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Add option to make window "always on top" (#528)

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* macOS: always_on_top

* Windows: always_on_top

* X11: always_on_top

* Stub set_always_on_top on other platforms
This commit is contained in:
Francesca Frangipane 2018-05-20 10:24:05 -04:00 • committed by GitHub
parent f6d26df64d
commit f51f7c0ca8
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11 changed files with 161 additions and 4 deletions
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17
src/platform/macos/window.rs
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@ -25,6 +25,7 @@ use std::sync::Weak;
use std::cell::{Cell, RefCell};
use super::events_loop::{EventsLoop, Shared};
use platform::platform::ffi;
use platform::platform::util;
use platform::platform::view::{new_view, set_ime_spot};
@ -774,6 +775,10 @@ impl Window2 {
if pl_attrs.movable_by_window_background {
window.setMovableByWindowBackground_(YES);
}
if attrs.always_on_top {
let _: () = msg_send![*window, setLevel:ffi::NSWindowLevel::NSFloatingWindowLevel];
}
if let Some((x, y)) = pl_attrs.resize_increments {
if x >= 1 && y >= 1 {
@ -1066,6 +1071,18 @@ impl Window2 {
}
}
#[inline]
pub fn set_always_on_top(&self, always_on_top: bool) {
unsafe {
let level = if always_on_top {
ffi::NSWindowLevel::NSFloatingWindowLevel
} else {
ffi::NSWindowLevel::NSNormalWindowLevel
};
let _: () = msg_send![*self.window, setLevel:level];
}
}
#[inline]
pub fn set_window_icon(&self, _icon: Option<::Icon>) {
// macOS doesn't have window icons. Though, there is `setRepresentedFilename`, but that's