/**
* The x server was changed
*/
static bool xshm_server_changed(obs_properties_t *props,
obs_property_t *p, obs_data_t *settings)
{
UNUSED_PARAMETER(p);
bool advanced = obs_data_get_bool(settings, "advanced");
int_fast32_t old_screen = obs_data_get_int(settings, "screen");
const char *server = obs_data_get_string(settings, "server");
obs_property_t *screens = obs_properties_get(props, "screen");
/* we want a real NULL here in case there is no string here */
server = (advanced && *server) ? server : NULL;
obs_property_list_clear(screens);
Display *dpy = XOpenDisplay(server);
if (!dpy) {
obs_property_set_enabled(screens, false);
return true;
}
struct dstr screen_info;
dstr_init(&screen_info);
bool xinerama = xinerama_is_active(dpy);
int_fast32_t count = (xinerama) ?
xinerama_screen_count(dpy) : XScreenCount(dpy);
for (int_fast32_t i = 0; i < count; ++i) {
int_fast32_t x, y, w, h;
x = y = w = h = 0;
if (xinerama)
xinerama_screen_geo(dpy, i, &x, &y, &w, &h);
else
x11_screen_geo(dpy, i, &w, &h);
dstr_printf(&screen_info, "Screen %"PRIuFAST32" (%"PRIuFAST32
"x%"PRIuFAST32" @ %"PRIuFAST32
",%"PRIuFAST32")", i, w, h, x, y);
obs_property_list_add_int(screens, screen_info.array, i);
}
/* handle missing screen */
if (old_screen + 1 > count) {
dstr_printf(&screen_info, "Screen %"PRIuFAST32" (not found)",
old_screen);
size_t index = obs_property_list_add_int(screens,
screen_info.array, old_screen);
obs_property_list_item_disable(screens, index, true);
}
dstr_free(&screen_info);
XCloseDisplay(dpy);
obs_property_set_enabled(screens, true);
return true;
}
/**
* Enable/Disable all properties for the source.
*
* @note A property that should be ignored can be specified
*
* @param props the source properties
* @param ignore ignore this property
* @param enable enable/disable all properties
*/
static void v4l2_props_set_enabled(obs_properties_t *props,
obs_property_t *ignore, bool enable)
{
if (!props)
return;
for (obs_property_t *prop = obs_properties_first(props); prop != NULL;
obs_property_next(&prop)) {
if (prop == ignore)
continue;
obs_property_set_enabled(prop, enable);
}
}
