From a70b1733339bd75a4923624905de0dcaf116f273 Mon Sep 17 00:00:00 2001
From: Emil Ernerfeldt <emil.ernerfeldt@gmail.com>
Date: Wed, 14 Dec 2022 14:13:52 +0100
Subject: [PATCH] Toggle fullscreen in egui_demo_app with F11

---
 crates/egui_demo_app/src/backend_panel.rs | 10 +++++++---
 crates/egui_demo_app/src/wrap_app.rs      |  8 ++++++++
 2 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/crates/egui_demo_app/src/backend_panel.rs b/crates/egui_demo_app/src/backend_panel.rs
index 5d1b9a2c..06ddf2ec 100644
--- a/crates/egui_demo_app/src/backend_panel.rs
+++ b/crates/egui_demo_app/src/backend_panel.rs
@@ -172,9 +172,13 @@ impl BackendPanel {
             ui.horizontal(|ui| {
                 {
                     let mut fullscreen = frame.info().window_info.fullscreen;
-                    ui.checkbox(&mut fullscreen, "🗖 Fullscreen")
-                        .on_hover_text("Fullscreen the window");
-                    frame.set_fullscreen(fullscreen);
+                    if ui
+                        .checkbox(&mut fullscreen, "🗖 Fullscreen (F11)")
+                        .on_hover_text("Fullscreen the window")
+                        .changed()
+                    {
+                        frame.set_fullscreen(fullscreen);
+                    }
                 }
 
                 if ui
diff --git a/crates/egui_demo_app/src/wrap_app.rs b/crates/egui_demo_app/src/wrap_app.rs
index 0e89c893..611f1b7d 100644
--- a/crates/egui_demo_app/src/wrap_app.rs
+++ b/crates/egui_demo_app/src/wrap_app.rs
@@ -190,6 +190,14 @@ impl eframe::App for WrapApp {
             self.state.selected_anchor = selected_anchor;
         }
 
+        #[cfg(not(target_arch = "wasm32"))]
+        if ctx
+            .input_mut()
+            .consume_key(egui::Modifiers::NONE, egui::Key::F11)
+        {
+            frame.set_fullscreen(!frame.info().window_info.fullscreen);
+        }
+
         egui::TopBottomPanel::top("wrap_app_top_bar").show(ctx, |ui| {
             egui::trace!(ui);
             ui.horizontal_wrapped(|ui| {