1 /* 2 * Copyright (C) 2006 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 android.widget; 18 19 import android.text.*; 20 import android.text.method.*; 21 import android.content.Context; 22 import android.util.AttributeSet; 23 24 25 /* 26 * This is supposed to be a *very* thin veneer over TextView. 27 * Do not make any changes here that do anything that a TextView 28 * with a key listener and a movement method wouldn't do! 29 */ 30 31 /** 32 * EditText is a thin veneer over TextView that configures itself 33 * to be editable. 34 * <p> 35 * <b>XML attributes</b> 36 * <p> 37 * See {@link android.R.styleable#EditText EditText Attributes}, 38 * {@link android.R.styleable#TextView TextView Attributes}, 39 * {@link android.R.styleable#View View Attributes} 40 */ 41 public class EditText extends TextView { EditText(Context context)42 public EditText(Context context) { 43 this(context, null); 44 } 45 EditText(Context context, AttributeSet attrs)46 public EditText(Context context, AttributeSet attrs) { 47 this(context, attrs, com.android.internal.R.attr.editTextStyle); 48 } 49 EditText(Context context, AttributeSet attrs, int defStyle)50 public EditText(Context context, AttributeSet attrs, int defStyle) { 51 super(context, attrs, defStyle); 52 } 53 54 @Override getDefaultEditable()55 protected boolean getDefaultEditable() { 56 return true; 57 } 58 59 @Override getDefaultMovementMethod()60 protected MovementMethod getDefaultMovementMethod() { 61 return ArrowKeyMovementMethod.getInstance(); 62 } 63 64 @Override getText()65 public Editable getText() { 66 return (Editable) super.getText(); 67 } 68 69 @Override setText(CharSequence text, BufferType type)70 public void setText(CharSequence text, BufferType type) { 71 super.setText(text, BufferType.EDITABLE); 72 } 73 74 /** 75 * Convenience for {@link Selection#setSelection(Spannable, int, int)}. 76 */ setSelection(int start, int stop)77 public void setSelection(int start, int stop) { 78 Selection.setSelection(getText(), start, stop); 79 } 80 81 /** 82 * Convenience for {@link Selection#setSelection(Spannable, int)}. 83 */ setSelection(int index)84 public void setSelection(int index) { 85 Selection.setSelection(getText(), index); 86 } 87 88 /** 89 * Convenience for {@link Selection#selectAll}. 90 */ selectAll()91 public void selectAll() { 92 Selection.selectAll(getText()); 93 } 94 95 /** 96 * Convenience for {@link Selection#extendSelection}. 97 */ extendSelection(int index)98 public void extendSelection(int index) { 99 Selection.extendSelection(getText(), index); 100 } 101 102 @Override setEllipsize(TextUtils.TruncateAt ellipsis)103 public void setEllipsize(TextUtils.TruncateAt ellipsis) { 104 if (ellipsis == TextUtils.TruncateAt.MARQUEE) { 105 throw new IllegalArgumentException("EditText cannot use the ellipsize mode " 106 + "TextUtils.TruncateAt.MARQUEE"); 107 } 108 super.setEllipsize(ellipsis); 109 } 110 } 111