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;
21
22/**
23 * EditText widget that monitors keyboard changes.
24 */
25public class SearchEditText extends StreamingTextView {
26    private static final String TAG = SearchEditText.class.getSimpleName();
27    private static final boolean DEBUG = false;
28
29    /**
30     * Interface for receiving notification when the keyboard is dismissed.
31     */
32    public interface OnKeyboardDismissListener {
33        /**
34         * Method invoked when the keyboard is dismissed.
35         */
36        public void onKeyboardDismiss();
37    }
38
39    private OnKeyboardDismissListener mKeyboardDismissListener;
40
41    public SearchEditText(Context context) {
42        this(context, null);
43    }
44
45    public SearchEditText(Context context, AttributeSet attrs) {
46        this(context, attrs, R.style.TextAppearance_Leanback_SearchTextEdit);
47    }
48
49    public SearchEditText(Context context, AttributeSet attrs, int defStyle) {
50        super(context, attrs, defStyle);
51    }
52
53    @Override
54    public boolean onKeyPreIme(int keyCode, KeyEvent event) {
55        if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) {
56            if (DEBUG) Log.v(TAG, "Keyboard being dismissed");
57            if (mKeyboardDismissListener != null) {
58                mKeyboardDismissListener.onKeyboardDismiss();
59            }
60            return false;
61        }
62        return super.onKeyPreIme(keyCode, event);
63    }
64
65    /**
66     * Sets a keyboard dismissed listener.
67     *
68     * @param listener The listener.
69     */
70    public void setOnKeyboardDismissListener(OnKeyboardDismissListener listener) {
71        mKeyboardDismissListener = listener;
72    }
73}
74