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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.receiver;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.os.AsyncTask;
import android.provider.Settings;
import android.util.Log;
import android.view.KeyEvent;
import com.android.tv.TvApplication;
/**
* Handles global keys.
*/
public class GlobalKeyReceiver extends BroadcastReceiver {
private static final boolean DEBUG = false;
private static final String TAG = "GlobalKeyReceiver";
private static final String ACTION_GLOBAL_BUTTON = "android.intent.action.GLOBAL_BUTTON";
// Settings.Secure.USER_SETUP_COMPLETE is hidden.
private static final String SETTINGS_USER_SETUP_COMPLETE = "user_setup_complete";
private static long sLastEventTime;
private static boolean sUserSetupComplete;
@Override
public void onReceive(Context context, Intent intent) {
if (!TvApplication.getSingletons(context).getTvInputManagerHelper().hasTvInputManager()) {
Log.wtf(TAG, "Stopping because device does not have a TvInputManager");
return;
}
TvApplication.setCurrentRunningProcess(context, true);
Context appContext = context.getApplicationContext();
if (DEBUG) Log.d(TAG, "onReceive: " + intent);
if (sUserSetupComplete) {
handleIntent(appContext, intent);
} else {
new AsyncTask<Void, Void, Boolean>() {
@Override
protected Boolean doInBackground(Void... params) {
return Settings.Secure.getInt(appContext.getContentResolver(),
SETTINGS_USER_SETUP_COMPLETE, 0) != 0;
}
@Override
protected void onPostExecute(Boolean setupComplete) {
if (DEBUG) Log.d(TAG, "Is setup complete: " + setupComplete);
sUserSetupComplete = setupComplete;
if (sUserSetupComplete) {
handleIntent(appContext, intent);
}
}
}.execute();
}
}
private void handleIntent(Context appContext, Intent intent) {
if (ACTION_GLOBAL_BUTTON.equals(intent.getAction())) {
KeyEvent event = intent.getParcelableExtra(Intent.EXTRA_KEY_EVENT);
if (DEBUG) Log.d(TAG, "handleIntent: " + event);
int keyCode = event.getKeyCode();
int action = event.getAction();
long eventTime = event.getEventTime();
if (action == KeyEvent.ACTION_UP && sLastEventTime != eventTime) {
// Workaround for b/23947504, the same key event may be sent twice, filter it.
sLastEventTime = eventTime;
switch (keyCode) {
case KeyEvent.KEYCODE_GUIDE:
((TvApplication) appContext).handleGuideKey();
break;
case KeyEvent.KEYCODE_TV:
((TvApplication) appContext).handleTvKey();
break;
case KeyEvent.KEYCODE_TV_INPUT:
((TvApplication) appContext).handleTvInputKey();
break;
default:
// Do nothing
break;
}
}
}
}
}
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