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authorPierre Krieger <pierre.krieger1708@gmail.com>2015-05-07 13:14:09 +0200
committerPierre Krieger <pierre.krieger1708@gmail.com>2015-05-07 13:14:09 +0200
commit2414f87cebac12c6cde36ff6436642a50d122ed8 (patch)
treea786a98a48716776ce9839eceba61fe413b4c951 /src/api/x11
parent3e29c6585b23fbf0df2c254001ef988716771311 (diff)
downloadglutin-2414f87cebac12c6cde36ff6436642a50d122ed8.tar.gz
glutin-2414f87cebac12c6cde36ff6436642a50d122ed8.zip
Make x11 dynamic
Diffstat (limited to 'src/api/x11')
-rw-r--r--src/api/x11/mod.rs141
-rw-r--r--src/api/x11/monitor.rs32
2 files changed, 100 insertions, 73 deletions
diff --git a/src/api/x11/mod.rs b/src/api/x11/mod.rs
index 7d7c048..e615314 100644
--- a/src/api/x11/mod.rs
+++ b/src/api/x11/mod.rs
@@ -39,11 +39,11 @@ unsafe extern "C" fn x_error_callback(_: *mut ffi::Display, event: *mut ffi::XEr
0
}
-fn ensure_thread_init() {
+fn ensure_thread_init(xlib: &ffi::Xlib) {
THREAD_INIT.call_once(|| {
unsafe {
- ffi::XInitThreads();
- ffi::XSetErrorHandler(Some(x_error_callback));
+ (xlib.XInitThreads)();
+ (xlib.XSetErrorHandler)(Some(x_error_callback));
}
});
}
@@ -56,6 +56,9 @@ fn with_c_str<F, T>(s: &str, f: F) -> T where F: FnOnce(*const libc::c_char) ->
}
pub struct XWindow {
+ xlib: ffi::Xlib,
+ xf86vmode: ffi::Xf86vmode,
+ xcursor: ffi::Xcursor,
display: *mut ffi::Display,
window: ffi::Window,
pub context: Context,
@@ -86,14 +89,14 @@ impl Drop for XWindow {
self.context = Context::None;
if self.is_fullscreen {
- ffi::XF86VidModeSwitchToMode(self.display, self.screen_id, self.xf86_desk_mode);
- ffi::XF86VidModeSetViewPort(self.display, self.screen_id, 0, 0);
+ (self.xf86vmode.XF86VidModeSwitchToMode)(self.display, self.screen_id, self.xf86_desk_mode);
+ (self.xf86vmode.XF86VidModeSetViewPort)(self.display, self.screen_id, 0, 0);
}
- ffi::XDestroyIC(self.ic);
- ffi::XCloseIM(self.im);
- ffi::XDestroyWindow(self.display, self.window);
- ffi::XCloseDisplay(self.display);
+ (self.xlib.XDestroyIC)(self.ic);
+ (self.xlib.XCloseIM)(self.im);
+ (self.xlib.XDestroyWindow)(self.display, self.window);
+ (self.xlib.XCloseDisplay)(self.display);
}
}
}
@@ -117,8 +120,8 @@ impl WindowProxy {
};
unsafe {
- ffi::XSendEvent(self.x.display, self.x.window, 0, 0, mem::transmute(&mut xev));
- ffi::XFlush(self.x.display);
+ (self.x.xlib.XSendEvent)(self.x.display, self.x.window, 0, 0, mem::transmute(&mut xev));
+ (self.x.xlib.XFlush)(self.x.display);
}
}
}
@@ -137,10 +140,10 @@ impl<'a> Iterator for PollEventsIterator<'a> {
loop {
let mut xev = unsafe { mem::uninitialized() };
- let res = unsafe { ffi::XCheckMaskEvent(self.window.x.display, -1, &mut xev) };
+ let res = unsafe { (self.window.x.xlib.XCheckMaskEvent)(self.window.x.display, -1, &mut xev) };
if res == 0 {
- let res = unsafe { ffi::XCheckTypedEvent(self.window.x.display, ffi::ClientMessage, &mut xev) };
+ let res = unsafe { (self.window.x.xlib.XCheckTypedEvent)(self.window.x.display, ffi::ClientMessage, &mut xev) };
if res == 0 {
return None;
@@ -149,7 +152,7 @@ impl<'a> Iterator for PollEventsIterator<'a> {
match xev.get_type() {
ffi::KeymapNotify => {
- unsafe { ffi::XRefreshKeyboardMapping(mem::transmute(&xev)); }
+ unsafe { (self.window.x.xlib.XRefreshKeyboardMapping)(mem::transmute(&xev)); }
},
ffi::ClientMessage => {
@@ -194,7 +197,7 @@ impl<'a> Iterator for PollEventsIterator<'a> {
if event.type_ == ffi::KeyPress {
let raw_ev: *mut ffi::XKeyEvent = event;
- unsafe { ffi::XFilterEvent(mem::transmute(raw_ev), self.window.x.window) };
+ unsafe { (self.window.x.xlib.XFilterEvent)(mem::transmute(raw_ev), self.window.x.window) };
}
let state = if xev.get_type() == ffi::KeyPress { Pressed } else { Released };
@@ -204,7 +207,7 @@ impl<'a> Iterator for PollEventsIterator<'a> {
let mut buffer: [u8; 16] = [mem::uninitialized(); 16];
let raw_ev: *mut ffi::XKeyEvent = event;
- let count = ffi::Xutf8LookupString(self.window.x.ic, mem::transmute(raw_ev),
+ let count = (self.window.x.xlib.Xutf8LookupString)(self.window.x.ic, mem::transmute(raw_ev),
mem::transmute(buffer.as_mut_ptr()),
buffer.len() as libc::c_int, ptr::null_mut(), ptr::null_mut());
@@ -219,7 +222,7 @@ impl<'a> Iterator for PollEventsIterator<'a> {
}
let keysym = unsafe {
- ffi::XKeycodeToKeysym(self.window.x.display, event.keycode as ffi::KeyCode, 0)
+ (self.window.x.xlib.XKeycodeToKeysym)(self.window.x.display, event.keycode as ffi::KeyCode, 0)
};
let vkey = events::keycode_to_element(keysym as libc::c_uint);
@@ -282,7 +285,7 @@ impl<'a> Iterator for WaitEventsIterator<'a> {
// this will block until an event arrives, but doesn't remove
// it from the queue
let mut xev = unsafe { mem::uninitialized() };
- unsafe { ffi::XPeekEvent(self.window.x.display, &mut xev) };
+ unsafe { (self.window.x.xlib.XPeekEvent)(self.window.x.display, &mut xev) };
// calling poll_events()
if let Some(ev) = self.window.poll_events().next() {
@@ -307,12 +310,27 @@ pub struct Window {
impl Window {
pub fn new(builder: BuilderAttribs) -> Result<Window, CreationError> {
- ensure_thread_init();
+ let xlib = ffi::Xlib::open().unwrap(); // FIXME: gracious handling
+ let xcursor = ffi::Xcursor::open().unwrap(); // FIXME: gracious handling
+ let xf86vmode = ffi::Xf86vmode::open().unwrap(); // FIXME: gracious handling
+
+ let glx = {
+ let libglx = unsafe { dlopen::dlopen(b"libGL.so\0".as_ptr() as *const _, dlopen::RTLD_NOW) };
+ if libglx.is_null() {
+ return Err(CreationError::NotSupported);
+ }
+ ffi::glx::Glx::load_with(|sym| {
+ let sym = CString::new(sym).unwrap();
+ unsafe { dlopen::dlsym(libglx, sym.as_ptr()) }
+ })
+ };
+
+ ensure_thread_init(&xlib);
let dimensions = builder.dimensions.unwrap_or((800, 600));
// calling XOpenDisplay
let display = unsafe {
- let display = ffi::XOpenDisplay(ptr::null());
+ let display = (xlib.XOpenDisplay)(ptr::null());
if display.is_null() {
return Err(OsError(format!("XOpenDisplay failed")));
}
@@ -321,7 +339,7 @@ impl Window {
let screen_id = match builder.monitor {
Some(MonitorID(monitor)) => monitor as i32,
- None => unsafe { ffi::XDefaultScreen(display) },
+ None => unsafe { (xlib.XDefaultScreen)(display) },
};
// getting the FBConfig
@@ -356,13 +374,13 @@ impl Window {
let mut num_fb: libc::c_int = mem::uninitialized();
- let fb = ffi::glx::ChooseFBConfig(display as *mut _, ffi::XDefaultScreen(display),
+ let fb = glx.ChooseFBConfig(display as *mut _, (xlib.XDefaultScreen)(display),
visual_attributes.as_ptr(), &mut num_fb);
if fb.is_null() {
return Err(OsError(format!("glx::ChooseFBConfig failed")));
}
let preferred_fb = *fb; // TODO: choose more wisely
- ffi::XFree(fb as *mut _);
+ (xlib.XFree)(fb as *mut _);
preferred_fb
};
@@ -370,7 +388,7 @@ impl Window {
let modes = unsafe {
let mut mode_num: libc::c_int = mem::uninitialized();
let mut modes: *mut *mut ffi::XF86VidModeModeInfo = mem::uninitialized();
- if ffi::XF86VidModeGetAllModeLines(display, screen_id, &mut mode_num, &mut modes) == 0 {
+ if (xf86vmode.XF86VidModeGetAllModeLines)(display, screen_id, &mut mode_num, &mut modes) == 0 {
return Err(OsError(format!("Could not query the video modes")));
}
@@ -393,12 +411,12 @@ impl Window {
// getting the visual infos
let mut visual_infos: ffi::glx::types::XVisualInfo = unsafe {
- let vi = ffi::glx::GetVisualFromFBConfig(display as *mut _, fb_config);
+ let vi = glx.GetVisualFromFBConfig(display as *mut _, fb_config);
if vi.is_null() {
return Err(OsError(format!("glx::ChooseVisual failed")));
}
let vi_copy = ptr::read(vi as *const _);
- ffi::XFree(vi as *mut _);
+ (xlib.XFree)(vi as *mut _);
vi_copy
};
@@ -406,7 +424,7 @@ impl Window {
let pixel_format = {
let get_attrib = |attrib: libc::c_int| -> i32 {
let mut value = 0;
- unsafe { ffi::glx::GetFBConfigAttrib(display as *mut _, fb_config, attrib, &mut value); }
+ unsafe { glx.GetFBConfigAttrib(display as *mut _, fb_config, attrib, &mut value); }
value
};
@@ -428,11 +446,11 @@ impl Window {
};
// getting the root window
- let root = unsafe { ffi::XDefaultRootWindow(display) };
+ let root = unsafe { (xlib.XDefaultRootWindow)(display) };
// creating the color map
let cmap = unsafe {
- let cmap = ffi::XCreateColormap(display, root,
+ let cmap = (xlib.XCreateColormap)(display, root,
visual_infos.visual as *mut _, ffi::AllocNone);
// TODO: error checking?
cmap
@@ -455,15 +473,15 @@ impl Window {
if builder.monitor.is_some() {
window_attributes |= ffi::CWOverrideRedirect;
unsafe {
- ffi::XF86VidModeSwitchToMode(display, screen_id, *modes.offset(best_mode as isize));
- ffi::XF86VidModeSetViewPort(display, screen_id, 0, 0);
+ (xf86vmode.XF86VidModeSwitchToMode)(display, screen_id, *modes.offset(best_mode as isize));
+ (xf86vmode.XF86VidModeSetViewPort)(display, screen_id, 0, 0);
set_win_attr.override_redirect = 1;
}
}
// finally creating the window
let window = unsafe {
- let win = ffi::XCreateWindow(display, root, 0, 0, dimensions.0 as libc::c_uint,
+ let win = (xlib.XCreateWindow)(display, root, 0, 0, dimensions.0 as libc::c_uint,
dimensions.1 as libc::c_uint, 0, visual_infos.depth, ffi::InputOutput as libc::c_uint,
visual_infos.visual as *mut _, window_attributes,
&mut set_win_attr);
@@ -473,21 +491,21 @@ impl Window {
// set visibility
if builder.visible {
unsafe {
- ffi::XMapRaised(display, window);
- ffi::XFlush(display);
+ (xlib.XMapRaised)(display, window);
+ (xlib.XFlush)(display);
}
}
// creating window, step 2
let wm_delete_window = unsafe {
let mut wm_delete_window = with_c_str("WM_DELETE_WINDOW", |delete_window|
- ffi::XInternAtom(display, delete_window, 0)
+ (xlib.XInternAtom)(display, delete_window, 0)
);
- ffi::XSetWMProtocols(display, window, &mut wm_delete_window, 1);
+ (xlib.XSetWMProtocols)(display, window, &mut wm_delete_window, 1);
with_c_str(&*builder.title, |title| {;
- ffi::XStoreName(display, window, title);
+ (xlib.XStoreName)(display, window, title);
});
- ffi::XFlush(display);
+ (xlib.XFlush)(display);
wm_delete_window
};
@@ -496,7 +514,7 @@ impl Window {
let im = unsafe {
let _lock = GLOBAL_XOPENIM_LOCK.lock().unwrap();
- let im = ffi::XOpenIM(display, ptr::null_mut(), ptr::null_mut(), ptr::null_mut());
+ let im = (xlib.XOpenIM)(display, ptr::null_mut(), ptr::null_mut(), ptr::null_mut());
if im.is_null() {
return Err(OsError(format!("XOpenIM failed")));
}
@@ -507,7 +525,7 @@ impl Window {
let ic = unsafe {
let ic = with_c_str("inputStyle", |input_style|
with_c_str("clientWindow", |client_window|
- ffi::XCreateIC(
+ (xlib.XCreateIC)(
im, input_style,
ffi::XIMPreeditNothing | ffi::XIMStatusNothing, client_window,
window, ptr::null::<()>()
@@ -517,14 +535,14 @@ impl Window {
if ic.is_null() {
return Err(OsError(format!("XCreateIC failed")));
}
- ffi::XSetICFocus(ic);
+ (xlib.XSetICFocus)(ic);
ic
};
// Attempt to make keyboard input repeat detectable
unsafe {
let mut supported_ptr = ffi::False;
- ffi::XkbSetDetectableAutoRepeat(display, ffi::True, &mut supported_ptr);
+ (xlib.XkbSetDetectableAutoRepeat)(display, ffi::True, &mut supported_ptr);
if supported_ptr == ffi::False {
return Err(OsError(format!("XkbSetDetectableAutoRepeat failed")));
}
@@ -533,11 +551,11 @@ impl Window {
// Set ICCCM WM_CLASS property based on initial window title
unsafe {
with_c_str(&*builder.title, |c_name| {
- let hint = ffi::XAllocClassHint();
+ let hint = (xlib.XAllocClassHint)();
(*hint).res_name = c_name as *mut i8;
(*hint).res_class = c_name as *mut i8;
- ffi::XSetClassHint(display, window, hint);
- ffi::XFree(hint as *mut libc::c_void);
+ (xlib.XSetClassHint)(display, window, hint);
+ (xlib.XFree)(hint as *mut libc::c_void);
});
}
@@ -545,7 +563,7 @@ impl Window {
// creating the context
let context = match builder.gl_version {
GlRequest::Latest | GlRequest::Specific(Api::OpenGl, _) | GlRequest::GlThenGles { .. } => {
- Context::Glx(try!(GlxContext::new(builder, display, window,
+ Context::Glx(try!(GlxContext::new(glx, builder, display, window,
fb_config, visual_infos)))
},
GlRequest::Specific(Api::OpenGlEs, _) => {
@@ -567,6 +585,9 @@ impl Window {
// creating the window object
let window = Window {
x: Arc::new(XWindow {
+ xlib: xlib,
+ xcursor: xcursor,
+ xf86vmode: xf86vmode,
display: display,
window: window,
im: im,
@@ -595,22 +616,22 @@ impl Window {
pub fn set_title(&self, title: &str) {
with_c_str(title, |title| unsafe {
- ffi::XStoreName(self.x.display, self.x.window, title);
- ffi::XFlush(self.x.display);
+ (self.x.xlib.XStoreName)(self.x.display, self.x.window, title);
+ (self.x.xlib.XFlush)(self.x.display);
})
}
pub fn show(&self) {
unsafe {
- ffi::XMapRaised(self.x.display, self.x.window);
- ffi::XFlush(self.x.display);
+ (self.x.xlib.XMapRaised)(self.x.display, self.x.window);
+ (self.x.xlib.XFlush)(self.x.display);
}
}
pub fn hide(&self) {
unsafe {
- ffi::XUnmapWindow(self.x.display, self.x.window);
- ffi::XFlush(self.x.display);
+ (self.x.xlib.XUnmapWindow)(self.x.display, self.x.window);
+ (self.x.xlib.XFlush)(self.x.display);
}
}
@@ -626,7 +647,7 @@ impl Window {
let mut border: libc::c_uint = mem::uninitialized();
let mut depth: libc::c_uint = mem::uninitialized();
- if ffi::XGetGeometry(self.x.display, self.x.window,
+ if (self.x.xlib.XGetGeometry)(self.x.display, self.x.window,
&mut root, &mut x, &mut y, &mut width, &mut height,
&mut border, &mut depth) == 0
{
@@ -642,7 +663,7 @@ impl Window {
}
pub fn set_position(&self, x: i32, y: i32) {
- unsafe { ffi::XMoveWindow(self.x.display, self.x.window, x as libc::c_int, y as libc::c_int); }
+ unsafe { (self.x.xlib.XMoveWindow)(self.x.display, self.x.window, x as libc::c_int, y as libc::c_int); }
}
pub fn get_inner_size(&self) -> Option<(u32, u32)> {
@@ -728,9 +749,9 @@ impl Window {
MouseCursor::ZoomOut => "left_ptr",
};
let c_string = CString::new(cursor_name.as_bytes().to_vec()).unwrap();
- let xcursor = ffi::XcursorLibraryLoadCursor(self.x.display, c_string.as_ptr());
- ffi::XDefineCursor (self.x.display, self.x.window, xcursor);
- ffi::XFlush(self.x.display);
+ let xcursor = (self.x.xcursor.XcursorLibraryLoadCursor)(self.x.display, c_string.as_ptr());
+ (self.x.xlib.XDefineCursor)(self.x.display, self.x.window, xcursor);
+ (self.x.xlib.XFlush)(self.x.display);
}
}
@@ -740,7 +761,7 @@ impl Window {
match (state, *cursor_state) {
(CursorState::Normal, CursorState::Grab) => {
unsafe {
- ffi::XUngrabPointer(self.x.display, ffi::CurrentTime);
+ (self.x.xlib.XUngrabPointer)(self.x.display, ffi::CurrentTime);
*cursor_state = CursorState::Normal;
Ok(())
}
@@ -750,7 +771,7 @@ impl Window {
unsafe {
*cursor_state = CursorState::Grab;
- match ffi::XGrabPointer(
+ match (self.x.xlib.XGrabPointer)(
self.x.display, self.x.window, ffi::False,
(ffi::ButtonPressMask | ffi::ButtonReleaseMask | ffi::EnterWindowMask |
ffi::LeaveWindowMask | ffi::PointerMotionMask | ffi::PointerMotionHintMask |
@@ -779,7 +800,7 @@ impl Window {
pub fn set_cursor_position(&self, x: i32, y: i32) -> Result<(), ()> {
unsafe {
- ffi::XWarpPointer(self.x.display, 0, self.x.window, 0, 0, 0, 0, x, y);
+ (self.x.xlib.XWarpPointer)(self.x.display, 0, self.x.window, 0, 0, 0, 0, x, y);
}
Ok(())
diff --git a/src/api/x11/monitor.rs b/src/api/x11/monitor.rs
index 274aef0..a563d2e 100644
--- a/src/api/x11/monitor.rs
+++ b/src/api/x11/monitor.rs
@@ -7,14 +7,16 @@ use native_monitor::NativeMonitorId;
pub struct MonitorID(pub u32);
pub fn get_available_monitors() -> VecDeque<MonitorID> {
- ensure_thread_init();
+ let xlib = ffi::Xlib::open().unwrap(); // FIXME: gracious handling
+
+ ensure_thread_init(&xlib);
let nb_monitors = unsafe {
- let display = ffi::XOpenDisplay(ptr::null());
+ let display = (xlib.XOpenDisplay)(ptr::null());
if display.is_null() {
panic!("get_available_monitors failed");
}
- let nb_monitors = ffi::XScreenCount(display);
- ffi::XCloseDisplay(display);
+ let nb_monitors = (xlib.XScreenCount)(display);
+ (xlib.XCloseDisplay)(display);
nb_monitors
};
@@ -24,14 +26,16 @@ pub fn get_available_monitors() -> VecDeque<MonitorID> {
}
pub fn get_primary_monitor() -> MonitorID {
- ensure_thread_init();
+ let xlib = ffi::Xlib::open().unwrap(); // FIXME: gracious handling
+
+ ensure_thread_init(&xlib);
let primary_monitor = unsafe {
- let display = ffi::XOpenDisplay(ptr::null());
+ let display = (xlib.XOpenDisplay)(ptr::null());
if display.is_null() {
panic!("get_available_monitors failed");
}
- let primary_monitor = ffi::XDefaultScreen(display);
- ffi::XCloseDisplay(display);
+ let primary_monitor = (xlib.XDefaultScreen)(display);
+ (xlib.XCloseDisplay)(display);
primary_monitor
};
@@ -50,13 +54,15 @@ impl MonitorID {
}
pub fn get_dimensions(&self) -> (u32, u32) {
+ let xlib = ffi::Xlib::open().unwrap(); // FIXME: gracious handling
+
let dimensions = unsafe {
- let display = ffi::XOpenDisplay(ptr::null());
+ let display = (xlib.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);
+ let screen = (xlib.XScreenOfDisplay)(display, screen_num as i32);
+ let width = (xlib.XWidthOfScreen)(screen);
+ let height = (xlib.XHeightOfScreen)(screen);
+ (xlib.XCloseDisplay)(display);
(width as u32, height as u32)
};