void TextCheckBox_CheckedChanged (object sender, EventArgs e)
{
if (_textCheckBox.Checked) {
_toolBarButton1.Text = "Open";
_toolBarButton2.Text = "Save";
_toolBarButton4.Text = "Exit The Application Right Now";
} else {
_toolBarButton1.Text = string.Empty;
_toolBarButton2.Text = string.Empty;
_toolBarButton4.Text = string.Empty;
}
}