GTK Packer (Cont.) /* and add 3 other buttons. */ gtk_packer_add(GTK_PACKER(packer), button2, GTK_SIDE_TOP, GTK_ANCHOR_EAST, 0, 1, 0, 0, 1, 1); gtk_packer_add(GTK_PACKER(packer), button3, GTK_SIDE_BOTTOM, GTK_ANCHOR_WEST, GTK_PACK_EXPAND, 1, 0, 0, 1, 1); gtk_packer_add(GTK_PACKER(packer), button4, GTK_SIDE_BOTTOM, GTK_ANCHOR_SOUTH_EAST, GTK_PACK_EXPAND|GTK_FILL_X, 1, 0, 0, 1, 1); The window would look like this: