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.content.Context; 20 import android.util.AttributeSet; 21 import android.widget.RemoteViews.RemoteView; 22 23 /** 24 * <p> 25 * A checkbox is a specific type of two-states button that can be either 26 * checked or unchecked. A example usage of a checkbox inside your activity 27 * would be the following: 28 * </p> 29 * 30 * <pre class="prettyprint"> 31 * public class MyActivity extends Activity { 32 * protected void onCreate(Bundle icicle) { 33 * super.onCreate(icicle); 34 * 35 * setContentView(R.layout.content_layout_id); 36 * 37 * final CheckBox checkBox = (CheckBox) findViewById(R.id.checkbox_id); 38 * if (checkBox.isChecked()) { 39 * checkBox.setChecked(false); 40 * } 41 * } 42 * } 43 * </pre> 44 * 45 * <p>See the <a href="{@docRoot}guide/topics/ui/controls/checkbox.html">Checkboxes</a> 46 * guide.</p> 47 * 48 * <p><strong>XML attributes</strong></p> 49 * <p> 50 * See {@link android.R.styleable#CompoundButton CompoundButton Attributes}, 51 * {@link android.R.styleable#Button Button Attributes}, 52 * {@link android.R.styleable#TextView TextView Attributes}, 53 * {@link android.R.styleable#View View Attributes} 54 * </p> 55 */ 56 @RemoteView 57 public class CheckBox extends CompoundButton { CheckBox(Context context)58 public CheckBox(Context context) { 59 this(context, null); 60 } 61 CheckBox(Context context, AttributeSet attrs)62 public CheckBox(Context context, AttributeSet attrs) { 63 this(context, attrs, com.android.internal.R.attr.checkboxStyle); 64 } 65 CheckBox(Context context, AttributeSet attrs, int defStyleAttr)66 public CheckBox(Context context, AttributeSet attrs, int defStyleAttr) { 67 this(context, attrs, defStyleAttr, 0); 68 } 69 CheckBox(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes)70 public CheckBox(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) { 71 super(context, attrs, defStyleAttr, defStyleRes); 72 } 73 74 @Override getAccessibilityClassName()75 public CharSequence getAccessibilityClassName() { 76 return CheckBox.class.getName(); 77 } 78 } 79