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authorDavidPartouche <david@manateedev.com>2014-09-19 15:42:47 +0200
committerTomaka17 <pierre.krieger1708@gmail.com>2014-09-19 20:28:14 +0200
commitac74db979c9e1daa73c5f232e9a144e9f355990a (patch)
treeea19df2091d8d23b3cd95d90d82404785c01febc
parentbd3b06e1a527466600cb0d8cd87a323974b5e5d4 (diff)
downloadglutin-ac74db979c9e1daa73c5f232e9a144e9f355990a.tar.gz
glutin-ac74db979c9e1daa73c5f232e9a144e9f355990a.zip
Get the monitors attached to the display, and their resolution for X11
-rw-r--r--src/x11/ffi.rs5
-rw-r--r--src/x11/mod.rs27
-rw-r--r--src/x11/monitor.rs54
3 files changed, 63 insertions, 23 deletions
diff --git a/src/x11/ffi.rs b/src/x11/ffi.rs
index f781b48..fe91033 100644
--- a/src/x11/ffi.rs
+++ b/src/x11/ffi.rs
@@ -29,6 +29,7 @@ pub type XrmDatabase = *const (); // TODO: not sure
pub type XIC = *mut ();
pub type XID = uint;
pub type XIM = *mut ();
+pub type Screen = ();
pub static AllocNone: libc::c_int = 0;
pub static AllocAll: libc::c_int = 1;
@@ -1393,6 +1394,10 @@ extern "C" {
pub fn XSetWMProtocols(display: *mut Display, w: Window, protocols: *mut Atom,
count: libc::c_int) -> Status;
pub fn XStoreName(display: *mut Display, w: Window, window_name: *const libc::c_char);
+ pub fn XScreenCount(display: *mut Display) -> libc::c_int;
+ pub fn XScreenOfDisplay(display: *mut Display, screen_number: libc::c_int) -> *const Screen;
+ pub fn XWidthOfScreen(screen: *const Screen) -> libc::c_int;
+ pub fn XHeightOfScreen(screen: *const Screen) -> libc::c_int;
pub fn XCloseIM(im: XIM) -> Status;
pub fn XOpenIM(display: *mut Display, db: XrmDatabase, res_name: *mut libc::c_char,
diff --git a/src/x11/mod.rs b/src/x11/mod.rs
index 7dd3fb0..0f5f557 100644
--- a/src/x11/mod.rs
+++ b/src/x11/mod.rs
@@ -3,8 +3,11 @@ use libc;
use std::{mem, ptr};
use std::sync::atomics::AtomicBool;
+pub use self::monitor::{MonitorID, get_available_monitors, get_primary_monitor};
+
mod events;
mod ffi;
+mod monitor;
pub struct Window {
display: *mut ffi::Display,
@@ -19,28 +22,6 @@ pub struct Window {
is_fullscreen: bool,
}
-pub struct MonitorID(uint);
-
-pub fn get_available_monitors() -> Vec<MonitorID> {
- vec![get_primary_monitor()]
-}
-
-pub fn get_primary_monitor() -> MonitorID {
- MonitorID(0u)
-}
-
-impl MonitorID {
- pub fn get_name(&self) -> Option<String> {
- Some("<Unknown>".to_string())
- }
-
- pub fn get_dimensions(&self) -> (uint, uint) {
- //unimplemented!()
- // TODO: Get the real dimensions from the monitor
- (1024, 768)
- }
-}
-
impl Window {
pub fn new(builder: WindowBuilder) -> Result<Window, String> {
let dimensions = builder.dimensions.unwrap_or((800, 600));
@@ -159,7 +140,7 @@ impl Window {
// finally creating the window
let window = unsafe {
- let win = ffi::XCreateWindow(display, root, 50, 50, dimensions.val0() as libc::c_uint,
+ let win = ffi::XCreateWindow(display, root, 0, 0, dimensions.val0() as libc::c_uint,
dimensions.val1() as libc::c_uint, 0, visual_infos.depth, ffi::InputOutput,
visual_infos.visual, window_attributes,
&mut set_win_attr);
diff --git a/src/x11/monitor.rs b/src/x11/monitor.rs
new file mode 100644
index 0000000..2774d5f
--- /dev/null
+++ b/src/x11/monitor.rs
@@ -0,0 +1,54 @@
+use std::{ptr};
+use super::ffi;
+
+pub struct MonitorID(uint);
+
+pub fn get_available_monitors() -> Vec<MonitorID> {
+ let nb_monitors = unsafe {
+ let display = ffi::XOpenDisplay(ptr::null());
+ if display.is_null() {
+ fail!("get_available_monitors failed");
+ }
+ let nb_monitors = ffi::XScreenCount(display);
+ ffi::XCloseDisplay(display);
+ nb_monitors
+ };
+
+ let mut vec = Vec::new();
+ vec.grow_fn(nb_monitors as uint, |i| MonitorID(i));
+ vec
+}
+
+pub fn get_primary_monitor() -> MonitorID {
+ let primary_monitor = unsafe {
+ let display = ffi::XOpenDisplay(ptr::null());
+ if display.is_null() {
+ fail!("get_available_monitors failed");
+ }
+ let primary_monitor = ffi::XDefaultScreen(display);
+ ffi::XCloseDisplay(display);
+ primary_monitor
+ };
+
+ MonitorID(primary_monitor as uint)
+}
+
+impl MonitorID {
+ pub fn get_name(&self) -> Option<String> {
+ Some("<Unknown>".to_string())
+ }
+
+ pub fn get_dimensions(&self) -> (uint, uint) {
+ 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);
+ (width as uint, height as uint)
+ };
+
+ dimensions
+ }
+}
+