Added a hint to enable the screensaver by default

This commit is contained in:
Sam Lantinga 2014-02-28 14:23:41 -08:00
parent ac32352f09
commit e56bbe3f71
2 changed files with 22 additions and 1 deletions

View File

@ -128,6 +128,17 @@ extern "C" {
*/
#define SDL_HINT_RENDER_VSYNC "SDL_RENDER_VSYNC"
/**
* \brief A variable controlling whether the screensaver is enabled.
*
* This variable can be set to the following values:
* "0" - Disable screensaver
* "1" - Enable screensaver
*
* By default SDL will disable the screensaver.
*/
#define SDL_HINT_VIDEO_ALLOW_SCREENSAVER "SDL_VIDEO_ALLOW_SCREENSAVER"
/**
* \brief A variable controlling whether the X11 VidMode extension should be used.
*

View File

@ -421,8 +421,10 @@ int
SDL_VideoInit(const char *driver_name)
{
SDL_VideoDevice *video;
const char *hint;
int index;
int i;
SDL_bool allow_screensaver;
/* Check to make sure we don't overwrite '_this' */
if (_this != NULL) {
@ -510,7 +512,15 @@ SDL_VideoInit(const char *driver_name)
joystick, or passively watching a movie. Things that use SDL but
function more like a normal desktop app should explicitly reenable the
screensaver. */
SDL_DisableScreenSaver();
hint = SDL_GetHint(SDL_HINT_VIDEO_ALLOW_SCREENSAVER);
if (hint) {
allow_screensaver = SDL_atoi(hint) ? SDL_TRUE : SDL_FALSE;
} else {
allow_screensaver = SDL_FALSE;
}
if (!allow_screensaver) {
SDL_DisableScreenSaver();
}
/* If we don't use a screen keyboard, turn on text input by default,
otherwise programs that expect to get text events without enabling