Begin ef EWMH support and sticky movement

The implementationn of the EWMH and ICCCM support is incomplete. I need to
check how to implement on the right way.

1 files changed, 17 insertions, 0 deletions

diff --git a/src/safe_x11/mod.rs b/src/safe_x11/mod.rs
index 0283966..9cd14fd 100644
--- a/src/safe_x11/mod.rs
+++ b/src/safe_x11/mod.rs
@@ -6,6 +6,8 @@
 use x11::xlib;
 use x11::xlib::{
     Display,
+    XDisplayWidth, XDisplayHeight,
+    XDefaultScreen,
     XConnectionNumber,
     Screen,
     Cursor,
@@ -17,6 +19,8 @@ use x11::xlib::{
 
     // Windows
     Window,
+
+    Atom, XInternAtom,
 };
 use x11::xlib::XKeyEvent;
 
@@ -110,6 +114,12 @@ pub fn next_xevent(display: *mut Display) -> XEvent {
     }
 }
 
+pub fn screen_size(display: *mut Display) -> (u32, u32) {
+    let screen = unsafe { XDefaultScreen(display) };
+    let dw: u32 = unsafe { XDisplayWidth(display, screen) as u32 };
+    let dh: u32 = unsafe { XDisplayHeight(display, screen) as u32 };
+    (dw, dh)
+}
 
 /// Grab pointer buttons. 
 ///
@@ -210,3 +220,10 @@ fn get_color<T: Into<Vec<u8>>>(display: *mut Display, color: T) -> u64{
 pub fn lookup_keysym(ev: &mut XKeyEvent) -> xlib::KeySym {
     unsafe { xlib::XLookupKeysym(ev, 0) }
 }
+
+pub fn atom<T: Into<Vec<u8>>>(display: *mut Display, name: T) -> Atom {
+    unsafe {
+        let cstr = CString::new(name).unwrap();
+        XInternAtom(display, cstr.as_ptr(), 0)
+    }
+}