root / web_client / src / gr / grnet / pithos / web / client / foldertree / FolderTreeView.java @ 1ac430a1
History | View | Annotate | Download (3.5 kB)
1 | 9e8e14e4 | Christos Stathis | /*
|
---|---|---|---|
2 | 9e8e14e4 | Christos Stathis | * Copyright (c) 2011 Greek Research and Technology Network
|
3 | 9e8e14e4 | Christos Stathis | */
|
4 | 9e8e14e4 | Christos Stathis | |
5 | 9e8e14e4 | Christos Stathis | package gr.grnet.pithos.web.client.foldertree; |
6 | 9e8e14e4 | Christos Stathis | |
7 | 9e8e14e4 | Christos Stathis | import com.google.gwt.cell.client.AbstractCell; |
8 | 9e8e14e4 | Christos Stathis | import com.google.gwt.core.client.GWT; |
9 | 9e8e14e4 | Christos Stathis | import com.google.gwt.resources.client.ClientBundle; |
10 | 9e8e14e4 | Christos Stathis | import com.google.gwt.resources.client.ImageResource; |
11 | 9e8e14e4 | Christos Stathis | import com.google.gwt.resources.client.ImageResource.ImageOptions; |
12 | 9e8e14e4 | Christos Stathis | import com.google.gwt.safehtml.client.SafeHtmlTemplates; |
13 | 9e8e14e4 | Christos Stathis | import com.google.gwt.safehtml.shared.SafeHtml; |
14 | 9e8e14e4 | Christos Stathis | import com.google.gwt.safehtml.shared.SafeHtmlBuilder; |
15 | 9e8e14e4 | Christos Stathis | import com.google.gwt.user.cellview.client.CellTree; |
16 | 9e8e14e4 | Christos Stathis | import com.google.gwt.user.cellview.client.HasKeyboardSelectionPolicy.KeyboardSelectionPolicy; |
17 | 9e8e14e4 | Christos Stathis | import com.google.gwt.user.client.Event; |
18 | 9e8e14e4 | Christos Stathis | import com.google.gwt.user.client.ui.AbstractImagePrototype; |
19 | 9e8e14e4 | Christos Stathis | import com.google.gwt.user.client.ui.Composite; |
20 | 9e8e14e4 | Christos Stathis | import com.google.gwt.user.client.ui.Tree; |
21 | 9e8e14e4 | Christos Stathis | import com.google.gwt.view.client.SelectionChangeEvent; |
22 | 9e8e14e4 | Christos Stathis | import com.google.gwt.view.client.SelectionChangeEvent.Handler; |
23 | 9e8e14e4 | Christos Stathis | import com.google.gwt.view.client.SingleSelectionModel; |
24 | 9e8e14e4 | Christos Stathis | import com.google.gwt.view.client.TreeViewModel.NodeInfo; |
25 | 9e8e14e4 | Christos Stathis | import gr.grnet.pithos.web.client.FolderContextMenu; |
26 | 9e8e14e4 | Christos Stathis | import gr.grnet.pithos.web.client.GSS; |
27 | 9e8e14e4 | Christos Stathis | import gwtquery.plugins.droppable.client.gwt.DragAndDropCellTree; |
28 | 1ac430a1 | Christos Stathis | import java.util.Iterator; |
29 | 9e8e14e4 | Christos Stathis | |
30 | 9e8e14e4 | Christos Stathis | public class FolderTreeView extends Composite { |
31 | 9e8e14e4 | Christos Stathis | |
32 | 9e8e14e4 | Christos Stathis | static interface BasicResources extends CellTree.Resources { |
33 | 9e8e14e4 | Christos Stathis | |
34 | 9e8e14e4 | Christos Stathis | @ImageOptions(flipRtl = true) |
35 | 9e8e14e4 | Christos Stathis | @Source("cellTreeClosedItem.gif") |
36 | 9e8e14e4 | Christos Stathis | ImageResource cellTreeClosedItem(); |
37 | 9e8e14e4 | Christos Stathis | |
38 | 9e8e14e4 | Christos Stathis | @ImageOptions(flipRtl = true) |
39 | 9e8e14e4 | Christos Stathis | @Source("cellTreeLoadingBasic.gif") |
40 | 9e8e14e4 | Christos Stathis | ImageResource cellTreeLoading(); |
41 | 9e8e14e4 | Christos Stathis | |
42 | 9e8e14e4 | Christos Stathis | @ImageOptions(flipRtl = true) |
43 | 9e8e14e4 | Christos Stathis | @Source("cellTreeOpenItem.gif") |
44 | 9e8e14e4 | Christos Stathis | ImageResource cellTreeOpenItem(); |
45 | 9e8e14e4 | Christos Stathis | |
46 | 9e8e14e4 | Christos Stathis | @Source({"GssCellTreeBasic.css"}) |
47 | 9e8e14e4 | Christos Stathis | CellTree.Style cellTreeStyle(); |
48 | 9e8e14e4 | Christos Stathis | } |
49 | 9e8e14e4 | Christos Stathis | |
50 | 9e8e14e4 | Christos Stathis | static interface Images extends ClientBundle,Tree.Resources, FolderContextMenu.Images { |
51 | 9e8e14e4 | Christos Stathis | |
52 | 9e8e14e4 | Christos Stathis | @Source("gr/grnet/pithos/resources/folder_home.png") |
53 | 9e8e14e4 | Christos Stathis | ImageResource home(); |
54 | 9e8e14e4 | Christos Stathis | |
55 | 9e8e14e4 | Christos Stathis | @Source("gr/grnet/pithos/resources/folder_yellow.png") |
56 | 9e8e14e4 | Christos Stathis | ImageResource folderYellow(); |
57 | 9e8e14e4 | Christos Stathis | } |
58 | 9e8e14e4 | Christos Stathis | |
59 | 9e8e14e4 | Christos Stathis | private static Images images = GWT.create(Images.class); |
60 | 9e8e14e4 | Christos Stathis | |
61 | 9e8e14e4 | Christos Stathis | static interface Templates extends SafeHtmlTemplates { |
62 | 9e8e14e4 | Christos Stathis | Templates INSTANCE = GWT.create(Templates.class); |
63 | 9e8e14e4 | Christos Stathis | |
64 | 9e8e14e4 | Christos Stathis | @Template("<span>{0}</span>") |
65 | 9e8e14e4 | Christos Stathis | public SafeHtml nameSpan(String name); |
66 | 9e8e14e4 | Christos Stathis | } |
67 | 9e8e14e4 | Christos Stathis | |
68 | 9e8e14e4 | Christos Stathis | static class FolderCell extends AbstractCell<Folder> { |
69 | 9e8e14e4 | Christos Stathis | |
70 | 9e8e14e4 | Christos Stathis | @Override
|
71 | 9e8e14e4 | Christos Stathis | public void render(Context context, Folder folder, SafeHtmlBuilder safeHtmlBuilder) { |
72 | 9e8e14e4 | Christos Stathis | String html = AbstractImagePrototype.create(images.folderYellow()).getHTML();
|
73 | 9e8e14e4 | Christos Stathis | safeHtmlBuilder.appendHtmlConstant(html); |
74 | 9e8e14e4 | Christos Stathis | safeHtmlBuilder.append(Templates.INSTANCE.nameSpan(folder.getName()));
|
75 | 9e8e14e4 | Christos Stathis | } |
76 | 9e8e14e4 | Christos Stathis | } |
77 | 9e8e14e4 | Christos Stathis | |
78 | 9e8e14e4 | Christos Stathis | |
79 | 1ac430a1 | Christos Stathis | private FolderTreeViewModel model;
|
80 | 1ac430a1 | Christos Stathis | |
81 | 1ac430a1 | Christos Stathis | public FolderTreeView(FolderTreeViewModel viewModel) {
|
82 | 1ac430a1 | Christos Stathis | this.model = viewModel;
|
83 | 9e8e14e4 | Christos Stathis | /*
|
84 | 9e8e14e4 | Christos Stathis | * Create the tree using the model. We use <code>null</code> as the default
|
85 | 9e8e14e4 | Christos Stathis | * value of the root node. The default value will be passed to
|
86 | 9e8e14e4 | Christos Stathis | * CustomTreeModel#getNodeInfo();
|
87 | 9e8e14e4 | Christos Stathis | */
|
88 | 9e8e14e4 | Christos Stathis | CellTree.Resources res = GWT.create(BasicResources.class); |
89 | 9e8e14e4 | Christos Stathis | DragAndDropCellTree tree = new DragAndDropCellTree(model,null, res); |
90 | 9e8e14e4 | Christos Stathis | |
91 | 9e8e14e4 | Christos Stathis | tree.setKeyboardSelectionPolicy(KeyboardSelectionPolicy.ENABLED); |
92 | 9e8e14e4 | Christos Stathis | |
93 | 9e8e14e4 | Christos Stathis | sinkEvents(Event.ONCONTEXTMENU);
|
94 | 9e8e14e4 | Christos Stathis | sinkEvents(Event.ONMOUSEUP);
|
95 | 9e8e14e4 | Christos Stathis | initWidget(tree); |
96 | 9e8e14e4 | Christos Stathis | } |
97 | 9e8e14e4 | Christos Stathis | } |