src/com/android/tv/receiver/GlobalKeyReceiver.java

/*
 * 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.media.tv.TvContract;
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";

    @Override
    public void onReceive(Context context, Intent intent) {
        TvApplication.setCurrentRunningProcess(context, true);
        if (ACTION_GLOBAL_BUTTON.equals(intent.getAction())) {
            KeyEvent event = intent.getParcelableExtra(Intent.EXTRA_KEY_EVENT);
            if (DEBUG) Log.d(TAG, "onReceive: " + event);
            int keyCode = event.getKeyCode();
            int action = event.getAction();
            if (action == KeyEvent.ACTION_UP) {
                switch (keyCode) {
                    case KeyEvent.KEYCODE_GUIDE:
                        context.startActivity(
                                new Intent(Intent.ACTION_VIEW, TvContract.Programs.CONTENT_URI));
                        break;
                    case KeyEvent.KEYCODE_TV:
                        ((TvApplication) context.getApplicationContext()).handleTvKey();
                        break;
                    case KeyEvent.KEYCODE_TV_INPUT:
                        ((TvApplication) context.getApplicationContext()).handleTvInputKey();
                        break;
                    default:
                        // Do nothing
                        break;
                }
            }
        }
    }
}