SearchEditText.java revision a00bada00bff4a58436a39472ab14ccb7a8f619d 
1/*
2 * Copyright (C) 2014 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
5 * in compliance with the License. You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software distributed under the License
10 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
11 * or implied. See the License for the specific language governing permissions and limitations under
12 * the License.
13 */
14package android.support.v17.leanback.widget;
15
16import android.content.Context;
17import android.support.v17.leanback.R;
18import android.util.AttributeSet;
19import android.util.Log;
20import android.view.KeyEvent;
21import android.widget.EditText;
22
23/**
24 * EditText widget that monitors keyboard changes.
25 */
26public class SearchEditText extends StreamingTextView {
27    private static final String TAG = SearchEditText.class.getSimpleName();
28    private static final boolean DEBUG = false;
29
30    /**
31     * Interface for receiving notification when the keyboard is dismissed.
32     */
33    public interface OnKeyboardDismissListener {
34        /**
35         * Method invoked when the keyboard is dismissed.
36         */
37        public void onKeyboardDismiss();
38    }
39
40    private OnKeyboardDismissListener mKeyboardDismissListener;
41
42    public SearchEditText(Context context) {
43        this(context, null);
44    }
45
46    public SearchEditText(Context context, AttributeSet attrs) {
47        this(context, attrs, R.style.TextAppearance_Leanback_SearchTextEdit);
48    }
49
50    public SearchEditText(Context context, AttributeSet attrs, int defStyle) {
51        super(context, attrs, defStyle);
52    }
53
54    @Override
55    public boolean onKeyPreIme(int keyCode, KeyEvent event) {
56        if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) {
57            if (DEBUG) Log.v(TAG, "Keyboard being dismissed");
58            mKeyboardDismissListener.onKeyboardDismiss();
59            return false;
60        }
61        return super.onKeyPreIme(keyCode, event);
62    }
63
64    /**
65     * Sets a keyboard dismissed listener.
66     *
67     * @param listener The listener.
68     */
69    public void setOnKeyboardDismissListener(OnKeyboardDismissListener listener) {
70        mKeyboardDismissListener = listener;
71    }
72}
73