Mercurial > sdl-ios-xcode

annotate include/SDL_power.h @ 3170:b7a48f533966

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Initial work on power subsystem for SDL 1.3.
author Ryan C. Gordon <icculus@icculus.org>
date Sun, 07 Jun 2009 06:06:35 +0000
parents
children d3baf5ac4e37
rev   line source
3170
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
1 /*
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
2 SDL - Simple DirectMedia Layer
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
3 Copyright (C) 1997-2009 Sam Lantinga
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
4
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
5 This library is free software; you can redistribute it and/or
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
6 modify it under the terms of the GNU Lesser General Public
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
7 License as published by the Free Software Foundation; either
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
8 version 2.1 of the License, or (at your option) any later version.
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
9
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
10 This library is distributed in the hope that it will be useful,
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
13 Lesser General Public License for more details.
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
14
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
15 You should have received a copy of the GNU Lesser General Public
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
16 License along with this library; if not, write to the Free Software
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
18
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
19 Sam Lantinga
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
20 slouken@libsdl.org
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
21 */
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
22
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
23 #ifndef _SDL_power_h
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
24 #define _SDL_power_h
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
25
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
26 /**
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
27 * \file SDL_power.h
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
28 *
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
29 * Header for the SDL power management routines
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
30 */
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
31
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
32 #include "SDL_stdinc.h"
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
33
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
34 #include "begin_code.h"
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
35 /* Set up for C function definitions, even when using C++ */
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
36 #ifdef __cplusplus
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
37 /* *INDENT-OFF* */
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
38 extern "C" {
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
39 /* *INDENT-ON* */
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
40 #endif
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
41
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
42 /**
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
43 * \enum SDL_PowerState
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
44 *
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
45 * \brief The basic state for the system's power supply.
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
46 */
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
47 typedef enum
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
48 {
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
49 SDL_POWERSTATE_UNKNOWN, /**< cannot determine power status */
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
50 SDL_POWERSTATE_ON_BATTERY, /**< Not plugged in, running on the battery */
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
51 SDL_POWERSTATE_NO_BATTERY, /**< Plugged in, no battery available */
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
52 SDL_POWERSTATE_CHARGING, /**< Plugged in, charging battery */
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
53 SDL_POWERSTATE_CHARGED, /**< Plugged in, battery charged */
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
54 } SDL_PowerState;
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
55
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
56
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
57 /**
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
58 * \fn int SDL_GetPowerInfo(void)
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
59 *
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
60 * \brief Get the current power supply details.
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
61 *
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
62 * \param secs Seconds of battery life left. You can pass a NULL here if
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
63 * you don't care. Will return -1 if we can't determine a
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
64 * value, or we're not running on a battery.
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
65 *
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
66 * \param pct Percentage of battery life left, between 0 and 100. You can
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
67 * pass a NULL here if you don't care. Will return -1 if we
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
68 * can't determine a value, or we're not running on a battery.
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
69 *
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
70 * \return The state of the battery (if any).
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
71 */
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
72 extern DECLSPEC SDL_PowerState SDLCALL SDL_GetPowerInfo(int *secs, int *pct);
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
73
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
74 /* Ends C function definitions when using C++ */
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
75 #ifdef __cplusplus
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
76 /* *INDENT-OFF* */
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
77 }
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
78 /* *INDENT-ON* */
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
79 #endif
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
80 #include "close_code.h"
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
81
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
82 #endif /* _SDL_power_h */
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
83
b7a48f533966 Initial work on power subsystem for SDL 1.3.
Ryan C. Gordon <icculus@icculus.org>
parents:
diff changeset
84 /* vi: set ts=4 sw=4 expandtab: */