// Copyright 2015 The Project Buendia Authors // // Licensed under the Apache License, Version 2.0 (the "License"); you may not // use this file except in compliance with the License. You may obtain a copy // of the License at: http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software distrib- // uted under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES // OR CONDITIONS OF ANY KIND, either express or implied. See the License for // specific language governing permissions and limitations under the License. package org.projectbuendia.client.widgets; import android.content.Context; import android.util.AttributeSet; import android.widget.GridView; /** * A {@link GridView} that shows all its children when given unbounded space, so it can exist * sensibly in a {@link android.widget.ScrollView}. */ public class ScrollViewCompatibleGridView extends GridView { public ScrollViewCompatibleGridView(Context context) { super(context); } public ScrollViewCompatibleGridView(Context context, AttributeSet attrs) { super(context, attrs); } public ScrollViewCompatibleGridView(Context context, AttributeSet attrs, int defStyleAttr) { super(context, attrs, defStyleAttr); } @Override protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { if (MeasureSpec.getMode(heightMeasureSpec) == MeasureSpec.UNSPECIFIED) { // This number would normally be negative, but because makeMeasureSpec masks off the // most significant bits to store the mode, it ends up being the largest possible number // that we can provide heightMeasureSpec = MeasureSpec.makeMeasureSpec(0xFFFFFFFF, MeasureSpec.AT_MOST); } super.onMeasure(widthMeasureSpec, heightMeasureSpec); } }