sekilli form c#

c# da farklı formlarla oğraşanlar için farklı bişey.


using System.Drawing.Drawing2D; //bunu referans edin.


privatevoid Form1_Load(object sender, EventArgs e)
{
GraphicsPath red = newGraphicsPath(FillMode.Winding);
red.AddRectangle(newRectangle(0, 0, this.Width, this.Height));
Region codding = newRegion(red);
GraphicsPath cw = newGraphicsPath(FillMode.Winding);
cw.AddRectangle(newRectangle(50, 50, this.Width - 70, this.Height - 70));
Region cay = newRegion(cw);
codding.Xor(cay);
this.Region = codding;
}
//.