not loving the rough edges on gltf spawning...

bin/editor.rs

@@ -39,7 +39,7 @@ const WELCOME_MESSAGES: &'static [&'static str] = &[
         "* 3D: .gltf, .glb\n",
         "* Audio: .ogg\n",
         "* Font: .ttf, .otf\n",
-        "* Monologues: .monologue.txt\n",
+        "* Monologues: .monologue.txt",
     ),
 ];
 
@@ -748,11 +748,13 @@ mod scenes {
         current: Query<(Entity, &ui::TargetAsset<Scene>)>,
     ) {
         events.iter().for_each(|event| {
+            let empty = current.iter().len() == 0;
+
             match event {
                 CustomAssetEvent::Add { name, handle } => {
                     info!("Asset loading! {:?}({:?})", name, handle);
                     // Spawn new tree
-                    create_asset_button(
+                    let e = create_asset_button(
                         &widget,
                         &mut commands,
                         ui::TargetAsset {
@@ -761,6 +763,10 @@ mod scenes {
                         name.clone(),
                         None,
                     );
+                    // If this is the first scene being added, set it as active
+                    if empty {
+                        commands.entity(e).insert(ui::Active);
+                    }
                 }
                 CustomAssetEvent::Remove { handle } => {
                     destroy_asset_button(
@@ -1158,14 +1164,20 @@ mod cameras {
             destroy_entity_button(&current, &mut commands, &ui::TargetEntity { entity });
         });
         added.iter_mut().for_each(|(entity, mut camera, name)| {
+            let empty = current.iter().len() == 0;
+
             info!("Camera added {:?} {:?}", entity, name);
-            create_entity_button(
+            let e = create_entity_button(
                 &widget,
                 &mut commands,
                 ui::TargetEntity { entity },
                 name.as_str().into(),
             );
-            camera.is_active = false;
+            if empty {
+                commands.entity(e).insert(ui::Active);
+            } else {
+                camera.is_active = false;
+            }
         });
     }