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/*
winnie - an experimental window system
Copyright (C) 2013 Eleni Maria Stea
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
Author: Eleni Maria Stea <elene.mst@gmail.com>
*/
#ifdef WINNIE_SDL
#include <stdlib.h>
#include <SDL/SDL.h>
#include "event.h"
#include "keyboard.h"
#include "mouse.h"
#include "wm.h"
enum {
TIMER_EVENT = SDL_USEREVENT
};
SDL_Event sdl_event;
void process_events()
{
wm->process_windows();
if(!SDL_WaitEvent(&sdl_event)) {
return;
}
do {
switch(sdl_event.type) {
case SDL_KEYDOWN:
case SDL_KEYUP:
process_keyboard_event();
break;
case SDL_MOUSEMOTION:
case SDL_MOUSEBUTTONDOWN:
case SDL_MOUSEBUTTONUP:
process_mouse_event();
break;
case SDL_QUIT:
exit(0);
case TIMER_EVENT:
{
Window *win = (Window*)sdl_event.user.data1;
TimerFuncType func = win->get_timer_callback();
if(func) {
func(win);
} else {
fprintf(stderr, "timer gone off but window has no timer callback!\n");
}
}
break;
default:
break;
}
} while(SDL_PollEvent(&sdl_event));
}
struct TimerData {
SDL_TimerID sdl_timer;
Window *win;
TimerMode mode;
};
static unsigned int timer_callback(unsigned int interval, void *cls)
{
TimerData *td = (TimerData*)cls;
SDL_Event ev;
ev.type = TIMER_EVENT;
ev.user.data1 = td->win;
SDL_PushEvent(&ev);
if(td->mode == TIMER_ONESHOT) {
delete td;
return 0;
}
return interval; // repeat at same interval
}
void set_window_timer(Window *win, unsigned int msec, TimerMode mode)
{
if(!win->get_timer_callback()) {
fprintf(stderr, "trying to start a timer without having a timer callback!\n");
return;
}
TimerData *td = new TimerData;
td->win = win;
td->mode = mode;
td->sdl_timer = SDL_AddTimer(msec, timer_callback, td);
}
#endif // WINNIE_SDL
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