kwin/scripting/scriptingutils.h

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/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2012 Martin Gräßlin <mgraesslin@kde.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, 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 General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#ifndef KWIN_SCRIPTINGUTILS_H
#define KWIN_SCRIPTINGUTILS_H
#include <KDE/KAction>
#include <KDE/KActionCollection>
#include <KDE/KDebug>
#include <QtScript/QScriptEngine>
namespace KWin
{
template<class T>
QScriptValue globalShortcut(QScriptContext *context, QScriptEngine *engine)
{
T script = qobject_cast<T>(context->callee().data().toQObject());
if (!script) {
return engine->undefinedValue();
}
if (context->argumentCount() != 4) {
kDebug(1212) << "Incorrect number of arguments! Expected: title, text, keySequence, callback";
return engine->undefinedValue();
}
KActionCollection* actionCollection = new KActionCollection(script);
KAction* a = (KAction*)actionCollection->addAction(context->argument(0).toString());
a->setText(context->argument(1).toString());
a->setGlobalShortcut(KShortcut(context->argument(2).toString()));
script->registerShortcut(a, context->argument(3));
return engine->newVariant(true);
};
template<class T>
void callGlobalShortcutCallback(T script, QObject *sender)
{
QAction *a = qobject_cast<QAction*>(sender);
if (!a) {
return;
}
QHash<QAction*, QScriptValue>::const_iterator it = script->shortcutCallbacks().find(a);
if (it == script->shortcutCallbacks().end()) {
return;
}
QScriptValue value(it.value());
value.call();
};
inline void registerGlobalShortcutFunction(QObject *parent, QScriptEngine *engine, QScriptEngine::FunctionSignature function)
{
QScriptValue shortcutFunc = engine->newFunction(function);
shortcutFunc.setData(engine->newQObject(parent));
engine->globalObject().setProperty("registerShortcut", shortcutFunc);
};
} // namespace KWin
#endif // KWIN_SCRIPTINGUTILS_H