private void GetFlyoutTreeViewItemCount_Click(object sender, RoutedEventArgs e)
{
var listControl = FindVisualChildByName(this.FlyoutTreeView, "ListControl") as TreeViewList;
flyoutTVI = (TreeViewItem)listControl.ContainerFromIndex(0);
Results.Text = (listControl.Items.Count).ToString();
}
public async Task ValidateTreeViewItemSourceChangeUpdatesChevronOpacity()
{
TreeView treeView = null;
ObservableCollection <int> collection = null;
await RunOnUIThread.ExecuteAsync(() =>
{
treeView = new TreeView();
collection = new ObservableCollection <int>();
collection.Add(5);
treeView.ItemsSource = collection;
TestServices.WindowHelper.WindowContent = treeView;
});
await TestServices.WindowHelper.WaitForIdle();
TreeViewItem tvi = null;
await RunOnUIThread.ExecuteAsync(() =>
{
tvi = (TreeViewItem)treeView.ContainerFromItem(5);
Verify.AreEqual(tvi.GlyphOpacity, 0.0);
tvi.ItemsSource = collection;
});
await TestServices.WindowHelper.WaitForIdle();
await RunOnUIThread.ExecuteAsync(() =>
{
Verify.AreEqual(tvi.GlyphOpacity, 1.0);
});
}
public void ValidateTreeViewItemSourceChangeUpdatesChevronOpacity()
{
var collection = new ObservableCollection <int>();
collection.Add(5);
TreeViewItem tvi = null;
TreeView treeView = null;
RunOnUIThread.Execute(() =>
{
treeView = new TreeView();
treeView.ItemsSource = collection;
MUXControlsTestApp.App.TestContentRoot = treeView;
});
IdleSynchronizer.Wait();
RunOnUIThread.Execute(() =>
{
tvi = (TreeViewItem)treeView.ContainerFromItem(5);
Verify.AreEqual(tvi.GlyphOpacity, 0.0);
tvi.ItemsSource = collection;
});
IdleSynchronizer.Wait();
RunOnUIThread.Execute(() =>
{
Verify.AreEqual(tvi.GlyphOpacity, 1.0);
MUXControlsTestApp.App.TestContentRoot = null;
});
}
private void SetupCustomDragUIOverride_Click(object sender, RoutedEventArgs e)
{
List <TreeViewItem> items = FindVisualChildrenByType <TreeViewItem>(this.TestTreeView);
TreeViewItem lastItem = items.Last();
lastItem.DragEnter += Item_DragEnter;
AutomationProperties.SetName(lastItem, "CustomDragUIOverrideDropTarget");
}
/// <summary>
/// Initializes a new instance of the TreeViewItemAutomationPeer class.
/// </summary>
/// <param name="owner">The TreeViewItem control instance to create the peer for.</param>
public TreeViewItemAutomationPeer(TreeViewItem owner) : base(owner)
{
}
