1 /*
2  * Copyright (C) 2010 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 
17 package com.android.contacts.widget;
18 
19 import android.content.Context;
20 import android.util.AttributeSet;
21 import android.widget.LinearLayout;
22 
23 /**
24  * A custom layout for dialogs that need to be stretched to the full height of the screen.
25  * It overrides the height measure specification to ignore "wrap_content" and
26  * do "match_parent" instead.  The "wrap_content" part is hard-coded in the framework
27  * implementation of the dialog theme.
28  */
29 public final class FullHeightLinearLayout extends LinearLayout {
30 
FullHeightLinearLayout(Context context)31     public FullHeightLinearLayout(Context context) {
32         super(context);
33     }
34 
FullHeightLinearLayout(Context context, AttributeSet attrs)35     public FullHeightLinearLayout(Context context, AttributeSet attrs) {
36         super(context, attrs);
37     }
38 
FullHeightLinearLayout(Context context, AttributeSet attrs, int defStyle)39     public FullHeightLinearLayout(Context context, AttributeSet attrs, int defStyle) {
40         super(context, attrs, defStyle);
41     }
42 
43     @Override
onMeasure(int widthMeasureSpec, int heightMeasureSpec)44     protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
45         if (MeasureSpec.getMode(heightMeasureSpec) == MeasureSpec.AT_MOST) {
46             heightMeasureSpec = MeasureSpec.makeMeasureSpec(
47                     MeasureSpec.getSize(heightMeasureSpec), MeasureSpec.EXACTLY);
48         }
49         super.onMeasure(widthMeasureSpec, heightMeasureSpec);
50     }
51 }
52