Possible return values from the SDL_HitTest callback.
Defined in <SDL3/SDL_video.h>
typedef enum SDL_HitTestResult
{/**< Region is normal. No special properties. */
SDL_HITTEST_NORMAL, /**< Region can drag entire window. */
SDL_HITTEST_DRAGGABLE, /**< Region is the resizable top-left corner border. */
SDL_HITTEST_RESIZE_TOPLEFT, /**< Region is the resizable top border. */
SDL_HITTEST_RESIZE_TOP, /**< Region is the resizable top-right corner border. */
SDL_HITTEST_RESIZE_TOPRIGHT, /**< Region is the resizable right border. */
SDL_HITTEST_RESIZE_RIGHT, /**< Region is the resizable bottom-right corner border. */
SDL_HITTEST_RESIZE_BOTTOMRIGHT, /**< Region is the resizable bottom border. */
SDL_HITTEST_RESIZE_BOTTOM, /**< Region is the resizable bottom-left corner border. */
SDL_HITTEST_RESIZE_BOTTOMLEFT, /**< Region is the resizable left border. */
SDL_HITTEST_RESIZE_LEFT } SDL_HitTestResult;
This function should only be called on the main thread.
This enum is available since SDL 3.1.3.