public TagTextBox()
{
tagsAvailable = new List<String>();
tags = new List<String>();
lbSuggestions = new ListBox();
lbSuggestions.Dock = DockStyle.Fill;
lbSuggestions.Margin = Padding.Empty;
lbSuggestions.Padding = Padding.Empty;
lbSuggestions.GotFocus += new EventHandler(lbSuggestions_GotFocus);
lbSuggestions.MouseClick += new MouseEventHandler(lbSuggestions_MouseClick);
popup = new Popup(lbSuggestions);
popup.TopLevel = true;
popup.AutoClose = false;
InitializeComponent();
}
private void SetOwnerItem(Control control)
{
if (control == null)
{
return;
}
if (control is Popup)
{
Popup popupControl = control as Popup;
ownerPopup = popupControl;
ownerPopup.childPopup = this;
OwnerItem = popupControl.Items[0];
return;
}
else if (opener == null)
{
opener = control;
}
if (control.Parent != null)
{
SetOwnerItem(control.Parent);
}
}