1 /* 2 * Copyright (C) 2007 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 /** 20 * Defines an extension for views that make them checkable. 21 * 22 */ 23 public interface Checkable { 24 25 /** 26 * Change the checked state of the view 27 * 28 * @param checked The new checked state 29 */ 30 void setChecked(boolean checked); 31 32 /** 33 * @return The current checked state of the view 34 */ 35 boolean isChecked(); 36 37 /** 38 * Change the checked state of the view to the inverse of its current state 39 * 40 */ 41 void toggle(); 42 } 43
