/*
* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0""
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description:
*
*/
#include <QString>
#include "cpthemechanger.h"
#include "cpthemeutil.h"
#include "cpthemeinfo.h"
#include <hbinstance.h>
#include <restricted/hbthemeservices_r.h>
/*!
\class CpThemeChanger
\brief CpThemeChanger provides an interface for changing the current
theme.
This API is only for use with the control panel and its theme
changing plugin.
*/
/*!
Constructor.
*/
CpThemeChanger::CpThemeChanger(QObject* p) :
QObject(p),
mCurrentTheme(0)
{
if(hbInstance->theme()) {
connect(hbInstance->theme(),SIGNAL(changeFinished()), this, SLOT(changeFinished()));
}
setCurrentTheme();
}
/*!
Returns a ThemeInfo object containing the current theme name and
corresponding icons.
If no repersentative icons exist, the HbIcon returned will be
uninitialized.
*/
const CpThemeInfo* CpThemeChanger::currentTheme() const
{
return mCurrentTheme;
}
/*!
* Private helper function that gets the current theme from hbinstance and s
* ets class' current theme.
*/
void CpThemeChanger::setCurrentTheme()
{
QString themeName = "";
if (HbInstance::instance()) {
HbTheme *hbTheme = HbInstance::instance()->theme();
if(hbTheme) {
themeName = hbTheme->name();
}
}
if(mCurrentTheme && mCurrentTheme->name() == themeName) {
return;
} else {
//buildThemeInfo creates new theme info.
CpThemeInfo* tmpTheme = CpThemeUtil::buildThemeInfo(HbThemeServices::themePath(), themeName);
//delete old value. set the new value.
if(tmpTheme) {
if(mCurrentTheme){
delete mCurrentTheme;
}
mCurrentTheme = tmpTheme;
}
}
}
/*!
Change a theme. Returns true on success, false otherwise.
*/
bool CpThemeChanger::changeTheme(const QString& newTheme)
{
bool result = false;
// Skip doing this if the request is for the current theme
if (newTheme.isEmpty() || newTheme == mCurrentTheme->name()) {
return result;
}
QString themePath = CpThemeUtil::themePath(newTheme);
if(!themePath.isEmpty()) {
HbThemeServices::setTheme(themePath);
result = true;
}
return result;
}
/*!
Destructor
*/
CpThemeChanger::~CpThemeChanger()
{
delete mCurrentTheme;
mCurrentTheme = 0;
}
/*!
* Slot to handle notification from theme server that theme change
* is done. Notify the owner.
*/
void CpThemeChanger::changeFinished()
{
setCurrentTheme();
emit themeChangeFinished();
}
// End of file