private static void IsDropdownOpenedPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
bool b = (bool)e.NewValue;
DropdownTextBox db = d as DropdownTextBox;
db.OnDropdownStateChanged(b);
}
private static void DropItemsPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
DropdownTextBox dt = d as DropdownTextBox;
if (dt != null)
{
IEnumerable oldval, newval;
oldval = (IEnumerable)e.OldValue;
newval = (IEnumerable)e.NewValue;
dt.OnDropItemsChanged(oldval, newval);
}
}
private static void TextPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
DropdownTextBox db = d as DropdownTextBox;
db.OnTextChanged();
}