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Diffstat (limited to 'src/api/x11/monitor.rs')
-rw-r--r-- | src/api/x11/monitor.rs | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/api/x11/monitor.rs b/src/api/x11/monitor.rs index 30bd522..d6479c9 100644 --- a/src/api/x11/monitor.rs +++ b/src/api/x11/monitor.rs @@ -9,6 +9,7 @@ pub struct MonitorId(pub Arc<XConnection>, pub u32); pub fn get_available_monitors(x: &Arc<XConnection>) -> VecDeque<MonitorId> { let nb_monitors = unsafe { (x.xlib.XScreenCount)(x.display) }; + x.check_errors().expect("Failed to call XScreenCount"); let mut monitors = VecDeque::new(); monitors.extend((0 .. nb_monitors).map(|i| MonitorId(x.clone(), i as u32))); @@ -18,6 +19,7 @@ pub fn get_available_monitors(x: &Arc<XConnection>) -> VecDeque<MonitorId> { #[inline] pub fn get_primary_monitor(x: &Arc<XConnection>) -> MonitorId { let primary_monitor = unsafe { (x.xlib.XDefaultScreen)(x.display) }; + x.check_errors().expect("Failed to call XDefaultScreen"); MonitorId(x.clone(), primary_monitor as u32) } @@ -36,6 +38,7 @@ impl MonitorId { let screen = unsafe { (self.0.xlib.XScreenOfDisplay)(self.0.display, self.1 as i32) }; let width = unsafe { (self.0.xlib.XWidthOfScreen)(screen) }; let height = unsafe { (self.0.xlib.XHeightOfScreen)(screen) }; + self.0.check_errors().expect("Failed to get monitor dimensions"); (width as u32, height as u32) } } |