Merge example_web into egui_demo_lib

egui_demo_lib/src/wrap_app.rs

@@ -0,0 +1,67 @@
+/// Wraps many demo/test apps into one
+#[derive(Default, serde::Deserialize, serde::Serialize)]
+#[serde(default)]
+pub struct WrapApp {
+    selectable_demo_name: String,
+
+    demo: crate::apps::DemoApp,
+    http: crate::apps::HttpApp,
+}
+
+impl epi::App for WrapApp {
+    fn name(&self) -> &str {
+        "Egui Demo Apps"
+    }
+
+    fn load(&mut self, storage: &dyn epi::Storage) {
+        *self = epi::get_value(storage, epi::APP_KEY).unwrap_or_default()
+    }
+
+    fn save(&mut self, storage: &mut dyn epi::Storage) {
+        epi::set_value(storage, epi::APP_KEY, self);
+    }
+
+    fn ui(&mut self, ctx: &egui::CtxRef, frame: &mut epi::Frame<'_>) {
+        let web_location_hash = frame
+            .info()
+            .web_info
+            .as_ref()
+            .map(|info| info.web_location_hash.clone())
+            .unwrap_or_default();
+
+        if web_location_hash == "#clock" {
+            // TODO
+        } else if web_location_hash == "#http" {
+            self.selectable_demo_name = self.http.name().to_owned();
+        }
+
+        egui::TopPanel::top("wrap_app").show(ctx, |ui| {
+            ui.horizontal(|ui| {
+                ui.label(format!("web_location_hash: {:?}", web_location_hash));
+                ui.label("Demo Apps:");
+                ui.selectable_value(
+                    &mut self.selectable_demo_name,
+                    self.demo.name().to_owned(),
+                    self.demo.name(),
+                );
+                ui.selectable_value(
+                    &mut self.selectable_demo_name,
+                    self.http.name().to_owned(),
+                    self.http.name(),
+                );
+
+                ui.with_layout(egui::Layout::right_to_left(), |ui| {
+                    egui::warn_if_debug_build(ui);
+                });
+            });
+        });
+
+        if self.selectable_demo_name == self.demo.name() {
+            self.demo.ui(ctx, frame);
+        } else if self.selectable_demo_name == self.http.name() {
+            self.http.ui(ctx, frame);
+        } else {
+            self.selectable_demo_name = self.demo.name().to_owned();
+        }
+    }
+}