/* * Copyright (C) 2007 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.example.android.apis.app; // Need the following import to get access to the app resources, since this // class is in a sub-package. import com.example.android.apis.R; import android.app.Activity; import android.os.Bundle; import android.view.WindowManager; /** *
This demonstrates the how to write an activity that is translucent, * allowing windows underneath to show through, with a fancy blur * compositing effect.
*/ public class TranslucentBlurActivity extends Activity { /** * Initialization of the Activity after it is first created. Must at least * call {@link android.app.Activity#setContentView setContentView()} to * describe what is to be displayed in the screen. */ @Override protected void onCreate(Bundle icicle) { // Be sure to call the super class. super.onCreate(icicle); // Have the system blur any windows behind this one. getWindow().setFlags(WindowManager.LayoutParams.FLAG_BLUR_BEHIND, WindowManager.LayoutParams.FLAG_BLUR_BEHIND); // See assets/res/any/layout/translucent_background.xml for this // view layout definition, which is being set here as // the content of our screen. setContentView(R.layout.translucent_background); } }