1 /* 2 * Copyright (C) 2008-2009 Google Inc. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not 5 * use this file except in compliance with the License. You may obtain a copy of 6 * 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, WITHOUT 12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 13 * License for the specific language governing permissions and limitations under 14 * the License. 15 */ 16 17 package com.example.android.softkeyboard; 18 19 import android.content.Context; 20 import android.content.res.Resources; 21 import android.content.res.XmlResourceParser; 22 import android.inputmethodservice.Keyboard; 23 import android.inputmethodservice.Keyboard.Key; 24 import android.inputmethodservice.Keyboard.Row; 25 import android.view.inputmethod.EditorInfo; 26 27 public class LatinKeyboard extends Keyboard { 28 29 private Key mEnterKey; 30 LatinKeyboard(Context context, int xmlLayoutResId)31 public LatinKeyboard(Context context, int xmlLayoutResId) { 32 super(context, xmlLayoutResId); 33 } 34 LatinKeyboard(Context context, int layoutTemplateResId, CharSequence characters, int columns, int horizontalPadding)35 public LatinKeyboard(Context context, int layoutTemplateResId, 36 CharSequence characters, int columns, int horizontalPadding) { 37 super(context, layoutTemplateResId, characters, columns, horizontalPadding); 38 } 39 40 @Override createKeyFromXml(Resources res, Row parent, int x, int y, XmlResourceParser parser)41 protected Key createKeyFromXml(Resources res, Row parent, int x, int y, 42 XmlResourceParser parser) { 43 Key key = new LatinKey(res, parent, x, y, parser); 44 if (key.codes[0] == 10) { 45 mEnterKey = key; 46 } 47 return key; 48 } 49 50 /** 51 * This looks at the ime options given by the current editor, to set the 52 * appropriate label on the keyboard's enter key (if it has one). 53 */ setImeOptions(Resources res, int options)54 void setImeOptions(Resources res, int options) { 55 if (mEnterKey == null) { 56 return; 57 } 58 59 switch (options&(EditorInfo.IME_MASK_ACTION|EditorInfo.IME_FLAG_NO_ENTER_ACTION)) { 60 case EditorInfo.IME_ACTION_GO: 61 mEnterKey.iconPreview = null; 62 mEnterKey.icon = null; 63 mEnterKey.label = res.getText(R.string.label_go_key); 64 break; 65 case EditorInfo.IME_ACTION_NEXT: 66 mEnterKey.iconPreview = null; 67 mEnterKey.icon = null; 68 mEnterKey.label = res.getText(R.string.label_next_key); 69 break; 70 case EditorInfo.IME_ACTION_SEARCH: 71 mEnterKey.icon = res.getDrawable( 72 R.drawable.sym_keyboard_search); 73 mEnterKey.label = null; 74 break; 75 case EditorInfo.IME_ACTION_SEND: 76 mEnterKey.iconPreview = null; 77 mEnterKey.icon = null; 78 mEnterKey.label = res.getText(R.string.label_send_key); 79 break; 80 default: 81 mEnterKey.icon = res.getDrawable( 82 R.drawable.sym_keyboard_return); 83 mEnterKey.label = null; 84 break; 85 } 86 } 87 88 static class LatinKey extends Keyboard.Key { 89 LatinKey(Resources res, Keyboard.Row parent, int x, int y, XmlResourceParser parser)90 public LatinKey(Resources res, Keyboard.Row parent, int x, int y, XmlResourceParser parser) { 91 super(res, parent, x, y, parser); 92 } 93 94 /** 95 * Overriding this method so that we can reduce the target area for the key that 96 * closes the keyboard. 97 */ 98 @Override isInside(int x, int y)99 public boolean isInside(int x, int y) { 100 return super.isInside(x, codes[0] == KEYCODE_CANCEL ? y - 10 : y); 101 } 102 } 103 104 } 105