/* * Copyright (c) 2019 Jiri Svoboda * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * - Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * - The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /** @addtogroup libdisplay * @{ */ /** @file */ #ifndef _LIBDISPLAY_PRIVATE_DISPLAY_H_ #define _LIBDISPLAY_PRIVATE_DISPLAY_H_ #include <adt/list.h> #include <async.h> #include <fibril_synch.h> #include <io/kbd_event.h> #include <io/pos_event.h> #include <stdbool.h> #include <stddef.h> #include <stdint.h> /** Display server session structure */ struct display { /** Session with display server */ async_sess_t *sess; /** Synchronize access to display object */ fibril_mutex_t lock; /** @c true if callback handler terminated */ bool cb_done; /** Signalled when cb_done or ev_pending is changed */ fibril_condvar_t cv; /** Windows (of display_window_t) */ list_t windows; }; /** Display window structure */ struct display_window { /** Display associated with the window */ display_t *display; /** Link to @c display->windows */ link_t lwindows; /** Window ID */ sysarg_t id; /** Callback functions */ display_wnd_cb_t *cb; /** Argument to callback functions */ void *cb_arg; }; #endif /** @} */