Hi,
Thanks. Can you please send a sample code how to add trinidad component as
a partial target?
On Mon, Nov 19, 2012 at 11:29 AM, Scott O'Bryan <darkar...@gmail.com> wrote:
> I don't have time to look through the entire thing, but I think if you add
> your tree component as a partial target, it might give you what you want.
> I believe your model is being updated properly but I'm not sure the
> changes to the component are being sent. This is just a quick suggestion
> based on the symptom.
>
> On Thu Nov 15 15:03:20 2012, muhibd23 wrote:
>
>>
>> Hello,
>> I am working on a web application. Everything is working fine. I just
>> need a
>> simple help. I have populated a tree using JSF/trinidad tree component.
>> However, I want to expand the tree branches by clicking (+) sign and
>> collapse the tree branches by clicking (-) sign. It's not working
>> properly.
>> What's happening is that, I have to click the (+) sign and then click the
>> root node to expand the next branch. Similarly, While collapsing, I have
>> to
>> click the (-) sign and then click the child node to collapse it, but I
>> want
>> to expand/ collapse nodes by clicking (+) or (-) sign.
>>
>> My jsp side code:
>>
>> <trh:cellFormat valign="top">
>> <tr:panelHeader>
>> <script type="text/javascript"
>> src="CollapsibleLists.js"></**script>
>> <tr:tree var="node"
>> value="#{fileTreeHandler.**treeModel}">
>> <f:facet name="nodeStamp">
>> <tr:panelGroupLayout>
>> <tr:commandLink text =
>> "#{node.description}"
>>
>> actionListener="#{**fileTreeHandler.downloadFile}"**/>
>> </tr:panelGroupLayout>
>> </f:facet>
>> </tr:tree>
>> </tr:panelHeader>
>> </trh:cellFormat>
>>
>> Here is the filetreehandler code:
>>
>> import org.acegisecurity.**Authentication;
>> import org.acegisecurity.context.**SecurityContextHolder;
>> import org.apache.log4j.Logger;
>> import org.apache.myfaces.trinidad.**component.core.data.CoreTree;
>> import org.apache.myfaces.trinidad.**event.FocusEvent;
>> import org.apache.myfaces.trinidad.**model.ChildPropertyTreeModel;
>> import org.apache.myfaces.trinidad.**model.RowKeySet;
>> import org.apache.myfaces.trinidad.**model.TreeModel;
>>
>> import javax.faces.context.**ExternalContext;
>> import javax.faces.context.**FacesContext;
>> import javax.servlet.http.**HttpServletResponse;
>> import java.io.*;
>> import java.util.ArrayList;
>> import java.util.Iterator;
>> import java.util.List;
>>
>> /**
>> * A Simple tree model used to create a graphical tree representation
>> for a
>> * given directory.
>> *
>> * @author Ric Smith, Oracle Corp.
>> */
>> @SessionScoped
>> public class FileTreeHandler implements Serializable {
>>
>> /** Apache tree model. */
>> private TreeModel treeModel;
>> private static final long serialVersionUID = 1L;
>>
>> /** Was a node found. */
>> private boolean foundDirectory = false;
>>
>> //private RowKeySet disclosedEntries;
>> private CoreTree tree;
>> private Object clickedNodeRowKey;
>>
>>
>> /** Logging for the class. */
>> private Logger logger = Logger.getLogger(this.**getClass());
>>
>> /**
>> * Constructor.
>> * Reads the given directory.
>> * Sets the treeModel nodes for all files and directories in the
>> * input directory.
>> *
>> * @param baseDirectory
>> */
>> //RowKeySetImpl rowKeySet = new RowKeySetImpl();
>> public FileTreeHandler(String baseDirectory) {
>> logger.debug("In constructor");
>> List<FileNode> nodes = new ArrayList<FileNode>();
>> Authentication authentic =
>> SecurityContextHolder.**getContext().**getAuthentication();
>> String username = authentic.getName(); // Storing logged in
>> username
>> into String
>> String dir = baseDirectory + "/" + username;
>> FileNode rootNode = buildFileTree(dir);
>> if (rootNode.getChildCount() == 0) {
>> setFoundDirectory(false);
>> } else {
>> setFoundDirectory(true);
>> }
>> nodes.add(rootNode);
>> treeModel = new ChildPropertyTreeModel(nodes, "children") {
>> public boolean isContainer() {
>> return ((FileNode) getRowData()).getChildCount() > 0;
>> }
>> };
>>
>> //UIXHierarchy tree = (UIXHierarchy)treeModel.**getRowData();
>> // RowKeySet disclosedEntries = new RowKeySetTreeImpl();
>> //disclosedEntries.**setCollectionModel(treeModel);
>> }
>>
>> /**
>> * Simple action event used to init the download of a file within the
>> tree.
>> *
>> *
>> * @param evt
>> * @throws IOException
>> */
>> public void downloadFile(String evt) throws IOException {
>> FileNode selectedNode = ((FileNode) treeModel.getRowData());
>> if (!selectedNode.isDir()) {
>> File selectedFile = selectedNode.getFile();
>> downloadFile(selectedFile);
>> }
>> }
>>
>> /**
>> * A helper method to setup the current session for the download.
>> *
>> * @param file
>> * @throws IOException
>> */
>> private static void downloadFile(File file) throws IOException {
>>
>> FacesContext facesContext = FacesContext.**getCurrentInstance();
>> ExternalContext extContext = facesContext.**
>> getExternalContext();
>> Long length = file.length();
>>
>> HttpServletResponse response = (HttpServletResponse) extContext
>> .getResponse();
>> //response.setContentType("**applicatiion/octet-stream");
>> response.setHeader("Content-**Disposition",
>> "attachment;filename=\""
>> + file.getName() + "\"");
>> response.setContentLength((**int) length.intValue());
>>
>> InputStream in = new FileInputStream(file);
>> OutputStream out = response.getOutputStream();
>>
>> byte[] buf = new byte[4096];
>> int count;
>> while ((count = in.read(buf)) >= 0) {
>> out.write(buf, 0, count);
>> }
>> count = 0;
>> while ((count = in.read(buf)) >= 0) {
>> out.write(buf, 0, count);
>> }
>> in.close();
>> out.flush();
>> out.close();
>> facesContext.responseComplete(**);
>> }
>>
>> /**
>> * Generates a tree of FileNodes for a given dir.
>> *
>> * @param dirpath
>> * @return
>> */
>> private static FileNode buildFileTree(String dirpath) {
>> File root = new File(dirpath);
>> return visitAllDirsAndFiles(root);
>> }
>>
>>
>> /* public void handleRowDisclosure(**RowDisclosureEvent
>> rowDisclosureEvent)
>> throws Exception {
>> Object rowKey = null;
>> UIXHierarchy rowData = null;
>> String viewDefName = null;
>> TreeModel treemodel = (TreeModel)rowDisclosureEvent.**
>> getSource();
>> RowKeySet rks = rowDisclosureEvent.**getAddedSet();
>> if (rks != null) {
>> int setSize = rks.size();
>> if (setSize > 1) {
>> throw new Exception("Unexpected multiple row disclosure row
>> sets");
>> }
>>
>> if (setSize == 0)
>> return;
>> rowKey = rks.iterator().next();
>> treemodel.setRowKey(rowKey);
>> rowData = (UIXHierarchy)treemodel.**getRowData();
>>
>> if (rowData.getContainerRowKey() != null) {
>> viewDefName =
>> rowData.getContainerRowKey().**g;
>> }
>> }
>> } */
>>
>> /**
>> * Recurses over a given directory.
>> *
>> * @param dir
>> * @return
>> */
>> private static FileNode visitAllDirsAndFiles(File dir) {
>> FileNode parentNode = process(dir);
>> if (dir.isDirectory()) {
>> String[] children = dir.list();
>> for (int i = 0; i < children.length; i++) {
>> FileNode childNode = visitAllDirsAndFiles(new File(dir,
>> children[i]));
>> parentNode.getChildren().add(**childNode);
>> }
>> }
>> return parentNode;
>> }
>>
>> /**
>> * Creates a file node for a given file. Any file processing should
>> be
>> done
>> * here.
>> *
>> * @param dir
>> * @return FileNode
>> */
>> public static FileNode process(File dir) {
>> FileNode node = new FileNode(dir);
>> return node;
>> }
>>
>> public void clickTree(FocusEvent event)
>> {
>> RowKeySet rks = getTree().getDisclosedRowKeys(**);
>> rks.invert();
>>
>> List<List> clickedNodePath = (List<List>) clickedNodeRowKey;
>> Iterator i = getTree().getDisclosedRowKeys(**).iterator();
>>
>> boolean closedNode = false;
>> while (i.hasNext()) {
>> List openNodePath = (List) i.next();
>> if (openNodePath.equals(**clickedNodeRowKey)) {
>> rks.remove(clickedNodePath);
>> closedNode = true;
>> }
>> }
>>
>> // open clicked node
>> if (!closedNode) {
>> rks.add(clickedNodePath);
>> }
>>
>> }
>> /*public void handleRowDisclosure(**RowDisclosureEvent event)
>> {
>> RowKeySet added = event.getAddedSet();
>> RowKeySet removed = event.getRemovedSet();
>> if(disclosedEntries == null)
>> {
>> disclosedEntries = added;
>> }
>> else
>> {
>> if(!added.isEmpty())
>> {
>> disclosedEntries.addAll(added)**;
>> }
>> if(!removed.isEmpty())
>> {
>> disclosedEntries.removeAll(**removed);
>> }
>> }
>> }*/
>>
>> public void setTreeModel(TreeModel treeModel) {
>> this.treeModel = treeModel;
>> }
>>
>> public TreeModel getTreeModel() {
>> return treeModel;
>> }
>>
>> public boolean getFoundDirectory() {
>> return foundDirectory;
>> }
>>
>> public void setFoundDirectory(boolean foundDirectory) {
>> this.foundDirectory = foundDirectory;
>> }
>>
>> public void setTree(CoreTree tree) {
>> this.tree = tree;
>> }
>>
>> public CoreTree getTree() {
>> return tree;
>> }
>> public void setClickedNodeRowKey(Object clickedNodeRowKey) {
>> this.clickedNodeRowKey = clickedNodeRowKey;
>> }
>> public Object getClickedNodeRowKey() {
>> return clickedNodeRowKey;
>> }
>>
>> /* public RowKeySetImpl getRowKeySet()
>> {
>> return rowKeySet;
>> }
>>
>> public void setRowKeySet(RowKeySetImpl rowKeySet)
>> {
>> this.rowKeySet = rowKeySet;
>> } */
>>
>>
>> }
>>
>> However, I'm using Spring here. I know I'm doing something wrong, but no
>> idea. Please help.
>>
>> Thanks
>>
>>
>>
>
>
