1 /* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package com.android.keyguard; 17 18 import android.content.Context; 19 import android.util.AttributeSet; 20 import android.view.View; 21 import android.widget.LinearLayout; 22 23 /** 24 * A layout that arranges its children into a special type of grid. 25 */ 26 public class KeyguardLinearLayout extends LinearLayout { 27 int mTopChild = 0; 28 KeyguardLinearLayout(Context context)29 public KeyguardLinearLayout(Context context) { 30 this(context, null, 0); 31 } 32 KeyguardLinearLayout(Context context, AttributeSet attrs)33 public KeyguardLinearLayout(Context context, AttributeSet attrs) { 34 this(context, attrs, 0); 35 } 36 KeyguardLinearLayout(Context context, AttributeSet attrs, int defStyle)37 public KeyguardLinearLayout(Context context, AttributeSet attrs, int defStyle) { 38 super(context, attrs, defStyle); 39 } 40 setTopChild(View child)41 public void setTopChild(View child) { 42 int top = indexOfChild(child); 43 mTopChild = top; 44 invalidate(); 45 } 46 } 47