dxx-rebirth/arch/include/event.h

// Event header file

#ifndef _EVENT_H
#define _EVENT_H

typedef enum event_type
{
	EVENT_IDLE = 0,
	EVENT_MOUSE_BUTTON_DOWN,
	EVENT_MOUSE_BUTTON_UP,
	EVENT_KEY_COMMAND,
	EVENT_WINDOW_ACTIVATED,
	EVENT_WINDOW_DEACTIVATED,
	EVENT_WINDOW_DRAW,
	EVENT_WINDOW_CLOSE,
	EVENT_WINDOW_CLOSED,
	EVENT_QUIT,
	EVENT_USER	// spare for use by modules that use windows (e.g. newmenu)
} event_type;

// A vanilla event. Cast to the correct type of event according to 'type'.
typedef struct d_event
{
	event_type type;
} d_event;

int event_init();

// Sends input events to event handlers
void event_poll();

// Set and call the default event handler
void set_default_handler(int (*handler)(d_event *event));
int call_default_handler(d_event *event);

// Sends input, idle and draw events to event handlers
void event_process();

#endif