Merge PR #1177: Copy picked nested objects with placement and array options

src/app/command_driver.rs

@@ -1274,6 +1274,12 @@ impl OpenCADStudio {
 
     fn apply_cmd_result_inner(&mut self, result: CmdResult) -> Task<Message> {
         let i = self.active_tab;
+        if let Some(bind) = self.tabs[i].active_cmd.as_ref().and_then(|command| command.nested_copy_bind_setting()) {
+            if self.ncopy_bind != bind {
+                self.ncopy_bind = bind;
+                self.persist_settings_if_changed();
+            }
+        }
         let preserve_commit_style = self.tabs[i].active_cmd.as_ref()
             .is_some_and(|command| command.preserve_commit_style());
         let preserve_commit_layer = self.tabs[i]
@@ -1413,7 +1419,7 @@ impl OpenCADStudio {
                     }
                 }
             }
-            CmdResult::CommitEntities(entities) => {
+            CmdResult::CommitEntities(mut entities) => {
                 let locked_source = entities.iter().find_map(|entity| {
                     let handle = entity.common().handle;
                     (!handle.is_null()
@@ -1426,10 +1432,19 @@ impl OpenCADStudio {
                     return Task::none();
                 }
                 let label = self.history_label_from_active_cmd(i, "ENTITY");
-                let delta_safe = entities
+                let symbol_names = self.tabs[i].active_cmd.as_ref()
+                    .and_then(|command| command.nested_copy_symbol_names()).cloned();
+                let delta_safe = symbol_names.is_none() && entities
                     .iter()
                     .all(|entity| self.delta_add_safe(i, entity));
                 let pending = self.begin_undo(i, label, entities.len(), delta_safe);
+                if let Some(names) = symbol_names {
+                    let retained = self.tabs[i].scene.document.localize_nested_copy_symbols(&mut entities, &names);
+                    if retained > 0 {
+                        self.command_line.push_info(&format!("{} copied object(s) retain imported style references whose dependencies cannot be localized.", retained));
+                    }
+                    self.refresh_layer_panel();
+                }
                 for entity in entities {
                     if preserve_commit_style {
                         let _ = self.commit_entity_handle_preserve_style(entity);
@@ -1449,12 +1464,21 @@ impl OpenCADStudio {
                     self.commit_undo_delta(i, pd);
                 }
             }
-            CmdResult::CommitEntitiesAndExit(entities) => {
+            CmdResult::CommitEntitiesAndExit(mut entities) => {
                 let label = self.history_label_from_active_cmd(i, "ENTITY");
-                let delta_safe = entities
+                let symbol_names = self.tabs[i].active_cmd.as_ref()
+                    .and_then(|command| command.nested_copy_symbol_names()).cloned();
+                let delta_safe = symbol_names.is_none() && entities
                     .iter()
                     .all(|entity| self.delta_add_safe(i, entity));
                 let pending = self.begin_undo(i, label, entities.len(), delta_safe);
+                if let Some(names) = symbol_names {
+                    let retained = self.tabs[i].scene.document.localize_nested_copy_symbols(&mut entities, &names);
+                    if retained > 0 {
+                        self.command_line.push_info(&format!("{} copied object(s) retain imported style references whose dependencies cannot be localized.", retained));
+                    }
+                    self.refresh_layer_panel();
+                }
                 for entity in entities {
                     if preserve_commit_style {
                         let _ = self.commit_entity_handle_preserve_style(entity);

src/app/commands/blocks.rs

@@ -656,7 +656,7 @@ impl OpenCADStudio {
 
             "NCOPY" | "NCOPYALL" => {
                 let command = crate::modules::draw::modify::ncopy::NcopyCommand::new(
-                    &self.tabs[i].scene.document,
+                    &self.tabs[i].scene.document, self.ncopy_bind,
                 );
                 self.command_line.push_info(&command.prompt());
                 self.tabs[i].active_cmd = Some(Box::new(command));

src/app/mod.rs

@@ -509,6 +509,7 @@ pub(super) struct OpenCADStudio {
     /// Selected-object count past which grips stop being generated
     /// (GRIPOBJLIMIT, 0..=32767; 0 = no limit).
     grip_object_limit: i32,
+    ncopy_bind: bool,
     /// Drawing viewport cursor style (CURSORTYPE).
     cursor_type: settings::CursorType,
     /// Explicit crosshair colour; `None` retains automatic contrast.
@@ -3526,6 +3527,7 @@ impl OpenCADStudio {
             double_click_block_refedit: false,
             double_click_block_attedit: true,
             grip_object_limit: settings::DEFAULT_GRIP_OBJECT_LIMIT,
+            ncopy_bind: false,
             cursor_type: settings::CursorType::Crosshair,
             crosshair_color: None,
             crosshair_color_input: String::new(),

src/app/settings.rs

@@ -203,6 +203,8 @@ pub struct UserSettings {
     /// GRIPOBJLIMIT: past this many selected objects, no grips are drawn at
     /// all. 0 means no limit. The drawing header carries no slot for it.
     pub grip_object_limit: i32,
+    /// Nested-copy symbol handling: false inserts, true binds.
+    pub ncopy_bind: bool,
     /// Last Options page; unknown saved names fall back without rejecting the config.
     #[serde(default, deserialize_with = "deserialize_options_tab")]
     pub options_tab: crate::ui::window::options::OptionsTab,
@@ -386,6 +388,7 @@ impl Default for UserSettings {
             double_click_block_refedit: false,
             double_click_block_attedit: true,
             grip_object_limit: DEFAULT_GRIP_OBJECT_LIMIT,
+            ncopy_bind: false,
             cursor_type: CursorType::Crosshair,
             crosshair_color: None,
             lineweight_display_scale: 100,

src/app/update/file.rs

@@ -404,6 +404,7 @@ impl OpenCADStudio {
             double_click_block_refedit: self.double_click_block_refedit,
             double_click_block_attedit: self.double_click_block_attedit,
             grip_object_limit: self.grip_object_limit,
+            ncopy_bind: self.ncopy_bind,
             cursor_type: self.cursor_type,
             crosshair_color: self.crosshair_color,
             lineweight_display_scale: self.lineweight_display_scale,
@@ -469,6 +470,7 @@ impl OpenCADStudio {
         self.double_click_block_refedit = s.double_click_block_refedit;
         self.double_click_block_attedit = s.double_click_block_attedit;
         self.grip_object_limit = s.grip_object_limit.clamp(0, 32767);
+        self.ncopy_bind = s.ncopy_bind;
         self.cursor_type = s.cursor_type;
         self.crosshair_color = s.crosshair_color;
         self.crosshair_color_input = s