/// <summary> /// Make sure that the PicBox have the focus, otherwise it doesn´t receive /// mousewheel events !. /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void PicBox_MouseEnter(object sender, EventArgs e) { if (PicBox.Focused == false) { PicBox.Focus(); } }
void pictureBox_MouseEnter(object sender, EventArgs e) { pictureBox.Focus(); }