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5e40aa4f1a
I'm gonna want to have nested event loops sooner or later, so let's not pollute GEventLoop with things that are meant to work globally. This patch also changes key events to pass around their modifiers as a bitfield all the way around the system instead of breaking them up.
87 lines
2.4 KiB
C++
87 lines
2.4 KiB
C++
#pragma once
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#include <AK/Badge.h>
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#include <AK/HashMap.h>
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#include <AK/OwnPtr.h>
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#include <AK/Vector.h>
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#include <AK/WeakPtr.h>
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#include <WindowServer/WSAPITypes.h>
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#include <LibGUI/GEvent.h>
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class GAction;
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class GObject;
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class GNotifier;
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class GWindow;
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class GEventLoop {
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public:
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GEventLoop();
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~GEventLoop();
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int exec();
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void post_event(GObject& receiver, OwnPtr<GEvent>&&);
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static GEventLoop& main();
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bool running() const { return m_running; }
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int register_timer(GObject&, int milliseconds, bool should_reload);
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bool unregister_timer(int timer_id);
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void register_notifier(Badge<GNotifier>, GNotifier&);
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void unregister_notifier(Badge<GNotifier>, GNotifier&);
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void quit(int);
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bool post_message_to_server(const WSAPI_ClientMessage&);
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bool wait_for_specific_event(WSAPI_ServerMessage::Type, WSAPI_ServerMessage&);
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WSAPI_ServerMessage sync_request(const WSAPI_ClientMessage& request, WSAPI_ServerMessage::Type response_type);
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pid_t server_pid() const { return m_server_pid; }
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private:
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void wait_for_event();
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bool drain_messages_from_server();
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void process_unprocessed_messages();
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void handle_paint_event(const WSAPI_ServerMessage&, GWindow&);
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void handle_resize_event(const WSAPI_ServerMessage&, GWindow&);
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void handle_mouse_event(const WSAPI_ServerMessage&, GWindow&);
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void handle_key_event(const WSAPI_ServerMessage&, GWindow&);
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void handle_window_activation_event(const WSAPI_ServerMessage&, GWindow&);
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void handle_window_close_request_event(const WSAPI_ServerMessage&, GWindow&);
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void handle_menu_event(const WSAPI_ServerMessage&);
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void handle_window_entered_or_left_event(const WSAPI_ServerMessage&, GWindow&);
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void get_next_timer_expiration(timeval&);
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struct QueuedEvent {
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WeakPtr<GObject> receiver;
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OwnPtr<GEvent> event;
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};
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Vector<QueuedEvent> m_queued_events;
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Vector<WSAPI_ServerMessage> m_unprocessed_messages;
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int m_event_fd { -1 };
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bool m_running { false };
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bool m_exit_requested { false };
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int m_exit_code { 0 };
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int m_next_timer_id { 1 };
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pid_t m_server_pid { 0 };
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struct EventLoopTimer {
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int timer_id { 0 };
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int interval { 0 };
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timeval fire_time;
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bool should_reload { false };
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WeakPtr<GObject> owner;
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void reload();
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bool has_expired() const;
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};
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HashMap<int, OwnPtr<EventLoopTimer>> m_timers;
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HashTable<GNotifier*> m_notifiers;
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};
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