protected override void OnMouseDown(MouseEventArgs mea)
{
base.OnMouseDown(mea); // allow base to process first
_MousePosition = new Point(mea.X, mea.Y);
if (MouseDownRubberBand(mea))
return;
HitListEntry hle = this.GetHitListEntry(mea);
SetHitListCursor(hle); // set the cursor based on the hit list entry
if (mea.Button != MouseButtons.Left || hle == null)
return;
if (hle.pi.HyperLink != null)
{
Viewer rv = this.Parent as Viewer;
bool bInvoke = true;
if (rv != null)
{
HyperlinkEventArgs hlea = new HyperlinkEventArgs(hle.pi.HyperLink);
rv.InvokeHyperlink(hlea); // reset any mousemove
bInvoke = !hlea.Cancel;
}
try
{
if (bInvoke)
System.Diagnostics.Process.Start(hle.pi.HyperLink);
}
catch (Exception ex)
{
MessageBox.Show(string.Format("Unable to link to {0}{1}{2}",
hle.pi.HyperLink, Environment.NewLine, ex.Message), "HyperLink Error");
}
}
}
internal void InvokeHyperlink(HyperlinkEventArgs hlea)
{
if (Hyperlink != null)
Hyperlink(this, hlea);
}