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      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 
     31     public FullHeightLinearLayout(Context context) {
     32         super(context);
     33     }
     34 
     35     public FullHeightLinearLayout(Context context, AttributeSet attrs) {
     36         super(context, attrs);
     37     }
     38 
     39     public FullHeightLinearLayout(Context context, AttributeSet attrs, int defStyle) {
     40         super(context, attrs, defStyle);
     41     }
     42 
     43     @Override
     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