1 /* 2 * Copyright (C) 2008 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.example.android.apis.app; 18 19 // Need the following import to get access to the app resources, since this 20 // class is in a sub-package. 21 import android.app.Activity; 22 import android.os.Bundle; 23 import android.view.Window; 24 25 import com.example.android.apis.R; 26 27 /** 28 * <h3>Dialog Activity</h3> 29 * 30 * <p>This demonstrates the how to write an activity that looks like 31 * a pop-up dialog.</p> 32 */ 33 public class DialogActivity extends Activity { 34 /** 35 * Initialization of the Activity after it is first created. Must at least 36 * call {@link android.app.Activity#setContentView setContentView()} to 37 * describe what is to be displayed in the screen. 38 */ 39 @Override onCreate(Bundle savedInstanceState)40 protected void onCreate(Bundle savedInstanceState) { 41 // Be sure to call the super class. 42 super.onCreate(savedInstanceState); 43 44 requestWindowFeature(Window.FEATURE_LEFT_ICON); 45 46 // See assets/res/any/layout/dialog_activity.xml for this 47 // view layout definition, which is being set here as 48 // the content of our screen. 49 setContentView(R.layout.dialog_activity); 50 51 getWindow().setFeatureDrawableResource(Window.FEATURE_LEFT_ICON, 52 android.R.drawable.ic_dialog_alert); 53 } 54 } 55