/// <summary>
/// Raises the <see cref="CallTipClick"/> event.
/// </summary>
/// <param name="e">An <see cref="CallTipClickEventArgs"/> that contains the event data.</param>
protected virtual void OnCallTipClick(CallTipClickEventArgs e)
{
EventHandler<CallTipClickEventArgs> handler = Events[_callTipClickEventKey] as EventHandler<CallTipClickEventArgs>;
if (handler != null)
handler(this, e);
}
internal void FireCallTipClick(int arrow)
{
CallTipArrow a = (CallTipArrow)arrow;
OverloadList ol = CallTip.OverloadList;
CallTipClickEventArgs e;
if (ol == null)
{
e = new CallTipClickEventArgs(a, -1, -1, null, CallTip.HighlightStart, CallTip.HighlightEnd);
}
else
{
int newIndex = ol.CurrentIndex;
if (a == CallTipArrow.Down)
{
if (ol.CurrentIndex == ol.Count - 1)
newIndex = 0;
else
newIndex++;
}
else if (a == CallTipArrow.Up)
{
if (ol.CurrentIndex == 0)
newIndex = ol.Count - 1;
else
newIndex--;
}
e = new CallTipClickEventArgs(a, ol.CurrentIndex, newIndex, ol, CallTip.HighlightStart, CallTip.HighlightEnd);
}
OnCallTipClick(e);
if (e.Cancel)
{
CallTip.Cancel();
}
else
{
if (ol != null)
{
// We allow them to alse replace the list entirely or just
// manipulate the New Index
CallTip.OverloadList = e.OverloadList;
CallTip.OverloadList.CurrentIndex = e.NewIndex;
CallTip.ShowOverloadInternal();
}
CallTip.HighlightStart = e.HighlightStart;
CallTip.HighlightEnd = e.HighlightEnd;
}
}