include/vlc_inhibit.h

   1 /*****************************************************************************
   2  * vlc_inhibit.h: VLC screen saver inhibition
   3  *****************************************************************************
   4  * Copyright (C) 2009 Rémi Denis-Courmont
   5  *
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU Lesser General Public License as published by
   8  * the Free Software Foundation; either version 2.1 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14  * GNU Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  19  *****************************************************************************/
  20
  21 /**
  22  * \file
  23  * This file defines the interface for screen-saver inhibition modules
  24  */
  25
  26 #ifndef VLC_INHIBIT_H
  27 # define VLC_INHIBIT_H 1
  28
  29 typedef struct vlc_inhibit vlc_inhibit_t;
  30 typedef struct vlc_inhibit_sys vlc_inhibit_sys_t;
  31
  32 struct vout_window_t;
  33
  34 enum vlc_inhibit_flags
  35 {
  36     VLC_INHIBIT_NONE=0 /*< No inhibition */,
  37     VLC_INHIBIT_SUSPEND=0x1 /*< Processor is in use - do not suspend */,
  38     VLC_INHIBIT_DISPLAY=0x2 /*< Display is in use - do not blank/lock */,
  39 #define VLC_INHIBIT_AUDIO (VLC_INHIBIT_SUSPEND)
  40 #define VLC_INHIBIT_VIDEO (VLC_INHIBIT_SUSPEND|VLC_INHIBIT_DISPLAY)
  41 };
  42
  43 struct vlc_inhibit
  44 {
  45     struct vlc_common_members obj;
  46
  47     vlc_inhibit_sys_t *p_sys;
  48     void (*inhibit) (vlc_inhibit_t *, unsigned flags);
  49 };
  50
  51 static inline struct vout_window_t *vlc_inhibit_GetWindow(vlc_inhibit_t *ih)
  52 {
  53     return (struct vout_window_t *)(ih->obj.parent);
  54 }
  55
  56 static inline void vlc_inhibit_Set (vlc_inhibit_t *ih, unsigned flags)
  57 {
  58     ih->inhibit (ih, flags);
  59 }
  60
  61 #endif