As it changes, regardless of which collection from whence the item came, each item control is updated, as data binding is supposed to work.First, instead of setting the grid’s Data Context to the actual data, shared with the treeview and the textboxes, we bind it to the currently selected treeview item: Now, the treeview will show the data we wanted it to show, as before, but as the user changes the selection, the treeview’s Selected Item property changes, which updates the grid’s Data Context, which signals the textboxes, bound to properties on grid’s Data Context (because the Data Context property is inherited and we haven’t overridden it on the textboxes), and the textboxes are updated.When right click an item in datagrid, I want to locate the item on treeview.But now the issue is when I iterate the treeview, say, I have an item called A11.As you will learn in this article, you need just a bit of extra work for this to happen, but fortunately, WPF makes this pretty easy.There are two different scenarios that you may or may not want to handle when dealing with data source changes: Changes to the list of items and changes in the bound properties in each of the data objects.
There is currently a cosmetic bug where the displayed total and visible node values can get out of sync, but I have not spent much time fixing it since it is minor. My Tree View is bound to an Observable Collection and uses Hierarchical Data Templates. Only when users click a node in tree, a web service call will be sent to get its child items.My App has a Tab Control, Tree View is on one tabpage, the other tabpage has a datagrid, it has some data selected from treeview.I’ve added the download link to the original post: Happy coding 🙂 .When a property is changed through my property grid, I want to make sure the tree is up to date. OK I've been getting flack from people when I complained about the slow the WPF Tree View, and that I'm just using it wrong.Well ok, here is my WPF Tree List View, and I dare anyone to use the WPF Tree View to get anywhere close to this performance. The demo basically creates a Tree List View with 3 columns that displays the virtualized data.However, when the application loads, it doesn't update, for some reason.Intrigued, I stripped it down to its basics, like this: @ofstream I didn't downvote, but I suspect it's because this question doesn't show any research effort.private void rad Property Grid Node_Property Value Changed(object sender, Property Grid Item Value Changed Event Args e) Refresh() does not work. How can I programmatically update the tree so that it fires the Node Formatting event (where my nodes are updated)?