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-rw-r--r--src/api/x11/monitor.rs66
1 files changed, 66 insertions, 0 deletions
diff --git a/src/api/x11/monitor.rs b/src/api/x11/monitor.rs
new file mode 100644
index 0000000..274aef0
--- /dev/null
+++ b/src/api/x11/monitor.rs
@@ -0,0 +1,66 @@
+use std::ptr;
+use std::collections::VecDeque;
+use super::ffi;
+use super::ensure_thread_init;
+use native_monitor::NativeMonitorId;
+
+pub struct MonitorID(pub u32);
+
+pub fn get_available_monitors() -> VecDeque<MonitorID> {
+ ensure_thread_init();
+ let nb_monitors = unsafe {
+ let display = ffi::XOpenDisplay(ptr::null());
+ if display.is_null() {
+ panic!("get_available_monitors failed");
+ }
+ let nb_monitors = ffi::XScreenCount(display);
+ ffi::XCloseDisplay(display);
+ nb_monitors
+ };
+
+ let mut monitors = VecDeque::new();
+ monitors.extend((0..nb_monitors).map(|i| MonitorID(i as u32)));
+ monitors
+}
+
+pub fn get_primary_monitor() -> MonitorID {
+ ensure_thread_init();
+ let primary_monitor = unsafe {
+ let display = ffi::XOpenDisplay(ptr::null());
+ if display.is_null() {
+ panic!("get_available_monitors failed");
+ }
+ let primary_monitor = ffi::XDefaultScreen(display);
+ ffi::XCloseDisplay(display);
+ primary_monitor
+ };
+
+ MonitorID(primary_monitor as u32)
+}
+
+impl MonitorID {
+ pub fn get_name(&self) -> Option<String> {
+ let MonitorID(screen_num) = *self;
+ Some(format!("Monitor #{}", screen_num))
+ }
+
+ pub fn get_native_identifier(&self) -> NativeMonitorId {
+ let MonitorID(screen_num) = *self;
+ NativeMonitorId::Numeric(screen_num)
+ }
+
+ pub fn get_dimensions(&self) -> (u32, u32) {
+ let dimensions = unsafe {
+ let display = ffi::XOpenDisplay(ptr::null());
+ let MonitorID(screen_num) = *self;
+ let screen = ffi::XScreenOfDisplay(display, screen_num as i32);
+ let width = ffi::XWidthOfScreen(screen);
+ let height = ffi::XHeightOfScreen(screen);
+ ffi::XCloseDisplay(display);
+ (width as u32, height as u32)
+ };
+
+ dimensions
+ }
+}
+