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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 "infowidgetpreferences.h"
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#include "infowidgetlogging.h"
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/*!
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\class InfoWidgetPreferences
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\brief Preference store for widget
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display etc. options
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*/
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/*!
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InfoWidgetPreferences::InfoWidgetPreferences()
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*/
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InfoWidgetPreferences::InfoWidgetPreferences(QObject *parent):
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QObject(parent)
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{
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DPRINT;
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}
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/*!
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InfoWidgetPreferences::~InfoWidgetPreferences()
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*/
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InfoWidgetPreferences::~InfoWidgetPreferences()
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{
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DPRINT;
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}
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/*!
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InfoWidgetPreferences::storePreferences()
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Store acceptable preference set
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*/
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bool InfoWidgetPreferences::storePreferences()
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{
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DPRINT;
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bool changed(false);
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if (validate() &&
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m_validatedOptions != m_options){
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DPRINT << ": preferences differ";
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changed = true;
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m_validatedOptions = m_options;
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}
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else if (visibleItemCount() <= 0) {
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DPRINT << ": invalid options, restoring initial options";
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restorePreferences();
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}
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return changed;
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}
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/*!
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InfoWidgetPreferences::restorePreferences()
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Restores last acceptable preference set
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*/
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void InfoWidgetPreferences::restorePreferences()
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{
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DPRINT;
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m_options = m_validatedOptions;
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}
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/*!
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InfoWidgetPreferences::preference()
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*/
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QString InfoWidgetPreferences::preference(Option preferenceId) const
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{
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DPRINT << ": preference id: " << static_cast<int>(preferenceId);
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QString preferenceString;
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if (m_options.testFlag(preferenceId)) {
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preferenceString = DISPLAY_SETTING_ON;
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} else {
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preferenceString = DISPLAY_SETTING_OFF;
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}
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return preferenceString;
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}
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/*!
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InfoWidgetPreferences::isPreferenceSet()
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*/
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bool InfoWidgetPreferences::isPreferenceSet(Option preferenceId) const
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{
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DPRINT << ": preference id: " << static_cast<int>(preferenceId);
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return m_options.testFlag(preferenceId);
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}
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/*!
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InfoWidgetPreferences::preferences()
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*/
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InfoWidgetPreferences::Options InfoWidgetPreferences::preferences() const
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{
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return m_options;
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}
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/*!
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InfoWidgetPreferences::setPreference()
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*/
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void InfoWidgetPreferences::setPreference(Option preferenceId,
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const QString& preferenceString)
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{
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DPRINT << ": preference id: " << static_cast<int>(preferenceId);
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DPRINT << ": preference string: " << preferenceString;
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DPRINT << ": initial options: " << m_options;
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if (preferenceString.compare(DISPLAY_SETTING_ON) == 0) {
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m_options |= preferenceId;
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emit prefChanged(preferenceId,DisplayOn);
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} else {
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m_options &= ~preferenceId;
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emit prefChanged(preferenceId,DisplayOff);
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}
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DPRINT << ": modified options: " << m_options;
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}
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/*!
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InfoWidgetPreferences::visibleItemCount()
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*/
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int InfoWidgetPreferences::visibleItemCount()
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{
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DPRINT << ": IN";
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int visibleItems = 0;
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if (m_options.testFlag(DisplayHomeZone)){
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visibleItems++;
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}
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if (m_options.testFlag(DisplayMcn)){
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visibleItems++;
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}
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if (m_options.testFlag(DisplayActiveLine)){
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visibleItems++;
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}
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if (m_options.testFlag(DisplaySatText)){
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visibleItems++;
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}
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if (m_options.testFlag(DisplaySpn)){
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visibleItems++;
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}
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DPRINT << ": visible item count: " << visibleItems;
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return visibleItems;
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}
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/*!
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InfoWidgetPreferences::validate()
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*/
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bool InfoWidgetPreferences::validate()
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{
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return visibleItemCount() > 0;
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}
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/*!
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InfoWidgetPreferences::preferenceNames()
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Convenience function for getting all preference names
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*/
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QStringList InfoWidgetPreferences::preferenceNames()
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{
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QStringList preferenceList;
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preferenceList << "spnDisplay" << "homeZoneDisplay" <<
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"activeLineDisplay" << "satDisplay" << "mcnDisplay";
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return preferenceList;
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}
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// End of File.
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