Initial data commit

Task/Mouse-position/Rust/mouse-position.rust

@@ -0,0 +1,37 @@
+// rustc 0.9 (7613b15 2014-01-08 18:04:43 -0800)
+
+use std::libc::{BOOL, HANDLE, LONG};
+use std::ptr::mut_null;
+
+type HWND = HANDLE;
+
+#[deriving(Eq)]
+struct POINT {
+    x: LONG,
+    y: LONG
+}
+
+#[link_name = "user32"]
+extern "system" {
+    fn GetCursorPos(lpPoint:&mut POINT) -> BOOL;
+    fn GetForegroundWindow() -> HWND;
+    fn ScreenToClient(hWnd:HWND, lpPoint:&mut POINT);
+}
+
+fn main() {
+    let mut pt = POINT{x:0, y:0};
+    loop {
+        std::io::timer::sleep(100); // sleep duration in milliseconds
+
+        let pt_prev = pt;
+        unsafe { GetCursorPos(&mut pt) };
+        if pt != pt_prev {
+            let h = unsafe { GetForegroundWindow() };
+            if h == mut_null() { continue }
+
+            let mut pt_client = pt;
+            unsafe { ScreenToClient(h, &mut pt_client) };
+            println!("x: {}, y: {}", pt_client.x, pt_client.y);
+        }
+    }
+}