code.delx.au - pulseaudio/blob - src/pulsecore/x11wrap.h

   1 #ifndef foox11wraphfoo
   2 #define foox11wraphfoo
   3
   4 /***
   5   This file is part of PulseAudio.
   6
   7   Copyright 2004-2006 Lennart Poettering
   8
   9   PulseAudio is free software; you can redistribute it and/or modify
  10   it under the terms of the GNU Lesser General Public License as published
  11   by the Free Software Foundation; either version 2 of the License,
  12   or (at your option) any later version.
  13
  14   PulseAudio is distributed in the hope that it will be useful, but
  15   WITHOUT ANY WARRANTY; without even the implied warranty of
  16   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  17   General Public License for more details.
  18
  19   You should have received a copy of the GNU Lesser General Public License
  20   along with PulseAudio; if not, write to the Free Software
  21   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  22   USA.
  23 ***/
  24
  25 #include <X11/Xlib.h>
  26
  27 #include <pulsecore/core.h>
  28
  29 typedef struct pa_x11_wrapper pa_x11_wrapper;
  30
  31 typedef struct pa_x11_client pa_x11_client;
  32
  33 typedef int (*pa_x11_event_cb_t)(pa_x11_wrapper *w, XEvent *e, void *userdata);
  34 typedef void (*pa_x11_kill_cb_t)(pa_x11_wrapper *w, void *userdata);
  35
  36 /* Return the X11 wrapper for this core. In case no wrapper was
  37     existant before, allocate a new one */
  38 pa_x11_wrapper* pa_x11_wrapper_get(pa_core *c, const char *name);
  39
  40 /* Increase the wrapper's reference count by one */
  41 pa_x11_wrapper* pa_x11_wrapper_ref(pa_x11_wrapper *w);
  42
  43 /* Decrease the reference counter of an X11 wrapper object */
  44 void pa_x11_wrapper_unref(pa_x11_wrapper* w);
  45
  46 /* Return the X11 display object for this connection */
  47 Display *pa_x11_wrapper_get_display(pa_x11_wrapper *w);
  48
  49 /* Kill the connection to the X11 display */
  50 void pa_x11_wrapper_kill(pa_x11_wrapper *w);
  51
  52 /* Register an X11 client, that is called for each X11 event */
  53 pa_x11_client* pa_x11_client_new(pa_x11_wrapper *w, pa_x11_event_cb_t event_cb, pa_x11_kill_cb_t kill_cb, void *userdata);
  54
  55 /* Free an X11 client object */
  56 void pa_x11_client_free(pa_x11_client *c);
  57
  58 #endif