SDL_TextInputEvent: Improve documentation.

Fixes https://github.com/libsdl-org/sdlwiki/issues/516
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Ryan C. Gordon 2024-04-24 11:16:50 -04:00
parent 26e3d65ea8
commit ab10bf54f2
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@ -262,17 +262,28 @@ typedef struct SDL_TextEditingExtEvent
Sint32 length; /**< The length of selected editing text */
} SDL_TextEditingExtEvent;
/**
* The maximum bytes of text that can be supplied in an SDL_TextInputEvent.
*/
#define SDL_TEXTINPUTEVENT_TEXT_SIZE (32)
/**
* Keyboard text input event structure (event.text.*)
*
* `text` is limited to SDL_TEXTINPUTEVENT_TEXT_SIZE bytes. If the incoming
* string is larger than this, SDL will split it and send it in pieces,
* across multiple events. The string is in UTF-8 format, and if split, SDL
* guarantees that it will not split in the middle of a UTF-8 sequence, so
* any event will only contain complete codepoints. However, if there are
* several codepoints that go together into a single glyph (like an emoji
* "thumbs up" followed by a skin color), they may be split between events.
*/
typedef struct SDL_TextInputEvent
{
Uint32 type; /**< SDL_TEXTINPUT */
Uint32 timestamp; /**< In milliseconds, populated using SDL_GetTicks() */
Uint32 windowID; /**< The window with keyboard focus, if any */
char text[SDL_TEXTINPUTEVENT_TEXT_SIZE]; /**< The input text */
char text[SDL_TEXTINPUTEVENT_TEXT_SIZE]; /**< The input text; UTF-8 encoded. */
} SDL_TextInputEvent;
/**