1 /*
2  * Copyright (C) 2006 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.android.internal.telephony;
18 
19 /**
20  * {@hide}
21  */
22 public interface MmiCode
23 {
24 	/**
25 	 * {@hide}
26 	 */
27     public enum State {
28         PENDING,
29         CANCELLED,
30         COMPLETE,
31         FAILED
32     }
33 
34 
35     /**
36      * @return Current state of MmiCode request
37      */
getState()38     public State getState();
39 
40     /**
41      * @return Localized message for UI display, valid only in COMPLETE
42      * or FAILED states. null otherwise
43      */
44 
getMessage()45     public CharSequence getMessage();
46 
47     /**
48      * @return Phone associated with the MMI/USSD message
49      */
getPhone()50     public Phone getPhone();
51 
52     /**
53      * Cancels pending MMI request.
54      * State becomes CANCELLED unless already COMPLETE or FAILED
55      */
cancel()56     public void cancel();
57 
58     /**
59      * @return true if the network response is a REQUEST for more user input.
60      */
isUssdRequest()61     public boolean isUssdRequest();
62 
63     /**
64      * @return true if an outstanding request can be canceled.
65      */
isCancelable()66     public boolean isCancelable();
67 }
68