private void TextBoxUpDown_KeyDown(object sender, KeyEventArgs e)
{
Control ctl = (Control)sender;
if (e.KeyCode == Keys.Down)
{
if (ctl.TabIndex == 7)
{
tabControl1.SelectedIndex = 1;
cbModify.Focus();
this.SelectNextControl(this, true, true, true, true);
return;
}
this.SelectNextControl(ctl, true, true, true, true);
}
if (e.KeyCode == Keys.Up)
{
if (ctl.TabIndex == 9)
{
tabControl1.SelectedIndex = 0;
cbModify.Focus();
this.SelectNextControl(this, true, true, true, true);
return;
}
this.SelectNextControl(ctl, false, true, true, true);
}