Merge pull request #825 from tarkah/feat/window-visibility

add window visibility

src/application.rs

@@ -277,6 +277,7 @@ where
         match self.0.mode() {
             window::Mode::Windowed => iced_winit::Mode::Windowed,
             window::Mode::Fullscreen => iced_winit::Mode::Fullscreen,
+            window::Mode::Hidden => iced_winit::Mode::Hidden,
         }
     }
 

src/window/mode.rs

@@ -6,4 +6,7 @@ pub enum Mode {
 
     /// The application takes the whole screen of its current monitor.
     Fullscreen,
+
+    /// The application is hidden
+    Hidden,
 }

winit/src/application/state.rs

@@ -182,6 +182,8 @@ impl<A: Application> State<A> {
                 new_mode,
             ));
 
+            window.set_visible(conversion::visible(new_mode));
+
             self.mode = new_mode;
         }
 

winit/src/conversion.rs

@@ -141,13 +141,21 @@ pub fn fullscreen(
     mode: Mode,
 ) -> Option<winit::window::Fullscreen> {
     match mode {
-        Mode::Windowed => None,
+        Mode::Windowed | Mode::Hidden => None,
         Mode::Fullscreen => {
             Some(winit::window::Fullscreen::Borderless(monitor))
         }
     }
 }
 
+/// Converts a [`Mode`] to a visibility flag.
+pub fn visible(mode: Mode) -> bool {
+    match mode {
+        Mode::Windowed | Mode::Fullscreen => true,
+        Mode::Hidden => false,
+    }
+}
+
 /// Converts a `MouseCursor` from [`iced_native`] to a [`winit`] cursor icon.
 ///
 /// [`winit`]: https://github.com/rust-windowing/winit

winit/src/mode.rs

@@ -6,4 +6,7 @@ pub enum Mode {
 
     /// The application takes the whole screen of its current monitor.
     Fullscreen,
+
+    /// The application is hidden
+    Hidden,
 }

winit/src/settings.rs

@@ -80,7 +80,8 @@ impl Window {
             .with_transparent(self.transparent)
             .with_window_icon(self.icon)
             .with_always_on_top(self.always_on_top)
-            .with_fullscreen(conversion::fullscreen(primary_monitor, mode));
+            .with_fullscreen(conversion::fullscreen(primary_monitor, mode))
+            .with_visible(conversion::visible(mode));
 
         if let Some((width, height)) = self.min_size {
             window_builder = window_builder