KeyListener.java revision 54b6cfa9a9e5b861a9930af873580d6dc20f773c 
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
17package android.text.method;
18
19import android.view.KeyEvent;
20import android.view.View;
21import android.os.Message;
22import android.text.*;
23import android.widget.TextView;
24
25public interface KeyListener
26{
27    /**
28     * If the key listener wants to handle this key, return true,
29     * otherwise return false and the caller (i.e. the widget host)
30     * will handle the key.
31     */
32    public boolean onKeyDown(View view, Editable text,
33                             int keyCode, KeyEvent event);
34
35    /**
36     * If the key listener wants to handle this key release, return true,
37     * otherwise return false and the caller (i.e. the widget host)
38     * will handle the key.
39     */
40    public boolean onKeyUp(View view, Editable text,
41                           int keyCode, KeyEvent event);
42}
43