Script Editor: Add option to disable documentation tooltips

doc/classes/EditorSettings.xml

@@ -1237,6 +1237,9 @@
 		<member name="text_editor/appearance/whitespace/line_spacing" type="int" setter="" getter="">
 			The space to add between lines (in pixels). Greater line spacing can help improve readability at the cost of displaying fewer lines on screen.
 		</member>
+		<member name="text_editor/behavior/documentation/enable_tooltips" type="bool" setter="" getter="">
+			If [code]true[/code], documentation tooltips will appear when hovering over a symbol.
+		</member>
 		<member name="text_editor/behavior/files/auto_reload_and_parse_scripts_on_save" type="bool" setter="" getter="">
 			If [code]true[/code], tool scripts will be automatically soft-reloaded after they are saved.
 		</member>

editor/editor_settings.cpp

@@ -719,6 +719,9 @@ void EditorSettings::_load_defaults(Ref<ConfigFile> p_extra_config) {
 	_initial_set("text_editor/behavior/files/auto_reload_and_parse_scripts_on_save", true);
 	_initial_set("text_editor/behavior/files/open_dominant_script_on_scene_change", false, true);
 
+	// Behavior: Documentation
+	_initial_set("text_editor/behavior/documentation/enable_tooltips", true, true);
+
 	// Script list
 	_initial_set("text_editor/script_list/show_members_overview", true, true);
 	_initial_set("text_editor/script_list/sort_members_outline_alphabetically", false, true);

editor/plugins/script_editor_plugin.cpp

@@ -497,6 +497,24 @@ ScriptEditor *ScriptEditor::script_editor = nullptr;
 
 /*** SCRIPT EDITOR ******/
 
+String ScriptEditor::_get_debug_tooltip(const String &p_text, Node *p_se) {
+	if (EDITOR_GET("text_editor/behavior/documentation/enable_tooltips")) {
+		return String();
+	}
+
+	// NOTE: See also `ScriptTextEditor::_show_symbol_tooltip()` for documentation tooltips enabled.
+	String debug_value = EditorDebuggerNode::get_singleton()->get_var_value(p_text);
+	if (!debug_value.is_empty()) {
+		constexpr int DISPLAY_LIMIT = 1024;
+		if (debug_value.size() > DISPLAY_LIMIT) {
+			debug_value = debug_value.left(DISPLAY_LIMIT) + "... " + TTR("(truncated)");
+		}
+		debug_value = TTR("Current value: ") + debug_value;
+	}
+
+	return debug_value;
+}
+
 void ScriptEditor::_breaked(bool p_breaked, bool p_can_debug) {
 	if (external_editor_active) {
 		return;
@@ -2626,9 +2644,12 @@ bool ScriptEditor::edit(const Ref<Resource> &p_resource, int p_line, int p_col,
 	}
 
 	// If we delete a script within the filesystem, the original resource path
-	// is lost, so keep it as metadata to figure out the exact tab to delete.
+	// is lost, so keep it as `edited_file_data` to figure out the exact tab to delete.
 	se->edited_file_data.path = p_resource->get_path();
 	se->edited_file_data.last_modified_time = FileAccess::get_modified_time(p_resource->get_path());
+
+	se->set_tooltip_request_func(callable_mp(this, &ScriptEditor::_get_debug_tooltip));
+
 	if (se->get_edit_menu()) {
 		se->get_edit_menu()->hide();
 		menu_hb->add_child(se->get_edit_menu());

editor/plugins/script_editor_plugin.h

@@ -440,6 +440,7 @@ class ScriptEditor : public PanelContainer {
 	void _goto_script_line(Ref<RefCounted> p_script, int p_line);
 	void _set_execution(Ref<RefCounted> p_script, int p_line);
 	void _clear_execution(Ref<RefCounted> p_script);
+	String _get_debug_tooltip(const String &p_text, Node *p_se);
 	void _breaked(bool p_breaked, bool p_can_debug);
 	void _script_created(Ref<Script> p_script);
 	void _set_breakpoint(Ref<RefCounted> p_script, int p_line, bool p_enabled);

editor/plugins/script_text_editor.cpp

@@ -1103,6 +1103,10 @@ void ScriptTextEditor::_validate_symbol(const String &p_symbol) {
 }
 
 void ScriptTextEditor::_show_symbol_tooltip(const String &p_symbol, int p_row, int p_column) {
+	if (!EDITOR_GET("text_editor/behavior/documentation/enable_tooltips").booleanize()) {
+		return;
+	}
+
 	if (p_symbol.begins_with("res://") || p_symbol.begins_with("uid://")) {
 		EditorHelpBitTooltip::show_tooltip(code_editor->get_text_editor(), "resource||" + p_symbol);
 		return;
@@ -1203,19 +1207,14 @@ void ScriptTextEditor::_show_symbol_tooltip(const String &p_symbol, int p_row, i
 		}
 	}
 
+	// NOTE: See also `ScriptEditor::_get_debug_tooltip()` for documentation tooltips disabled.
 	String debug_value = EditorDebuggerNode::get_singleton()->get_var_value(p_symbol);
 	if (!debug_value.is_empty()) {
 		constexpr int DISPLAY_LIMIT = 1024;
 		if (debug_value.size() > DISPLAY_LIMIT) {
 			debug_value = debug_value.left(DISPLAY_LIMIT) + "... " + TTR("(truncated)");
 		}
-		debug_value = debug_value.replace("[", "[lb]");
+		debug_value = TTR("Current value: ") + debug_value.replace("[", "[lb]");
-
-		if (doc_symbol.is_empty()) {
-			debug_value = p_symbol + ": " + debug_value;
-		} else {
-			debug_value = TTR("Current value: ") + debug_value;
-		}
 	}
 
 	if (!doc_symbol.is_empty() || !debug_value.is_empty()) {