Editor: Fix some issues with `EditorHelpTooltip`

editor/editor_help.cpp

@@ -2264,7 +2264,12 @@ static void _add_text_to_rt(const String &p_bbcode, RichTextLabel *p_rt, Control
 			p_rt->push_strikethrough();
 			pos = brk_end + 1;
 			tag_stack.push_front(tag);
-
+		} else if (tag == "lb") {
+			p_rt->add_text("[");
+			pos = brk_end + 1;
+		} else if (tag == "rb") {
+			p_rt->add_text("]");
+			pos = brk_end + 1;
 		} else if (tag == "url") {
 			int end = bbcode.find("[", brk_end);
 			if (end == -1) {
@@ -2850,7 +2855,7 @@ void EditorHelpTooltip::_notification(int p_what) {
 // `p_text` is expected to be something like these:
 // - `class|Control||`;
 // - `property|Control|size|`;
-// - `signal|Control|gui_input|(event: InputEvent)`
+// - `signal|Control|gui_input|(event: InputEvent)`.
 void EditorHelpTooltip::parse_tooltip(const String &p_text) {
 	tooltip_text = p_text;
 
@@ -2895,7 +2900,7 @@ void EditorHelpTooltip::parse_tooltip(const String &p_text) {
 	}
 
 	// Metadata special handling replaces "Property:" with "Metadata": above.
-	formatted_text += " [u][b]" + title.trim_prefix("metadata/") + "[/b][/u]" + property_args + "\n";
+	formatted_text += " [u][b]" + title.trim_prefix("metadata/") + "[/b][/u]" + property_args.replace("[", "[lb]") + "\n";
 	formatted_text += description.is_empty() ? "[i]" + TTR("No description available.") + "[/i]" : description;
 	set_text(formatted_text);
 }

editor/editor_inspector.cpp

@@ -906,12 +906,24 @@ void EditorProperty::_update_pin_flags() {
 }
 
 Control *EditorProperty::make_custom_tooltip(const String &p_text) const {
-	EditorHelpTooltip *tooltip = memnew(EditorHelpTooltip(p_text));
+	EditorHelpBit *tooltip = nullptr;
+
+	if (has_doc_tooltip) {
+		tooltip = memnew(EditorHelpTooltip(p_text));
+	}
 
 	if (object->has_method("_get_property_warning")) {
 		String warn = object->call("_get_property_warning", property);
 		if (!warn.is_empty()) {
-			tooltip->set_text(tooltip->get_rich_text()->get_text() + "\n[b][color=" + get_theme_color(SNAME("warning_color")).to_html(false) + "]" + warn + "[/color][/b]");
+			String prev_text;
+			if (tooltip == nullptr) {
+				tooltip = memnew(EditorHelpBit());
+				tooltip->set_text(p_text);
+				tooltip->get_rich_text()->set_custom_minimum_size(Size2(360 * EDSCALE, 0));
+			} else {
+				prev_text = tooltip->get_rich_text()->get_text() + "\n";
+			}
+			tooltip->set_text(prev_text + "[b][color=" + get_theme_color(SNAME("warning_color")).to_html(false) + "]" + warn + "[/color][/b]");
 		}
 	}
 
@@ -1148,8 +1160,7 @@ void EditorInspectorCategory::_notification(int p_what) {
 }
 
 Control *EditorInspectorCategory::make_custom_tooltip(const String &p_text) const {
-	// Far from perfect solution, as there's nothing that prevents a category from having a name that starts with that.
-	return p_text.begins_with("class|") ? memnew(EditorHelpTooltip(p_text)) : nullptr;
+	return doc_class_name.is_empty() ? nullptr : memnew(EditorHelpTooltip(p_text));
 }
 
 Size2 EditorInspectorCategory::get_minimum_size() const {
@@ -3316,6 +3327,7 @@ void EditorInspector::update_tree() {
 					} else {
 						ep->set_tooltip_text("theme_item|" + classname + "|" + theme_item_name + "|");
 					}
+					ep->has_doc_tooltip = true;
 				}
 
 				ep->set_doc_path(doc_path);

editor/editor_inspector.h

@@ -74,6 +74,7 @@ private:
 	StringName property;
 	String property_path;
 	String doc_path;
+	bool has_doc_tooltip = false;
 
 	int property_usage;