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/*
* Copyright (C) 2013-2015 Canonical, Ltd.
*
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License version 3, as published by
* the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranties of MERCHANTABILITY,
* SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef APPLICATION_H
#define APPLICATION_H
// std
#include <memory>
//Qt
#include <QtCore/QtCore>
#include <QImage>
#include <QSharedPointer>
// Unity API
#include <unity/shell/application/ApplicationInfoInterface.h>
#include "session_interface.h"
namespace mir {
namespace scene {
class Session;
}
}
namespace qtmir
{
class ApplicationManager;
class DesktopFileReader;
class Session;
class SharedWakelock;
class Application : public unity::shell::application::ApplicationInfoInterface
{
Q_OBJECT
Q_PROPERTY(QString desktopFile READ desktopFile CONSTANT)
Q_PROPERTY(QString exec READ exec CONSTANT)
Q_PROPERTY(bool fullscreen READ fullscreen NOTIFY fullscreenChanged)
Q_PROPERTY(Stage stage READ stage WRITE setStage NOTIFY stageChanged)
Q_PROPERTY(SessionInterface* session READ session NOTIFY sessionChanged DESIGNABLE false)
public:
Q_DECLARE_FLAGS(Stages, Stage)
enum ProcessState {
ProcessUnknown,
ProcessRunning,
ProcessSuspended,
ProcessKilled, // it stopped, but because it was killed.
ProcessStopped
};
enum class InternalState {
Starting,
Running,
RunningInBackground,
SuspendingWaitSession,
SuspendingWaitProcess,
Suspended,
StoppedUnexpectedly,
Stopped // It closed itself, crashed or it stopped and we can't respawn it
// In any case, this is a dead end.
};
Application(const QSharedPointer<SharedWakelock>& sharedWakelock,
DesktopFileReader *desktopFileReader,
const QStringList &arguments,
ApplicationManager *parent);
virtual ~Application();
// ApplicationInfoInterface
QString appId() const override;
QString name() const override;
QString comment() const override;
QUrl icon() const override;
Stage stage() const override;
State state() const override;
RequestedState requestedState() const override;
void setRequestedState(RequestedState) override;
bool focused() const override;
QString splashTitle() const override;
QUrl splashImage() const override;
bool splashShowHeader() const override;
QColor splashColor() const override;
QColor splashColorHeader() const override;
QColor splashColorFooter() const override;
Qt::ScreenOrientations supportedOrientations() const override;
bool rotatesWindowContents() const override;
void setStage(Stage stage);
ProcessState processState() const { return m_processState; }
void setProcessState(ProcessState value);
QStringList arguments() const { return m_arguments; }
SessionInterface* session() const;
void setSession(SessionInterface *session);
bool canBeResumed() const;
bool isValid() const;
QString desktopFile() const;
QString exec() const;
bool fullscreen() const;
Stages supportedStages() const;
pid_t pid() const;
// for tests
InternalState internalState() const { return m_state; }
static QStringList lifecycleExceptions;
Q_SIGNALS:
void fullscreenChanged(bool fullscreen);
void stageChanged(Stage stage);
void sessionChanged(SessionInterface *session);
void startProcessRequested();
void suspendProcessRequested();
void resumeProcessRequested();
void stopped();
private Q_SLOTS:
void onSessionStateChanged(SessionInterface::State sessionState);
void respawn();
private:
QString longAppId() const;
void acquireWakelock() const;
void releaseWakelock() const;
void setPid(pid_t pid);
void setArguments(const QStringList arguments);
void setFocused(bool focus);
void setInternalState(InternalState state);
void wipeQMLCache();
void suspend();
void resume();
QColor colorFromString(const QString &colorString, const char *colorName) const;
static const char* internalStateToStr(InternalState state);
void applyRequestedState();
void applyRequestedRunning();
void applyRequestedSuspended();
QSharedPointer<SharedWakelock> m_sharedWakelock;
DesktopFileReader* m_desktopData;
QString m_longAppId;
qint64 m_pid;
Stage m_stage;
Stages m_supportedStages;
InternalState m_state;
bool m_focused;
QStringList m_arguments;
Qt::ScreenOrientations m_supportedOrientations;
bool m_rotatesWindowContents;
SessionInterface *m_session;
RequestedState m_requestedState;
ProcessState m_processState;
friend class ApplicationManager;
friend class SessionManager;
friend class Session;
};
} // namespace qtmir
Q_DECLARE_METATYPE(qtmir::Application*)
#endif // APPLICATION_H
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