public static void showForm(IntPtr mainFormHandle, bool fromToolbar, int tabIndex)
{
if (mSettingsForm.IsDisposed)
{
mSettingsForm = new FormSettings();
}
mSettingsForm.mMainFormHandle = mainFormHandle;
mSettingsForm.isFromToolbar = fromToolbar;
mSettingsForm.tabIndex = tabIndex;
mSettingsForm.Show();
mSettingsForm.Focus();
}
