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/*
* Copyright (C) 2015 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.tv.tuner.setup;
import android.app.FragmentManager;
import android.os.AsyncTask;
import android.view.KeyEvent;
import com.android.tv.tuner.TunerHal;
/** An activity that serves tuner setup process. */
public class LiveTvTunerSetupActivity extends BaseTunerSetupActivity {
private static final String TAG = "LiveTvTunerSetupActivity";
@Override
protected void executeGetTunerTypeAndCountAsyncTask() {
new AsyncTask<Void, Void, Integer>() {
@Override
protected Integer doInBackground(Void... arg0) {
return TunerHal.getTunerTypeAndCount(LiveTvTunerSetupActivity.this).first;
}
@Override
protected void onPostExecute(Integer result) {
if (!LiveTvTunerSetupActivity.this.isDestroyed()) {
mTunerType = result;
if (result == null) {
finish();
} else if (!mActivityStopped) {
showInitialFragment();
} else {
mPendingShowInitialFragment = true;
}
}
}
}.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR);
}
@Override
public boolean onKeyUp(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK) {
FragmentManager manager = getFragmentManager();
int count = manager.getBackStackEntryCount();
if (count > 0) {
String lastTag = manager.getBackStackEntryAt(count - 1).getName();
if (ScanResultFragment.class.getCanonicalName().equals(lastTag) && count >= 2) {
String secondLastTag = manager.getBackStackEntryAt(count - 2).getName();
if (ScanFragment.class.getCanonicalName().equals(secondLastTag)) {
// Pops fragment including ScanFragment.
manager.popBackStack(
secondLastTag, FragmentManager.POP_BACK_STACK_INCLUSIVE);
return true;
}
} else if (ScanFragment.class.getCanonicalName().equals(lastTag)) {
mLastScanFragment.finishScan(true);
return true;
}
}
}
return super.onKeyUp(keyCode, event);
}
}
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