| 1 | // Copyright 2004-2007 Jean-Francois Poilpret |
| 2 | // |
| 3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | // you may not use this file except in compliance with the License. |
| 5 | // You may obtain a copy of the License at |
| 6 | // |
| 7 | // http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | // |
| 9 | // Unless required by applicable law or agreed to in writing, software |
| 10 | // distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | // See the License for the specific language governing permissions and |
| 13 | // limitations under the License. |
| 14 | |
| 15 | package net.sourceforge.hivegui.table; |
| 16 | |
| 17 | import java.util.ArrayList; |
| 18 | import java.util.List; |
| 19 | |
| 20 | /** |
| 21 | * @author Jean-Francois Poilpret |
| 22 | */ |
| 23 | public abstract class AbstractDataListModel<T> implements DataListModel<T> |
| 24 | { |
| 25 | public void addDataListModelListener(DataListModelListener listener) |
| 26 | { |
| 27 | _listeners.add(listener); |
| 28 | } |
| 29 | |
| 30 | public void removeDataListModelListener(DataListModelListener listener) |
| 31 | { |
| 32 | _listeners.remove(listener); |
| 33 | } |
| 34 | |
| 35 | protected void fireModelReset() |
| 36 | { |
| 37 | for (DataListModelListener listener: _listeners) |
| 38 | { |
| 39 | listener.modelReset(); |
| 40 | } |
| 41 | } |
| 42 | |
| 43 | protected void fireRowsAdded(int begin, int end) |
| 44 | { |
| 45 | for (DataListModelListener listener: _listeners) |
| 46 | { |
| 47 | listener.rowsAdded(begin, end); |
| 48 | } |
| 49 | } |
| 50 | |
| 51 | protected void fireRowsModified(int begin, int end) |
| 52 | { |
| 53 | for (DataListModelListener listener: _listeners) |
| 54 | { |
| 55 | listener.rowsModified(begin, end); |
| 56 | } |
| 57 | } |
| 58 | |
| 59 | protected void fireRowModified(int source, int destination) |
| 60 | { |
| 61 | // The order in which listeners are called must be guaranteed (ie, in |
| 62 | // the order of registration through addDataListModelListener()) |
| 63 | for (DataListModelListener listener: _listeners) |
| 64 | { |
| 65 | listener.rowModified(source, destination); |
| 66 | } |
| 67 | } |
| 68 | |
| 69 | protected void fireRowsRemoved(int begin, int end) |
| 70 | { |
| 71 | for (DataListModelListener listener: _listeners) |
| 72 | { |
| 73 | listener.rowsRemoved(begin, end); |
| 74 | } |
| 75 | } |
| 76 | |
| 77 | final protected List<DataListModelListener> _listeners = |
| 78 | new ArrayList<DataListModelListener>(); |
| 79 | } |