private void NavigationTree_OnItemInvoked(TreeView sender, TreeViewItemInvokedEventArgs args)
{
if (args.InvokedItem is GroupItem group)
{
ViewModel.Title = group.Text;
SplitViewFrame.Navigate(typeof(EntriesPage), group);
}
}
private void TestTreeViewContentMode_ItemInvoked(TreeView sender, TreeViewItemInvokedEventArgs args)
{
var item = args.InvokedItem as TreeViewItemSource;
Results.Text = "ItemClicked:" + item.Content;
if (!_disableClickToExpand)
{
item.IsExpanded = !item.IsExpanded;
}
}
/// <summary>
/// The ItemInvoked event is ONLY fired when a treeview node's TEXT is tapped.
/// It is NOT fired when the node's checkbox is checked or unchecked.
/// It is NOT fired when the expander "handles" are tapped to expand or collapse a node's children.
/// </summary>
/// <remarks>
/// Note that the ItemInvoked event fires BEFORE the Tapped event.
/// </remarks>
private async void DessertTree_OnItemInvoked(TreeView sender, TreeViewItemInvokedEventArgs e)
{
ContentDialog treeViewItemInvoked = new ContentDialog()
{
Title = "TreeView",
Content = $"Node '{((Item)e.InvokedItem).Name}' was tapped.",
CloseButtonText = "OK"
};
await treeViewItemInvoked.ShowAsync();
}
private void TestTreeView_ItemInvoked(TreeView sender, TreeViewItemInvokedEventArgs args)
{
var data = ((TreeViewNode)args.InvokedItem).Content.ToString();
Results.Text = "ItemClicked:" + data;
if (!_disableClickToExpand)
{
var node = args.InvokedItem as TreeViewNode;
node.IsExpanded = !node.IsExpanded;
}
}
private void TreeView_ItemInvoked(Microsoft.UI.Xaml.Controls.TreeView sender, Microsoft.UI.Xaml.Controls.TreeViewItemInvokedEventArgs args)
{
if (args.InvokedItem is Chapter)
{
var chap = args.InvokedItem as Chapter;
if (chap.Children.Count == 0)
{
MainPage.MainFrame.Navigate(typeof(ChapterView), chap);
}
}
}
private void MainTreeView_ItemInvoked(Microsoft.UI.Xaml.Controls.TreeView sender, Microsoft.UI.Xaml.Controls.TreeViewItemInvokedEventArgs args)
{
var content = ((Microsoft.UI.Xaml.Controls.TreeViewNode)args.InvokedItem).Content;
if (content is KeyValuePair <string, string> c)
{
DetailsBlock.Text = c.Value;
}
else if (content is KeyValuePair <string, JToken> j)
{
DetailsBlock.Text = j.Value.ToString();
}
}
void Handler(object sender, TreeViewItemInvokedEventArgs e) => eventHandler(e);
