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/*
* Copyright 2013,2016 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 as published by
* the Free Software Foundation; version 3.
*
* 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 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/>.
*
* Authors:
* Michael Zanetti <michael.zanetti@canonical.com>
*/
#ifndef LOMIRI_SHELL_APPLICATION_APPLICATIONMANAGERINTERFACE_H
#define LOMIRI_SHELL_APPLICATION_APPLICATIONMANAGERINTERFACE_H
#include <lomiri/SymbolExport.h>
#include <QtCore/QObject>
#include <QtCore/QAbstractListModel>
namespace lomiri
{
namespace shell
{
namespace application
{
class ApplicationInfoInterface;
class MirSurfaceInterface;
/**
* @brief The Application manager
*
* This is the main class to interact with Applications
*/
class LOMIRI_API ApplicationManagerInterface: public QAbstractListModel
{
Q_OBJECT
/**
* @brief The count of the applications known to the manager.
*
* This is the same as rowCount, added in order to keep compatibility with QML ListModels.
*/
Q_PROPERTY(int count READ count NOTIFY countChanged)
/**
* @brief The currently focused application.
*
* Use focusApplication() and unfocusCurrentApplication() to modify this.
*/
Q_PROPERTY(QString focusedApplicationId READ focusedApplicationId NOTIFY focusedApplicationIdChanged)
protected:
/// @cond
ApplicationManagerInterface(QObject* parent = 0): QAbstractListModel(parent)
{
m_roleNames.insert(RoleAppId, "appId");
m_roleNames.insert(RoleName, "name");
m_roleNames.insert(RoleComment, "comment");
m_roleNames.insert(RoleIcon, "icon");
m_roleNames.insert(RoleState, "state");
m_roleNames.insert(RoleFocused, "focused");
m_roleNames.insert(RoleIsTouchApp, "isTouchApp");
m_roleNames.insert(RoleExemptFromLifecycle, "exemptFromLifecycle");
m_roleNames.insert(RoleApplication, "application");
connect(this, SIGNAL(rowsInserted(QModelIndex, int, int)), SIGNAL(countChanged()));
connect(this, SIGNAL(rowsRemoved(QModelIndex, int, int)), SIGNAL(countChanged()));
connect(this, SIGNAL(modelReset()), SIGNAL(countChanged()));
connect(this, SIGNAL(layoutChanged()), SIGNAL(countChanged()));
}
/// @endcond
public:
/**
* @brief The Roles supported by the model
*
* See ApplicationInfoInterface properties for details.
*/
enum Roles {
RoleAppId = Qt::UserRole,
RoleName,
RoleComment,
RoleIcon,
RoleState,
RoleFocused,
RoleIsTouchApp,
RoleExemptFromLifecycle,
RoleApplication,
};
Q_ENUM(Roles)
/// @cond
virtual ~ApplicationManagerInterface() {}
QHash<int, QByteArray> roleNames() const override
{
return m_roleNames;
}
int count() const {
return rowCount();
}
virtual QString focusedApplicationId() const = 0;
/// @endcond
/**
* @brief Get an ApplicationInfo item (using stack index).
*
* Note: QML requires the full namespace in the return value.
*
* @param index the index of the item to get
* @returns The item, or null if not found.
*/
Q_INVOKABLE virtual lomiri::shell::application::ApplicationInfoInterface *get(int index) const = 0;
/**
* @brief Get an ApplicationInfo item (using the appId).
*
* Note: QML requires the full namespace in the return value.
*
* @param appId the appId of the item to get
* @returns The item, or null if not found.
*/
Q_INVOKABLE virtual lomiri::shell::application::ApplicationInfoInterface *findApplication(const QString &appId) const = 0;
/*
* @brief Returns the AplicationInfo with the given surface
*/
virtual ApplicationInfoInterface *findApplicationWithSurface(MirSurfaceInterface* surface) const = 0;
/**
* @brief Request to focus a given application
*
* This will request the shell to focus the given application.
*
* @param appId The appId of the app to be focused.
* @returns True if the request will processed, false if it was discarded (i.e. the given appid could not be found)
*/
Q_INVOKABLE virtual bool requestFocusApplication(const QString &appId) = 0;
/**
* @brief Start an application.
*
* @param appId The appId for the application to be spawned.
* @param arguments Any arguments to be passed to the process.
* @returns The created application item if start successful, else null.
*/
Q_INVOKABLE virtual lomiri::shell::application::ApplicationInfoInterface *startApplication(const QString &appId, const QStringList &arguments) = 0;
/**
* @brief Stops an application.
*
* @param appId The application to be stopped.
* @returns True if application stop successful, else false (i.e. false if application was not running).
*/
Q_INVOKABLE virtual bool stopApplication(const QString &appId) = 0;
Q_SIGNALS:
/// @cond
void countChanged();
/// @endcond
/**
* @brief Will be emitted right before the focused application changes.
*
* This can be used to prepare for an upcoming focus change. For example starting
* an animation.
*/
void focusRequested(const QString &appId);
/**
* @brief Will be emitted whenever the focused application changes.
*/
void focusedApplicationIdChanged();
protected:
/// @cond
QHash<int, QByteArray> m_roleNames;
/// @endcond
};
} // namespace application
} // namespace shell
} // namespace lomiri
#endif // LOMIRI_SHELL_APPLICATIONMANAGER_APPLICATIONINFO_H
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