1 files changed, 44 insertions, 3 deletions

diff --git a/scene/gui/rich_text_label.cpp b/scene/gui/rich_text_label.cpp
index 2f5af0eda0..5ae27081ea 100644
--- a/scene/gui/rich_text_label.cpp
+++ b/scene/gui/rich_text_label.cpp
@@ -1570,6 +1570,10 @@ void RichTextLabel::_validate_line_caches(ItemFrame *p_frame) {
 	}
 
 	updating_scroll = false;
+
+	if (fit_content_height) {
+		minimum_size_changed();
+	}
 }
 
 void RichTextLabel::_invalidate_current_line(ItemFrame *p_frame) {
@@ -1970,6 +1974,9 @@ void RichTextLabel::clear() {
 	selection.click = nullptr;
 	selection.active = false;
 	current_idx = 1;
+	if (scroll_follow) {
+		scroll_following = true;
+	}
 
 	if (fixed_width != -1) {
 		minimum_size_changed();
@@ -1986,6 +1993,17 @@ int RichTextLabel::get_tab_size() const {
 	return tab_size;
 }
 
+void RichTextLabel::set_fit_content_height(bool p_enabled) {
+	if (p_enabled != fit_content_height) {
+		fit_content_height = p_enabled;
+		minimum_size_changed();
+	}
+}
+
+bool RichTextLabel::is_fit_content_height_enabled() const {
+	return fit_content_height;
+}
+
 void RichTextLabel::set_meta_underline(bool p_underline) {
 	underline_meta = p_underline;
 	update();
@@ -2409,6 +2427,17 @@ Error RichTextLabel::append_bbcode(const String &p_bbcode) {
 		}
 	}
 
+	Vector<ItemFX *> fx_items;
+	for (List<Item *>::Element *E = main->subitems.front(); E; E = E->next()) {
+		Item *subitem = static_cast<Item *>(E->get());
+		_fetch_item_fx_stack(subitem, fx_items);
+
+		if (fx_items.size()) {
+			set_process_internal(true);
+			break;
+		}
+	}
+
 	return OK;
 }
 
@@ -2632,7 +2661,7 @@ void RichTextLabel::install_effect(const Variant effect) {
 	}
 }
 
-int RichTextLabel::get_content_height() {
+int RichTextLabel::get_content_height() const {
 	int total_height = 0;
 	if (main->lines.size()) {
 		total_height = main->lines[main->lines.size() - 1].height_accum_cache + get_theme_stylebox("normal")->get_minimum_size().height;
@@ -2687,6 +2716,9 @@ void RichTextLabel::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("set_tab_size", "spaces"), &RichTextLabel::set_tab_size);
 	ClassDB::bind_method(D_METHOD("get_tab_size"), &RichTextLabel::get_tab_size);
 
+	ClassDB::bind_method(D_METHOD("set_fit_content_height", "enabled"), &RichTextLabel::set_fit_content_height);
+	ClassDB::bind_method(D_METHOD("is_fit_content_height_enabled"), &RichTextLabel::is_fit_content_height_enabled);
+
 	ClassDB::bind_method(D_METHOD("set_selection_enabled", "enabled"), &RichTextLabel::set_selection_enabled);
 	ClassDB::bind_method(D_METHOD("is_selection_enabled"), &RichTextLabel::is_selection_enabled);
 
@@ -2729,6 +2761,8 @@ void RichTextLabel::_bind_methods() {
 	ADD_PROPERTY(PropertyInfo(Variant::INT, "tab_size", PROPERTY_HINT_RANGE, "0,24,1"), "set_tab_size", "get_tab_size");
 	ADD_PROPERTY(PropertyInfo(Variant::STRING, "text", PROPERTY_HINT_MULTILINE_TEXT), "set_text", "get_text");
 
+	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "fit_content_height"), "set_fit_content_height", "is_fit_content_height_enabled");
+
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "scroll_active"), "set_scroll_active", "is_scroll_active");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "scroll_following"), "set_scroll_follow", "is_scroll_following");
 
@@ -2795,12 +2829,17 @@ void RichTextLabel::set_fixed_size_to_width(int p_width) {
 }
 
 Size2 RichTextLabel::get_minimum_size() const {
+	Size2 size(0, 0);
 	if (fixed_width != -1) {
+		size.x = fixed_width;
+	}
+
+	if (fixed_width != -1 || fit_content_height) {
 		const_cast<RichTextLabel *>(this)->_validate_line_caches(main);
-		return Size2(fixed_width, const_cast<RichTextLabel *>(this)->get_content_height());
+		size.y = get_content_height();
 	}
 
-	return Size2();
+	return size;
 }
 
 Ref<RichTextEffect> RichTextLabel::_get_custom_effect_by_code(String p_bbcode_identifier) {
@@ -2920,6 +2959,8 @@ RichTextLabel::RichTextLabel() {
 	visible_line_count = 0;
 
 	fixed_width = -1;
+	fit_content_height = false;
+
 	set_clip_contents(true);
 }