/* Function: al_destroy_event_queue
*/
void al_destroy_event_queue(ALLEGRO_EVENT_QUEUE *queue)
{
ASSERT(queue);
_al_unregister_destructor(_al_dtor_list, queue);
/* Unregister any event sources registered with this queue. */
while (_al_vector_is_nonempty(&queue->sources)) {
ALLEGRO_EVENT_SOURCE **slot = _al_vector_ref_back(&queue->sources);
al_unregister_event_source(queue, *slot);
}
ASSERT(_al_vector_is_empty(&queue->sources));
_al_vector_free(&queue->sources);
ASSERT(queue->events_head == queue->events_tail);
_al_vector_free(&queue->events);
_al_cond_destroy(&queue->cond);
_al_mutex_destroy(&queue->mutex);
al_free(queue);
}
static bool wgl_resize_helper(ALLEGRO_DISPLAY *d, int width, int height)
{
ALLEGRO_DISPLAY_WGL *wgl_disp = (ALLEGRO_DISPLAY_WGL *)d;
ALLEGRO_DISPLAY *ogl_disp = (ALLEGRO_DISPLAY *)d;
ALLEGRO_DISPLAY_WIN *win_disp = (ALLEGRO_DISPLAY_WIN *)d;
int full_w, full_h;
ALLEGRO_MONITOR_INFO mi;
int adapter = al_get_new_display_adapter();
if (adapter < 0)
adapter = 0;
al_get_monitor_info(adapter, &mi);
full_w = mi.x2 - mi.x1;
full_h = mi.y2 - mi.y1;
if ((d->flags & ALLEGRO_FULLSCREEN_WINDOW) && (full_w != width || full_h != height)) {
win_disp->toggle_w = width;
win_disp->toggle_h = height;
return true;
}
win_disp->can_acknowledge = false;
if (d->flags & ALLEGRO_FULLSCREEN) {
ALLEGRO_BITMAP *target_bmp;
_AL_VECTOR disp_bmps;
bool was_backbuffer = false;
size_t i;
target_bmp = al_get_target_bitmap();
if (target_bmp->vt)
was_backbuffer = ((ALLEGRO_BITMAP_OGL*)target_bmp)->is_backbuffer;
/* Remeber display bitmaps. */
_al_vector_init(&disp_bmps, sizeof(ALLEGRO_BITMAP*));
for (i = 0; i < _al_vector_size(&d->bitmaps); i++) {
ALLEGRO_BITMAP **dis = _al_vector_ref(&d->bitmaps, i);
ALLEGRO_BITMAP **mem = _al_vector_alloc_back(&disp_bmps);
*mem = *dis;
}
/* This flag prevents from switching to desktop resolution in between. */
_wgl_do_not_change_display_mode = true;
destroy_display_internals(wgl_disp);
_wgl_do_not_change_display_mode = false;
d->w = width;
d->h = height;
if (!create_display_internals(wgl_disp))
return false;
/* Reupload bitmaps. */
while (_al_vector_is_nonempty(&disp_bmps)) {
ALLEGRO_BITMAP **back = _al_vector_ref_back(&disp_bmps);
_al_convert_to_display_bitmap(*back);
_al_vector_delete_at(&disp_bmps, _al_vector_size(&disp_bmps) - 1);
}
/* We have a new backbuffer now. */
if (was_backbuffer)
al_set_target_bitmap(al_get_backbuffer(d));
}
else {
RECT win_size;
WINDOWINFO wi;
win_size.left = 0;
win_size.top = 0;
win_size.right = width;
win_size.bottom = height;
wi.cbSize = sizeof(WINDOWINFO);
GetWindowInfo(win_disp->window, &wi);
AdjustWindowRectEx(&win_size, wi.dwStyle, false, wi.dwExStyle);
if (!SetWindowPos(win_disp->window, HWND_TOP,
0, 0,
win_size.right - win_size.left,
win_size.bottom - win_size.top,
SWP_NOMOVE|SWP_NOZORDER))
return false;
PostMessage(win_disp->window, WM_USER+0, 0, 0);
d->w = width;
d->h = height;
if (!(d->flags & ALLEGRO_FULLSCREEN_WINDOW)) {
win_disp->toggle_w = width;
win_disp->toggle_h = height;
}
_al_ogl_resize_backbuffer(ogl_disp->ogl_extras->backbuffer, width, height);
setup_gl(d);
}
return true;
}
