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/*
* Copyright (C) 2013 DroidDriver committers
*
* 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 io.appium.droiddriver.instrumentation;
import android.app.Activity;
import android.app.Instrumentation;
import android.os.SystemClock;
import android.util.Log;
import android.view.View;
import io.appium.droiddriver.actions.InputInjector;
import io.appium.droiddriver.base.BaseDroidDriver;
import io.appium.droiddriver.base.DroidDriverContext;
import io.appium.droiddriver.exceptions.NoRunningActivityException;
import io.appium.droiddriver.util.ActivityUtils;
import io.appium.droiddriver.util.InstrumentationUtils;
import io.appium.droiddriver.util.Logs;
import java.util.List;
import java.util.concurrent.Callable;
/** Implementation of DroidDriver that is driven via instrumentation. */
public class InstrumentationDriver extends BaseDroidDriver<View, ViewElement> {
private static final Callable<View> FIND_ROOT_VIEW =
new Callable<View>() {
@Override
public View call() {
InstrumentationUtils.checkMainThread();
Activity runningActivity = ActivityUtils.getRunningActivityNoWait();
if (runningActivity == null) {
// runningActivity changed since last call!
return null;
}
List<View> views = RootFinder.getRootViews();
if (views.size() > 1) {
Logs.log(Log.VERBOSE, "views.size()=" + views.size());
for (View view : views) {
if (view.hasWindowFocus()) {
return view;
}
}
}
// Fall back to DecorView.
// TODO(kjin): Should wait until a view hasWindowFocus?
return runningActivity.getWindow().getDecorView();
}
};
private final DroidDriverContext<View, ViewElement> context;
private final InputInjector injector;
private final InstrumentationUiDevice uiDevice;
public InstrumentationDriver(Instrumentation instrumentation) {
context = new DroidDriverContext<View, ViewElement>(instrumentation, this);
injector = new InstrumentationInputInjector(instrumentation);
uiDevice = new InstrumentationUiDevice(context);
}
@Override
public InputInjector getInjector() {
return injector;
}
@Override
protected ViewElement newRootElement() {
return context.newRootElement(findRootView());
}
@Override
protected ViewElement newUiElement(View rawElement, ViewElement parent) {
return new ViewElement(context, rawElement, parent);
}
private View findRootView() {
long timeoutMillis = getPoller().getTimeoutMillis();
long end = SystemClock.uptimeMillis() + timeoutMillis;
while (true) {
long remainingMillis = end - SystemClock.uptimeMillis();
if (remainingMillis < 0) {
throw new NoRunningActivityException(
String.format("Cannot find the running activity after %d milliseconds", timeoutMillis));
}
if (ActivityUtils.getRunningActivity(remainingMillis) != null) {
View view = InstrumentationUtils.runOnMainSyncWithTimeout(FIND_ROOT_VIEW);
if (view != null) {
return view;
}
}
}
}
@Override
public InstrumentationUiDevice getUiDevice() {
return uiDevice;
}
}
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