Fix some bugs with `Window`s

1 files changed, 22 insertions, 6 deletions

diff --git a/scene/main/viewport.cpp b/scene/main/viewport.cpp
index 4dd4c8419c..584fad9648 100644
--- a/scene/main/viewport.cpp
+++ b/scene/main/viewport.cpp
@@ -2498,17 +2498,20 @@ bool Viewport::_sub_windows_forward_input(const Ref<InputEvent> &p_event) {
 			if (gui.subwindow_drag == SUB_WINDOW_DRAG_RESIZE) {
 				Vector2i diff = mm->get_position() - gui.subwindow_drag_from;
 				Size2i min_size = gui.subwindow_focused->get_min_size();
+
+				Size2i min_size_adjusted = min_size;
 				if (gui.subwindow_focused->is_wrapping_controls()) {
 					Size2i cms = gui.subwindow_focused->get_contents_minimum_size();
-					min_size.x = MAX(cms.x, min_size.x);
-					min_size.y = MAX(cms.y, min_size.y);
+					min_size_adjusted.x = MAX(cms.x, min_size.x);
+					min_size_adjusted.y = MAX(cms.y, min_size.y);
 				}
-				min_size.x = MAX(min_size.x, 1);
-				min_size.y = MAX(min_size.y, 1);
+
+				min_size_adjusted.x = MAX(min_size_adjusted.x, 1);
+				min_size_adjusted.y = MAX(min_size_adjusted.y, 1);
 
 				Rect2i r = gui.subwindow_resize_from_rect;
 
-				Size2i limit = r.size - min_size;
+				Size2i limit = r.size - min_size_adjusted;
 
 				switch (gui.subwindow_resize_mode) {
 					case SUB_WINDOW_RESIZE_TOP_LEFT: {
@@ -2563,6 +2566,19 @@ bool Viewport::_sub_windows_forward_input(const Ref<InputEvent> &p_event) {
 					}
 				}
 
+				Size2i max_size = gui.subwindow_focused->get_max_size();
+				if ((max_size.x > 0 || max_size.y > 0) && (max_size.x >= min_size.x && max_size.y >= min_size.y)) {
+					max_size.x = MAX(max_size.x, 1);
+					max_size.y = MAX(max_size.y, 1);
+
+					if (r.size.x > max_size.x) {
+						r.size.x = max_size.x;
+					}
+					if (r.size.y > max_size.y) {
+						r.size.y = max_size.y;
+					}
+				}
+
 				gui.subwindow_focused->_rect_changed_callback(r);
 			}
 
@@ -2600,7 +2616,7 @@ bool Viewport::_sub_windows_forward_input(const Ref<InputEvent> &p_event) {
 					Ref<Texture2D> close_icon = sw.window->get_theme_icon(SNAME("close"));
 
 					Rect2 close_rect;
-					close_rect.position = Vector2(r.position.x + r.size.x - close_v_ofs, r.position.y - close_h_ofs);
+					close_rect.position = Vector2(r.position.x + r.size.x - close_h_ofs, r.position.y - close_v_ofs);
 					close_rect.size = close_icon->get_size();
 
 					if (gui.subwindow_focused != sw.window) {