117 lines
2.3 KiB
C++
117 lines
2.3 KiB
C++
/*
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* \brief Tiled-WM test: utilities
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* \author Christian Helmuth
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* \date 2018-09-26
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*/
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/*
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* Copyright (C) 2018 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU Affero General Public License version 3.
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*/
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#ifndef _TEST__TILED_WM__UTIL_H_
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#define _TEST__TILED_WM__UTIL_H_
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/* Genode includes */
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#include <base/signal.h>
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#include <base/thread.h>
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#include <base/log.h>
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#include <util/string.h>
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/* Qt includes */
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#include <QApplication>
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#include <QObject>
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#include <QFile>
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#include <QDebug>
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#include <QFrame>
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/* Qoost includes */
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#include <qoost/qmember.h>
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/* Libc includes */
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#include <libc/component.h>
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typedef Genode::String<32> Name;
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/*
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* Genode signal to queued Qt signal proxy
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*/
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class Genode_signal_proxy : public QObject,
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public Genode::Signal_handler<Genode_signal_proxy>
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{
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Q_OBJECT
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public:
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Genode_signal_proxy(Genode::Entrypoint &sig_ep)
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:
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Genode::Signal_handler<Genode_signal_proxy>(
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sig_ep, *this, &Genode_signal_proxy::handle_genode_signal)
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{
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connect(this, SIGNAL(internal_signal()),
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this, SIGNAL(signal()),
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Qt::QueuedConnection);
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}
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/* called by signal handler / emits internal signal in context of
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* signal-entrypoint thread */
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void handle_genode_signal() { Q_EMIT internal_signal(); }
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Q_SIGNALS:
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/* internal_signal() is Qt::QueuedConnection to signal() */
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void internal_signal();
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/* finally signal() is emitted in the context of the Qt main thread */
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void signal();
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};
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/*
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* Qt initialization
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*/
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extern void initialize_qt_gui(Genode::Env &);
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static inline QApplication & qt5_initialization(Libc::Env &env)
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{
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initialize_qt_gui(env);
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char const *argv[] = { "qt5_app", 0 };
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int argc = sizeof(argv)/sizeof(*argv);
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static QApplication app(argc, (char**)argv);
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QFile file(":style.qss");
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if (!file.open(QFile::ReadOnly)) {
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qWarning() << "Warning:" << file.errorString()
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<< "opening file" << file.fileName();
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} else {
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qApp->setStyleSheet(QLatin1String(file.readAll()));
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}
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app.connect(&app, SIGNAL(lastWindowClosed()), SLOT(quit()));
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return app;
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}
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/*
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* Widget utilities
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*/
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struct Spacer : QFrame
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{
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Q_OBJECT public:
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Spacer(QString const &style_id = "") { setObjectName(style_id); }
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~Spacer() { }
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};
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#endif /* _TEST__TILED_WM__UTIL_H_ */
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