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author | Loïc Hoguin <[email protected]> | 2014-04-02 22:17:20 +0200 |
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committer | Loïc Hoguin <[email protected]> | 2014-04-02 22:17:20 +0200 |
commit | 953eb8f45bf1fe37fec3e7fd42490d227971bc78 (patch) | |
tree | 2a4512651add308b8f84f855b3e2c878bef6b7f2 /c_src | |
parent | dcc0097096d3841ca41e6228b7c95158398f5a5b (diff) | |
download | esdl2-953eb8f45bf1fe37fec3e7fd42490d227971bc78.tar.gz esdl2-953eb8f45bf1fe37fec3e7fd42490d227971bc78.tar.bz2 esdl2-953eb8f45bf1fe37fec3e7fd42490d227971bc78.zip |
Add sdl_power:get_info/0 function to retrieve battery info
Diffstat (limited to 'c_src')
-rw-r--r-- | c_src/esdl2.h | 7 | ||||
-rw-r--r-- | c_src/sdl_power.c | 40 |
2 files changed, 47 insertions, 0 deletions
diff --git a/c_src/esdl2.h b/c_src/esdl2.h index 80e6406..8024a9d 100644 --- a/c_src/esdl2.h +++ b/c_src/esdl2.h @@ -22,6 +22,8 @@ #define NIF_ATOMS(A) \ A(button) \ A(caps) \ + A(charged) \ + A(charging) \ A(close) \ A(data) \ A(enter) \ @@ -52,7 +54,9 @@ A(mouse_up) \ A(mouse_wheel) \ A(moved) \ + A(no_battery) \ A(num) \ + A(on_battery) \ A(quit) \ A(repeat) \ A(resized) \ @@ -72,6 +76,7 @@ A(timestamp) \ A(type) \ A(undefined) \ + A(unknown) \ A(w) \ A(which) \ A(window) \ @@ -110,6 +115,8 @@ F(set_clipboard_text, 1) \ /* sdl_events */ \ F(poll_event, 0) \ + /* sdl_power */ \ + F(get_power_info, 0) \ /* sdl_renderer */ \ F(create_renderer, 3) \ F(render_clear, 1) \ diff --git a/c_src/sdl_power.c b/c_src/sdl_power.c new file mode 100644 index 0000000..e8c20f3 --- /dev/null +++ b/c_src/sdl_power.c @@ -0,0 +1,40 @@ +// Copyright (c) 2014, Loïc Hoguin <[email protected]> +// +// Permission to use, copy, modify, and/or distribute this software for any +// purpose with or without fee is hereby granted, provided that the above +// copyright notice and this permission notice appear in all copies. +// +// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES +// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF +// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR +// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES +// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN +// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF +// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + +#include "esdl2.h" + +#define POWER_STATE_ENUM(E) \ + E(unknown, SDL_POWERSTATE_UNKNOWN) \ + E(on_battery, SDL_POWERSTATE_ON_BATTERY) \ + E(no_battery, SDL_POWERSTATE_NO_BATTERY) \ + E(charging, SDL_POWERSTATE_CHARGING) \ + E(charged, SDL_POWERSTATE_CHARGED) + +NIF_ENUM_TO_ATOM_FUNCTION(power_state_to_atom, SDL_PowerState, POWER_STATE_ENUM) + +// get_power_info + +NIF_FUNCTION(get_power_info) +{ + SDL_PowerState state; + int secs, pct; + + state = SDL_GetPowerInfo(&secs, &pct); + + return enif_make_tuple3(env, + power_state_to_atom(state), + enif_make_int(env, secs), + enif_make_int(env, pct) + ); +} |