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private void TestForm_Load(object sender, EventArgs e)
{
foreach (Control control in panel1.Controls)
{
control.MouseEnter += new EventHandler(panel1_MouseEnter);
control.MouseLeave += new EventHandler(panel1_MouseLeave);
}
}
private void panel1_MouseEnter(object sender, EventArgs e)
{
panel1.BackColor = Color.Red;
}
private void panel1_MouseLeave(object sender, EventArgs e)
{
panel1.BackColor = SystemColors.Control;
}