rssguard/src/gui/iconthemefactory.h
2013-11-30 19:24:09 +01:00

76 lines
2.1 KiB
C++

#ifndef THEMEFACTORY_H
#define THEMEFACTORY_H
#include <QString>
#include <QEvent>
#include <QIcon>
#include <QPointer>
class IconThemeFactory : public QObject {
Q_OBJECT
public:
// Singleton getter.
static IconThemeFactory *getInstance();
// Destructor.
virtual ~IconThemeFactory();
// Wrapper for QIcon::fromTheme.
// TODO: If icon is not found in user-defined icon theme,
// then it is searched in system-default theme (ThemeFactory::getSystemIconTheme()).
// BUG: I tried to do that, but QIcon is apparently bugged.
QIcon fromTheme(const QString &name, const QIcon &fallback = QIcon());
// Adds custom application path to be search for icons.
void setupSearchPaths();
// Returns list of installed themes, including "default" theme.
// NOTE: "Default" theme is system theme on Linux and "no theme" on windows.
QStringList getInstalledIconThemes();
// Loads name of selected icon theme (from settings) for the application and
// activates it. If that particular theme is not installed, then
// "default" theme is loaded.
// NOTE: All existing widgets get a chance to repaint its icons if
// notify_widgets is true.
void loadCurrentIconTheme(bool notify_widgets);
// Returns name of currently activated theme for the application.
QString getCurrentIconTheme();
// Sets icon theme with given name as the active one and loads it.
void setCurrentIconTheme(const QString &theme_name);
private:
// Constructor.
explicit IconThemeFactory(QObject *parent = 0);
// Holds name of the current icon theme.
QString m_currentIconTheme;
// Singleton.
static QPointer<IconThemeFactory> s_instance;
};
// NOTE: Think about removing dynamic icon theme change,
// because skins are not dynamic nor tranlations.
class IconThemeFactoryEvent : public QEvent {
public:
enum Type {
IconThemeChange = 2000
};
// Constructors.
explicit IconThemeFactoryEvent();
virtual ~IconThemeFactoryEvent();
static QEvent::Type type();
private:
static QEvent::Type m_typeOfEvent;
};
#endif // THEMEFACTORY_H