Event.hh

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#ifndef EVENT_HH
#define EVENT_HH
 
#include <string>
 
namespace openmsx {
 
class TclObject;
 
enum EventType
{
        OPENMSX_KEY_UP_EVENT,
        OPENMSX_KEY_DOWN_EVENT,
        OPENMSX_KEY_GROUP_EVENT,
        OPENMSX_MOUSE_MOTION_EVENT,
        OPENMSX_MOUSE_MOTION_GROUP_EVENT,
        OPENMSX_MOUSE_BUTTON_UP_EVENT,
        OPENMSX_MOUSE_BUTTON_DOWN_EVENT,
        OPENMSX_MOUSE_BUTTON_GROUP_EVENT,
        OPENMSX_MOUSE_WHEEL_EVENT,
        OPENMSX_MOUSE_WHEEL_GROUP_EVENT,
        OPENMSX_JOY_AXIS_MOTION_EVENT,
        OPENMSX_JOY_AXIS_MOTION_GROUP_EVENT,
        OPENMSX_JOY_HAT_EVENT,
        OPENMSX_JOY_HAT_GROUP_EVENT,
        OPENMSX_JOY_BUTTON_UP_EVENT,
        OPENMSX_JOY_BUTTON_DOWN_EVENT,
        OPENMSX_JOY_BUTTON_GROUP_EVENT,
        OPENMSX_FOCUS_EVENT,
        OPENMSX_RESIZE_EVENT,
        OPENMSX_FILEDROP_EVENT,
        OPENMSX_FILEDROP_GROUP_EVENT,
        OPENMSX_QUIT_EVENT,
        OPENMSX_OSD_CONTROL_RELEASE_EVENT,
        OPENMSX_OSD_CONTROL_PRESS_EVENT,
        OPENMSX_BOOT_EVENT, // sent when the MSX resets or power ups
 
        OPENMSX_FINISH_FRAME_EVENT,
 
        OPENMSX_FRAME_DRAWN_EVENT,
 
        OPENMSX_BREAK_EVENT,
        OPENMSX_SWITCH_RENDERER_EVENT,
 
        OPENMSX_TAKE_REVERSE_SNAPSHOT,
 
        OPENMSX_CLICOMMAND_EVENT,
 
        OPENMSX_AFTER_TIMED_EVENT,
 
        OPENMSX_MACHINE_LOADED_EVENT,
 
        OPENMSX_MACHINE_ACTIVATED,
        OPENMSX_MACHINE_DEACTIVATED,
 
        OPENMSX_EXPOSE_EVENT,
 
        OPENMSX_MIDI_IN_READER_EVENT,
        OPENMSX_MIDI_IN_WINDOWS_EVENT,
        OPENMSX_MIDI_IN_COREMIDI_EVENT,
        OPENMSX_MIDI_IN_COREMIDI_VIRTUAL_EVENT,
        OPENMSX_RS232_TESTER_EVENT,
 
        NUM_EVENT_TYPES // must be last
};
 
class Event
{
public:
        Event(const Event&) = delete;
        Event& operator=(const Event&) = delete;
 
        [[nodiscard]] EventType getType() const { return type; }
 
        [[nodiscard]] std::string toString() const;
 
        [[nodiscard]] virtual TclObject toTclList() const = 0;
 
        [[nodiscard]] bool operator< (const Event& other) const;
        [[nodiscard]] bool operator> (const Event& other) const;
        [[nodiscard]] bool operator<=(const Event& other) const;
        [[nodiscard]] bool operator>=(const Event& other) const;
        [[nodiscard]] bool operator==(const Event& other) const;
        [[nodiscard]] bool operator!=(const Event& other) const;
 
        [[nodiscard]] virtual bool isRepeatStopper(const Event& /*other*/) const {
                return true;
        }
 
        [[nodiscard]] virtual bool matches(const Event& other) const {
                return *this == other;
        }
 
protected:
        explicit Event(EventType type_) : type(type_) {}
        ~Event() = default;
 
private:
        [[nodiscard]] virtual bool lessImpl(const Event& other) const = 0;
 
        const EventType type;
};
 
// implementation for events that don't need additional data
class SimpleEvent final : public Event
{
public:
        explicit SimpleEvent(EventType type_) : Event(type_) {}
        [[nodiscard]] TclObject toTclList() const override;
        [[nodiscard]] bool lessImpl(const Event& other) const override;
};
 
} // namespace openmsx
 
#endif