c#单击窗体按钮消失代码怎么写？

public
partial
class
Form1
:
Form
{
int
offset
=
5;
public
Form1()
{
InitializeComponent();
}
private
void
Form1_Click(object
sender,
EventArgs
e)
{
button1.Visible
=
false;
}
private
void
Form1_DoubleClick(object
sender,
EventArgs
e)
{
button1.Visible
=
true;
}
private
void
Form1_MouseMove(object
sender,
MouseEventArgs
e)
{
if
(button1.Visible)
button1.Location
=
new
Point(e.X
+
offset,
e.Y
+
offset);
}
}

public partial class Form1 : Form
{
int offset = 5;
public Form1()
{
InitializeComponent();
}

private void Form1_Click(object sender, EventArgs e)
{
button1.Visible = false;
}

private void Form1_DoubleClick(object sender, EventArgs e)
{
button1.Visible = true;
}

private void Form1_MouseMove(object sender, MouseEventArgs e)
{
if (button1.Visible)
button1.Location = new Point(e.X + offset, e.Y + offset);
}

}