Package com.google.gwt.user.client.ui

Examples of com.google.gwt.user.client.ui.Tree.addOpenHandler()

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      // Temporarily add an item so we can expand this node
      item.addItem("");
    }

    // Add a handler that automatically generates some children
    dynamicTree.addOpenHandler(new OpenHandler<TreeItem>() {
      public void onOpen(OpenEvent<TreeItem> event) {
        TreeItem item = event.getTarget();
        if (item.getChildCount() == 1) {
          // Close the item immediately
          item.setState(false, false);
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        tree.addCloseHandler( new CloseHandler<TreeItem>() {
            public void onClose(CloseEvent<TreeItem> event) {
                swapTitleWithUserObject( event.getTarget() );
            }
        } );
        tree.addOpenHandler( new OpenHandler<TreeItem>() {
            public void onOpen(OpenEvent<TreeItem> event) {
                swapTitleWithUserObject( event.getTarget() );
            }
        } );
        layout.addRow( tree );
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    for (int i = 0; i < pubInfoList.size(); i++) {
      TreeItem item = dynamicTree.addItem(pubInfoList.get(i).getPublisherID());
      item.addItem("");
    }

    dynamicTree.addOpenHandler(new OpenHandler<TreeItem>() {
      public void onOpen(OpenEvent<TreeItem> event) {
        final TreeItem item = event.getTarget();
        dashboardService.getDataSources(event.getTarget().getText(), new AsyncCallback<ArrayList<DataSourceInfo>>() {

          public void onSuccess(ArrayList<DataSourceInfo> result) {
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        tree.addCloseHandler( new CloseHandler<TreeItem>() {
            public void onClose(CloseEvent<TreeItem> event) {
                swapTitleWithUserObject( event.getTarget() );
            }
        } );
        tree.addOpenHandler( new OpenHandler<TreeItem>() {
            public void onOpen(OpenEvent<TreeItem> event) {
                swapTitleWithUserObject( event.getTarget() );
            }
        } );
        layout.addRow( tree );
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        Window.setTitle("close " + prettyPrint(event.getTarget()));
      }

    });

    t.addOpenHandler(new OpenHandler<TreeItem>() {

      public void onOpen(OpenEvent<TreeItem> event) {
        Window.setTitle("open " + prettyPrint(event.getTarget()));
      }
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      // Temporarily add an item so we can expand this node
      item.addItem("");
    }

    // Add a handler that automatically generates some children
    dynamicTree.addOpenHandler(new OpenHandler<TreeItem>() {
      public void onOpen(OpenEvent<TreeItem> event) {
        TreeItem item = event.getTarget();
        if (item.getChildCount() == 1) {
          // Close the item immediately
          item.setState(false, false);
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        tree.addCloseHandler( new CloseHandler<TreeItem>() {
            public void onClose(CloseEvent<TreeItem> event) {
                swapTitleWithUserObject( event.getTarget() );
            }
        } );
        tree.addOpenHandler( new OpenHandler<TreeItem>() {
            public void onOpen(OpenEvent<TreeItem> event) {
                swapTitleWithUserObject( event.getTarget() );
            }
        } );
        layout.addRow( tree );
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        tree.addCloseHandler( new CloseHandler<TreeItem>() {
            public void onClose(CloseEvent<TreeItem> event) {
                swapTitleWithUserObject( event.getTarget() );
            }
        } );
        tree.addOpenHandler( new OpenHandler<TreeItem>() {
            public void onOpen(OpenEvent<TreeItem> event) {
                swapTitleWithUserObject( event.getTarget() );
            }
        } );
        layout.addRow( tree );
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      // Temporarily add an item so we can expand this node
      item.addItem("");
    }

    // Add a handler that automatically generates some children
    dynamicTree.addOpenHandler(new OpenHandler<TreeItem>() {
      public void onOpen(OpenEvent<TreeItem> event) {
        TreeItem item = event.getTarget();
        if (item.getChildCount() == 1) {
          // Close the item immediately
          item.setState(false, false);
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     * @return
     */
    private Tree getTree(TreeImages resources) {
        Tree tree = new Tree(resources, true);
        tree.addSelectionHandler(selectionHandler);
        tree.addOpenHandler(openHandler);
        tree.setAnimationEnabled(true);
        tree.setSize("100%", "100%");
        // final TreeItem rootItem = tree.addItem(getItemString("Sites", resources.treeRoot()));
        final TreeNode rootNode = new TreeNode("Sites");
        final TreeItem rootItem = createItem(rootNode);
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