Allow overriding app blueprint from web

Cargo.lock

@@ -5109,7 +5109,11 @@ dependencies = [
  "rfd",
  "ron",
  "serde",
+ "serde-wasm-bindgen",
  "serde_json",
+ "static_assertions",
+ "strum",
+ "strum_macros",
  "thiserror",
  "time",
  "wasm-bindgen",
@@ -5866,6 +5870,17 @@ dependencies = [
  "serde_derive",
 ]
 
+[[package]]
+name = "serde-wasm-bindgen"
+version = "0.6.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8302e169f0eddcc139c70f139d19d6467353af16f9fce27e8c30158036a1e16b"
+dependencies = [
+ "js-sys",
+ "serde",
+ "wasm-bindgen",
+]
+
 [[package]]
 name = "serde_bytes"
 version = "0.11.9"

Cargo.toml

@@ -201,6 +201,7 @@ serde = { version = "1", features = ["derive"] }
 serde_bytes = "0.11"
 serde_json = { version = "1", default-features = false, features = ["std"] }
 serde_test = "1"
+serde-wasm-bindgen = "0.6.5"
 serde_yaml = { version = "0.9.21", default-features = false }
 sha2 = "0.10"
 similar-asserts = "1.4.2"

crates/re_time_panel/src/lib.rs

@@ -147,7 +147,7 @@ impl TimePanel {
         ui: &mut egui::Ui,
         state: PanelState,
     ) {
-        if state == PanelState::Hidden {
+        if state.is_hidden() {
             return;
         }
 

crates/re_types/src/blueprint/components/panel_state_ext.rs

@@ -7,6 +7,12 @@ impl PanelState {
         self == &Self::Expanded
     }
 
+    /// Returns `true` if self is [`PanelState::Expanded`]
+    #[inline]
+    pub fn is_hidden(&self) -> bool {
+        self == &Self::Hidden
+    }
+
     /// Sets the panel to [`Self::Hidden`] if it is collapsed or expanded, and [`Self::Expanded`] if it is hidden.
     #[inline]
     pub fn toggle(self) -> Self {

crates/re_ui/src/command.rs

@@ -32,7 +32,9 @@ pub enum UICommand {
     #[cfg(not(target_arch = "wasm32"))]
     OpenProfiler,
 
+    TogglePanelStateOverrides,
     ToggleMemoryPanel,
+    ToggleTopPanel,
     ToggleBlueprintPanel,
     ToggleSelectionPanel,
     ToggleTimePanel,
@@ -143,6 +145,9 @@ impl UICommand {
                 "Toggle memory panel",
                 "View and track current RAM usage inside Rerun Viewer",
             ),
+
+            Self::TogglePanelStateOverrides => ("Toggle panel state overrides", "Toggle panel state between app blueprint and overrides"),
+            Self::ToggleTopPanel => ("Toggle top panel", "Toggle the top panel"),
             Self::ToggleBlueprintPanel => ("Toggle blueprint panel", "Toggle the left panel"),
             Self::ToggleSelectionPanel => ("Toggle selection panel", "Toggle the right panel"),
             Self::ToggleTimePanel => ("Toggle time panel", "Toggle the bottom panel"),
@@ -165,6 +170,7 @@ impl UICommand {
                 "Toggle fullscreen",
                 "Toggle between windowed and fullscreen viewer",
             ),
+
             #[cfg(not(target_arch = "wasm32"))]
             Self::ZoomIn => ("Zoom in", "Increases the UI zoom level"),
             #[cfg(not(target_arch = "wasm32"))]
@@ -235,7 +241,7 @@ impl UICommand {
             Self::RestartWithWebGpu => (
                 "Restart with WebGPU",
                 "Reloads the webpage and force WebGPU for rendering. All data will be lost."
-            ),
+            )
         }
     }
 
@@ -280,6 +286,8 @@ impl UICommand {
             #[cfg(not(target_arch = "wasm32"))]
             Self::OpenProfiler => Some(ctrl_shift(Key::P)),
             Self::ToggleMemoryPanel => Some(ctrl_shift(Key::M)),
+            Self::TogglePanelStateOverrides => None,
+            Self::ToggleTopPanel => None,
             Self::ToggleBlueprintPanel => Some(ctrl_shift(Key::B)),
             Self::ToggleSelectionPanel => Some(ctrl_shift(Key::S)),
             Self::ToggleTimePanel => Some(ctrl_shift(Key::T)),
@@ -292,6 +300,7 @@ impl UICommand {
 
             #[cfg(not(target_arch = "wasm32"))]
             Self::ToggleFullscreen => Some(key(Key::F11)),
+
             #[cfg(not(target_arch = "wasm32"))]
             Self::ZoomIn => Some(egui::gui_zoom::kb_shortcuts::ZOOM_IN),
             #[cfg(not(target_arch = "wasm32"))]

crates/re_viewer/Cargo.toml

@@ -104,6 +104,10 @@ rfd.workspace = true
 ron.workspace = true
 serde = { workspace = true, features = ["derive"] }
 serde_json.workspace = true
+serde-wasm-bindgen.workspace = true
+static_assertions.workspace = true
+strum.workspace = true
+strum_macros.workspace = true
 thiserror.workspace = true
 time = { workspace = true, features = ["formatting"] }
 web-time.workspace = true

crates/re_viewer/src/app.rs

@@ -13,6 +13,7 @@ use re_viewer_context::{
     SystemCommandSender,
 };
 
+use crate::app_blueprint::PanelStateOverrides;
 use crate::{
     app_blueprint::AppBlueprint, app_state::WelcomeScreenState, background_tasks::BackgroundTasks,
     AppState,
@@ -69,6 +70,8 @@ pub struct StartupOptions {
 
     /// Forces wgpu backend to use the specified graphics API.
     pub force_wgpu_backend: Option<String>,
+
+    pub panel_state_overrides: PanelStateOverrides,
 }
 
 impl Default for StartupOptions {
@@ -91,6 +94,8 @@ impl Default for StartupOptions {
 
             expect_data_soon: None,
             force_wgpu_backend: None,
+
+            panel_state_overrides: Default::default(),
         }
     }
 }
@@ -155,6 +160,9 @@ pub struct App {
 
     /// All known space view types.
     space_view_class_registry: SpaceViewClassRegistry,
+
+    pub(crate) panel_state_overrides_active: bool,
+    pub(crate) panel_state_overrides: PanelStateOverrides,
 }
 
 impl App {
@@ -230,6 +238,8 @@ impl App {
 
         analytics.on_viewer_started(build_info);
 
+        let panel_state_overrides = startup_options.panel_state_overrides;
+
         Self {
             build_info,
             startup_options,
@@ -269,6 +279,9 @@ impl App {
             space_view_class_registry,
 
             analytics,
+
+            panel_state_overrides_active: true,
+            panel_state_overrides,
         }
     }
 
@@ -582,6 +595,12 @@ impl App {
             UICommand::ToggleMemoryPanel => {
                 self.memory_panel_open ^= true;
             }
+            UICommand::TogglePanelStateOverrides => {
+                self.panel_state_overrides_active ^= true;
+            }
+            UICommand::ToggleTopPanel => {
+                app_blueprint.toggle_top_panel(&self.command_sender);
+            }
             UICommand::ToggleBlueprintPanel => {
                 app_blueprint.toggle_blueprint_panel(&self.command_sender);
             }
@@ -605,6 +624,7 @@ impl App {
                 let fullscreen = egui_ctx.input(|i| i.viewport().fullscreen.unwrap_or(false));
                 egui_ctx.send_viewport_cmd(egui::ViewportCommand::Fullscreen(!fullscreen));
             }
+
             #[cfg(not(target_arch = "wasm32"))]
             UICommand::ZoomIn => {
                 let mut zoom_factor = egui_ctx.zoom_factor();
@@ -1507,6 +1527,8 @@ impl eframe::App for App {
             store_context.as_ref(),
             &self.state.blueprint_query_for_viewer(),
             egui_ctx,
+            self.panel_state_overrides_active
+                .then_some(self.panel_state_overrides),
         );
 
         self.ui(