private void PositionToolStripMenuItemClick(object sender, EventArgs e)
{
var p = (PictureBox) ContextTarget;
int w = p.Width;
int h = p.Height;
int x = p.Location.X;
int y = p.Location.Y;
var le = new LayoutEditor {X = x, Y = y, W = w, H = h};
if (le.ShowDialog(this) == DialogResult.OK)
{
_pnlCameras.PositionPanel(p, new Point(le.X, le.Y), le.W, le.H);
}
le.Dispose();
}