摘要： 窗体边框样式设为NONE private void Form1_Load(object sender, EventArgs e) { TransparencyKey = Color.White; Image BackgroundImage = Bitmap.FromFile("E:\\DDD.jpg"); BitmapRegion BitmapRegion = new BitmapRegion();//此为生成不规则窗体和控件的类 BitmapRegion.CreateControlRegion(this, new Bitmap("E:\\DDD.jpg" 阅读全文