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/*
* Copyright (C) 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 com.android.launcher3.tapl;
import android.support.annotation.NonNull;
import android.support.test.uiautomator.BySelector;
import android.support.test.uiautomator.Direction;
import android.support.test.uiautomator.UiObject2;
/**
* Operations on AllApps opened from Home.
*/
public final class AllAppsFromHome {
private static final int MAX_SCROLL_ATTEMPTS = 40;
private static final int MIN_INTERACT_SIZE = 100;
private static final int FLING_SPEED = 12000;
private final Launcher mLauncher;
private final int mHeight;
AllAppsFromHome(Launcher launcher) {
mLauncher = launcher;
final UiObject2 allAppsContainer = assertState();
mHeight = allAppsContainer.getVisibleBounds().height();
}
/**
* Asserts that we are in all apps.
*
* @return All apps container.
*/
@NonNull
private UiObject2 assertState() {
return mLauncher.assertState(Launcher.State.ALL_APPS);
}
/**
* Finds an icon. Fails if the icon doesn't exist. Scrolls the app list when needed to make
* sure the icon is visible.
*
* @param appName name of the app.
* @return The app.
*/
@NonNull
public AppIcon getAppIcon(String appName) {
final UiObject2 allAppsContainer = assertState();
final BySelector appIconSelector = AppIcon.getAppIconSelector(appName);
if (!allAppsContainer.hasObject(appIconSelector)) {
scrollBackToBeginning();
int attempts = 0;
while (!allAppsContainer.hasObject(appIconSelector) &&
allAppsContainer.scroll(Direction.DOWN, 0.8f)) {
mLauncher.assertTrue("Exceeded max scroll attempts: " + MAX_SCROLL_ATTEMPTS,
++attempts <= MAX_SCROLL_ATTEMPTS);
assertState();
}
}
assertState();
final UiObject2 appIcon = mLauncher.getObjectInContainer(allAppsContainer, appIconSelector);
ensureIconVisible(appIcon, allAppsContainer);
return new AppIcon(mLauncher, appIcon);
}
private void scrollBackToBeginning() {
final UiObject2 allAppsContainer = assertState();
int attempts = 0;
allAppsContainer.setGestureMargins(5, 500, 5, 5);
while (allAppsContainer.scroll(Direction.UP, 0.5f)) {
mLauncher.waitForIdle();
assertState();
mLauncher.assertTrue("Exceeded max scroll attempts: " + MAX_SCROLL_ATTEMPTS,
++attempts <= MAX_SCROLL_ATTEMPTS);
}
mLauncher.waitForIdle();
assertState();
}
private void ensureIconVisible(UiObject2 appIcon, UiObject2 allAppsContainer) {
final int appHeight = appIcon.getVisibleBounds().height();
if (appHeight < MIN_INTERACT_SIZE) {
// Try to figure out how much percentage of the container needs to be scrolled in order
// to reveal the app icon to have the MIN_INTERACT_SIZE
final float pct = Math.max(((float) (MIN_INTERACT_SIZE - appHeight)) / mHeight, 0.2f);
allAppsContainer.scroll(Direction.DOWN, pct);
mLauncher.waitForIdle();
assertState();
}
}
/**
* Flings forward (down) and waits the fling's end.
*/
public void flingForward() {
final UiObject2 allAppsContainer = assertState();
// Start the gesture in the center to avoid starting at elements near the top.
allAppsContainer.setGestureMargins(0, 0, 0, mHeight / 2);
allAppsContainer.fling(Direction.DOWN, FLING_SPEED);
assertState();
}
/**
* Flings backward (up) and waits the fling's end.
*/
public void flingBackward() {
final UiObject2 allAppsContainer = assertState();
// Start the gesture in the center, for symmetry with forward.
allAppsContainer.setGestureMargins(0, mHeight / 2, 0, 0);
allAppsContainer.fling(Direction.UP, FLING_SPEED);
assertState();
}
/**
* Gets the UI object for AllApps.
* Used by NexusLauncherStrategy.openAllApps(). No one else should use it.
*
* @return container object.
*/
@Deprecated
@NonNull
public UiObject2 getObjectDeprecated() {
return assertState();
}
}
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