/qt/translations"; |
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#endif |
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163 |
|
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for(int i=0; i<possiblePaths.count(); ++i) { |
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QString candidate = QDir::toNativeSeparators(possiblePaths.at(i)); |
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if (QDir(candidate).exists()) { |
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QString fileName(mTranslationFilename); |
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fileName.append("_"); |
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fileName.append(QLocale::system().name()); |
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if (mTranslator.load(fileName, candidate)) { |
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QCoreApplication::installTranslator(&mTranslator); |
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break; |
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} |
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} |
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} |
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} |
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177 |
|
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/*! |
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Unistall translator from application |
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*/ |
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void HsWidgetComponent::uninstallTranslator() |
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{ |
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QCoreApplication::removeTranslator(&mTranslator); |
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} |
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185 |
|
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/*! |
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Emit aboutToUninstall signal |
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*/ |
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void HsWidgetComponent::emitAboutToUninstall() |
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{ |
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if (mState == Available) { |
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mState = Uninstalling; |
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emit aboutToUninstall(); |
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} |
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} |
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/*! |
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Emit uninstalled signal |
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*/ |
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void HsWidgetComponent::emitUninstalled() |
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{ |
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if (mState == Uninstalling) { |
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mState = Available; |
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emit uninstalled(); |
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} |
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} |
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/*! |
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Emit updated signal |
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*/ |
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void HsWidgetComponent::emitUpdated() |
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{ |
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if (mState == Uninstalling) { |
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mState = Available; |
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emit updated(); |
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} |
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} |
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/*! |
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Emit unavailable signal |
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*/ |
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void HsWidgetComponent::emitUnavailable() |
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{ |
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if (mState == Available) { |
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mState = Unavailable; |
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emit unavailable(); |
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} |
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} |
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/*! |
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Emit available signal |
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*/ |
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void HsWidgetComponent::emitAvailable() |
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{ |
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if (mState == Unavailable) { |
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mState = Available; |
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emit available(); |
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} |
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} |