Why do you use frames anyway? If you want to pass things between
frames javascript is the only way, but I don't see what's the point of
using frames when you have framework capable of Ajax partial page
updates.
-Matej
On 11/1/07, Devin Venable <[EMAIL PROTECTED]> wrote:
> I posted a question a few days ago on how to best deal with frames, in
> particular how to pass arguments between a tree view in one frame and
> a list view in another. I didn't get any takers.
>
> I finally determined that there was no good way other than to use
> plain-old javascript to push values from the tree up to the parent
> frame, where they are dispersed to the other frames.
>
> I wanted to use LinkTree, but really didn't need most of the features
> other than the look and feel. I just needed to be able to insert an
> onclick link that would pass a value to my parent frame.
>
> After a lot of digging I came up with a solution that worked, but
> seems verbose for the job I'm attempting. My question for dear reader
> is this: Can you propose an more concise solution?
>
>
> public class CategoryTree extends LinkTree
> {
> @Override
> protected Component newNodeComponent(String id, IModel model)
> {
> return new LinkIconPanel(id, model, CategoryTree.this)
> {
> private static final long serialVersionUID = 1L;
>
> protected void onNodeLinkClicked(TreeNode node,
> BaseTree tree,
> AjaxRequestTarget target)
> {
> super.onNodeLinkClicked(node, tree, target);
> CategoryTree.this.onNodeLinkClicked(node,
> tree, target);
> }
>
> protected Component newContentComponent(String
> componentId,
> BaseTree tree, IModel model)
> {
> Label l = new Label(componentId, model)
> {
> private static final long serialVersionUID =
> 1L;
>
> @Override
> protected void onComponentTag(ComponentTag tag)
> {
> super.onComponentTag(tag);
> tag.put("onclick",
> "parent.notifyViews(this.getAttribute('catalogid'))");
>
> }
> };
>
> DefaultMutableTreeNode n =
> (DefaultMutableTreeNode)model.getObject();
>
> if (n.getUserObject() instanceof EcCategoryTreeNode)
> {
> EcCategoryTreeNode ec =
> (EcCategoryTreeNode)n.getUserObject();
> l.add(new SimpleAttributeModifier("catalogid", "" +
> ec.getId()));
> }
>
> return l;
> };
> };
> }
>
> public CategoryTree(String s, TreeModel tm)
> {
> super(s,tm);
> this.setLinkType(LinkType.REGULAR);
> }
>
> }
>
> Devin
>
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