From 9ba598f94f0e51cd541361acb63ad013d11198bf Mon Sep 17 00:00:00 2001
From: kleonc <9283098+kleonc@users.noreply.github.com>
Date: Sat, 28 May 2022 01:10:48 +0200
Subject: [PATCH] Allow changing `exclusive` of already popped up Popup

---
 scene/gui/control.cpp | 5 +++++
 scene/gui/control.h   | 1 +
 scene/gui/popup.cpp   | 3 +++
 3 files changed, 9 insertions(+)

diff --git a/scene/gui/control.cpp b/scene/gui/control.cpp
index 2d608195eb4..07cb77ae15a 100644
--- a/scene/gui/control.cpp
+++ b/scene/gui/control.cpp
@@ -2051,6 +2051,11 @@ void Control::show_modal(bool p_exclusive) {
 	data.modal_frame = Engine::get_singleton()->get_frames_drawn();
 }
 
+void Control::set_modal_exclusive(bool p_exclusive) {
+	ERR_FAIL_NULL_MSG(data.MI, "Modal exclusive can be set only if the Control is already shown as modal.");
+	data.modal_exclusive = p_exclusive;
+}
+
 void Control::_modal_set_prev_focus_owner(ObjectID p_prev) {
 	data.modal_prev_focus_owner = p_prev;
 }
diff --git a/scene/gui/control.h b/scene/gui/control.h
index 41dbfe49c3f..0a0d33665cc 100644
--- a/scene/gui/control.h
+++ b/scene/gui/control.h
@@ -250,6 +250,7 @@ protected:
 	virtual void remove_child_notify(Node *p_child);
 
 	//virtual void _window_gui_input(InputEvent p_event);
+	void set_modal_exclusive(bool p_exclusive);
 
 	bool _set(const StringName &p_name, const Variant &p_value);
 	bool _get(const StringName &p_name, Variant &r_ret) const;
diff --git a/scene/gui/popup.cpp b/scene/gui/popup.cpp
index 13afd25c4ea..6845041ad19 100644
--- a/scene/gui/popup.cpp
+++ b/scene/gui/popup.cpp
@@ -194,6 +194,9 @@ void Popup::_popup(const Rect2 &p_bounds, const bool p_centered) {
 
 void Popup::set_exclusive(bool p_exclusive) {
 	exclusive = p_exclusive;
+	if (popped_up) {
+		set_modal_exclusive(exclusive);
+	}
 }
 
 bool Popup::is_exclusive() const {