Fixes #539: Allow windows to be set always_on_top

src/window/settings.rs

@@ -18,9 +18,12 @@ pub struct Settings {
     /// Whether the window should have a border, a title bar, etc. or not.
     pub decorations: bool,
 
-    /// Whether the window should be transparent
+    /// Whether the window should be transparent.
     pub transparent: bool,
 
+    /// Whether the window will always be on top of other windows.
+    pub always_on_top: bool,
+
     /// The icon of the window.
     pub icon: Option<Icon>,
 }
@@ -34,6 +37,7 @@ impl Default for Settings {
             resizable: true,
             decorations: true,
             transparent: false,
+            always_on_top: false,
             icon: None,
         }
     }
@@ -49,6 +53,7 @@ impl From<Settings> for iced_winit::settings::Window {
             resizable: settings.resizable,
             decorations: settings.decorations,
             transparent: settings.transparent,
+            always_on_top: settings.always_on_top,
             icon: settings.icon.map(Icon::into),
             platform_specific: Default::default(),
         }

winit/src/settings.rs

@@ -45,9 +45,12 @@ pub struct Window {
     /// Whether the window should have a border, a title bar, etc.
     pub decorations: bool,
 
-    /// Whether the window should be transparent
+    /// Whether the window should be transparent.
     pub transparent: bool,
 
+    /// Whether the window will always be on top of other windows.
+    pub always_on_top: bool,
+
     /// The window icon, which is also usually used in the taskbar
     pub icon: Option<winit::window::Icon>,
 
@@ -74,6 +77,7 @@ impl Window {
             .with_decorations(self.decorations)
             .with_transparent(self.transparent)
             .with_window_icon(self.icon)
+            .with_always_on_top(self.always_on_top)
             .with_fullscreen(conversion::fullscreen(primary_monitor, mode));
 
         if let Some((width, height)) = self.min_size {
@@ -108,6 +112,7 @@ impl Default for Window {
             resizable: true,
             decorations: true,
             transparent: false,
+            always_on_top: false,
             icon: None,
             platform_specific: Default::default(),
         }