private void starButton4_ClickButton(object sender, EventArgs e) { BrowseFile.ShowDialog(); var f = BrowseFile.FileName; if (new System.IO.FileInfo(f).Exists == false) { return; } ClassIcon = new Bitmap(f); ClassIcon = new Bitmap(ClassIcon, new Size(IconBox.Width, IconBox.Height)); IconBox.Image = ClassIcon; IconBox.Invalidate(); Invalidate(); }