src/seat-surfaceflinger.c

   1 /*
   2  * Copyright (C) 2013 Robert Ancell.
   3  * Author: Robert Ancell <robert.ancell@canonical.com>
   4  *
   5  * This program is free software: you can redistribute it and/or modify it under
   6  * the terms of the GNU General Public License as published by the Free Software
   7  * Foundation, either version 3 of the License, or (at your option) any later
   8  * version. See http://www.gnu.org/copyleft/gpl.html the full text of the
   9  * license.
  10  */
  11
  12 #include <string.h>
  13
  14 #include "seat-surfaceflinger.h"
  15 #include "surfaceflinger-server.h"
  16 #include "vt.h"
  17
  18 G_DEFINE_TYPE (SeatSurfaceflinger, seat_surfaceflinger, SEAT_TYPE);
  19
  20 static void
  21 seat_surfaceflinger_setup (Seat *seat)
  22 {
  23     seat_set_can_switch (seat, FALSE);
  24     SEAT_CLASS (seat_surfaceflinger_parent_class)->setup (seat);
  25 }
  26
  27 static DisplayServer *
  28 seat_surfaceflinger_create_display_server (Seat *seat, const gchar *session_type)
  29 {
  30     /* Allow mir types too, because Mir sessions usually support surfaceflinger
  31        as an alternate mode, since Mir is frequently used on phones. */
  32     if (strcmp (session_type, "surfaceflinger") == 0 || strcmp (session_type, "mir") == 0)
  33         return DISPLAY_SERVER (surfaceflinger_server_new ());
  34     else
  35     {
  36         l_warning (seat, "Can't create unsupported display server '%s'", session_type);
  37         return NULL;
  38     }
  39 }
  40
  41 static Greeter *
  42 seat_surfaceflinger_create_greeter_session (Seat *seat)
  43 {
  44     Greeter *greeter_session;
  45
  46     greeter_session = SEAT_CLASS (seat_surfaceflinger_parent_class)->create_greeter_session (seat);
  47     session_set_env (SESSION (greeter_session), "XDG_SEAT", seat_get_name (seat));
  48
  49     /* Fake the VT */
  50     session_set_env (SESSION (greeter_session), "XDG_VTNR", vt_can_multi_seat () ? "1" : "0");
  51
  52     return greeter_session;
  53 }
  54
  55 static Session *
  56 seat_surfaceflinger_create_session (Seat *seat)
  57 {
  58     Session *session;
  59
  60     session = SEAT_CLASS (seat_surfaceflinger_parent_class)->create_session (seat);
  61     session_set_env (session, "XDG_SEAT", seat_get_name (seat));
  62
  63     /* Fake the VT */
  64     session_set_env (session, "XDG_VTNR", vt_can_multi_seat () ? "1" : "0");
  65
  66     return session;
  67 }
  68
  69 static void
  70 seat_surfaceflinger_init (SeatSurfaceflinger *seat)
  71 {
  72 }
  73
  74 static void
  75 seat_surfaceflinger_class_init (SeatSurfaceflingerClass *klass)
  76 {
  77     SeatClass *seat_class = SEAT_CLASS (klass);
  78
  79     seat_class->setup = seat_surfaceflinger_setup;
  80     seat_class->create_display_server = seat_surfaceflinger_create_display_server;
  81     seat_class->create_greeter_session = seat_surfaceflinger_create_greeter_session;
  82     seat_class->create_session = seat_surfaceflinger_create_session;
  83 }