CustomDate.java package com.android.layoutlib.test.myapplication public com.android.layoutlib.test.myapplication.CustomDate extends android.widget.DatePicker { public void(android.content.Context) android.content.Context context public void (android.content.Context, android.util.AttributeSet) android.content.Context context android.util.AttributeSet attrs public void (android.content.Context, android.util.AttributeSet, int) android.content.Context context android.util.AttributeSet attrs int defStyleAttr public void (android.content.Context, android.util.AttributeSet, int, int) android.content.Context context android.util.AttributeSet attrs int defStyleAttr int defStyleRes private void init () }