From 267221af3e239c79a2617c46ba3f1259663c29f7 Mon Sep 17 00:00:00 2001
From: Thinkofname <thinkofdeath@spigotmc.org>
Date: Mon, 21 Mar 2016 18:42:54 +0000
Subject: Implement CursorState::Hide for x11
---
src/api/x11/window.rs | 55 ++++++++++++++++++++++++++++++++++++++-------------
1 file changed, 41 insertions(+), 14 deletions(-)
(limited to 'src')
diff --git a/src/api/x11/window.rs b/src/api/x11/window.rs
index 8cae2be..b4019e4 100644
--- a/src/api/x11/window.rs
+++ b/src/api/x11/window.rs
@@ -339,7 +339,7 @@ impl Window {
let m = (0 .. mode_num).map(|i| {
let m: ffi::XF86VidModeModeInfo = ptr::read(*modes.offset(i as isize) as *const _); m
}).find(|m| m.hdisplay >= dimensions.0 as u16 && m.vdisplay >= dimensions.1 as u16);
-
+
match m {
Some(m) => Some(m),
None => return Err(OsError(format!("Could not find a suitable graphics mode")))
@@ -845,29 +845,61 @@ impl Window {
self.x.display.check_errors().expect("Failed to call XcursorLibraryLoadCursor");
(self.x.display.xlib.XDefineCursor)(self.x.display.display, self.x.window, xcursor);
(self.x.display.xlib.XFlush)(self.x.display.display);
+ (self.x.display.xlib.XFreeCursor)(self.x.display.display, xcursor);
self.x.display.check_errors().expect("Failed to call XDefineCursor");
}
}
pub fn set_cursor_state(&self, state: CursorState) -> Result<(), String> {
- use CursorState::{ Grab, Normal };
+ use CursorState::{ Grab, Normal, Hide };
let mut cursor_state = self.cursor_state.lock().unwrap();
-
match (state, *cursor_state) {
- (Normal, Grab) => {
+ (Normal, Normal) | (Hide, Hide) | (Grab, Grab) => return Ok(()),
+ _ => {},
+ }
+
+ match *cursor_state {
+ Grab => {
unsafe {
(self.x.display.xlib.XUngrabPointer)(self.x.display.display, ffi::CurrentTime);
self.x.display.check_errors().expect("Failed to call XUngrabPointer");
- *cursor_state = Normal;
- Ok(())
}
},
-
- (Grab, Normal) => {
+ Normal => {},
+ Hide => {
unsafe {
- *cursor_state = Grab;
+ let xcursor = (self.x.display.xlib.XCreateFontCursor)(self.x.display.display, 68/*XC_left_ptr*/);
+ self.x.display.check_errors().expect("Failed to call XCreateFontCursor");
+ (self.x.display.xlib.XDefineCursor)(self.x.display.display, self.x.window, xcursor);
+ self.x.display.check_errors().expect("Failed to call XDefineCursor");
+ (self.x.display.xlib.XFlush)(self.x.display.display);
+ (self.x.display.xlib.XFreeCursor)(self.x.display.display, xcursor);
+ }
+ },
+ }
+ *cursor_state = state;
+ match state {
+ Normal => Ok(()),
+ Hide => {
+ let data = &[0, 0, 0, 0, 0, 0, 0, 0];
+ unsafe {
+ let mut black = ffi::XColor {
+ red: 0, green: 0, blue: 0,
+ pad: 0, pixel: 0, flags: 0,
+ };
+ let bitmap = (self.x.display.xlib.XCreateBitmapFromData)(self.x.display.display, self.x.window, data.as_ptr(), 8, 8);
+ let cursor = (self.x.display.xlib.XCreatePixmapCursor)(self.x.display.display, bitmap, bitmap, &mut black, &mut black, 0, 0);
+ (self.x.display.xlib.XDefineCursor)(self.x.display.display, self.x.window, cursor);
+ self.x.display.check_errors().expect("Failed to call XDefineCursor");
+ (self.x.display.xlib.XFreeCursor)(self.x.display.display, cursor);
+ (self.x.display.xlib.XFreePixmap)(self.x.display.display, bitmap);
+ }
+ Ok(())
+ },
+ Grab => {
+ unsafe {
match (self.x.display.xlib.XGrabPointer)(
self.x.display.display, self.x.window, ffi::False,
(ffi::ButtonPressMask | ffi::ButtonReleaseMask | ffi::EnterWindowMask |
@@ -886,11 +918,6 @@ impl Window {
}
}
},
-
- // Nothing needs to change
- (Grab, Grab) | (Normal, Normal) => Ok(()),
-
- _ => unimplemented!(),
}
}
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