| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| TreeElement |
|
| 1.0;1 |
| 1 | package org.jtheque.primary.view.impl.models.tree; | |
| 2 | ||
| 3 | /* | |
| 4 | * This file is part of JTheque. | |
| 5 | * | |
| 6 | * JTheque is free software: you can redistribute it and/or modify | |
| 7 | * it under the terms of the GNU General Public License as published by | |
| 8 | * the Free Software Foundation, either version 3 of the License. | |
| 9 | * | |
| 10 | * JTheque is distributed in the hope that it will be useful, | |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 13 | * GNU General Public License for more details. | |
| 14 | * | |
| 15 | * You should have received a copy of the GNU General Public License | |
| 16 | * along with JTheque. If not, see <http://www.gnu.org/licenses/>. | |
| 17 | */ | |
| 18 | ||
| 19 | import javax.swing.Icon; | |
| 20 | ||
| 21 | /** | |
| 22 | * Represents an element of a tree model. | |
| 23 | * | |
| 24 | * @author Baptiste Wicht | |
| 25 | */ | |
| 26 | public interface TreeElement { | |
| 27 | /** | |
| 28 | * Return the name of the element. | |
| 29 | * | |
| 30 | * @return The name | |
| 31 | */ | |
| 32 | String getElementName(); | |
| 33 | ||
| 34 | /** | |
| 35 | * Return the icon of the element. | |
| 36 | * | |
| 37 | * @return The icon | |
| 38 | */ | |
| 39 | Icon getIcon(); | |
| 40 | ||
| 41 | /** | |
| 42 | * Indicate if the element is root or not. | |
| 43 | * | |
| 44 | * @return <code>true</code> if the element is the root else false. | |
| 45 | */ | |
| 46 | boolean isRoot(); | |
| 47 | ||
| 48 | /** | |
| 49 | * Indicate if the element is a category or not. | |
| 50 | * | |
| 51 | * @return <code>true</code> if the element is a category else <code>false</code>. | |
| 52 | */ | |
| 53 | boolean isCategory(); | |
| 54 | ||
| 55 | /** | |
| 56 | * Indicate if the element is a leaf or not. | |
| 57 | * | |
| 58 | * @return <code>true</code> if the element is a leaf else <code>false</code>. | |
| 59 | */ | |
| 60 | boolean isLeaf(); | |
| 61 | ||
| 62 | /** | |
| 63 | * Return the child a the specified index. | |
| 64 | * | |
| 65 | * @param index The index. | |
| 66 | * | |
| 67 | * @return The element at the index else <code>null</code>. | |
| 68 | */ | |
| 69 | TreeElement getChild(int index); | |
| 70 | ||
| 71 | /** | |
| 72 | * Return the number of childs. | |
| 73 | * | |
| 74 | * @return The number of childs. | |
| 75 | */ | |
| 76 | int getChildCount(); | |
| 77 | ||
| 78 | /** | |
| 79 | * Return the index of the specified element. | |
| 80 | * | |
| 81 | * @param treeElement The element to search. | |
| 82 | * | |
| 83 | * @return the index of the element if found else <code>-1</code>. | |
| 84 | */ | |
| 85 | int indexOf(TreeElement treeElement); | |
| 86 | ||
| 87 | /** | |
| 88 | * Add a tree element to the element. | |
| 89 | * | |
| 90 | * @param element The element to add. | |
| 91 | */ | |
| 92 | void add(TreeElement element); | |
| 93 | ||
| 94 | /** | |
| 95 | * Add all the elements to the element. | |
| 96 | * | |
| 97 | * @param elements The elements to add. | |
| 98 | */ | |
| 99 | void addAll(Iterable<? extends TreeElement> elements); | |
| 100 | ||
| 101 | /** | |
| 102 | * Clear the element. | |
| 103 | */ | |
| 104 | void clear(); | |
| 105 | } |