refactor(op-editor-core): rename UiChrome → EditorUiState (drop the 'chrome' term)

crates/op-editor-core/src/command.rs

@@ -31,7 +31,7 @@ use crate::walkers::ReorderDirection;
 
 /// Which boolean property [`EditorCommand::SetNodeFlag`] writes. The
 /// canonical `PenNodeBase` carries `visible` + `locked`; `Collapsed` is
-/// an editor-chrome-only flag with no schema field, so the applier
+/// an editor-UI-only flag with no schema field, so the applier
 /// rejects it (documented in the apply module).
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub enum NodeFlag {

crates/op-editor-core/src/command_node_attrs.rs

@@ -249,7 +249,7 @@ impl EditorState {
     }
 
     /// `SetNodeFlag` — flip a boolean flag on a node. `Collapsed` has
-    /// no canonical-schema field (it is editor-chrome-only state), so
+    /// no canonical-schema field (it is editor-UI-only state), so
     /// the applier rejects it; `Hidden` writes `visible`, `Locked`
     /// writes `locked`.
     pub(crate) fn cmd_set_node_flag(
@@ -263,7 +263,7 @@ impl EditorState {
         }
         if matches!(flag, NodeFlag::Collapsed) {
             // No `collapsed` field on `PenNodeBase` — collapse is a
-            // layer-panel chrome flag, not part of the `.op` document.
+            // layer-panel UI flag, not part of the `.op` document.
             return false;
         }
         let Some(node) = find_node_mut(self.active_children_mut(), node_id) else {

crates/op-editor-core/src/editor_ui_state.rs

@@ -1,6 +1,6 @@
-//! Chrome / overlay UI state for `EditorState`.
+//! Editor-UI overlay + panel state for `EditorState`.
 //!
-//! This module ports the ~30 widget-layer chrome fields that
+//! This module ports the ~30 widget-layer UI fields that
 //! `openpencil-shell-core::document::UiState` carries beyond the
 //! editor-state subset already modelled by [`crate::ui_draft`]:
 //!
@@ -32,7 +32,7 @@ use crate::tool::Tool;
 // it lives in `op-i18n` and re-exports cleanly into the state layer.
 pub use op_i18n::Locale;
 
-/// Light / dark chrome theme switch.
+/// Light / dark UI theme switch.
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub enum ThemeMode {
     Dark,
@@ -179,7 +179,7 @@ pub enum ShapeChoice {
 
 // What the LayerPanel right-click context menu is acting on — the
 // canonical definition is `ui_draft::LayerContextTarget` (it backs
-// the inline-rename draft too). Re-exported so chrome code that
+// the inline-rename draft too). Re-exported so UI code that
 // references a context target has one import path.
 pub use crate::ui_draft::LayerContextTarget;
 
@@ -207,9 +207,9 @@ pub enum VariableRowFocus {
     String(usize),
 }
 
-/// Chrome / overlay UI state — the widget-layer toggles, hover
+/// Editor-UI overlay + panel state — the widget-layer toggles, hover
 /// targets, menu / modal open flags and panel metrics that the ~30
-/// editor widgets paint from. Faithful superset of the chrome subset
+/// editor widgets paint from. Faithful superset of the UI subset
 /// of shell-core's `UiState`.
 ///
 /// The *editor-state* subset of `UiState` (focused property field +
@@ -217,14 +217,14 @@ pub enum VariableRowFocus {
 /// caches, active page index) lives on [`crate::ui_draft::UiDraftState`]
 /// and is not duplicated here.
 #[derive(Debug, Clone)]
-pub struct UiChrome {
+pub struct EditorUiState {
     // --- Sidebar + panel metrics -----------------------------------
     pub sidebar_open: bool,
     pub layer_panel_width: f32,
     pub property_panel_width: f32,
 
     // --- Theme + locale --------------------------------------------
-    /// Active chrome theme — TopBar Sun icon flips it.
+    /// Active UI theme — TopBar Sun icon flips it.
     pub theme_mode: ThemeMode,
     /// UI locale — TopBar Globe cycles.
     pub locale: Locale,
@@ -311,7 +311,7 @@ pub struct UiChrome {
     pub last_canvas_click: Option<(NodeId, u64)>,
 }
 
-impl Default for UiChrome {
+impl Default for EditorUiState {
     fn default() -> Self {
         Self {
             sidebar_open: true,
@@ -360,8 +360,8 @@ impl Default for UiChrome {
     }
 }
 
-impl UiChrome {
-    /// A fresh chrome state — sidebar open, dark theme, no menus open.
+impl EditorUiState {
+    /// A fresh UI state — sidebar open, dark theme, no menus open.
     pub fn new() -> Self {
         Self::default()
     }
@@ -372,8 +372,8 @@ mod tests {
     use super::*;
 
     #[test]
-    fn default_chrome_is_quiescent() {
-        let c = UiChrome::new();
+    fn default_editor_ui_is_quiescent() {
+        let c = EditorUiState::new();
         assert!(c.sidebar_open);
         assert_eq!(c.theme_mode, ThemeMode::Dark);
         assert_eq!(c.locale, Locale::ZhCn);

crates/op-editor-core/src/lib.rs

@@ -31,7 +31,7 @@ pub mod rename;
 pub mod selection;
 pub mod state;
 pub mod tool;
-pub mod ui_chrome;
+pub mod editor_ui_state;
 pub mod ui_draft;
 pub mod variables;
 pub mod viewport;
@@ -65,10 +65,10 @@ pub use render_backend::*;
 pub use selection::SelectionState;
 pub use state::EditorState;
 pub use tool::Tool;
-pub use ui_chrome::{
+pub use editor_ui_state::{
     BooleanOp, ExportFormat, FileAction, FileMenuChoice, FillType, FlexLayout,
     LayerContextMenuState, Locale, PageRenameState, PropertyTab, RecentFile, ShapeChoice,
-    ThemeMode, UiChrome, VariableRowFocus,
+    ThemeMode, EditorUiState, VariableRowFocus,
 };
 pub use ui_draft::{
     ColorPickerDrag, ColorPickerState, ColorTarget, LayerContextTarget, LayerRenameState,

crates/op-editor-core/src/state.rs

@@ -44,7 +44,7 @@ use crate::components::ComponentLibrary;
 use crate::history::History;
 use crate::selection::SelectionState;
 use crate::tool::Tool;
-use crate::ui_chrome::UiChrome;
+use crate::editor_ui_state::EditorUiState;
 use crate::ui_draft::UiDraftState;
 use crate::viewport::Viewport;
 
@@ -72,11 +72,11 @@ pub struct EditorState {
     /// Transient UI state — draft buffers, focus, active page index,
     /// rebuilt-on-load variable/theme caches.
     pub ui: UiDraftState,
-    /// Chrome / overlay UI state — the widget-layer toggles, hover
+    /// Editor-UI overlay + panel state — the widget-layer toggles, hover
     /// targets, menu / modal open flags and panel metrics. With this
     /// + `chat` + `components`, `EditorState` is a complete state
     /// superset of shell-core's `Document` (Phase 6 Task 6.1a).
-    pub chrome: UiChrome,
+    pub editor_ui: EditorUiState,
     /// AI chat sub-state — message transcript, input draft, panel
     /// anchor, model catalog. Mirrors shell-core's `Document.chat`.
     pub chat: ChatState,
@@ -100,7 +100,7 @@ impl EditorState {
             history: History::new(),
             clipboard: Vec::new(),
             ui: UiDraftState::new(),
-            chrome: UiChrome::new(),
+            editor_ui: EditorUiState::new(),
             chat: ChatState::default(),
             components: ComponentLibrary::default(),
         }
@@ -171,12 +171,12 @@ mod tests {
     }
 
     #[test]
-    fn new_state_carries_chrome_chat_and_components() {
+    fn new_state_carries_editor_ui_chat_and_components() {
         let s = EditorState::new();
-        // Chrome defaults: sidebar open, dark theme, no menus open.
-        assert!(s.chrome.sidebar_open);
-        assert!(!s.chrome.file_menu_open);
-        assert!(!s.chrome.agent_settings_open);
+        // Editor-UI defaults: sidebar open, dark theme, no menus open.
+        assert!(s.editor_ui.sidebar_open);
+        assert!(!s.editor_ui.file_menu_open);
+        assert!(!s.editor_ui.agent_settings_open);
         // Chat starts empty + idle.
         assert!(s.chat.messages.is_empty());
         assert!(s.chat.pending_send.is_none());

crates/op-editor-core/src/ui_draft.rs

@@ -5,7 +5,7 @@
 //! `openpencil-shell-core::document::UiState`. shell-core's `UiState`
 //! also carries a large amount of *widget-layer* state (hover targets
 //! typed as `crate::widgets::*`, export-dialog format enums, the
-//! agent-settings modal struct, etc.). Those are chrome concerns that
+//! agent-settings modal struct, etc.). Those are UI concerns that
 //! belong to a later widget-layer crate, not the editor-state layer —
 //! `op-editor-core` deliberately has no widget dependency. So this
 //! struct ports the parts that are genuinely editor state: