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| 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 package org.chromium.chrome.browser.payments.ui; |
| 6 |
| 7 import android.content.Context; |
| 8 import android.util.AttributeSet; |
| 9 import android.widget.GridView; |
| 10 |
| 11 /** |
| 12 * This class is a customized GridView which draws items in multiple lines autom
atically. |
| 13 */ |
| 14 public class ExpandableGridView extends GridView { |
| 15 /** Constructor for when the gridview is inflated from XML. */ |
| 16 public ExpandableGridView(Context context, AttributeSet attrs) { |
| 17 super(context, attrs); |
| 18 } |
| 19 |
| 20 @Override |
| 21 public void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { |
| 22 // GridView does not work well in a ScrollView when it uses WRAP_CONTENT
. |
| 23 // Instead, force it to use AT_MOST. |
| 24 // https://stackoverflow.com/questions/4523609/grid-of-images-inside-scr
ollview |
| 25 final int heightSize = MeasureSpec.getSize(heightMeasureSpec); |
| 26 int heightSpec; |
| 27 if (getLayoutParams().height == LayoutParams.WRAP_CONTENT) { |
| 28 heightSpec = MeasureSpec.makeMeasureSpec(heightSize, MeasureSpec.AT_
MOST); |
| 29 } else { |
| 30 heightSpec = heightMeasureSpec; |
| 31 } |
| 32 |
| 33 super.onMeasure(widthMeasureSpec, heightSpec); |
| 34 } |
| 35 } |
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