[862] | 1 | package de.dass_it.vanhelsing.gui;
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| 2 |
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| 3 | import java.util.Enumeration;
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| 4 | import javax.swing.tree.DefaultMutableTreeNode;
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| 5 | import javax.swing.tree.DefaultTreeModel;
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| 6 | import de.dass_it.vanhelsing.gui.items.ConcreteUserObjectItem;
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| 7 | import de.dass_it.vanhelsing.gui.items.UserObjectItem;
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| 8 | import de.dass_it.vanhelsing.gui.items.UserObjectItemType;
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| 9 |
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| 10 | public class DataTree {
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| 11 | private DefaultTreeModel tree;
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| 12 | private DefaultMutableTreeNode root;
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| 13 |
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| 14 | public DataTree() {}
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| 15 |
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| 16 | public void setTree(String name){
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| 17 | setRoot(new DefaultMutableTreeNode());
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[864] | 18 | setTree(new DefaultTreeModel(getRoot()));
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| 19 | UserObjectItemType userType = new UserObjectItemType(getRoot());
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[862] | 20 | ConcreteUserObjectItem obj = new ConcreteUserObjectItem();
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[864] | 21 | getRoot().setUserObject(userType);
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[862] | 22 | userType.setUserObject(obj);
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| 23 | userType.setLeaf(false);
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| 24 | obj.setResName(name);
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| 25 | }
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| 26 | public DefaultMutableTreeNode createNode(DefaultMutableTreeNode parent, UserObjectItem userObject){
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| 27 | DefaultMutableTreeNode node = new DefaultMutableTreeNode();
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| 28 | UserObjectItemType uoit = new UserObjectItemType(node);
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| 29 | node.setUserObject(uoit);
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| 30 | uoit.setUserObject(userObject);
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| 31 | parent.add(node);
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| 32 | ((UserObjectItemType)parent.getUserObject()).setLeaf(false);
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| 33 | return node;
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| 34 | }
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| 35 | public void updateNode(DefaultMutableTreeNode node, UserObjectItem userObject){
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| 36 | node.setUserObject(userObject);
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| 37 | }
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| 38 | public DefaultMutableTreeNode getNodeById(int id){
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| 39 | DefaultMutableTreeNode node;
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| 40 | int resId = new Integer(id);
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| 41 | Enumeration<DefaultMutableTreeNode> e = root.depthFirstEnumeration();
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| 42 |
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| 43 | while (e.hasMoreElements()){
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| 44 | node = e.nextElement();
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| 45 | if (resId ==((ConcreteUserObjectItem)(((UserObjectItemType)node.getUserObject()).
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| 46 | getUserObject())).getResId()) {
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| 47 | return node;
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| 48 | }
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| 49 | }
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| 50 | return null;
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| 51 | }
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| 52 | public DefaultMutableTreeNode getNodeByName(String name){
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| 53 | DefaultMutableTreeNode node;
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| 54 | Enumeration<DefaultMutableTreeNode> e = root.depthFirstEnumeration();
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| 55 |
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| 56 | while (e.hasMoreElements()){
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| 57 | node = e.nextElement();
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| 58 | if (name.equals(((ConcreteUserObjectItem)(((UserObjectItemType)node.getUserObject())
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| 59 | .getUserObject())).getResName())) {
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| 60 | return node;
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| 61 | }
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| 62 | }
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| 63 | return null;
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| 64 | }
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[864] | 65 | public DefaultMutableTreeNode deleteNode(DefaultMutableTreeNode node) throws ConstraintViolationException{
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| 66 | if (node.getChildCount()>0) throw new ConstraintViolationException();
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[862] | 67 | DefaultMutableTreeNode parent = (DefaultMutableTreeNode) node.getParent();
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| 68 | parent.remove(node);
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| 69 | return node;
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| 70 | }
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| 71 | public DefaultMutableTreeNode getRoot(){
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| 72 | return root;
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| 73 | }
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| 74 | public void setRoot(DefaultMutableTreeNode root){
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| 75 | this.root = root;
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| 76 | }
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| 77 | public DefaultTreeModel getTree() {
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| 78 | return tree;
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| 79 | }
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| 80 | public void setTree(DefaultTreeModel tree) {
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| 81 | this.tree = tree;
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| 82 | }
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| 83 | }
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