ladybird/LibGUI/GEventLoop.h
Robin Burchell 0dc9af5f7e Add clang-format file
Also run it across the whole tree to get everything using the One True Style.
We don't yet run this in an automated fashion as it's a little slow, but
there is a snippet to do so in makeall.sh.
2019-05-28 17:31:20 +02:00

76 lines
2.6 KiB
C++

#pragma once
#include <LibCore/CEventLoop.h>
#include <LibGUI/GEvent.h>
#include <WindowServer/WSAPITypes.h>
class GAction;
class CObject;
class CNotifier;
class GWindow;
class GEventLoop final : public CEventLoop {
public:
GEventLoop();
virtual ~GEventLoop() override;
static GEventLoop& current() { return static_cast<GEventLoop&>(CEventLoop::current()); }
static bool post_message_to_server(const WSAPI_ClientMessage&, const ByteBuffer& extra_data = {});
bool wait_for_specific_event(WSAPI_ServerMessage::Type, WSAPI_ServerMessage&);
WSAPI_ServerMessage sync_request(const WSAPI_ClientMessage& request, WSAPI_ServerMessage::Type response_type);
static pid_t server_pid() { return s_server_pid; }
static int my_client_id() { return s_my_client_id; }
virtual void take_pending_events_from(CEventLoop& other) override
{
CEventLoop::take_pending_events_from(other);
m_unprocessed_bundles.append(move(static_cast<GEventLoop&>(other).m_unprocessed_bundles));
}
private:
virtual void add_file_descriptors_for_select(fd_set& fds, int& max_fd_added) override
{
FD_SET(s_windowserver_fd, &fds);
max_fd_added = s_windowserver_fd;
}
virtual void process_file_descriptors_after_select(const fd_set& fds) override
{
if (FD_ISSET(s_windowserver_fd, &fds))
drain_messages_from_server();
}
virtual void do_processing() override
{
while (!m_unprocessed_bundles.is_empty())
process_unprocessed_bundles();
}
void wait_for_event();
bool drain_messages_from_server();
void process_unprocessed_bundles();
void handle_paint_event(const WSAPI_ServerMessage&, GWindow&, const ByteBuffer& extra_data);
void handle_resize_event(const WSAPI_ServerMessage&, GWindow&);
void handle_mouse_event(const WSAPI_ServerMessage&, GWindow&);
void handle_key_event(const WSAPI_ServerMessage&, GWindow&);
void handle_window_activation_event(const WSAPI_ServerMessage&, GWindow&);
void handle_window_close_request_event(const WSAPI_ServerMessage&, GWindow&);
void handle_menu_event(const WSAPI_ServerMessage&);
void handle_window_entered_or_left_event(const WSAPI_ServerMessage&, GWindow&);
void handle_wm_event(const WSAPI_ServerMessage&, GWindow&);
void handle_greeting(WSAPI_ServerMessage&);
void connect_to_server();
struct IncomingWSMessageBundle {
WSAPI_ServerMessage message;
ByteBuffer extra_data;
};
Vector<IncomingWSMessageBundle> m_unprocessed_bundles;
static pid_t s_server_pid;
static int s_my_client_id;
static int s_windowserver_fd;
};