public void SetLeftIndentLengthSettings()
{
var indentLength = TreeViewItemExtension.GetItemIndentLength(AttachedFrameworkElement);
var count = AttachedFrameworkElement.FindAscendantCount <TreeViewItem, TreeView>();
var leftIndentLengthDelta = count > 0 ? indentLength * count : 0;
_templateSettings.SetValue(TreeViewItemTemplateSettings.ItemIndentThicknessDeltaProperty, new Thickness(leftIndentLengthDelta, 0, 0, 0));
}
private void HidePassword()
{
var start = _revealTextBox.SelectionStart;
var length = _revealTextBox.SelectionLength;
_revealTextBox.Visibility = Visibility.Collapsed;
AttachedFrameworkElement.Focus();
AttachedFrameworkElement.GetType().GetMethod("Select", BindingFlags.Instance | BindingFlags.NonPublic)
.Invoke(AttachedFrameworkElement, new object[] { start, length });
}
public override void OnApplyRequestedTheme(ElementTheme requestedTheme)
{
var elementType = AttachedFrameworkElement.GetType();
var style = RequestedThemeFactory.Current.Create(elementType, requestedTheme);
AttachedFrameworkElement.SetValue(FrameworkElement.StyleProperty, style);
AttachedFrameworkElement.UpdateLayout();
AttachedFrameworkElement.UpdateDefaultStyle();
OnApplyTemplate();
ChangeVisualState(true);
}
private TextControlSelection GetSelection()
{
var selection =
AttachedFrameworkElement.GetValue <TextSelection>("Selection",
BindingFlags.NonPublic | BindingFlags.Instance);
var textRangeType = selection.GetType().GetInterfaces().FirstOrDefault(x => x.Name == "ITextRange");
var startTextPointer = textRangeType.GetValue <object>(selection, "Start");
var endEndTextPointer = textRangeType.GetValue <object>(selection, "End");
var start = startTextPointer.GetValue <int>("Offset", BindingFlags.Instance | BindingFlags.NonPublic);
var end = endEndTextPointer.GetValue <int>("Offset", BindingFlags.Instance | BindingFlags.NonPublic);
return(new TextControlSelection
{
Start = start,
End = end
});
}
protected override void RegisterEvents()
{
AttachedFrameworkElement.SetCurrentValue(UIElement.FocusableProperty, false);
AddPropertyChangedHandler(TreeViewItem.IsSelectedProperty, OnPropertyChanged);
}
