123 lines
3.5 KiB
C++
Executable File
123 lines
3.5 KiB
C++
Executable File
/**
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* @RDE_HEADER@
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* AvsMenus
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* $Id$
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* $HeadURL$
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* $Author$
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* Created by Christian Fröbel, NLSE, 2018-03-19
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*/
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#pragma once
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#include "avm_export.h"
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#include <QObject>
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#include <boost/optional.hpp>
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#include <functional>
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#include <InfrastructureManagement/ism_dtc.h>
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enum class DataModification;
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namespace AudioVideoManagement
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{
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namespace Interface
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{
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class Dtc;
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}
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class AvaSession;
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class MenuStruct;
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class RtState;
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/**
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* This class is responsible for the Announcement- and VideoMenu in AVS_Workstation.
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* Initially the default menus will be set. When the user changes the menu,
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* we keep track of it. When the connection to AVS_Workstation breaks down,
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* the last active menus will be set on reconnect.
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* Also, when the active menu changes (on DDS), the change is published
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* to AVS_Workstation.
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*
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* @author Christian Fröbel
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*/
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class AVM_COMMON_EXPORT AvsMenus : public QObject
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{
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Q_OBJECT
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public:
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AvsMenus(AvaSession *session, Interface::Dtc *dtc, InfrastructureManagement::Interface::Dtc *ismDtc, RtState *rtState);
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void setAnnouncementMenu(int menuId);
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void setVideoMenu(int menuId);
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void setAnnouncementUnit(int mountingPointId);
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/** @return -1 if there is no current menu (yet). */
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int currentAnnouncementMenu() const { return m_announcementMenu.currentMenu(); }
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int currentVideoMenu() const { return m_videoMenu.currentMenu(); }
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private slots:
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void onSessionEstablished();
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void onMenuStructChanged(const MenuStruct &menu, DataModification modType);
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private:
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/**
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* @name Callbacks
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* Will be called by Menu in order to send the Menu to AVS_Workstation.
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*/
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///@{
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void sendAnnouncementMenu(const MenuStruct &menu, const boost::optional<int> &mountingPointIdOfSelectedStream);
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void sendVideoMenu(const MenuStruct &menu, const boost::optional<int> &dummy);
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///@}
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/**
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* Internal helper class to represent the Announcement- and VideoMenu.
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*/
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class Menu
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{
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public:
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using SendMenuCallback = std::function<void(const MenuStruct &, const boost::optional<int> &)>;
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Menu(Interface::Dtc *dtc, InfrastructureManagement::Interface::Dtc *ismDtc, SendMenuCallback cb, bool isAudio);
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void setMenu(int menuId);
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void replaceMvsEntries(MenuStruct &menu) const;
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/**
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* Special method which is only meaningful for the AnnoucementMenu.
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* Selects the default menu and makes sure that the AnnouncementUnit on the MountingPoint
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* with the given mountingPointId is the first selected Stream.
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*/
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void setAnnouncementUnit(int mountingPointId);
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/** @return -1 if there is no current menu (yet). */
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int currentMenu() const { return m_currentMenu.get_value_or(-1); }
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void onChanged(const MenuStruct &menu, DataModification modType);
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void onSessionEstablished();
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private:
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void onMenuAdded(MenuStruct menu);
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void onMenuChanged(MenuStruct menu);
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void onMenuRemoved(const MenuStruct &menu);
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void setMenu(const MenuStruct &menu, const boost::optional<int> &mountingPointIdOfSelectedStream = boost::none);
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Interface::Dtc *m_dtc;
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InfrastructureManagement::Interface::Dtc *m_ismDtc;
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SendMenuCallback m_sendMenu;
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const bool m_isAudio;
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boost::optional<int> m_defaultMenu;
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boost::optional<int> m_currentMenu;
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};
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AvaSession *m_session;
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Interface::Dtc *m_dtc;
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InfrastructureManagement::Interface::Dtc *m_ismDtc;
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RtState *m_rtState;
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Menu m_announcementMenu;
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Menu m_videoMenu;
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};
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} // namespace AudioVideoManagement
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