private TextBox GenerateTextBox()
{
TextBox tb = new TextBox
{
TextAlignment = TextAlignment.Center,
MaxLength = 4,
Width = 40,
Height = 20
};
if (Application.Current != null)
{
tb.Style = (Style)Application.Current.TryFindResource("DarkTextBoxStyle");;
}
Binding binding = new Binding("Value")
{
Converter = new ToolSizeToIntConverter(),
Mode = BindingMode.TwoWay
};
tb.SetBinding(TextBox.TextProperty, binding);
TextBoxFocusBehavior behavor = new TextBoxFocusBehavior
{
FillSize = true
};
Interaction.GetBehaviors(tb).Add(behavor);
return(tb);
}
private static void OnFocusRecieved(DependencyObject sender, DependencyPropertyChangedEventArgs args)
{
var behaviors = Interaction.GetBehaviors(sender);
// Remove the existing behavior instances
foreach (var old in behaviors.OfType<TextBoxFocusBehavior>().ToArray())
behaviors.Remove(old);
if ((bool)args.NewValue)
{
// Creates a new behavior and attaches to the target
var behavior = new TextBoxFocusBehavior();
// Apply the behavior
behaviors.Add(behavior);
}
}
