Handle viewport commands in EguiGlow

crates/egui-winit/src/lib.rs

@@ -989,7 +989,7 @@ fn translate_cursor(cursor_icon: egui::CursorIcon) -> Option<winit::window::Curs
 // ---------------------------------------------------------------------------
 
 pub fn process_viewport_commands(
-    commands: Vec<ViewportCommand>,
+    commands: impl IntoIterator<Item = ViewportCommand>,
     window: &winit::window::Window,
     is_viewport_focused: bool,
 ) {

crates/egui_glow/src/winit.rs

@@ -50,13 +50,24 @@ impl EguiGlow {
         let raw_input = self
             .egui_winit
             .take_egui_input(window, ViewportIdPair::ROOT);
+
         let egui::FullOutput {
             platform_output,
             textures_delta,
             shapes,
-            ..
+            viewports,
+            viewport_commands,
         } = self.egui_ctx.run(raw_input, run_ui);
 
+        if viewports.len() > 1 {
+            log::warn!("Multiple viewports not yet supported by EguiGlow");
+        }
+        egui_winit::process_viewport_commands(
+            viewport_commands.into_iter().map(|(_id, command)| command),
+            window,
+            true,
+        );
+
         self.egui_winit.handle_platform_output(
             window,
             ViewportId::ROOT,