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/*
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* Copyright (c) 2010 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: Model for handling indicator data.
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*
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*/
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#include <qglobal.h>
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#ifdef Q_OS_SYMBIAN
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#include <xqsettingsmanager.h>
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#include <xqsettingskey.h>
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#include <coreapplicationuissdkcrkeys.h>
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#endif //Q_OS_SYMBIAN
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#include "snsrindicatormodel.h"
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#include "snsrindicatorinfo.h"
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/*!
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\class SnsrIndicatorModel
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\ingroup group_snsrbigclockscreensaverplugin
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\brief Model for handling indicator data.
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*/
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// TODO: what is the final type string of silent indicator?
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// workaround solution: assume that it contains
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// substring "silence" like in the demo app provided by the team.
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const char *gSilentIndicatorTypeString = "silence";
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const char *gOfflineIndicatorTypeString = "offline";
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/*!
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Constructs a new SnsrIndicatorModel
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\param parent Parent object.
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*/
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SnsrIndicatorModel::SnsrIndicatorModel(QObject *parent): QObject(parent),
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mOfflineStateOn(false)
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{
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initializeOfflineModeIndication();
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}
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/*!
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Destructs the class.
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*/
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SnsrIndicatorModel::~SnsrIndicatorModel()
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{
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mNotificationIndicators.clear();
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mSettingIndicators.clear();
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mIndicatorsToShow.clear();
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#ifdef Q_OS_SYMBIAN
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if (mSettingsManager && mOfflineKey) {
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mSettingsManager->stopMonitoring(*mOfflineKey);
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}
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delete mOfflineKey;
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#endif //Q_OS_SYMBIAN
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}
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/*!
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If there are already some active indicators when screensaver is
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launched, then this method is called.
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Indicators that are gonna be shown by the screensaver are
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added to the model.
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\param activeIndicators Active universal indicators in
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chronological order according to their arrival time.
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*/
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void SnsrIndicatorModel::handleActiveIndicators(
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const QList<HbIndicatorInterface*> &activeIndicators)
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{
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mNotificationIndicators.clear();
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mSettingIndicators.clear();
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bool addedAny(false);
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for (int i = 0; i < activeIndicators.size(); ++i) {
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HbIndicatorInterface* activatedIndicator = activeIndicators.at(i);
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SnsrIndicatorInfo indicatorInfo;
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if (activatedIndicator
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&& showIndicatorInScreensaver(*activatedIndicator,indicatorInfo)) {
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addIndicator(indicatorInfo);
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connectToIndicatorsUpdateSignal(*activatedIndicator);
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addedAny = true;
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}
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}
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// Send signal only once if there were any such indicators that
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// screensaver is supposed to show (=added to the model).
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if (addedAny) {
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emitChangeSignal();
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}
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}
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/*!
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Called when some universal indicator gets activated.
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\param activatedIndicator Activated universal indicator
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*/
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void SnsrIndicatorModel::handleActivatedIndicator(
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HbIndicatorInterface *activatedIndicator)
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{
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SnsrIndicatorInfo indicatorInfo;
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if (activatedIndicator
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&& showIndicatorInScreensaver(*activatedIndicator,indicatorInfo)) {
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if (addIndicator(indicatorInfo)) {
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connectToIndicatorsUpdateSignal(*activatedIndicator);
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emitChangeSignal();
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}
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}
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}
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/*!
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Called when some universal indicator gets deactivated.
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\param deactivatedIndicator Deactivated universal indicator
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*/
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void SnsrIndicatorModel::handleDeactivatedIndicator(
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HbIndicatorInterface *deactivatedIndicator)
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{
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if (deactivatedIndicator) {
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SnsrIndicatorInfo indicatorInfo(
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deactivatedIndicator->indicatorType(),
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deactivatedIndicator->indicatorData(HbIndicatorInterface::MonoDecorationNameRole).toString(),
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deactivatedIndicator->category());
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if (findAndRemoveIndicator(indicatorInfo)) {
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emitChangeSignal();
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}
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}
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}
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/*!
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Called when some universal indicator updates its data by
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emitting dataChanged signal.
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We listen to this signal because at least the silent indicator plugin demo
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uses this method to inform the clients when it gets deactivated/activated
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once it has been activated once by setting its icon path to empty/valid string.
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Don't know if this is going to be the final solution as it's unconventional (?)
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but let's be prepared also to this kind of approach.
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*/
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void SnsrIndicatorModel::handleUpdatedIndicator()
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{
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HbIndicatorInterface* indicator =
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qobject_cast<HbIndicatorInterface*>(sender());
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if (!indicator) {
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return;
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}
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// If indicator's icon path was set to empty string, then treat it
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// like it were deactivated. And if not empty, then it's active again.
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if (indicator->indicatorData(
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HbIndicatorInterface::MonoDecorationNameRole).toString().isEmpty()) {
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handleDeactivatedIndicator(indicator);
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}
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else {
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handleActivatedIndicator(indicator);
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}
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}
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/*!
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Sends a signal with a list of all currently active indicators.
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No signal is sent if there are no active indicators currently.
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*/
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void SnsrIndicatorModel::initializeIndicatorWidget()
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{
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getCurrentOfflineState(); // update status to be on the safe side
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if ( anyActiveIndicators() ) {
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emitChangeSignal();
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}
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}
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#ifdef Q_OS_SYMBIAN
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/*!
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listens airplane repository key.
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*/
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void SnsrIndicatorModel::offlineValueChanged( const XQSettingsKey &key, const QVariant &value )
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{
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bool previousState(mOfflineStateOn);
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switch ( key.key() ) {
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case KCoreAppUIsNetworkConnectionAllowed:
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if(value.toInt() == ECoreAppUIsNetworkConnectionNotAllowed &&
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value.isValid())
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{
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mOfflineStateOn = true;
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}
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else
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{
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mOfflineStateOn = false;
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}
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if (previousState != mOfflineStateOn) {
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emitChangeSignal();
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}
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break;
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default:
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break;
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}
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}
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#endif //Q_OS_SYMBIAN
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/*!
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Add the indicator into this model. Handle here the order in which
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indicators are shown in screensaver: notification indicators should be
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shown in the same order as shown in statusbar, that is in reversed
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chronological order. Silent indicator should always be the right-most one.
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/retval true if indicator was added (not found already in the listings)
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*/
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bool SnsrIndicatorModel::addIndicator(const SnsrIndicatorInfo &indicatorInfo)
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{
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// To be on the safe side, check that the indicator doesn't already
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// exists in the active indicator listings.
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bool added(false);
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// Use prepend to keep the list in reversed chronological order
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if (indicatorInfo.category == HbIndicatorInterface::NotificationCategory
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&& !isIndicatorAlreadyAdded(indicatorInfo)) {
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mNotificationIndicators.prepend(indicatorInfo);
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added = true;
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}
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else if (indicatorInfo.category == HbIndicatorInterface::SettingCategory
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&& !isIndicatorAlreadyAdded(indicatorInfo)) {
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mSettingIndicators.append(indicatorInfo);
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added = true;
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}
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return added;
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}
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/*!
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Check whether the indicator is already added in the active
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indicator listing.
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/retval true if indicator is already added; false if not.
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*/
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bool SnsrIndicatorModel::isIndicatorAlreadyAdded(const SnsrIndicatorInfo &indicatorInfo) const
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{
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bool alreadyExits(false);
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const QList<SnsrIndicatorInfo> &indicatorList =
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indicatorInfo.category == HbIndicatorInterface::NotificationCategory
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? mNotificationIndicators : mSettingIndicators;
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for (int i = 0; i < indicatorList.size(); ++i) {
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if (indicatorList.at(i).type == indicatorInfo.type) {
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alreadyExits = true;
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break;
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}
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}
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return alreadyExits;
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}
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/*!
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Remove indicator if it can be found.
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/retval true if the indicator was removed
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*/
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bool SnsrIndicatorModel::findAndRemoveIndicator(const SnsrIndicatorInfo &indicatorInfo)
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{
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bool removed(false);
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int index(-1);
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QList<SnsrIndicatorInfo> &indicatorList =
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indicatorInfo.category == HbIndicatorInterface::NotificationCategory
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? mNotificationIndicators : mSettingIndicators;
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for (int i = 0; i < indicatorList.size(); ++i) {
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if (indicatorList.at(i).type == indicatorInfo.type) {
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index = i;
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break;
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}
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}
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if (index >= 0) {
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indicatorList.removeAt(index);
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removed = true;
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}
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return removed;
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}
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/*!
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Check whether to show the indicator in screensaver or not.
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Icon path is asked with HbIndicatorInterface::MonoDecorationNameRole
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which refers to the indicator icons shown also in the statusbar:
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only 4 Notification indicators has premission to publish data with
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that role. As those 4 are the ones wanted also by screensaver, no
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extra checks are needed.
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From the Setting category one should show only Silent indicator.
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No indicators are shown from the Progress category.
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If indicator should be shown by screensaver, indicator info is
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packaged and returned within the parameter.
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/retval true if the indicator should be shown in screensaver
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*/
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bool SnsrIndicatorModel::showIndicatorInScreensaver(
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const HbIndicatorInterface &indicatorInterface, SnsrIndicatorInfo &indicatorInfo)
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{
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bool show(false);
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// all indicators shown by screensaver must have valid status bar icon path
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QString iconPath =
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indicatorInterface.indicatorData(HbIndicatorInterface::MonoDecorationNameRole).toString();
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QString typeString = indicatorInterface.indicatorType();
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HbIndicatorInterface::Category category = indicatorInterface.category();
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if (category == HbIndicatorInterface::NotificationCategory
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&& !iconPath.isEmpty()) {
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// only 4 indicators of this category has permission to publish status bar
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// icon path->we should show all of them->no additional checks are neeeded.
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show = true;
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}
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else if (category == HbIndicatorInterface::SettingCategory
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&& !iconPath.isEmpty()
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// TODO: what is the type string of silent indicator?
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// workaround solution: assume that it contains
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// substring "silence" like in the demo app.
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// && type == gSilentIndicatorTypeString ) {
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&& typeString.contains(gSilentIndicatorTypeString, Qt::CaseInsensitive)) {
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show = true;
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}
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else { // e.g. no Progress category indicators are shown
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show = false;
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}
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// package indicator data into indicatorInfo parameter
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indicatorInfo.type = typeString;
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indicatorInfo.iconPath = iconPath;
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indicatorInfo.category = category;
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return show;
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}
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/*!
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Start listening to indicator's dataChanged signals.
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/parameter indicator whose dataChanged signal we want to listen
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*/
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void SnsrIndicatorModel::connectToIndicatorsUpdateSignal(const HbIndicatorInterface &indicatorInterface)
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{
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// Connect to silent indicator's dataChanged signal as it seems to
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// use unconventional method (demo at least) to inform when
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// it's get deactivated/activated: dataChanged signal is emitted and
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// icon path is set to empty string/valid string.
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// It's assumed that we don't need to listen to other indicators
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// as we are not interested e.g. when primary/secondary texts change etc.
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// NOTE: do NOT disconnect the indicator signal anywhere explicitly here
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// or we won't get activation/deactivation messages.
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if (indicatorInterface.indicatorType().contains(gSilentIndicatorTypeString, Qt::CaseInsensitive)) {
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QObject::connect( &indicatorInterface, SIGNAL(dataChanged()),
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this, SLOT(handleUpdatedIndicator()));
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}
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}
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/*!
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Check whether there is any active indicator currently.
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/retval true if there is at least one indicator to show
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*/
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bool SnsrIndicatorModel::anyActiveIndicators() const
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{
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bool any(false);
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if ( mNotificationIndicators.size() != 0
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|| mSettingIndicators.size() != 0
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|| mOfflineStateOn ) {
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any = true;
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}
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return any;
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}
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/*!
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Send appropriate signal so that UI widget can update itself.
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*/
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void SnsrIndicatorModel::emitChangeSignal()
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{
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if (anyActiveIndicators()) {
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updateIndicatorsToShowList();
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emit indicatorsUpdated(mIndicatorsToShow);
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}
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else {
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mIndicatorsToShow.clear();
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emit allIndicatorsDeactivated();
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}
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}
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/*!
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Updates the list that contains all the indicators that
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should be shown in UI. List should contain active indicators
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in this order:
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offline + notification indicators + settings indicators.
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This is the list that will be sent to the widget.
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*/
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void SnsrIndicatorModel::updateIndicatorsToShowList()
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{
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mIndicatorsToShow.clear();
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if (mOfflineStateOn) {
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mIndicatorsToShow.append(mOfflineIndicatorInfo);
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}
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mIndicatorsToShow.append(mNotificationIndicators);
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mIndicatorsToShow.append(mSettingIndicators);
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}
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/*!
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* Reads the airplanemode repository value and starts monitoring it.
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* if the value is 1, offline indicator is shown.
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*/
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void SnsrIndicatorModel::initializeOfflineModeIndication()
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{
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#ifdef Q_OS_SYMBIAN
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mOfflineIndicatorInfo = SnsrIndicatorInfo(
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gOfflineIndicatorTypeString,
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QLatin1String("qtg_mono_offline"),
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HbIndicatorInterface::NotificationCategory);
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mSettingsManager = new XQSettingsManager(this);
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//connect to offlineValueChanged slot so we get information if the value is changed while screensaver is on
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connect(mSettingsManager, SIGNAL(valueChanged(XQSettingsKey, QVariant)),
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this, SLOT(offlineValueChanged( const XQSettingsKey, const QVariant)));
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mOfflineKey = new XQSettingsKey(XQSettingsKey::TargetCentralRepository,
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KCRUidCoreApplicationUIs.iUid,
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KCoreAppUIsNetworkConnectionAllowed);
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if(mSettingsManager->readItemValue(*mOfflineKey).toInt() == ECoreAppUIsNetworkConnectionNotAllowed)
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{
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mOfflineStateOn = true;
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}
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mSettingsManager->startMonitoring(*mOfflineKey);
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#else
|
|
428 |
mOfflineStateOn = false;
|
|
429 |
#endif //Q_OS_SYMBIAN
|
|
430 |
}
|
|
431 |
|
|
432 |
/*!
|
|
433 |
Get current offline status.
|
|
434 |
*/
|
|
435 |
void SnsrIndicatorModel::getCurrentOfflineState()
|
|
436 |
{
|
|
437 |
#ifdef Q_OS_SYMBIAN
|
|
438 |
if(mSettingsManager->readItemValue(*mOfflineKey).toInt() == ECoreAppUIsNetworkConnectionNotAllowed) {
|
|
439 |
mOfflineStateOn = true;
|
|
440 |
}
|
|
441 |
else {
|
|
442 |
mOfflineStateOn = false;
|
|
443 |
}
|
|
444 |
#else
|
|
445 |
mOfflineStateOn = false;
|
|
446 |
#endif //Q_OS_SYMBIAN
|
|
447 |
}
|
|
448 |
|