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 Project/** 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Extended {@link Adapter} that is the bridge between a {@link ListView} 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * and the data that backs the list. Frequently that data comes from a Cursor, 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * but that is not 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * required. The ListView can display any data provided that it is wrapped in a 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * ListAdapter. 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic interface ListAdapter extends Adapter { 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2968b6b1c2d1fc7be0da05eb8aeab57945b5fd24e8Romain Guy * Indicates whether all the items in this adapter are enabled. If the 3068b6b1c2d1fc7be0da05eb8aeab57945b5fd24e8Romain Guy * value returned by this method changes over time, there is no guarantee 3168b6b1c2d1fc7be0da05eb8aeab57945b5fd24e8Romain Guy * it will take effect. If true, it means all items are selectable and 3268b6b1c2d1fc7be0da05eb8aeab57945b5fd24e8Romain Guy * clickable (there is no separator.) 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 3468b6b1c2d1fc7be0da05eb8aeab57945b5fd24e8Romain Guy * @return True if all items are enabled, false otherwise. 3568b6b1c2d1fc7be0da05eb8aeab57945b5fd24e8Romain Guy * 3668b6b1c2d1fc7be0da05eb8aeab57945b5fd24e8Romain Guy * @see #isEnabled(int) 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public boolean areAllItemsEnabled(); 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns true if the item at the specified position is not a separator. 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * (A separator is a non-selectable, non-clickable item). 4334783aac261f55ba1fbc2ccb60fd0bdb12fdf52aGilles Debunne * 4434783aac261f55ba1fbc2ccb60fd0bdb12fdf52aGilles Debunne * The result is unspecified if position is invalid. An {@link ArrayIndexOutOfBoundsException} 4534783aac261f55ba1fbc2ccb60fd0bdb12fdf52aGilles Debunne * should be thrown in that case for fast failure. 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param position Index of the item 4868b6b1c2d1fc7be0da05eb8aeab57945b5fd24e8Romain Guy * 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return True if the item is not a separator 5068b6b1c2d1fc7be0da05eb8aeab57945b5fd24e8Romain Guy * 5168b6b1c2d1fc7be0da05eb8aeab57945b5fd24e8Romain Guy * @see #areAllItemsEnabled() 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project boolean isEnabled(int position); 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 55