1 /* 2 * Copyright (C) 2016 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 17 package org.drrickorang.loopback; 18 19 import android.content.Context; 20 import android.util.AttributeSet; 21 import android.view.KeyEvent; 22 import android.view.inputmethod.EditorInfo; 23 import android.widget.EditText; 24 import android.widget.TextView; 25 26 /** 27 * Provides a callback for both soft-keyboard dismissed or confirm submission button 28 */ 29 public class CatchEventsEditText extends EditText implements TextView.OnEditorActionListener { 30 31 public interface EditTextEventListener { textEdited(EditText v)32 public void textEdited(EditText v); 33 } 34 35 private EditTextEventListener mEditListener; 36 CatchEventsEditText(Context context)37 public CatchEventsEditText(Context context) { 38 super(context); 39 setOnEditorActionListener(this); 40 } 41 CatchEventsEditText(Context context, AttributeSet attrs)42 public CatchEventsEditText(Context context, AttributeSet attrs) { 43 super(context, attrs); 44 setOnEditorActionListener(this); 45 } 46 CatchEventsEditText(Context context, AttributeSet attrs, int defStyleAttr)47 public CatchEventsEditText(Context context, AttributeSet attrs, int defStyleAttr) { 48 super(context, attrs, defStyleAttr); 49 setOnEditorActionListener(this); 50 } 51 setEditTextEvenListener(EditTextEventListener listener)52 public void setEditTextEvenListener(EditTextEventListener listener) { 53 mEditListener = listener; 54 } 55 56 @Override onEditorAction(TextView v, int actionId, KeyEvent event)57 public boolean onEditorAction(TextView v, int actionId, KeyEvent event) { 58 if ((event != null && (event.getKeyCode() == KeyEvent.KEYCODE_ENTER)) 59 || (actionId == EditorInfo.IME_ACTION_DONE)) { 60 mEditListener.textEdited(this); 61 } 62 // Necessary to return false even when event handled for soft-keyboard to be dismissed 63 // Differs from on click listener chains where first listener to handle returns true 64 return false; 65 } 66 67 @Override onKeyPreIme(int keyCode, KeyEvent event)68 public boolean onKeyPreIme(int keyCode, KeyEvent event) { 69 if (event.getKeyCode() == KeyEvent.KEYCODE_BACK 70 && event.getAction() == KeyEvent.ACTION_UP) { 71 mEditListener.textEdited(this); 72 } 73 return super.onKeyPreIme(keyCode, event); 74 } 75 76 } 77