mirror of
https://github.com/LawnchairLauncher/lawnchair.git
synced 2026-03-05 02:16:49 +00:00
4a48a988c8
> Making all methods as default > Removing obsolete logic around synchronous binding > Removing some UI dependencies from bind callbacks Bug: 187353581 Test: Manual Change-Id: I0d2bbb060af2cab7c64541d7695055629dfaf0b8
102 lines
3.4 KiB
Java
102 lines
3.4 KiB
Java
/*
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* Copyright (C) 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.launcher3.util;
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import static android.view.View.MeasureSpec.EXACTLY;
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import static android.view.View.MeasureSpec.makeMeasureSpec;
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import static com.android.launcher3.Utilities.createHomeIntent;
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import android.app.Activity;
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import android.content.Context;
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import android.content.Intent;
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import android.content.pm.ResolveInfo;
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import android.graphics.Point;
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import android.view.View;
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import android.view.WindowManager;
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import com.android.launcher3.Launcher;
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import org.robolectric.Robolectric;
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import org.robolectric.RuntimeEnvironment;
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import org.robolectric.android.controller.ActivityController;
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import org.robolectric.shadows.ShadowLooper;
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import org.robolectric.util.ReflectionHelpers;
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import java.util.List;
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/**
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* Utility class to help manage Launcher UI and related objects for test.
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*/
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public class LauncherUIHelper {
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/**
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* Returns the class name for the Launcher activity as defined in the manifest
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*/
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public static String getLauncherClassName() {
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Context context = RuntimeEnvironment.application;
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Intent homeIntent = createHomeIntent().setPackage(context.getPackageName());
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List<ResolveInfo> launchers = context.getPackageManager()
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.queryIntentActivities(homeIntent, 0);
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if (launchers.size() != 1) {
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return null;
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}
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return launchers.get(0).activityInfo.name;
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}
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/**
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* Returns an activity controller for Launcher activity defined in the manifest
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*/
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public static <T extends Launcher> ActivityController<T> buildLauncher() {
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try {
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Class<T> tClass = (Class<T>) Class.forName(getLauncherClassName());
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return Robolectric.buildActivity(tClass);
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} catch (Exception e) {
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throw new RuntimeException(e);
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}
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}
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/**
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* Creates and binds a Launcher activity defined in the manifest.
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* Note that the model must be bound before calling this
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*/
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public static <T extends Launcher> T buildAndBindLauncher() {
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ActivityController<T> controller = buildLauncher();
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T launcher = controller.setup().get();
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doLayout(launcher);
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ViewOnDrawExecutor executor = ReflectionHelpers.getField(launcher, "mPendingExecutor");
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if (executor != null) {
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executor.markCompleted();
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}
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return launcher;
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}
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/**
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* Performs a measure and layout pass for the given activity
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*/
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public static void doLayout(Activity activity) {
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Point size = new Point();
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RuntimeEnvironment.application.getSystemService(WindowManager.class)
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.getDefaultDisplay().getSize(size);
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View view = activity.getWindow().getDecorView();
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view.measure(makeMeasureSpec(size.x, EXACTLY), makeMeasureSpec(size.y, EXACTLY));
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view.layout(0, 0, size.x, size.y);
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ShadowLooper.idleMainLooper();
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}
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}
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