Package org.apache.myfaces.custom.tree.model

Examples of org.apache.myfaces.custom.tree.model.TreeModel

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    private void createRootNode(FacesContext context)
    {
        HtmlTreeNode node;
        TreeModel model = getModel(context);
        Object root = model.getRoot();
        node = (HtmlTreeNode) context.getApplication().createComponent(HtmlTreeNode.COMPONENT_TYPE);
        String id = createUniqueId(context);
        node.setId(id);

        node.setPath(new TreePath(new Object[]{root}));
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        FacesContext context = FacesContext.getCurrentInstance();

        if (value != null) {
            ValueBinding valueBinding = context.getApplication()
                    .createValueBinding(value);
            TreeModel treeModel = (TreeModel) (valueBinding.getValue(context));

            if (treeModel == null) {
                // create default model
                treeModel = new DefaultTreeModel();
                valueBinding.setValue(context, treeModel);
            }
        }
        int answer = super.doStartTag();
        HtmlTree tree = (HtmlTree) getComponentInstance();

        if (getCreated() && expandRoot) {
            // component was created, so expand the root node
            TreeModel model = tree.getModel(context);

            if (model != null) {
                tree.expandPath(new TreePath(new Object[] { model.getRoot() }),
                        context);
            }
        }

        tree.addToModelListeners();
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        if (valueAttr != null) {
            String value = valueAttr.getValue();
            if (value != null){
                ValueBinding valueBinding = app.createValueBinding(value);
                TreeModel treeModel = (TreeModel) (valueBinding.getValue(context));
       
                if (treeModel == null) {
                    // create default model
                    treeModel = new DefaultTreeModel();
                    valueBinding.setValue(context, treeModel);
                }
            }
        }
       
        HtmlTree tree = (HtmlTree) component;
       
        if (expandRoot)
        {
            // component was created, so expand the root node
            TreeModel model = tree.getModel(context);
   
            if (model != null) {
                tree.expandPath(new TreePath(new Object[] { model.getRoot() }),
                        context);
            }
        }
        tree.addToModelListeners();
    }
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    {
        ValueBinding binding = getValueBinding("model");

        if (binding != null)
        {
            TreeModel model = (TreeModel) binding.getValue(context);
            if (model != null)
            {
                return model;
            }
        }
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     * @param path the <code>TreePath</code> identifying a node
     */
    public void expandPath(TreePath path, FacesContext context)
    {
        // Only expand if not leaf!
        TreeModel model = getModel(context);

        if (path != null && model != null && !model.isLeaf(path.getLastPathComponent()))
        {
            int[] translatedPath = HtmlTreeNode.translatePath(path, getModel(context));
            HtmlTreeNode rootNode = getRootNode();
            if (rootNode == null)
            {
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    private void createRootNode(FacesContext context)
    {
        HtmlTreeNode node;
        TreeModel model = getModel(context);
        Object root = model.getRoot();
        node = (HtmlTreeNode) context.getApplication().createComponent(HtmlTreeNode.COMPONENT_TYPE);
        String id = createUniqueId(context);
        node.setId(id);

        node.setPath(new TreePath(new Object[]{root}));
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        FacesContext context = FacesContext.getCurrentInstance();

        if (value != null) {
            ValueBinding valueBinding = context.getApplication()
                    .createValueBinding(value);
            TreeModel treeModel = (TreeModel) (valueBinding.getValue(context));

            if (treeModel == null) {
                // create default model
                treeModel = new DefaultTreeModel();
                valueBinding.setValue(context, treeModel);
            }
        }
        int answer = super.doStartTag();
        HtmlTree tree = (HtmlTree) getComponentInstance();

        if (getCreated() && parseBoolean(expandRoot)) {
            // component was created, so expand the root node
            TreeModel model = tree.getModel(context);

            if (model != null) {
                tree.expandPath(new TreePath(new Object[] { model.getRoot() }),
                        context);
            }
        }

        tree.addToModelListeners();
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        {
            // nothing to do
            return;
        }

        TreeModel model = getTreeModel(context);
        int childCount = model.getChildCount(getUserObject());
        int pathUpdateIndex = getTranslatedPath().length;

        for (int i = 0; i < children.length; i++)
        {
            int index = children[i];
            translateChildrenPath(pathUpdateIndex, index, 1);
            Object userObject = model.getChild(getUserObject(), index);
            addNode(model, userObject, index, childCount, context);
        }
    }
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        {
            // nothing to do
            return;
        }

        TreeModel model = getTreeModel(context);

        for (int i = 0; i < children.length; i++)
        {
            int index = children[i];
            Object userObject = model.getChild(getUserObject(), index);
            HtmlTreeNode node = (HtmlTreeNode) getChildren().get(index);
            node.setUserObject(userObject);
            // todo: modify path????
        }
    }
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        this.expanded = expanded;

        if (expanded)
        {
            FacesContext context = FacesContext.getCurrentInstance();
            TreeModel model = getTreeModel(context);
            int childCount = model.getChildCount(getUserObject());

            for (int i = 0; i < childCount; i++)
            {
                Object child = model.getChild(getUserObject(), i);
                HtmlTreeNode node = createNode(model, child, childCount, i, context);
                getChildren().add(node);
            }
            layout[layout.length - 1] -= OFFSET;
        } else
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Related Classes of org.apache.myfaces.custom.tree.model.TreeModel

  • org.apache.myfaces.custom.tree.HtmlTree
  • org.apache.myfaces.custom.tree.HtmlTreeNode
  • org.apache.myfaces.custom.tree.taglib.AbstractTreeTag
  • org.apache.myfaces.custom.tree.taglib.TreeTag
  • org.apache.myfaces.custom.tree.taglib.TreeTagHandler
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