/* * 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 android.app; import com.android.frameworks.coretests.R; import android.app.Activity; import android.os.Bundle; import android.view.WindowManager; /** *

Fancy Translucent Activity

* *

This demonstrates the how to write an activity that is translucent, * allowing windows underneath to show through, with a fancy * compositing effect.

* *

Demo

* App/Activity/Translucent Fancy * *

Source files

* * * * * * * * * *
src/com/android/samples/app/TranslucentFancyActivity.javaThe Translucent Fancy Screen implementation
/res/any/layout/translucent_background.xmlDefines contents of the screen
*/ public class TranslucentFancyActivity 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); } }