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docs: Explain events for already plugged in controllers (#11286)

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Jordan Christiansen
2024-10-21 13:06:05 -05:00
committed by GitHub
parent 26567df878
commit 9c848e08e4
2 changed files with 33 additions and 0 deletions
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13
include/SDL3/SDL_events.h
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@@ -549,7 +549,12 @@ typedef struct SDL_JoyButtonEvent
/**
* Joystick device event structure (event.jdevice.*)
*
* SDL will send JOYSTICK_ADDED events for devices that
* are already plugged in during SDL_Init.
*
* \since This struct is available since SDL 3.0.0.
*
* \sa SDL_GamepadDeviceEvent
*/
typedef struct SDL_JoyDeviceEvent
{
@@ -615,7 +620,15 @@ typedef struct SDL_GamepadButtonEvent
/**
* Gamepad device event structure (event.gdevice.*)
*
* Joysticks that are supported gamepads receive both an SDL_JoyDeviceEvent and
* an SDL_GamepadDeviceEvent.
*
* SDL will send GAMEPAD_ADDED events for joysticks
* that are already plugged in during SDL_Init() and are recognized as gamepads. It will also send events for joysticks that get gamepad mappings at runtime.
*
* \since This struct is available since SDL 3.0.0.
*
* \sa SDL_JoyDeviceEvent
*/
typedef struct SDL_GamepadDeviceEvent
{

20
include/SDL3/SDL_gamepad.h
View File

@@ -295,6 +295,9 @@ typedef struct SDL_GamepadBinding
*
* Buttons can be used as a gamepad axes and vice versa.
*
* If a device with this GUID is already plugged in, SDL will generate an
* SDL_EVENT_GAMEPAD_ADDED event.
*
* This string shows an example of a valid mapping for a gamepad:
*
* ```c
@@ -309,8 +312,13 @@ typedef struct SDL_GamepadBinding
*
* \since This function is available since SDL 3.0.0.
*
* \sa SDL_AddGamepadMappingsFromFile
* \sa SDL_AddGamepadMappingsFromIO
* \sa SDL_GetGamepadMapping
* \sa SDL_GetGamepadMappingForGUID
* \sa SDL_HINT_GAMECONTROLLERCONFIG
* \sa SDL_HINT_GAMECONTROLLERCONFIG_FILE
* \sa SDL_EVENT_GAMEPAD_ADDED
*/
extern SDL_DECLSPEC int SDLCALL SDL_AddGamepadMapping(const char *mapping);
@@ -323,6 +331,9 @@ extern SDL_DECLSPEC int SDLCALL SDL_AddGamepadMapping(const char *mapping);
* If a new mapping is loaded for an already known gamepad GUID, the later
* version will overwrite the one currently loaded.
*
* Any new mappings for already plugged in controllers will generate
* SDL_EVENT_GAMEPAD_ADDED events.
*
* Mappings not belonging to the current platform or with no platform field
* specified will be ignored (i.e. mappings for Linux will be ignored in
* Windows, etc).
@@ -345,6 +356,9 @@ extern SDL_DECLSPEC int SDLCALL SDL_AddGamepadMapping(const char *mapping);
* \sa SDL_AddGamepadMappingsFromFile
* \sa SDL_GetGamepadMapping
* \sa SDL_GetGamepadMappingForGUID
* \sa SDL_HINT_GAMECONTROLLERCONFIG
* \sa SDL_HINT_GAMECONTROLLERCONFIG_FILE
* \sa SDL_EVENT_GAMEPAD_ADDED
*/
extern SDL_DECLSPEC int SDLCALL SDL_AddGamepadMappingsFromIO(SDL_IOStream *src, bool closeio);
@@ -357,6 +371,9 @@ extern SDL_DECLSPEC int SDLCALL SDL_AddGamepadMappingsFromIO(SDL_IOStream *src,
* If a new mapping is loaded for an already known gamepad GUID, the later
* version will overwrite the one currently loaded.
*
* Any new mappings for already plugged in controllers will generate
* SDL_EVENT_GAMEPAD_ADDED events.
*
* Mappings not belonging to the current platform or with no platform field
* specified will be ignored (i.e. mappings for Linux will be ignored in
* Windows, etc).
@@ -373,6 +390,9 @@ extern SDL_DECLSPEC int SDLCALL SDL_AddGamepadMappingsFromIO(SDL_IOStream *src,
* \sa SDL_AddGamepadMappingsFromIO
* \sa SDL_GetGamepadMapping
* \sa SDL_GetGamepadMappingForGUID
* \sa SDL_HINT_GAMECONTROLLERCONFIG
* \sa SDL_HINT_GAMECONTROLLERCONFIG_FILE
* \sa SDL_EVENT_GAMEPAD_ADDED
*/
extern SDL_DECLSPEC int SDLCALL SDL_AddGamepadMappingsFromFile(const char *file);