Dummy second window

src/window/game.rs

@@ -138,6 +138,12 @@ impl GameWindow {
                     .unwrap();
                 ui.close_menu();
             }
+            if ui.button("Background Maps").clicked() {
+                self.proxy
+                    .send_event(UserEvent::OpenBgMap(self.sim_id))
+                    .unwrap();
+                ui.close_menu();
+            }
         });
         ui.menu_button("About", |ui| {
             self.proxy.send_event(UserEvent::OpenAbout).unwrap();

src/window/vram.rs

@@ -0,0 +1,5 @@
+mod bgmap;
+mod chardata;
+
+pub use bgmap::*;
+pub use chardata::*;

src/window/vram/bgmap.rs

@@ -0,0 +1,29 @@
+use egui::{CentralPanel, Context, ViewportBuilder, ViewportId};
+
+use crate::{emulator::SimId, window::AppWindow};
+
+pub struct BgMapWindow {
+    sim_id: SimId,
+}
+
+impl BgMapWindow {
+    pub fn new(sim_id: SimId) -> Self {
+        Self { sim_id }
+    }
+}
+
+impl AppWindow for BgMapWindow {
+    fn viewport_id(&self) -> ViewportId {
+        ViewportId::from_hash_of(format!("bgmap-{}", self.sim_id))
+    }
+
+    fn initial_viewport(&self) -> ViewportBuilder {
+        ViewportBuilder::default()
+            .with_title(format!("BG Map Data ({})", self.sim_id))
+            .with_inner_size((640.0, 480.0))
+    }
+
+    fn show(&mut self, ctx: &Context) {
+        CentralPanel::default().show(ctx, |ui| ui.label("TODO"));
+    }
+}

src/window/vram/chardata.rs

@@ -7,10 +7,9 @@ use egui_extras::{Column, Size, StripBuilder, TableBuilder};
 use crate::{
     emulator::SimId,
     vram::{VramPalette, VramResource},
+    window::AppWindow,
 };
 
-use super::AppWindow;
-
 pub struct CharacterDataWindow {
     sim_id: SimId,
     palette: VramPalette,