plasma-framework/theme.cpp
Aaron J. Seigo c8e196295f * allow setting of the theme name (easier runtime configurability)
* if the requested theme does not exist, don't accept it
* if the requested svg can't be found in the current theme, try to find it in the default theme

svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=732507
2007-11-04 03:04:55 +00:00

129 lines
2.8 KiB
C++

/*
* Copyright 2006-2007 Aaron Seigo <aseigo@kde.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library General Public License as
* published by the Free Software Foundation; either version 2, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "theme.h"
#include <KSharedConfig>
#include <KStandardDirs>
#include <kdebug.h>
#include <kconfiggroup.h>
namespace Plasma
{
class Theme::Private
{
public:
Private()
: themeName("default")
{
}
KConfigGroup config()
{
QString groupName = "Theme";
if (!app.isEmpty() && app != "plasma") {
groupName.append("-").append(app);
}
KSharedConfig::Ptr config = KSharedConfig::openConfig("plasmarc");
return KConfigGroup(config, groupName);
}
QString themeName;
QString app;
};
class ThemeSingleton
{
public:
Theme self;
};
K_GLOBAL_STATIC( ThemeSingleton, privateThemeSelf )
Theme* Theme::self()
{
return &privateThemeSelf->self;
}
Theme::Theme(QObject* parent)
: QObject(parent),
d(new Private)
{
settingsChanged();
}
Theme::~Theme()
{
d->config().writeEntry("name", d->themeName);
delete d;
}
void Theme::setApplication(const QString &appname)
{
if (d->app != appname) {
d->app = appname;
settingsChanged();
}
}
void Theme::settingsChanged()
{
setThemeName(d->config().readEntry("name", d->themeName));
}
void Theme::setThemeName(const QString &themeName)
{
if (themeName != d->themeName &&
!KStandardDirs::locate("data", "desktoptheme/" + d->themeName).isEmpty()) {
d->themeName = themeName;
emit changed();
}
}
QString Theme::themeName() const
{
return d->themeName;
}
QString Theme::image( const QString& name ) const
{
QString search = "desktoptheme/" + d->themeName + '/' + name + ".svg";
QString path = KStandardDirs::locate( "data", search );
if (path.isEmpty()) {
if (d->themeName != "default") {
search = "desktoptheme/default/" + name + ".svg";
path = KStandardDirs::locate("data", search);
}
if (path.isEmpty()) {
kDebug() << "Theme says: bad image path " << name
<< "; looked in: " << search << endl;
}
}
return path;
}
}
#include <theme.moc>