| /* |
| * Copyright 2018 The Android Open Source Project |
| * |
| * 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 |
| * distributed 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 the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package androidx.gridlayout.widget; |
| |
| import static org.hamcrest.CoreMatchers.equalTo; |
| import static org.junit.Assert.assertThat; |
| |
| import android.content.Context; |
| import android.util.AttributeSet; |
| import android.widget.FrameLayout; |
| |
| import androidx.annotation.NonNull; |
| import androidx.annotation.Nullable; |
| |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| |
| public class TestContentView extends FrameLayout { |
| |
| private CountDownLatch mLayoutCountDownLatch; |
| |
| public TestContentView(@NonNull Context context) { |
| super(context); |
| } |
| |
| public TestContentView(@NonNull Context context, |
| @Nullable AttributeSet attrs) { |
| super(context, attrs); |
| } |
| |
| public TestContentView(@NonNull Context context, @Nullable AttributeSet attrs, |
| int defStyleAttr) { |
| super(context, attrs, defStyleAttr); |
| } |
| |
| @SuppressWarnings("unused") |
| public TestContentView(@NonNull Context context, @Nullable AttributeSet attrs, int defStyleAttr, |
| int defStyleRes) { |
| super(context, attrs, defStyleAttr, defStyleRes); |
| } |
| |
| public void expectLayouts(int count) { |
| mLayoutCountDownLatch = new CountDownLatch(count); |
| } |
| |
| @SuppressWarnings("SameParameterValue") |
| public void awaitLayouts(int seconds) throws InterruptedException { |
| assertThat(mLayoutCountDownLatch.await(seconds, TimeUnit.SECONDS), equalTo(true)); |
| } |
| |
| @Override |
| protected void onLayout(boolean changed, int left, int top, int right, int bottom) { |
| super.onLayout(changed, left, top, right, bottom); |
| if (mLayoutCountDownLatch != null) { |
| mLayoutCountDownLatch.countDown(); |
| } |
| } |
| } |