1 /*
2  * Copyright (C) 2007 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.view;
18 
19 import com.example.android.apis.R;
20 
21 import android.app.Activity;
22 import android.app.Dialog;
23 import android.app.ProgressDialog;
24 import android.os.Bundle;
25 import android.view.View;
26 import android.widget.Button;
27 
28 /**
29  * Demonstrates the use of progress dialogs.  Uses {@link Activity#onCreateDialog}
30  * and {@link Activity#showDialog} to ensure the dialogs will be properly saved
31  * and restored.
32  */
33 public class ProgressBar3 extends Activity {
34 
35     ProgressDialog mDialog1;
36     ProgressDialog mDialog2;
37 
38     private static final int DIALOG1_KEY = 0;
39     private static final int DIALOG2_KEY = 1;
40 
41 
42     @Override
onCreate(Bundle savedInstanceState)43     protected void onCreate(Bundle savedInstanceState) {
44         super.onCreate(savedInstanceState);
45 
46         setContentView(R.layout.progressbar_3);
47 
48         Button button = (Button) findViewById(R.id.showIndeterminate);
49         button.setOnClickListener(new View.OnClickListener() {
50             public void onClick(View v) {
51                 showDialog(DIALOG1_KEY);
52             }
53         });
54 
55         button = (Button) findViewById(R.id.showIndeterminateNoTitle);
56         button.setOnClickListener(new View.OnClickListener() {
57             public void onClick(View v) {
58                 showDialog(DIALOG2_KEY);
59             }
60         });
61     }
62 
63     @Override
onCreateDialog(int id)64     protected Dialog onCreateDialog(int id) {
65         switch (id) {
66             case DIALOG1_KEY: {
67                 ProgressDialog dialog = new ProgressDialog(this);
68                 dialog.setTitle("Indeterminate");
69                 dialog.setMessage("Please wait while loading...");
70                 dialog.setIndeterminate(true);
71                 dialog.setCancelable(true);
72                 return dialog;
73             }
74             case DIALOG2_KEY: {
75                 ProgressDialog dialog = new ProgressDialog(this);
76                 dialog.setMessage("Please wait while loading...");
77                 dialog.setIndeterminate(true);
78                 dialog.setCancelable(true);
79                 return dialog;
80             }
81         }
82         return null;
83     }
84 }
85