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1
4 package org.terracotta.dso.editors.tree;
5
6 import org.eclipse.core.resources.IFolder;
7 import org.eclipse.core.resources.IProject;
8 import org.eclipse.core.resources.IResource;
9 import org.eclipse.core.runtime.CoreException;
10
11 import com.tc.admin.common.XRootNode;
12
13 import java.util.ArrayList  ;
14 import java.util.Vector ;
15
16 import javax.swing.tree.TreeNode ;
17
18
25
26 public class ProjectFolderRoot extends XRootNode implements IResourceNode {
27 private IProject m_project;
28 private IFolder[] m_folders;
29
30 public ProjectFolderRoot(IProject project) {
31 super(project);
32 m_project = project;
33 init();
34 }
35
36 private void init() {
37 int count = ensureFolders().length;
38
39 if(children == null) {
40 children = new Vector ();
41 }
42 children.setSize(count);
43 }
44
45 public TreeNode getChildAt(int index) {
46 if(children != null && children.elementAt(index) == null) {
47 addChildren();
48 }
49
50 return super.getChildAt(index);
51 }
52
53 private void addChildren() {
54 IFolder[] folders = ensureFolders();
55 FolderNode child;
56
57 for(int i = 0; i < folders.length; i++) {
58 child = new FolderNode(folders[i]);
59 children.setElementAt(child, i);
60 child.setParent(this);
61 }
62 }
63
64 class FolderNode extends ProjectFolderNode {
65 FolderNode(IFolder folder) {
66 super(folder);
67 }
68
69 FolderNode(IFolder folder, String extension) {
70 super(folder, extension);
71 }
72
73 protected ProjectFolderNode createFolderNode(IFolder folder, String ext) {
74 return new FolderNode(folder, ext);
75 }
76
77 public boolean addResource(IResource resource) {
78 return resource instanceof IFolder;
79 }
80 }
81
82 public String toString() {
83 return m_project.getName();
84 }
85
86 public IResource getResource() {
87 return getProject();
88 }
89
90 public IProject getProject() {
91 return m_project;
92 }
93
94 private IFolder[] ensureFolders() {
95 if(m_folders == null) {
96 m_folders = internalGetFolders();
97 }
98 return m_folders;
99 }
100
101 private IFolder[] internalGetFolders() {
102 try {
103 ArrayList <IFolder> list = new ArrayList <IFolder>();
104 IResource[] members = m_project.members();
105
106 for(int i = 0; i < members.length; i++) {
107 if(members[i].getType() == IResource.FOLDER) {
108 list.add((IFolder)members[i]);
109 }
110 }
111
112 return list.toArray(new IFolder[0]);
113 } catch(CoreException ce) {
114 return new IFolder[0];
115 }
116 }
117 }
118 |
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