C++ (Qt)setWindowFlags(windowFlags() ^ Qt::WindowMinimizeButtonHint);
_NET_SHOWING_DESKTOP desktop, CARDINAL/32Some Window Managers have a "showing the desktop" mode in which windows are hidden, and the desktop background is displayed and focused. If a Window Manager supports the _NET_SHOWING_DESKTOP hint, it MUST set it to a value of 1 when the Window Manager is in "showing the desktop" mode, and a value of zero if the Window Manager is not in this mode.If a Pager wants to enter or leave the mode, it MUST send a _NET_SHOWING_DESKTOP client message to the root window requesting the change:_NET_SHOWING_DESKTOP message_type = _NET_SHOWING_DESKTOP format = 32 data.l[0] = boolean 0 or 1 other data.l[] elements = 0The Window Manager may choose to ignore this client message.