private void whichObjectsComboBox_SelectedIndexChanged(object sender, EventArgs e) { whichObjects = (WhichObjectsEnum)whichObjectsComboBox.SelectedIndex; animatedObjects = whichObjects == WhichObjectsEnum.woZombie || whichObjects == WhichObjectsEnum.woHumanFemale; animateCheckBox.Visible = animatedObjects; animationInitialized = false; planeUnitsPanel.Visible = whichObjects == WhichObjectsEnum.woPlane || whichObjects == WhichObjectsEnum.woRandom; }