private void tabControl1_SelectedIndexChanged(object sender, EventArgs e)
{
// keep disabled unless we're on the hex tab:
int n;
if (tabControl1.SelectedTab == interpreterTab && GetSelected(out n) && n >= 0)
{
if (interpreterControl.treeView1.Nodes.Count > 0)
{
interpreterControl.treeView1.Nodes[0].Expand();
}
}
if (tabControl1.SelectedTab == metaDataPage)
{
RefreshMetaData();
}
}