SyncronizedWidgetObserver.h

/*
 * 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 Library General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * SyncronizedWidgetObserver.h
 * Transfers widget add/remove events to another thread.
 * Copyright (C) 2014 Simon Newton
 */

#ifndef PLUGINS_USBDMX_SYNCRONIZEDWIDGETOBSERVER_H_
#define PLUGINS_USBDMX_SYNCRONIZEDWIDGETOBSERVER_H_

#include "plugins/usbdmx/WidgetFactory.h"

#include "ola/io/SelectServerInterface.h"
#include "ola/thread/Future.h"
#include "ola/thread/Thread.h"

namespace ola {
namespace plugin {
namespace usbdmx {

class SyncronizedWidgetObserver : public WidgetObserver {
 public:
 SyncronizedWidgetObserver(WidgetObserver *observer,
 ola::io::SelectServerInterface *ss);

 bool NewWidget(class AnymauDMX *widget) {
 return DispatchNewWidget(widget);
 }

 bool NewWidget(class EurolitePro *widget) {
 return DispatchNewWidget(widget);
 }

 bool NewWidget(class JaRuleWidget *widget) {
 return DispatchNewWidget(widget);
 }

 bool NewWidget(class ScanlimeFadecandy *widget) {
 return DispatchNewWidget(widget);
 }

 bool NewWidget(class Sunlite *widget) {
 return DispatchNewWidget(widget);
 }

 bool NewWidget(class VellemanK8062 *widget) {
 return DispatchNewWidget(widget);
 }

 void WidgetRemoved(class AnymauDMX *widget) {
 DispatchWidgetRemoved(widget);
 }

 void WidgetRemoved(class EurolitePro *widget) {
 DispatchWidgetRemoved(widget);
 }

 void WidgetRemoved(class JaRuleWidget *widget) {
 DispatchWidgetRemoved(widget);
 }

 void WidgetRemoved(class ScanlimeFadecandy *widget) {
 DispatchWidgetRemoved(widget);
 }

 void WidgetRemoved(class Sunlite *widget) {
 DispatchWidgetRemoved(widget);
 }

 void WidgetRemoved(class VellemanK8062 *widget) {
 DispatchWidgetRemoved(widget);
 }

 private:
 typedef ola::thread::Future<bool> AddFuture;
 typedef ola::thread::Future<void> RemoveFuture;

 WidgetObserver* const m_observer;
 ola::io::SelectServerInterface* const m_ss;
 const ola::thread::ThreadId m_main_thread_id;

 template<typename WidgetClass>
 bool DispatchNewWidget(WidgetClass *widget);

 template<typename WidgetClass>
 void DispatchWidgetRemoved(WidgetClass *widget);

 template<typename WidgetClass>
 void HandleNewWidget(WidgetClass *widget, AddFuture *f);

 template<typename WidgetClass>
 void HandleWidgetRemoved(WidgetClass *widget, RemoveFuture *f);

 DISALLOW_COPY_AND_ASSIGN(SyncronizedWidgetObserver);
};
} // namespace usbdmx
} // namespace plugin
} // namespace ola
#endif // PLUGINS_USBDMX_SYNCRONIZEDWIDGETOBSERVER_H_