/usr/include/kontactinterface/uniqueapphandler.h is in kdepimlibs5-dev 4:4.13.0-0ubuntu1.
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This file is part of the KDE Kontact Plugin Interface Library.
Copyright (c) 2003,2008 David Faure <faure@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef KONTACTINTERFACE_UNIQUEAPPHANDLER_H
#define KONTACTINTERFACE_UNIQUEAPPHANDLER_H
#include "kontactinterface_export.h"
#include "plugin.h"
namespace KontactInterface {
/**
* D-Bus Object that has the name of the standalone application (e.g. "kmail")
* and implements newInstance() so that running the separate application does
* the right thing when kontact is running.
* By default this means simply bringing the main window to the front,
* but newInstance can be reimplemented.
*/
class KONTACTINTERFACE_EXPORT UniqueAppHandler : public QObject
{
Q_OBJECT
// We implement the KUniqueApplication interface
Q_CLASSINFO( "D-Bus Interface", "org.kde.KUniqueApplication" )
public:
UniqueAppHandler( Plugin *plugin );
virtual ~UniqueAppHandler();
/// This must be reimplemented so that app-specific command line options can be parsed
virtual void loadCommandLineOptions() = 0;
Plugin *plugin() const;
/**
Sets the main QWidget @p widget associated with this application.
@param widget the QWidget to set as main
*/
static void setMainWidget( QWidget *widget );
/**
Returns the main widget, which will zero if setMainWidget() has not be called yet.
@since 4.6
*/
QWidget *mainWidget();
public Q_SLOTS: // DBUS methods
int newInstance( const QByteArray &asn_id, const QByteArray &args );
bool load();
protected:
virtual int newInstance();
private:
class Private;
Private *const d;
};
/// Base class for UniqueAppHandler
class UniqueAppHandlerFactoryBase
{
public:
virtual ~UniqueAppHandlerFactoryBase(){}
virtual UniqueAppHandler *createHandler( Plugin * ) = 0;
};
/**
* Used by UniqueAppWatcher below, to create the above UniqueAppHandler object
* when necessary.
* The template argument is the UniqueAppHandler-derived class.
* This allows to remove the need to subclass UniqueAppWatcher.
*/
template <class T> class UniqueAppHandlerFactory : public UniqueAppHandlerFactoryBase
{
public:
virtual UniqueAppHandler *createHandler( Plugin *plugin ) {
plugin->registerClient();
return new T( plugin );
}
};
/**
* If the standalone application is running by itself, we need to watch
* for when the user closes it, and activate the uniqueapphandler then.
* This prevents, on purpose, that the standalone app can be restarted.
* Kontact takes over from there.
*
*/
class KONTACTINTERFACE_EXPORT UniqueAppWatcher : public QObject
{
Q_OBJECT
public:
/**
* Create an instance of UniqueAppWatcher, which does everything necessary
* for the "unique application" behavior: create the UniqueAppHandler as soon
* as possible, i.e. either right now or when the standalone app is closed.
*
* @param factory templatized factory to create the handler. Example:
* ... Note that the watcher takes ownership of the factory.
* @param plugin is the plugin application
*/
UniqueAppWatcher( UniqueAppHandlerFactoryBase *factory, Plugin *plugin );
virtual ~UniqueAppWatcher();
bool isRunningStandalone() const;
private Q_SLOTS:
void slotApplicationRemoved( const QString &name, const QString &oldOwner,
const QString &newOwner );
private:
class Private;
Private *const d;
};
} // namespace
#endif
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