public void SetSupportedDragDropEffects(DragDropEffectsEx effects, DragDropEffectsEx defaultEffect = DragDropEffectsEx.Copy)
{
ContextMenu.Items.Clear();
foreach (var e in Enum.GetValues(typeof(DragDropEffectsEx)))
{
DragDropEffectsEx curEffect = (DragDropEffectsEx)e;
if (curEffect != DragDropEffectsEx.None && effects.HasFlag(curEffect))
{
var header = new TextBlock()
{
Text = curEffect.ToString()
};
if (curEffect.Equals(defaultEffect))
{
header.FontWeight = FontWeights.Bold;
ContextMenu.Items.Insert(0, new MenuItem()
{
Tag = e, Header = header
});
}
else
{
ContextMenu.Items.Add(new MenuItem()
{
Tag = e, Header = header
});
}
}
}
}
