From 67604c960b8e467de980b31e4ee9ea8d025b4d7c Mon Sep 17 00:00:00 2001
From: Jens Arnold <amiconn@rockbox.org>
Date: Mon, 24 Apr 2006 07:14:16 +0000
Subject: [PATCH] Ipods, X5: Proper backlight behaviour on buton unlock.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@9788 a1c6a512-1295-4272-9138-f99709370657
---
 firmware/drivers/button.c | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/firmware/drivers/button.c b/firmware/drivers/button.c
index 3286760aa6..6513fb4a3a 100644
--- a/firmware/drivers/button.c
+++ b/firmware/drivers/button.c
@@ -1212,11 +1212,29 @@ static int button_read(void)
         btn |= BUTTON_ON;
 
 #elif (CONFIG_KEYPAD == IPOD_4G_PAD)
+    static bool hold_button = false;
+
+    /* light handling */
+    if (hold_button && !button_hold())
+    {
+        backlight_on();
+    }
+    hold_button = button_hold();
+
     (void)data;
     /* The int_btn variable is set in the button interrupt handler */
     btn = int_btn;
 
 #elif (CONFIG_KEYPAD == IPOD_3G_PAD)
+    static bool hold_button = false;
+
+    /* light handling */
+    if (hold_button && !button_hold())
+    {
+        backlight_on();
+    }
+    hold_button = button_hold();
+
     (void)data;
     btn = ipod_3g_button_read();
 
@@ -1224,6 +1242,13 @@ static int button_read(void)
     static bool hold_button = false;
     static bool remote_hold_button = false;
 
+    /* light handling */
+    if (hold_button && !button_hold())
+    {
+        backlight_on();
+    }
+    /* TODO: add light handling for the remote */
+    
     hold_button = button_hold();
     remote_hold_button = remote_button_hold();