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1
30 package com.genimen.djeneric.tools.administrator.nodes;
31
32 import javax.swing.ImageIcon  ;
33 import javax.swing.RepaintManager ;
34 import javax.swing.tree.DefaultMutableTreeNode ;
35 import javax.swing.tree.DefaultTreeModel ;
36 import javax.swing.tree.TreePath ;
37
38 import com.genimen.djeneric.repository.DjPersistenceManager;
39 import com.genimen.djeneric.repository.DjSession;
40 import com.genimen.djeneric.tools.administrator.editors.AdminEditor;
41 import com.genimen.djeneric.tools.administrator.helpers.AdminPanel;
42
43 public abstract class AdministratorTreeNode extends DefaultMutableTreeNode
44 {
45 public boolean _alreadyLoaded = false;
46 protected AdministratorTree _tree;
47
48 public AdministratorTreeNode()
49 {
50 _tree = null;
51 }
52
53 public void setTree(AdministratorTree tree)
54 {
55 _tree = tree;
56 }
57
58 public abstract String toString();
59
60 public DefaultTreeModel getModel()
61 {
62 return (DefaultTreeModel ) _tree.getModel();
63 }
64
65 public DjPersistenceManager getManager()
66 {
67 return _tree.getManager();
68 }
69
70 public DjSession createSession() throws Exception
71 {
72 return getManager().createSession();
73 }
74
75 public AdministratorTreeNode getParentTreeNode()
76 {
77 return (AdministratorTreeNode) getParent();
78 }
79
80 private void copyInternalReferences(AdministratorTreeNode node)
81 {
82 node.setTree(_tree);
83 }
84
85 public void insertAsChild(AdministratorTreeNode node)
86 {
87 getModel().insertNodeInto(node, this, getChildCount());
88 copyInternalReferences(node);
89 }
90
91 public void insertAsFolder(AdministratorTreeNode node)
92 {
93 getModel().insertNodeInto(node, this, getChildCount());
94 getModel().insertNodeInto(new DefaultMutableTreeNode (), node, 0);
95 copyInternalReferences(node);
96 }
97
98 public void insertAsSibling(AdministratorTreeNode node)
99 {
100 getModel().insertNodeInto(node, parent, parent.getChildCount());
101 copyInternalReferences(node);
102 }
103
104 public void removeFromTree()
105 {
106 getModel().removeNodeFromParent(this);
107 }
108
109 public void repaintTree()
110 {
111 RepaintManager rm = RepaintManager.currentManager(_tree);
112 if (rm != null)
113 {
114 rm.validateInvalidComponents();
115 rm.paintDirtyRegions();
116 }
117 }
118
119 public void reloadParent() throws Exception
120 {
121 AdministratorTreeNode p = getParentTreeNode();
122 if (p != null) p.reload();
123 }
124
125 public void expandAll()
126 {
127 _tree.expandPath(new TreePath (this.getPath()));
128 int cc = getChildCount();
129 for (int i = 0; i < cc; i++)
130 {
131 AdministratorTreeNode child = (AdministratorTreeNode) getChildAt(i);
132 child.expandAll();
133 }
134 }
135
136 public void collapseAll()
137 {
138 int cc = getChildCount();
139 for (int i = 0; i < cc; i++)
140 {
141 AdministratorTreeNode child = (AdministratorTreeNode) getChildAt(i);
142 child.collapseAll();
143 }
144 _tree.collapsePath(new TreePath (this.getPath()));
145 }
146
147 public AdminEditor getEditor(AdminPanel admin)
148 {
149 return null;
150 }
151
152 public AdminEditor getCreateEditor(AdminPanel admin) throws Exception
153 {
154 return null;
155 }
156
157 public boolean canImport()
158 {
159 return false;
160 }
161
162 public boolean canExport()
163 {
164 return false;
165 }
166
167 public boolean canClear()
168 {
169 return false;
170 }
171
172 public abstract boolean canEdit();
173
174 public abstract boolean canCreate();
175
176 public abstract boolean canDelete();
177
178 public abstract void reload() throws Exception ;
179
180 public abstract void expandNode() throws Exception ;
181
182 public abstract ImageIcon getImageIcon();
183
184 public abstract void delete() throws Exception ;
185
186 public abstract String getNodeType();
187
188 public ImageIcon getObjectImageIcon()
189
190 {
191 return getImageIcon();
192 }
193
194 } |
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