The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 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.text; |
| 18 | |
| 19 | /** |
| 20 | * When an object of this type is attached to a Spannable, its methods |
| 21 | * will be called to notify it that other markup objects have been |
| 22 | * added, changed, or removed. |
| 23 | */ |
| 24 | public interface SpanWatcher extends NoCopySpan { |
| 25 | /** |
| 26 | * This method is called to notify you that the specified object |
| 27 | * has been attached to the specified range of the text. |
| 28 | */ |
| 29 | public void onSpanAdded(Spannable text, Object what, int start, int end); |
| 30 | /** |
| 31 | * This method is called to notify you that the specified object |
| 32 | * has been detached from the specified range of the text. |
| 33 | */ |
| 34 | public void onSpanRemoved(Spannable text, Object what, int start, int end); |
| 35 | /** |
| 36 | * This method is called to notify you that the specified object |
| 37 | * has been relocated from the range <code>ostart…oend</code> |
| 38 | * to the new range <code>nstart…nend</code> of the text. |
| 39 | */ |
| 40 | public void onSpanChanged(Spannable text, Object what, int ostart, int oend, |
| 41 | int nstart, int nend); |
| 42 | } |