try out hide_docker

src/platform/macos.rs

@@ -4,6 +4,7 @@
 
 use super::{CursorData, ResultType};
 use cocoa::{
+    appkit::{NSApp, NSApplication, NSApplicationActivationPolicy::*},
     base::{id, nil, BOOL, NO, YES},
     foundation::{NSDictionary, NSPoint, NSSize, NSString},
 };
@@ -550,3 +551,9 @@ pub fn get_double_click_time() -> u32 {
     // to-do: https://github.com/servo/core-foundation-rs/blob/786895643140fa0ee4f913d7b4aeb0c4626b2085/cocoa/src/appkit.rs#L2823
     500 as _
 }
+
+pub fn hide_dock() {
+    unsafe {
+        NSApp().setActivationPolicy_(NSApplicationActivationPolicyAccessory);
+    }
+}