From ca1ca6c7df00918db594c0ca95fd1b8bcaa58ac4 Mon Sep 17 00:00:00 2001
From: Saracen <SaracenOne@gmail.com>
Date: Thu, 17 Mar 2016 23:10:09 +0000
Subject: [PATCH] Fix cursor getting locked on tree control if tree is cleared
 while modifying numerical element.

(cherry picked from commit 44fe74bfc3df6ac8251ebc4b678c99a7ad122dbb)
---
 scene/gui/tree.cpp | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/scene/gui/tree.cpp b/scene/gui/tree.cpp
index f793bbe3c64..554fd932dbd 100644
--- a/scene/gui/tree.cpp
+++ b/scene/gui/tree.cpp
@@ -2743,6 +2743,15 @@ void Tree::clear() {
 		ERR_FAIL_COND(blocked>0);
 	}
 
+	if (pressing_for_editor) {
+		if (range_drag_enabled) {
+			range_drag_enabled = false;
+			Input::get_singleton()->set_mouse_mode(Input::MOUSE_MODE_VISIBLE);
+			warp_mouse(range_drag_capture_pos);
+		}
+		pressing_for_editor = false;
+	}
+
 	if (root) {
 		memdelete( root );
 		root = NULL;
@@ -2752,7 +2761,6 @@ void Tree::clear() {
 	edited_item=NULL;
 	popup_edited_item=NULL;
 	selected_item=NULL;
-	pressing_for_editor=false;
 
 	update();
 };