19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2006 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage android.widget; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.content.Context; 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.AttributeSet; 217650259a597dd24137420d32acc35efc44db381eSvetoslav Ganovimport android.view.accessibility.AccessibilityEvent; 228a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganovimport android.view.accessibility.AccessibilityNodeInfo; 237650259a597dd24137420d32acc35efc44db381eSvetoslav Ganov 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * A checkbox is a specific type of two-states button that can be either 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * checked or unchecked. A example usage of a checkbox inside your activity 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * would be the following: 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </p> 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <pre class="prettyprint"> 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * public class MyActivity extends Activity { 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * protected void onCreate(Bundle icicle) { 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * super.onCreate(icicle); 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * setContentView(R.layout.content_layout_id); 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * final CheckBox checkBox = (CheckBox) findViewById(R.id.checkbox_id); 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * if (checkBox.isChecked()) { 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * checkBox.setChecked(false); 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * } 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * } 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * } 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </pre> 4641ec65355bd6ded652769725b276d47c54a0d913Scott Main * 474c359b76f9a030f92a302ba74a528faa170bad4eScott Main * <p>See the <a href="{@docRoot}guide/topics/ui/controls/checkbox.html">Checkboxes</a> 484c359b76f9a030f92a302ba74a528faa170bad4eScott Main * guide.</p> 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p><strong>XML attributes</strong></p> 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <p> 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See {@link android.R.styleable#CompoundButton CompoundButton Attributes}, 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.R.styleable#Button Button Attributes}, 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.R.styleable#TextView TextView Attributes}, 559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * {@link android.R.styleable#View View Attributes} 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </p> 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 58ab104ba6d437ebfa3a6315f93258432091b11e95Philip Milnepublic class CheckBox extends CompoundButton { 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public CheckBox(Context context) { 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project this(context, null); 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public CheckBox(Context context, AttributeSet attrs) { 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project this(context, attrs, com.android.internal.R.attr.checkboxStyle); 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 67617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette public CheckBox(Context context, AttributeSet attrs, int defStyleAttr) { 68617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette this(context, attrs, defStyleAttr, 0); 69617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette } 70617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette 71617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette public CheckBox(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) { 72617feb99a06e7ffb3894e86a286bf30e085f321aAlan Viverette super(context, attrs, defStyleAttr, defStyleRes); 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 747650259a597dd24137420d32acc35efc44db381eSvetoslav Ganov 757650259a597dd24137420d32acc35efc44db381eSvetoslav Ganov @Override 768a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov public void onInitializeAccessibilityEvent(AccessibilityEvent event) { 778a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov super.onInitializeAccessibilityEvent(event); 788a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov event.setClassName(CheckBox.class.getName()); 798a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov } 808a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov 818a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov @Override 828a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov public void onInitializeAccessibilityNodeInfo(AccessibilityNodeInfo info) { 838a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov super.onInitializeAccessibilityNodeInfo(info); 848a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov info.setClassName(CheckBox.class.getName()); 858a78fd4d9572dff95432fcc4ba0e87563415b728Svetoslav Ganov } 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 87