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