From db9aee2bebf410ed9e4d44b1fae35a27de40289f Mon Sep 17 00:00:00 2001
From: Simon Howard
Date: Tue, 29 Apr 2014 01:09:07 -0400
Subject: setup: Allow backspace or del to clear controls.

Backspace or delete clears other input boxes; make it do the same for
keyboard, mouse and joystick inputs.
---
 src/setup/txt_joybinput.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'src/setup/txt_joybinput.c')

diff --git a/src/setup/txt_joybinput.c b/src/setup/txt_joybinput.c
index 4e41f3fd..f431690b 100644
--- a/src/setup/txt_joybinput.c
+++ b/src/setup/txt_joybinput.c
@@ -161,11 +161,11 @@ static void TXT_JoystickInputDestructor(TXT_UNCAST_ARG(joystick_input))
 {
 }
 
-static int TXT_JoystickInputKeyPress(TXT_UNCAST_ARG(joystick_input), int joystick)
+static int TXT_JoystickInputKeyPress(TXT_UNCAST_ARG(joystick_input), int key)
 {
     TXT_CAST_ARG(txt_joystick_input_t, joystick_input);
 
-    if (joystick == KEY_ENTER)
+    if (key == KEY_ENTER)
     {
         // Open a window to prompt for the new joystick press
 
@@ -174,6 +174,11 @@ static int TXT_JoystickInputKeyPress(TXT_UNCAST_ARG(joystick_input), int joystic
         return 1;
     }
 
+    if (key == KEY_BACKSPACE || key == KEY_DEL)
+    {
+        *joystick_input->variable = -1;
+    }
+
     return 0;
 }
 
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