public LibraryData(HorizontalPanel lp, DrakeGeneticsServiceAsync drakeGeneticsService) {
this.libraryPanel = lp;
final DrakeGeneticsServiceAsync dgs = drakeGeneticsService;
drakeGeneticsService.getLibrary(
new AsyncCallback<LibraryNode>() {
public void onSuccess(LibraryNode results) {
getTreeModelSucceeded(results, dgs);
}
public void onFailure(Throwable caught) {
getTreeModelFailed(caught);
}
});
treePanel.setHeaderVisible(true);
treePanel.setLayout(new FitLayout());
treePanel.setHeading("Publications");
tree.setDisplayProperty("name");
tree.setWidth(200);
// tree.setHeight(450);
tree.setHeight(670);
tree.addListener(
Events.OnClick,
new Listener<TreePanelEvent<ModelData>>() {
public void handleEvent(TreePanelEvent<ModelData> be) {
ModelData item = be.getItem();
String url = (String) item.get("url");
if (url != null && !url.equals("")) {
if (url.startsWith("/")) {
url = url.substring(1);
}
libraryDocumentPanel.setUrl(GWT.getHostPageBaseURL() + url);
}
}
});
treePanel.add(tree);
libraryPanel.add(treePanel);
libraryDocumentPanel.setHeaderVisible(false);
libraryDocumentPanel.setWidth(494);
// libraryDocumentPanel.setHeight(451);
libraryDocumentPanel.setHeight(671);
libraryDocumentPanel.setUrl(GWT.getHostPageBaseURL() + "Library/index.html");
libraryPanel.add(libraryDocumentPanel);
}
/**
* Method used to transfer the nodes of a LibrayNode based tree to a BaseTreeModel based tree of
* Folder and Document objects for use in a GXT display
*
* @param node A LibraryNode object that was returned from the server
* @return The equivalent BaseTreeModel node (Folder or Document) for display in a GXT Widget.
*/
private BaseTreeModel parseLibraryNode(
LibraryNode node, TreeModel parent, DrakeGeneticsServiceAsync drakeGeneticsService) {
BaseTreeModel displayNode = null;
if (node.isDocument()) {
GWT.log(node.getDisplayName() + "--" + node.getFileName());
final Document document = new Document(node.getDisplayName(), node.getFileName());
if (parent != null) {
document.setParent(parent);
}
// Add code here to actually fetch the document and add it to
// the Document object
List<String> path = new ArrayList<String>();
path.add(document.getDocument());
Folder fParent = (Folder) parent;
if (!fParent.getName().equals("/Library/")) {
path.add(fParent.getName());
Folder curParent = (Folder) parent.getParent();
while (curParent != null) {
if (!curParent.getName().equals("/Library/")) path.add(curParent.getName());
curParent = (Folder) curParent.getParent();
}
}
Collections.reverse(path);
GWT.log(path.toString());
drakeGeneticsService.getPublication(
path,
new AsyncCallback<String>() {
public void onSuccess(String documentUrl) {
GWT.log(document.getName());
GWT.log(" Node URL = " + documentUrl);
document.setUrl(documentUrl);
tree.repaint();
}
public void onFailure(Throwable caught) {
getTreeModelFailed(caught);
}
});
displayNode = document;
} else if (node.isLeaf()) {
displayNode = new Folder(node.getData());
if (parent != null) {
displayNode.setParent(parent);
}
} else {
displayNode = new Folder(node.getData());
if (parent != null) {
displayNode.setParent(parent);
}
for (int i = 0; i < node.getChildCount(); i++) {
displayNode.add(
parseLibraryNode((LibraryNode) node.getChild(i), displayNode, drakeGeneticsService));
}
}
return displayNode;
}