System.Windows.Forms.ThemeWin32Classic.CalcPopupMenuSize C# (CSharp) Method

		public override void CalcPopupMenuSize (Graphics dc, Menu menu)
		{
			int x = 3;
			int start = 0;
			int i, n, y, max;

			menu.Height = 0;

			while (start < menu.MenuItems.Count) {
				y = 3;
				max = 0;
				for (i = start; i < menu.MenuItems.Count; i++) {
					MenuItem item = menu.MenuItems [i];

					if ((i != start) && (item.Break || item.BarBreak))
						break;

					CalcItemSize (dc, item, y, x, false);
					y += item.Height;

					if (item.Width > max)
						max = item.Width;
				}

				// Replace the -1 by the menu width (separators)
				for (n = start; n < i; n++, start++)
					menu.MenuItems [n].Width = max;

				if (y > menu.Height)
					menu.Height = y;

				x+= max;
			}

			menu.Width = x;
			
			//space for border
			menu.Width += 2;
			menu.Height += 2;

			menu.Width += SM_CXBORDER;
    		menu.Height += SM_CYBORDER;
		}