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Screen: Only use Xrandr if it provides data 

This commit makes awesome ignore the screen geometry provided by Xrandr if it
only defines a single screen. This should work around nvidia's binary driver
which only provides useful data via Xinerama.

Signed-off-by: Uli Schlachter <psychon@znc.in>
This commit is contained in:
Uli Schlachter 2010-07-21 14:46:49 +02:00
parent 7bf1370502
commit e830df6092
1 changed files with 8 additions and 0 deletions
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8
screen.c
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@ -91,6 +91,14 @@ screen_scan_randr(void)
xcb_randr_get_screen_resources_cookie_t screen_res_c = xcb_randr_get_screen_resources(globalconf.connection, screen->root);
xcb_randr_get_screen_resources_reply_t *screen_res_r = xcb_randr_get_screen_resources_reply(globalconf.connection, screen_res_c, NULL);
/* Only use the data from XRandR if there is more than one screen
* defined. This should work around the broken nvidia driver. */
if (screen_res_r->num_crtcs <= 1)
{
p_delete(&screen_res_r);
return false;
}
/* We go through CRTC, and build a screen for each one. */
xcb_randr_crtc_t *randr_crtcs = xcb_randr_get_screen_resources_crtcs(screen_res_r);