author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 31 Aug 2010 15:15:02 +0300 | |
branch | RCL_3 |
changeset 19 | cce62ebc198e |
permissions | -rw-r--r-- |
19
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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: FM Radio widget process handler |
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* |
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*/ |
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|
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// System includes |
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#include <QDateTime> |
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#include "xqsettingsmanager.h" |
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#include "xqsettingskey.h" |
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#include "xqpublishandsubscribeutils.h" |
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|
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// User includes |
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#include "radiohswidgetprofilereader.h" |
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#include "radiohswidget.h" |
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#include "radioservicedef.h" |
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#include "radio_global.h" |
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#include "radiologger.h" |
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|
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// Constants |
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/** Constant for radio running undefined status. */ |
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const int RADIO_RUNNING_STATUS_UNDEFINED(-1); |
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|
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/*! |
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\class RadioHsWidgetProfileReader |
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\brief Implementation of P&S key reader and monitor. |
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|
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RadioHsWidgetProfileReader implements reader and monitor for P&S keys. |
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*/ |
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|
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// ======== MEMBER FUNCTIONS ======== |
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|
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/*! |
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Constructs a profile reader which is a child of \a parent. |
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|
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Creates XQSettingsManager for monitoring and accessing the P&S keys. |
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Connects to the signals of XQSettingsManager. |
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*/ |
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RadioHsWidgetProfileReader::RadioHsWidgetProfileReader( |
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RadioHsWidget *parent) : |
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QObject(parent), |
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mParent(*parent), |
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mSettingsManager(new XQSettingsManager(this)), |
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mRadioStatus(RADIO_RUNNING_STATUS_UNDEFINED) |
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{ |
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LOG_METHOD; |
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Radio::connect(mSettingsManager, SIGNAL(itemDeleted(XQSettingsKey)), this, |
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SLOT(handleDeletedItem(XQSettingsKey))); |
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Radio::connect(mSettingsManager, SIGNAL(valueChanged(XQSettingsKey, QVariant)), |
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this, SLOT(handleChanges(XQSettingsKey, QVariant))); |
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} |
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|
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/*! |
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Destructor |
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*/ |
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RadioHsWidgetProfileReader::~RadioHsWidgetProfileReader() |
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{ |
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LOG_METHOD; |
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XQSettingsKey radioRunningKey(XQSettingsKey::TargetPublishAndSubscribe, |
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KRadioPSUid, KRadioStartupKey); |
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mSettingsManager->stopMonitoring(radioRunningKey); |
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} |
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|
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/*! |
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Start monitoring of radio P&S key. Read also the initial value. |
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*/ |
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void RadioHsWidgetProfileReader::startMonitoringRadioRunningStatus() |
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{ |
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LOG_METHOD; |
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XQSettingsKey radioRunningKey(XQSettingsKey::TargetPublishAndSubscribe, |
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KRadioPSUid, KRadioStartupKey); |
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// Start monitoring. |
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mSettingsManager->startMonitoring(radioRunningKey); |
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// Read current value. |
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radioRunningStatus( |
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mSettingsManager->readItemValue(radioRunningKey)); |
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} |
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|
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/*! |
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Checks if device is in offline mode and \returns \c true if it is |
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and \c false if not. |
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*/ |
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bool RadioHsWidgetProfileReader::isInOfflineMode() |
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{ |
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LOG_METHOD_RET("%d"); |
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XQSettingsKey connectionKey( XQSettingsKey::TargetCentralRepository, |
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CENREP_CORE_APPLICATION_UIS, ID_NETWORK_CONNECTION_ALLOWED ); |
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|
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// Read current value. |
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const QVariant connectionAllowed = mSettingsManager->readItemValue( connectionKey ); |
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if ( connectionAllowed.canConvert( QVariant::Int ) && connectionAllowed.toInt() == NetworkNotAllowed ) { |
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return true; |
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} |
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return false; |
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} |
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/*! |
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Handling of deletion of listened keys. |
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\param key Deleted key. |
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*/ |
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void RadioHsWidgetProfileReader::handleDeletedItem(const XQSettingsKey &key) |
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{ |
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LOG_METHOD_ENTER; |
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if (key.uid() == KRadioPSUid && key.key() == KRadioStartupKey) { |
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LOG("KRadioStartupKey deleted"); |
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startMonitoringRadioRunningStatus(); |
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} |
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} |
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/*! |
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Notifications from settings manager are handled and routed to appropriate |
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private slots. |
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\param key Changed key. |
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\param value Value of changed key. |
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*/ |
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void RadioHsWidgetProfileReader::handleChanges(const XQSettingsKey &key, |
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const QVariant& value) |
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{ |
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LOG_SLOT_CALLER; |
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if (key.uid() == KRadioPSUid && key.key() |
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== KRadioStartupKey) { |
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LOG("KRadioStartupKey changed"); |
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radioRunningStatus(value); |
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} |
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} |
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/*! |
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Handling changes in radio running P&S key. |
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\param value is int representation of time in seconds when radio was |
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started. |
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*/ |
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void RadioHsWidgetProfileReader::radioRunningStatus( |
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const QVariant &value) |
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{ |
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LOG_METHOD_ENTER; |
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if (value.canConvert(QVariant::Int)) { |
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mRadioStatus = value.toInt(); |
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// Notify the observer that radio is running. |
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mParent.handleRadioStateChange(FmRadio::StateRunning); |
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} else { |
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mRadioStatus = RADIO_RUNNING_STATUS_UNDEFINED; |
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// Notify the observer that radio is not running. |
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mParent.handleRadioStateChange(FmRadio::StateNotRunning); |
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} |
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} |