Gtk.Window.prototype.set_skip_taskbar_hint

function set_skip_taskbar_hint(setting:Boolean):void {
    // Gjs wrapper for gtk_window_set_skip_taskbar_hint()
}

Windows may set a hint asking the desktop environment not to display the window in the task bar. This function sets this hint.

Since 2.2

setting

true to keep this window from appearing in the task bar