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Merge pull request #504 from tomaka/fix-fullscreen

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Fix fullscreen mode on X11
This commit is contained in:
tomaka 2015-06-27 07:44:34 +02:00
parent 86300dfb79 942e2a8e85
commit 3166f92a53
1 changed files with 31 additions and 15 deletions
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48
src/api/x11/window.rs
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@ -365,29 +365,44 @@ impl Window {
preferred_fb preferred_fb
}; };
let mut best_mode = -1; // finding the mode to switch to if necessary
let modes = unsafe { let (mode_to_switch_to, xf86_desk_mode) = unsafe {
let mut mode_num: libc::c_int = mem::uninitialized(); let mut mode_num: libc::c_int = mem::uninitialized();
let mut modes: *mut *mut ffi::XF86VidModeModeInfo = mem::uninitialized(); let mut modes: *mut *mut ffi::XF86VidModeModeInfo = mem::uninitialized();
if (display.xf86vmode.XF86VidModeGetAllModeLines)(display.display, screen_id, &mut mode_num, &mut modes) == 0 { if (display.xf86vmode.XF86VidModeGetAllModeLines)(display.display, screen_id, &mut mode_num, &mut modes) == 0 {
return Err(OsError(format!("Could not query the video modes"))); return Err(OsError(format!("Could not query the video modes")));
} }
for i in 0..mode_num { let xf86_desk_mode = *modes.offset(0);
let mode: ffi::XF86VidModeModeInfo = ptr::read(*modes.offset(i as isize) as *const _);
if mode.hdisplay == dimensions.0 as u16 && mode.vdisplay == dimensions.1 as u16 {
best_mode = i;
}
};
if best_mode == -1 && builder.monitor.is_some() {
return Err(OsError(format!("Could not find a suitable graphics mode")));
}
modes // FIXME: `XF86VidModeModeInfo` is missing its `hskew` field. Therefore we point to
// `vsyncstart` instead of `vdisplay` as a temporary hack.
let mode_to_switch_to = if builder.monitor.is_some() {
let matching_mode = (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.vsyncstart == dimensions.1 as u16);
if let Some(matching_mode) = matching_mode {
Some(matching_mode)
} else {
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.vsyncstart == dimensions.1 as u16);
match m {
Some(m) => Some(m),
None => return Err(OsError(format!("Could not find a suitable graphics mode")))
}
}
} else {
None
}; };
let xf86_desk_mode = unsafe { (display.xlib.XFree)(modes as *mut _);
*modes.offset(0)
(mode_to_switch_to, xf86_desk_mode)
}; };
// getting the visual infos // getting the visual infos
@ -459,10 +474,11 @@ impl Window {
window_attributes |= ffi::CWBackPixel; window_attributes |= ffi::CWBackPixel;
} }
if builder.monitor.is_some() { // switching to fullscreen
if let Some(mut mode_to_switch_to) = mode_to_switch_to {
window_attributes |= ffi::CWOverrideRedirect; window_attributes |= ffi::CWOverrideRedirect;
unsafe { unsafe {
(display.xf86vmode.XF86VidModeSwitchToMode)(display.display, screen_id, *modes.offset(best_mode as isize)); (display.xf86vmode.XF86VidModeSwitchToMode)(display.display, screen_id, &mut mode_to_switch_to);
(display.xf86vmode.XF86VidModeSetViewPort)(display.display, screen_id, 0, 0); (display.xf86vmode.XF86VidModeSetViewPort)(display.display, screen_id, 0, 0);
set_win_attr.override_redirect = 1; set_win_attr.override_redirect = 1;
} }