Batch rename for multiple entities in hierarchy context menu

Author: RenzoraEngine

crates/renzora_hierarchy/src/lib.rs

@@ -15,7 +15,7 @@ use renzora_editor_framework::{
 };
 use renzora::core::ShapeRegistry;
 use renzora_theme::ThemeManager;
-use renzora_undo::{self, CompoundCmd, ReparentCmd, SetHierarchyOrderCmd, SpawnEntityCmd, SpawnEntityKind, SpawnShapeCmd, UndoCommand, UndoContext};
+use renzora_undo::{self, CompoundCmd, RenameCmd, ReparentCmd, SetHierarchyOrderCmd, SpawnEntityCmd, SpawnEntityKind, SpawnShapeCmd, UndoCommand, UndoContext};
 
 use cache::{HierarchyDirty, HierarchyTreeCache};
 use state::{filter_tree, HierarchyState};
@@ -293,6 +293,71 @@ impl EditorPanel for HierarchyPanel {
             }
         }
 
+        // Batch Rename dialog
+        if state.batch_rename_active {
+            let count = state.batch_rename_entities.len();
+            let mut open = true;
+            egui::Window::new("Batch Rename")
+                .collapsible(false)
+                .resizable(false)
+                .open(&mut open)
+                .anchor(egui::Align2::CENTER_CENTER, [0.0, 0.0])
+                .show(ui.ctx(), |ui| {
+                    ui.horizontal(|ui| {
+                        ui.label("Base name:");
+                        ui.text_edit_singleline(&mut state.batch_rename_base);
+                    });
+                    ui.horizontal(|ui| {
+                        ui.label("Start at:");
+                        ui.add(egui::DragValue::new(&mut state.batch_rename_start).range(0..=9999));
+                    });
+                    ui.add_space(4.0);
+                    ui.label(
+                        egui::RichText::new(format!(
+                            "Preview: {}_{:02}, {}_{:02}, … ({} entities)",
+                            state.batch_rename_base,
+                            state.batch_rename_start,
+                            state.batch_rename_base,
+                            state.batch_rename_start + 1,
+                            count,
+                        ))
+                        .size(11.0)
+                        .color(theme.text.muted.to_color32()),
+                    );
+                    ui.add_space(4.0);
+                    ui.horizontal(|ui| {
+                        if ui.button("Rename").clicked() && !state.batch_rename_base.is_empty() {
+                            let entities = state.batch_rename_entities.clone();
+                            let base = state.batch_rename_base.clone();
+                            let start = state.batch_rename_start;
+                            commands.push(move |world: &mut World| {
+                                let mut cmds: Vec<Box<dyn UndoCommand>> = Vec::new();
+                                for (i, entity) in entities.iter().enumerate() {
+                                    let old = world
+                                        .get::<Name>(*entity)
+                                        .map(|n| n.as_str().to_string())
+                                        .unwrap_or_default();
+                                    let new = format!("{}_{:02}", base, start as usize + i);
+                                    cmds.push(Box::new(RenameCmd { entity: *entity, old, new }));
+                                }
+                                renzora_undo::execute(
+                                    world,
+                                    UndoContext::Scene,
+                                    Box::new(CompoundCmd { label: "Batch Rename".to_string(), cmds }),
+                                );
+                            });
+                            state.batch_rename_active = false;
+                        }
+                        if ui.button("Cancel").clicked() {
+                            state.batch_rename_active = false;
+                        }
+                    });
+                });
+            if !open {
+                state.batch_rename_active = false;
+            }
+        }
+
         // Read the cached entity tree. Rebuilt by `update_hierarchy_cache`
         // (Update schedule) only when the tree actually changed. When no
         // search is active we read directly from the cache (no clone);

crates/renzora_hierarchy/src/state.rs

@@ -32,6 +32,12 @@ pub struct HierarchyState {
     /// (otherwise clicking a mesh in the viewport selects a parent that's
     /// collapsed in the tree, and the user sees nothing).
     pub last_selection: Vec<Entity>,
+
+    // Batch rename
+    pub batch_rename_active: bool,
+    pub batch_rename_base: String,
+    pub batch_rename_start: u32,
+    pub batch_rename_entities: Vec<Entity>,
 }
 
 impl Default for HierarchyState {
@@ -49,6 +55,10 @@ impl Default for HierarchyState {
             visible_entity_order: Vec::new(),
             building_entity_order: Vec::new(),
             last_selection: Vec::new(),
+            batch_rename_active: false,
+            batch_rename_base: String::new(),
+            batch_rename_start: 1,
+            batch_rename_entities: Vec::new(),
         }
     }
 }

crates/renzora_hierarchy/src/tree.rs

@@ -511,7 +511,7 @@ fn context_menu(
         ui.close();
     }
 
-    // Group as Children (multi-selection)
+    // Multi-selection actions
     if selection.has_multi_selection() {
         if ui.button(format!("{} Group as Children", regular::FOLDER_SIMPLE)).clicked() {
             let selected = selection.get_all();
@@ -527,6 +527,14 @@ fn context_menu(
             });
             ui.close();
         }
+
+        if ui.button(format!("{} Batch Rename…", regular::TEXT_AA)).clicked() {
+            state.batch_rename_active = true;
+            state.batch_rename_base = node.name.clone();
+            state.batch_rename_start = 1;
+            state.batch_rename_entities = selection.get_all();
+            ui.close();
+        }
     }
 
     ui.separator();

roadmap.md

@@ -25,7 +25,7 @@
 ## Inspector — Views & Filtering
 - Add lock inspector to entity (stop following selection)
 - Add multi-entity comparison view
-- Add component search/filter
+- ✅ Add component search/filter — [3a3e9d2](https://github.com/renzora/engine/commit/3a3e9d2)
 - Add component presets/templates
 
 ## Asset Browser — Organization