Mouse button event structure (event.button.*)
Defined in <SDL3/SDL_events.h>
typedef struct SDL_MouseButtonEvent
{/**< SDL_EVENT_MOUSE_BUTTON_DOWN or SDL_EVENT_MOUSE_BUTTON_UP */
SDL_EventType type;
Uint32 reserved;/**< In nanoseconds, populated using SDL_GetTicksNS() */
Uint64 timestamp; /**< The window with mouse focus, if any */
SDL_WindowID windowID; /**< The mouse instance id, SDL_TOUCH_MOUSEID */
SDL_MouseID which; /**< The mouse button index */
Uint8 button; bool down; /**< true if the button is pressed */
/**< 1 for single-click, 2 for double-click, etc. */
Uint8 clicks;
Uint8 padding;float x; /**< X coordinate, relative to window */
float y; /**< Y coordinate, relative to window */
} SDL_MouseButtonEvent;
This struct is available since SDL 3.1.3.