static void
file_manager(int width, int height, struct nk_context *ctx)
{
	if (nk_begin(ctx, "File Manager", nk_rect(0, 0, width, height ),
		NK_WINDOW_NO_SCROLLBAR))
	{
	nk_layout_row_dynamic(ctx, height - 48, 2); /* todo figure out why there is border padding */

	if (nk_group_begin(ctx, "File Tree", NK_WINDOW_BORDER))
	{
		if (nk_tree_push(ctx, NK_TREE_NODE, "/", NK_MAXIMIZED))
		{
			if (nk_tree_push(ctx, NK_TREE_NODE, "/bin", NK_MAXIMIZED))
			{
				nk_layout_row_dynamic(ctx, 30, 1);
				nk_label(ctx, "file 1", NK_TEXT_ALIGN_LEFT);
				nk_label(ctx, "file 2", NK_TEXT_ALIGN_LEFT);
				nk_label(ctx, "file 3", NK_TEXT_ALIGN_LEFT);
				nk_label(ctx, "file 4", NK_TEXT_ALIGN_LEFT);
				nk_tree_pop(ctx);
			}
			nk_layout_row_dynamic(ctx, 30, 1);
			nk_label(ctx, "dhtt", NK_TEXT_ALIGN_LEFT);
			nk_tree_pop(ctx);
		}

		nk_group_end(ctx);
	}

	if (nk_group_begin(ctx, "column2", NK_WINDOW_BORDER)) {
		nk_layout_row_dynamic(ctx, 30, 1);
		nk_label(ctx, "file 1", NK_TEXT_CENTERED);

		nk_layout_row_dynamic(ctx, 30, 1);
		nk_label(ctx, "file 2", NK_TEXT_CENTERED);

		nk_group_end(ctx);
	}

	/* command prompt section */
	nk_layout_row_static(ctx, 30, width, 1);
	if (nk_group_begin(ctx, "command prompt", NK_WINDOW_BORDER))
	{
		nk_label(ctx, "ls /", NK_TEXT_ALIGN_LEFT);

		nk_group_end(ctx);
	}
	};
	nk_end(ctx);
}