From 80b6507071ffd65f4ed397b7994482229fb303e0 Mon Sep 17 00:00:00 2001
From: volzhs <volzhs@gmail.com>
Date: Sat, 5 Nov 2016 02:34:19 +0900
Subject: [PATCH] Fix updating value of SpinBox with prefix

---
 scene/gui/spin_box.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/scene/gui/spin_box.cpp b/scene/gui/spin_box.cpp
index 98e1a32aef..9417c25424 100644
--- a/scene/gui/spin_box.cpp
+++ b/scene/gui/spin_box.cpp
@@ -51,7 +51,10 @@ void SpinBox::_text_entered(const String& p_string) {
 
 	//if (!p_string.is_numeric())
 	//	return;
-	set_val( p_string.to_double() );
+	String value = p_string;
+	if (prefix!="" && p_string.begins_with(prefix))
+		value = p_string.substr(prefix.length(), p_string.length()-prefix.length());
+	set_val( value.to_double() );
 	_value_changed(0);
 }