准备壁纸图片

　　壁纸图片为png格式，位深度24bit，命名为sbc1308_wall**.png（名称可以随意命名），保存到T507_android_SDK源码的以下三个文件夹：

android/frameworks/base/core/res/res/drawable-nodpi/

android/frameworks/base/core/res/res/drawable-sw600dp-nodpi/

android/frameworks/base/core/res/res/drawable-sw720dp-nodpi/

修改Wall**Manager.java

android/frameworks/base/core/java/android/app/Wall**Manager.java

diff --git a/core/java/android/app/Wall**Manager.java b/core/java/android/app/Wall**Manager.java

index 325a54bf..67be96b6 100644

--- a/core/java/android/app/Wall**Manager.java

+++ b/core/java/android/app/Wall**Manager.java

@@ -1874,7 +1874,8 @@ public class Wall**Manager {

return null;

} else {

whichProp = PROP_WALL**;

- defaultResId = com.android.internal.R.drawable.default_wall**;

+ //defaultResId = com.android.internal.R.drawable.default_wall**;

+ defaultResId = com.android.internal.R.drawable.sbc1308_wall**;

}

final String path = SystemProperties.get(whichProp);

if (!TextUtils.isEmpty(path)) {

按照手册重新编译烧写镜像