According to http://standards.freedesktop.org/wm-spec/wm-spec-1.3.html an unmapped window should be in iconic state. The difference between an unmapped window and an iconic window is that _NET_WM_STATE_HIDDEN should be set for a minimized or iconic window.
According to http://standards.freedesktop.org/wm-spec/wm-spec-1.3.html an
unmapped window should be in iconic state. The difference between an
unmapped window and an iconic window is that _NET_WM_STATE_HIDDEN should
be set for a minimized or iconic window.

jordemort/e17,jordemort/e17,jordemort/e17