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 */ 14 package android.support.v17.leanback.widget; 15 16 import android.content.Context; 17 import android.support.v17.leanback.R; 18 import android.util.AttributeSet; 19 import android.util.Log; 20 import android.view.KeyEvent; 21 import android.widget.EditText; 22 23 /** 24 * EditText widget that monitors keyboard changes. 25 */ 26 public 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 */ onKeyboardDismiss()37 public void onKeyboardDismiss(); 38 } 39 40 private OnKeyboardDismissListener mKeyboardDismissListener; 41 SearchEditText(Context context)42 public SearchEditText(Context context) { 43 this(context, null); 44 } 45 SearchEditText(Context context, AttributeSet attrs)46 public SearchEditText(Context context, AttributeSet attrs) { 47 this(context, attrs, R.style.TextAppearance_Leanback_SearchTextEdit); 48 } 49 SearchEditText(Context context, AttributeSet attrs, int defStyle)50 public SearchEditText(Context context, AttributeSet attrs, int defStyle) { 51 super(context, attrs, defStyle); 52 } 53 54 @Override onKeyPreIme(int keyCode, KeyEvent event)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 if (mKeyboardDismissListener != null) { 59 mKeyboardDismissListener.onKeyboardDismiss(); 60 } 61 return false; 62 } 63 return super.onKeyPreIme(keyCode, event); 64 } 65 66 /** 67 * Sets a keyboard dismissed listener. 68 * 69 * @param listener The listener. 70 */ setOnKeyboardDismissListener(OnKeyboardDismissListener listener)71 public void setOnKeyboardDismissListener(OnKeyboardDismissListener listener) { 72 mKeyboardDismissListener = listener; 73 } 74 } 75