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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.google.android.example.locktasktests;
import android.app.Activity;
import android.app.ActivityManager;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import android.os.Looper;
import android.view.View;
import android.widget.EditText;
public class LaunchActivity extends Activity {
Runnable mBackgroundPolling;
boolean mRunning;
Handler mHandler;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_launch);
mBackgroundPolling = new Runnable() {
@Override
public void run() {
if (!mRunning) {
return;
}
ActivityManager activityManager =
(ActivityManager) getSystemService(Context.ACTIVITY_SERVICE);
final int color = activityManager.getLockTaskModeState() !=
ActivityManager.LOCK_TASK_MODE_NONE ? 0xFFFFC0C0 : 0xFFFFFFFF;
findViewById(R.id.root_launch).setBackgroundColor(color);
mHandler.postDelayed(this, 1000);
}
};
mHandler = new Handler(Looper.getMainLooper());
}
@Override
public void onResume() {
super.onResume();
mRunning = true;
mBackgroundPolling.run();
}
@Override
public void onPause() {
super.onPause();
mRunning = false;
}
public void onTryLock(View view) {
startLockTask();
}
public void onTryUnlock(View view) {
stopLockTask();
}
public void onLaunchMain(View view) {
Intent intent = new Intent(this, MainActivity.class);
startActivity(intent);
}
}
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