Remove old editor navigation code

editor/limbo_ai_editor_plugin.cpp

@@ -171,29 +171,6 @@ void LimboAIEditor::_remove_task(const Ref<BTTask> &p_task) {
 	undo_redo->commit_action();
 }
 
-void LimboAIEditor::_update_header() const {
-	if (task_tree->get_bt().is_null()) {
-		header->set_text("");
-		BUTTON_SET_ICON(header, nullptr);
-		return;
-	}
-
-	String text = task_tree->get_bt()->get_path();
-	if (text.is_empty()) {
-		text = TTR("New Behavior Tree");
-	} else if (dirty.has(task_tree->get_bt())) {
-		text += "(*)";
-	}
-
-	header->set_text(text);
-	BUTTON_SET_ICON(header, theme_cache.behavior_tree_icon);
-}
-
-void LimboAIEditor::_update_history_buttons() {
-	history_back->set_disabled(idx_history == 0);
-	history_forward->set_disabled(idx_history >= (history.size() - 1));
-}
-
 void LimboAIEditor::_new_bt() {
 	Ref<BehaviorTree> bt = memnew(BehaviorTree);
 	bt->set_root_task(memnew(BTSelector));
@@ -210,7 +187,6 @@ void LimboAIEditor::_save_bt(String p_path) {
 	task_tree->get_bt()->take_over_path(p_path);
 #endif
 	RESOURCE_SAVE(task_tree->get_bt(), p_path, ResourceSaver::FLAG_CHANGE_PATH);
-	_update_header();
 	_update_tabs();
 	_mark_as_dirty(false);
 }
@@ -270,8 +246,6 @@ void LimboAIEditor::edit_bt(Ref<BehaviorTree> p_behavior_tree, bool p_force_refr
 	task_tree->show();
 	task_palette->show();
 
-	_update_history_buttons();
-	_update_header();
 	_update_tabs();
 }
 
@@ -289,10 +263,8 @@ void LimboAIEditor::_mark_as_dirty(bool p_dirty) {
 	Ref<BehaviorTree> bt = task_tree->get_bt();
 	if (p_dirty && !dirty.has(bt)) {
 		dirty.insert(bt);
-		_update_header();
 	} else if (p_dirty == false && dirty.has(bt)) {
 		dirty.erase(bt);
-		_update_header();
 	}
 }
 
@@ -778,7 +750,6 @@ void LimboAIEditor::_on_visibility_changed() {
 }
 
 void LimboAIEditor::_on_header_pressed() {
-	_update_header();
 	task_tree->deselect();
 #ifdef LIMBOAI_MODULE
 	if (task_tree->get_bt().is_valid()) {
@@ -964,28 +935,51 @@ void LimboAIEditor::_tab_closed(int p_tab) {
 	} else {
 		EDIT_RESOURCE(history[idx_history]);
 	}
-	_update_history_buttons();
 	_update_tabs();
 }
 
 void LimboAIEditor::_update_tabs() {
 	updating_tabs = true;
 	tab_bar->clear_tabs();
+
+	Vector<String> short_names;
+	// Keep track of how many times each short name is used.
+	HashMap<String, int> usage_counts;
+
 	for (int i = 0; i < history.size(); i++) {
 		String tab_name;
-		if (history[i]->get_path().is_empty()) {
-			tab_name = "[new]";
-		} else if (history[i]->get_path().contains("::")) {
+		if (history[i]->get_path().contains("::")) {
 			tab_name = history[i]->get_path().get_file();
 		} else {
 			tab_name = history[i]->get_path().get_file().get_basename();
 		}
-		tab_bar->add_tab(tab_name, LimboUtility::get_singleton()->get_task_icon("BehaviorTree"));
+		short_names.append(tab_name);
+		if (usage_counts.has(tab_name)) {
+			usage_counts[tab_name] += 1;
+		} else {
+			usage_counts[tab_name] = 1;
 		}
+	}
+
+	for (int i = 0; i < short_names.size(); i++) {
+		String tab_name = short_names[i];
+		if (tab_name.is_empty()) {
+			tab_name = "[new]";
+		} else if (usage_counts[tab_name] > 1) {
+			// Use the full name if the short name is not unique.
+			tab_name = history[i]->get_path().trim_prefix("res://");
+		}
+		tab_bar->add_tab(tab_name, LimboUtility::get_singleton()->get_task_icon("BehaviorTree"));
+		if (i == idx_history) {
+			tab_bar->set_tab_button_icon(tab_bar->get_tab_count() - 1, LimboUtility::get_singleton()->get_task_icon("LimboEditBlackboard"));
+		}
+	}
+
 	if (idx_history >= 0) {
 		ERR_FAIL_INDEX(idx_history, history.size());
 		tab_bar->set_current_tab(idx_history);
 	}
+
 	updating_tabs = false;
 }
 
@@ -998,7 +992,6 @@ void LimboAIEditor::_move_active_tab(int p_to_index) {
 	history.remove_at(idx_history);
 	history.insert(p_to_index, bt);
 	idx_history = p_to_index;
-	_update_history_buttons();
 	_update_tabs();
 }
 
@@ -1049,26 +1042,30 @@ void LimboAIEditor::_tab_menu_option_selected(int p_id) {
 			history.clear();
 			history.append(bt);
 			idx_history = 0;
-			_update_history_buttons();
 			_update_tabs();
 		} break;
 		case TAB_CLOSE_RIGHT: {
 			for (int i = history.size() - 1; i > idx_history; i--) {
 				history.remove_at(i);
 			}
-			_update_history_buttons();
 			_update_tabs();
 		} break;
 		case TAB_CLOSE_ALL: {
 			history.clear();
 			idx_history = -1;
 			_disable_editing();
-			_update_history_buttons();
 			_update_tabs();
 		} break;
 	}
 }
 
+void LimboAIEditor::_tab_plan_edited(int p_tab) {
+	ERR_FAIL_INDEX(p_tab, history.size());
+	if (history[p_tab]->get_blackboard_plan().is_valid()) {
+		EDIT_RESOURCE(history[p_tab]->get_blackboard_plan());
+	}
+}
+
 void LimboAIEditor::_reload_modified() {
 	for (const String &res_path : disk_changed_files) {
 		Ref<BehaviorTree> res = RESOURCE_LOAD(res_path, "BehaviorTree");
@@ -1123,7 +1120,6 @@ void LimboAIEditor::apply_changes() {
 			RESOURCE_SAVE(bt, path, 0);
 		}
 		dirty.clear();
-		_update_header();
 	}
 }
 
@@ -1278,9 +1274,6 @@ void LimboAIEditor::_notification(int p_what) {
 			save_btn->connect(LW_NAME(pressed), callable_mp(this, &LimboAIEditor::_on_save_pressed));
 			misc_btn->connect(LW_NAME(pressed), callable_mp(this, &LimboAIEditor::_update_misc_menu));
 			misc_btn->get_popup()->connect("id_pressed", callable_mp(this, &LimboAIEditor::_misc_option_selected));
-			history_back->connect(LW_NAME(pressed), callable_mp(this, &LimboAIEditor::_on_history_back));
-			history_forward->connect(LW_NAME(pressed), callable_mp(this, &LimboAIEditor::_on_history_forward));
-			header->connect(LW_NAME(pressed), callable_mp(this, &LimboAIEditor::_on_header_pressed));
 			task_palette->connect("task_selected", callable_mp(this, &LimboAIEditor::_add_task_by_class_or_path));
 			task_palette->connect("favorite_tasks_changed", callable_mp(this, &LimboAIEditor::_update_favorite_tasks));
 			change_type_palette->connect("task_selected", callable_mp(this, &LimboAIEditor::_task_type_selected));
@@ -1298,12 +1291,10 @@ void LimboAIEditor::_notification(int p_what) {
 			tab_bar->connect("tab_close_pressed", callable_mp(this, &LimboAIEditor::_tab_closed));
 			tab_bar->connect(LW_NAME(gui_input), callable_mp(this, &LimboAIEditor::_tab_input));
 			tab_menu->connect(LW_NAME(id_pressed), callable_mp(this, &LimboAIEditor::_tab_menu_option_selected));
+			tab_bar->connect("tab_button_pressed", callable_mp(this, &LimboAIEditor::_tab_plan_edited));
 
 			EDITOR_FILE_SYSTEM()->connect("resources_reload", callable_mp(this, &LimboAIEditor::_on_resources_reload));
 
-			_update_history_buttons();
-			_update_header();
-
 		} break;
 		case NOTIFICATION_THEME_CHANGED: {
 			_do_update_theme_item_cache();
@@ -1314,12 +1305,9 @@ void LimboAIEditor::_notification(int p_what) {
 			BUTTON_SET_ICON(load_btn, get_theme_icon(LW_NAME(Load), LW_NAME(EditorIcons)));
 			BUTTON_SET_ICON(save_btn, get_theme_icon(LW_NAME(Save), LW_NAME(EditorIcons)));
 			BUTTON_SET_ICON(new_script_btn, get_theme_icon(LW_NAME(ScriptCreate), LW_NAME(EditorIcons)));
-			BUTTON_SET_ICON(history_back, get_theme_icon(LW_NAME(Back), LW_NAME(EditorIcons)));
-			BUTTON_SET_ICON(history_forward, get_theme_icon(LW_NAME(Forward), LW_NAME(EditorIcons)));
 			BUTTON_SET_ICON(misc_btn, get_theme_icon(LW_NAME(Tools), LW_NAME(EditorIcons)));
 
 			_update_favorite_tasks();
-			_update_header();
 		}
 	}
 }
@@ -1444,16 +1432,6 @@ LimboAIEditor::LimboAIEditor() {
 	nav->set_h_size_flags(SIZE_EXPAND | SIZE_SHRINK_END);
 	toolbar->add_child(nav);
 
-	history_back = memnew(Button);
-	history_back->set_flat(true);
-	history_back->set_focus_mode(FOCUS_NONE);
-	nav->add_child(history_back);
-
-	history_forward = memnew(Button);
-	history_forward->set_flat(true);
-	history_forward->set_focus_mode(FOCUS_NONE);
-	nav->add_child(history_forward);
-
 	tab_bar_panel = memnew(PanelContainer);
 	vbox->add_child(tab_bar_panel);
 	tab_bar_container = memnew(HBoxContainer);
@@ -1472,12 +1450,6 @@ LimboAIEditor::LimboAIEditor() {
 	tab_menu = memnew(PopupMenu);
 	add_child(tab_menu);
 
-	header = memnew(Button);
-	header->set_text_alignment(HORIZONTAL_ALIGNMENT_LEFT);
-	header->add_theme_constant_override("hseparation", 8);
-	vbox->add_child(header);
-	header->hide();
-
 	hsc = memnew(HSplitContainer);
 	hsc->set_h_size_flags(SIZE_EXPAND_FILL);
 	hsc->set_v_size_flags(SIZE_EXPAND_FILL);

editor/limbo_ai_editor_plugin.h

@@ -139,7 +139,6 @@ private:
 	HBoxContainer *tab_bar_container;
 	TabBar *tab_bar;
 	PopupMenu *tab_menu;
-	Button *header;
 	HSplitContainer *hsc;
 	TaskTree *task_tree;
 	VBoxContainer *banners;
@@ -159,8 +158,6 @@ private:
 	FileDialog *save_dialog;
 	FileDialog *load_dialog;
 	FileDialog *extract_dialog;
-	Button *history_back;
-	Button *history_forward;
 
 	Button *new_btn;
 	Button *load_btn;
@@ -182,8 +179,6 @@ private:
 	Ref<BTTask> _create_task_by_class_or_path(const String &p_class_or_path) const;
 	void _add_task_by_class_or_path(const String &p_class_or_path);
 	void _remove_task(const Ref<BTTask> &p_task);
-	void _update_header() const;
-	void _update_history_buttons();
 	void _update_favorite_tasks();
 	void _update_misc_menu();
 	void _update_banners();
@@ -204,6 +199,7 @@ private:
 	void _tab_input(const Ref<InputEvent> &p_input);
 	void _show_tab_context_menu();
 	void _tab_menu_option_selected(int p_id);
+	void _tab_plan_edited(int p_tab);
 
 	void _reload_modified();
 	void _resave_modified(String _str = "");

editor/task_tree.cpp

@@ -431,6 +431,7 @@ TaskTree::TaskTree() {
 	tree->set_anchor(SIDE_RIGHT, ANCHOR_END);
 	tree->set_anchor(SIDE_BOTTOM, ANCHOR_END);
 	tree->set_allow_rmb_select(true);
+	tree->set_allow_reselect(true);
 
 	tree->set_drag_forwarding(callable_mp(this, &TaskTree::_get_drag_data_fw), callable_mp(this, &TaskTree::_can_drop_data_fw), callable_mp(this, &TaskTree::_drop_data_fw));
 }

gdextension/limboai.gdextension

@@ -75,6 +75,7 @@ BehaviorTreeView = "res://addons/limboai/icons/BehaviorTreeView.svg"
 BlackboardPlan = "res://addons/limboai/icons/BlackboardPlan.svg"
 LimboAI = "res://addons/limboai/icons/LimboAI.svg"
 LimboDeselectAll = "res://addons/limboai/icons/LimboDeselectAll.svg"
+LimboEditBlackboard = "res://addons/limboai/icons/LimboEditBlackboard.svg"
 LimboExtraBlackboard = "res://addons/limboai/icons/LimboExtraBlackboard.svg"
 LimboExtraClock = "res://addons/limboai/icons/LimboExtraClock.svg"
 LimboExtraVariable = "res://addons/limboai/icons/LimboExtraVariable.svg"
@@ -84,6 +85,8 @@ LimboPercent = "res://addons/limboai/icons/LimboPercent.svg"
 LimboSelectAll = "res://addons/limboai/icons/LimboSelectAll.svg"
 LimboState = "res://addons/limboai/icons/LimboState.svg"
 LimboVarAdd = "res://addons/limboai/icons/LimboVarAdd.svg"
+LimboVarEmpty = "res://addons/limboai/icons/LimboVarEmpty.svg"
+LimboVarError = "res://addons/limboai/icons/LimboVarError.svg"
 LimboVarExists = "res://addons/limboai/icons/LimboVarExists.svg"
 LimboVarNotFound = "res://addons/limboai/icons/LimboVarNotFound.svg"
 LimboVarPrivate = "res://addons/limboai/icons/LimboVarPrivate.svg"

icons/LimboEditBlackboard.svg

@@ -0,0 +1 @@
+<svg clip-rule="evenodd" fill-rule="evenodd" stroke-linejoin="round" stroke-miterlimit="2" viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg"><path d="m0 0h16v16h-16z" fill="none"/><path d="m13 3h1.439c.861 0 1.56.699 1.56 1.56v8.88c0 .861-.699 1.56-1.56 1.56h-12.877c-.828 0-1.507-.647-1.558-1.463-.001.009-.001.017-.002.026-.001-.002 0-.049-.001-.119v-.004c0-.234.001-.591.001-.712v-8.168-1.468c0-1.295 2.999-1.483 2.999-.892v.8h3.999v1h-3.999v9.058c0-.362-1.126-.555-1.999-.35v.732c0 .309.251.56.56.56h12.877c.309 0 .56-.251.56-.56v-8.88c0-.309-.251-.56-.56-.56h-1.439zm-5 7v-6h4v6l-2 2zm2-5h-1v4h1zm-2-3.204c0-.439.896-.796 2-.796s2 .357 2 .796v1.204h-4z" fill="#e0e0e0"/></svg>