Fix CheckBox minimum size

scene/gui/button.cpp

@@ -140,11 +140,11 @@ void Button::_notification(int p_what) {
 
 		Point2 icon_ofs = (!_icon.is_null()) ? Point2(_icon->get_width() + get_constant("hseparation"), 0) : Point2();
 		int text_clip = size.width - style->get_minimum_size().width - icon_ofs.width;
-		Point2 text_ofs = (size - style->get_minimum_size() - icon_ofs - font->get_string_size(xl_text) - Point2(_internal_margin[MARGIN_RIGHT], 0)) / 2.0;
+		Point2 text_ofs = (size - style->get_minimum_size() - icon_ofs - font->get_string_size(xl_text) - Point2(_internal_margin[MARGIN_RIGHT] - _internal_margin[MARGIN_LEFT], 0)) / 2.0;
 
 		switch (align) {
 			case ALIGN_LEFT: {
-				text_ofs.x = style->get_margin(MARGIN_LEFT) + icon_ofs.x;
+				text_ofs.x = style->get_margin(MARGIN_LEFT) + icon_ofs.x + _internal_margin[MARGIN_LEFT] + get_constant("hseparation");
 				text_ofs.y += style->get_offset().y;
 			} break;
 			case ALIGN_CENTER: {
@@ -154,7 +154,11 @@ void Button::_notification(int p_what) {
 				text_ofs += style->get_offset();
 			} break;
 			case ALIGN_RIGHT: {
-				text_ofs.x = size.x - style->get_margin(MARGIN_RIGHT) - font->get_string_size(xl_text).x - _internal_margin[MARGIN_RIGHT];
+				if (_internal_margin[MARGIN_RIGHT] > 0) {
+					text_ofs.x = size.x - style->get_margin(MARGIN_RIGHT) - font->get_string_size(xl_text).x - _internal_margin[MARGIN_RIGHT] - get_constant("hseparation");
+				} else {
+					text_ofs.x = size.x - style->get_margin(MARGIN_RIGHT) - font->get_string_size(xl_text).x;
+				}
 				text_ofs.y += style->get_offset().y;
 			} break;
 		}
@@ -166,7 +170,11 @@ void Button::_notification(int p_what) {
 			int valign = size.height - style->get_minimum_size().y;
 			if (is_disabled())
 				color_icon.a = 0.4;
-			_icon->draw(ci, style->get_offset() + Point2(0, Math::floor((valign - _icon->get_height()) / 2.0)), color_icon);
+			if (_internal_margin[MARGIN_LEFT] > 0) {
+				_icon->draw(ci, style->get_offset() + Point2(_internal_margin[MARGIN_LEFT] + get_constant("hseparation"), Math::floor((valign - _icon->get_height()) / 2.0)), color_icon);
+			} else {
+				_icon->draw(ci, style->get_offset() + Point2(0, Math::floor((valign - _icon->get_height()) / 2.0)), color_icon);
+			}
 		}
 	}
 }

scene/gui/check_box.cpp

@@ -31,18 +31,54 @@
 
 #include "servers/visual_server.h"
 
+Size2 CheckBox::get_icon_size() const {
+	Ref<Texture> checked = Control::get_icon("checked");
+	Ref<Texture> unchecked = Control::get_icon("unchecked");
+	Ref<Texture> radio_checked = Control::get_icon("radio_checked");
+	Ref<Texture> radio_unchecked = Control::get_icon("radio_unchecked");
+
+	Size2 tex_size = Size2(0, 0);
+	if (!checked.is_null())
+		tex_size = Size2(checked->get_width(), checked->get_height());
+	if (!unchecked.is_null())
+		tex_size = Size2(MAX(tex_size.width, unchecked->get_width()), MAX(tex_size.height, unchecked->get_height()));
+	if (!radio_checked.is_null())
+		tex_size = Size2(MAX(tex_size.width, radio_checked->get_width()), MAX(tex_size.height, radio_checked->get_height()));
+	if (!radio_unchecked.is_null())
+		tex_size = Size2(MAX(tex_size.width, radio_unchecked->get_width()), MAX(tex_size.height, radio_unchecked->get_height()));
+	return tex_size;
+}
+
+Size2 CheckBox::get_minimum_size() const {
+
+	Size2 minsize = Button::get_minimum_size();
+	Size2 tex_size = get_icon_size();
+	minsize.width += tex_size.width;
+	if (get_text().length() > 0) {
+		minsize.width += get_constant("hseparation");
+	}
+	Ref<StyleBox> sb = get_stylebox("normal");
+	minsize.height = MAX(minsize.height, tex_size.height + sb->get_margin(MARGIN_TOP) + sb->get_margin(MARGIN_BOTTOM));
+
+	return minsize;
+}
+
 void CheckBox::_notification(int p_what) {
 
-	if (p_what == NOTIFICATION_DRAW) {
+	if (p_what == NOTIFICATION_THEME_CHANGED) {
+
+		_set_internal_margin(MARGIN_LEFT, get_icon_size().width);
+	} else if (p_what == NOTIFICATION_DRAW) {
 
 		RID ci = get_canvas_item();
 
 		Ref<Texture> on = Control::get_icon(is_radio() ? "radio_checked" : "checked");
 		Ref<Texture> off = Control::get_icon(is_radio() ? "radio_unchecked" : "unchecked");
+		Ref<StyleBox> sb = get_stylebox("normal");
 
 		Vector2 ofs;
-		ofs.x = 0;
-		ofs.y = int((get_size().height - on->get_height()) / 2);
+		ofs.x = sb->get_margin(MARGIN_LEFT);
+		ofs.y = int((get_size().height - get_icon_size().height) / 2);
 
 		if (is_pressed())
 			on->draw(ci, ofs);
@@ -60,6 +96,7 @@ CheckBox::CheckBox(const String &p_text) :
 		Button(p_text) {
 	set_toggle_mode(true);
 	set_text_align(ALIGN_LEFT);
+	_set_internal_margin(MARGIN_LEFT, get_icon_size().width);
 }
 
 CheckBox::~CheckBox() {

scene/gui/check_box.h

@@ -39,6 +39,8 @@ class CheckBox : public Button {
 	GDCLASS(CheckBox, Button);
 
 protected:
+	Size2 get_icon_size() const;
+	Size2 get_minimum_size() const;
 	void _notification(int p_what);
 
 	bool is_radio();

scene/resources/default_theme/default_theme.cpp

@@ -350,15 +350,15 @@ void fill_default_theme(Ref<Theme> &theme, const Ref<Font> &default_font, const
 	// CheckBox
 
 	Ref<StyleBox> cbx_empty = memnew(StyleBoxEmpty);
-	cbx_empty->set_default_margin(MARGIN_LEFT, 22 * scale);
+	cbx_empty->set_default_margin(MARGIN_LEFT, 4 * scale);
 	cbx_empty->set_default_margin(MARGIN_RIGHT, 4 * scale);
 	cbx_empty->set_default_margin(MARGIN_TOP, 4 * scale);
-	cbx_empty->set_default_margin(MARGIN_BOTTOM, 5 * scale);
+	cbx_empty->set_default_margin(MARGIN_BOTTOM, 4 * scale);
 	Ref<StyleBox> cbx_focus = focus;
 	cbx_focus->set_default_margin(MARGIN_LEFT, 4 * scale);
-	cbx_focus->set_default_margin(MARGIN_RIGHT, 22 * scale);
+	cbx_focus->set_default_margin(MARGIN_RIGHT, 4 * scale);
 	cbx_focus->set_default_margin(MARGIN_TOP, 4 * scale);
-	cbx_focus->set_default_margin(MARGIN_BOTTOM, 5 * scale);
+	cbx_focus->set_default_margin(MARGIN_BOTTOM, 4 * scale);
 
 	theme->set_stylebox("normal", "CheckBox", cbx_empty);
 	theme->set_stylebox("pressed", "CheckBox", cbx_empty);