Mercurial > sdl-ios-xcode
diff include/SDL_events.h @ 1895:c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Mon, 10 Jul 2006 21:04:37 +0000 |
parents | c71e05b4dc2e |
children | 051df511279c |
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line diff
--- a/include/SDL_events.h Thu Jul 06 18:01:37 2006 +0000 +++ b/include/SDL_events.h Mon Jul 10 21:04:37 2006 +0000 @@ -20,14 +20,18 @@ slouken@libsdl.org */ -/* Include file for SDL event handling */ +/** + * \file SDL_events.h + * + * Include file for SDL event handling + */ #ifndef _SDL_events_h #define _SDL_events_h #include "SDL_stdinc.h" #include "SDL_error.h" -#include "SDL_active.h" +#include "SDL_video.h" #include "SDL_keyboard.h" #include "SDL_mouse.h" #include "SDL_joystick.h" @@ -36,202 +40,304 @@ #include "begin_code.h" /* Set up for C function definitions, even when using C++ */ #ifdef __cplusplus +/* *INDENT-OFF* */ extern "C" { +/* *INDENT-ON* */ #endif /* General keyboard/mouse state definitions */ #define SDL_RELEASED 0 #define SDL_PRESSED 1 -/* Event enumerations */ -typedef enum { - SDL_NOEVENT = 0, /* Unused (do not remove) */ - SDL_ACTIVEEVENT, /* Application loses/gains visibility */ - SDL_KEYDOWN, /* Keys pressed */ - SDL_KEYUP, /* Keys released */ - SDL_MOUSEMOTION, /* Mouse moved */ - SDL_MOUSEBUTTONDOWN, /* Mouse button pressed */ - SDL_MOUSEBUTTONUP, /* Mouse button released */ - SDL_JOYAXISMOTION, /* Joystick axis motion */ - SDL_JOYBALLMOTION, /* Joystick trackball motion */ - SDL_JOYHATMOTION, /* Joystick hat position change */ - SDL_JOYBUTTONDOWN, /* Joystick button pressed */ - SDL_JOYBUTTONUP, /* Joystick button released */ - SDL_QUIT, /* User-requested quit */ - SDL_SYSWMEVENT, /* System specific event */ - SDL_EVENT_RESERVEDA, /* Reserved for future use.. */ - SDL_EVENT_RESERVEDB, /* Reserved for future use.. */ - SDL_VIDEORESIZE, /* User resized video mode */ - SDL_VIDEOEXPOSE, /* Screen needs to be redrawn */ - SDL_EVENT_RESERVED2, /* Reserved for future use.. */ - SDL_EVENT_RESERVED3, /* Reserved for future use.. */ - SDL_EVENT_RESERVED4, /* Reserved for future use.. */ - SDL_EVENT_RESERVED5, /* Reserved for future use.. */ - SDL_EVENT_RESERVED6, /* Reserved for future use.. */ - SDL_EVENT_RESERVED7, /* Reserved for future use.. */ - /* Events SDL_USEREVENT through SDL_MAXEVENTS-1 are for your use */ - SDL_USEREVENT = 24, - /* This last event is only for bounding internal arrays - It is the number of bits in the event mask datatype -- Uint32 - */ - SDL_NUMEVENTS = 32 +/** + * \enum SDL_EventType + * + * \brief The types of events that can be delivered + */ +typedef enum +{ + SDL_NOEVENT = 0, /**< Unused (do not remove) */ + SDL_WINDOWEVENT, /**< Window state change */ + SDL_KEYDOWN, /**< Keys pressed */ + SDL_KEYUP, /**< Keys released */ + SDL_TEXTINPUT, /**< Keyboard text input */ + SDL_MOUSEMOTION, /**< Mouse moved */ + SDL_MOUSEBUTTONDOWN, /**< Mouse button pressed */ + SDL_MOUSEBUTTONUP, /**< Mouse button released */ + SDL_MOUSEWHEEL, /**< Mouse wheel motion */ + SDL_JOYAXISMOTION, /**< Joystick axis motion */ + SDL_JOYBALLMOTION, /**< Joystick trackball motion */ + SDL_JOYHATMOTION, /**< Joystick hat position change */ + SDL_JOYBUTTONDOWN, /**< Joystick button pressed */ + SDL_JOYBUTTONUP, /**< Joystick button released */ + SDL_QUIT, /**< User-requested quit */ + SDL_SYSWMEVENT, /**< System specific event */ + SDL_EVENT_RESERVED1, /**< Reserved for future use... */ + SDL_EVENT_RESERVED2, /**< Reserved for future use... */ + SDL_EVENT_RESERVED3, /**< Reserved for future use... */ + /* Events SDL_USEREVENT through SDL_MAXEVENTS-1 are for your use */ + SDL_USEREVENT = 24, + /* This last event is only for bounding internal arrays + It is the number of bits in the event mask datatype -- Uint32 + */ + SDL_NUMEVENTS = 32 } SDL_EventType; -/* Predefined event masks */ +/** + * \enum SDL_EventMask + * + * \brief Predefined event masks + */ #define SDL_EVENTMASK(X) (1<<(X)) -typedef enum { - SDL_ACTIVEEVENTMASK = SDL_EVENTMASK(SDL_ACTIVEEVENT), - SDL_KEYDOWNMASK = SDL_EVENTMASK(SDL_KEYDOWN), - SDL_KEYUPMASK = SDL_EVENTMASK(SDL_KEYUP), - SDL_KEYEVENTMASK = SDL_EVENTMASK(SDL_KEYDOWN)| - SDL_EVENTMASK(SDL_KEYUP), - SDL_MOUSEMOTIONMASK = SDL_EVENTMASK(SDL_MOUSEMOTION), - SDL_MOUSEBUTTONDOWNMASK = SDL_EVENTMASK(SDL_MOUSEBUTTONDOWN), - SDL_MOUSEBUTTONUPMASK = SDL_EVENTMASK(SDL_MOUSEBUTTONUP), - SDL_MOUSEEVENTMASK = SDL_EVENTMASK(SDL_MOUSEMOTION)| - SDL_EVENTMASK(SDL_MOUSEBUTTONDOWN)| - SDL_EVENTMASK(SDL_MOUSEBUTTONUP), - SDL_JOYAXISMOTIONMASK = SDL_EVENTMASK(SDL_JOYAXISMOTION), - SDL_JOYBALLMOTIONMASK = SDL_EVENTMASK(SDL_JOYBALLMOTION), - SDL_JOYHATMOTIONMASK = SDL_EVENTMASK(SDL_JOYHATMOTION), - SDL_JOYBUTTONDOWNMASK = SDL_EVENTMASK(SDL_JOYBUTTONDOWN), - SDL_JOYBUTTONUPMASK = SDL_EVENTMASK(SDL_JOYBUTTONUP), - SDL_JOYEVENTMASK = SDL_EVENTMASK(SDL_JOYAXISMOTION)| - SDL_EVENTMASK(SDL_JOYBALLMOTION)| - SDL_EVENTMASK(SDL_JOYHATMOTION)| - SDL_EVENTMASK(SDL_JOYBUTTONDOWN)| - SDL_EVENTMASK(SDL_JOYBUTTONUP), - SDL_VIDEORESIZEMASK = SDL_EVENTMASK(SDL_VIDEORESIZE), - SDL_VIDEOEXPOSEMASK = SDL_EVENTMASK(SDL_VIDEOEXPOSE), - SDL_QUITMASK = SDL_EVENTMASK(SDL_QUIT), - SDL_SYSWMEVENTMASK = SDL_EVENTMASK(SDL_SYSWMEVENT) -} SDL_EventMask ; +typedef enum +{ + SDL_WINDOWEVENTMASK = SDL_EVENTMASK(SDL_WINDOWEVENT), + SDL_KEYDOWNMASK = SDL_EVENTMASK(SDL_KEYDOWN), + SDL_KEYUPMASK = SDL_EVENTMASK(SDL_KEYUP), + SDL_KEYEVENTMASK = SDL_EVENTMASK(SDL_KEYDOWN) | SDL_EVENTMASK(SDL_KEYUP), + SDL_TEXTINPUTMASK = SDL_EVENTMASK(SDL_TEXTINPUT), + SDL_MOUSEMOTIONMASK = SDL_EVENTMASK(SDL_MOUSEMOTION), + SDL_MOUSEBUTTONDOWNMASK = SDL_EVENTMASK(SDL_MOUSEBUTTONDOWN), + SDL_MOUSEBUTTONUPMASK = SDL_EVENTMASK(SDL_MOUSEBUTTONUP), + SDL_MOUSEWHEELMASK = SDL_EVENTMASK(SDL_MOUSEWHEEL), + SDL_MOUSEEVENTMASK = SDL_EVENTMASK(SDL_MOUSEMOTION) | + SDL_EVENTMASK(SDL_MOUSEBUTTONDOWN) | SDL_EVENTMASK(SDL_MOUSEBUTTONUP), + SDL_JOYAXISMOTIONMASK = SDL_EVENTMASK(SDL_JOYAXISMOTION), + SDL_JOYBALLMOTIONMASK = SDL_EVENTMASK(SDL_JOYBALLMOTION), + SDL_JOYHATMOTIONMASK = SDL_EVENTMASK(SDL_JOYHATMOTION), + SDL_JOYBUTTONDOWNMASK = SDL_EVENTMASK(SDL_JOYBUTTONDOWN), + SDL_JOYBUTTONUPMASK = SDL_EVENTMASK(SDL_JOYBUTTONUP), + SDL_JOYEVENTMASK = SDL_EVENTMASK(SDL_JOYAXISMOTION) | + SDL_EVENTMASK(SDL_JOYBALLMOTION) | + SDL_EVENTMASK(SDL_JOYHATMOTION) | + SDL_EVENTMASK(SDL_JOYBUTTONDOWN) | SDL_EVENTMASK(SDL_JOYBUTTONUP), + SDL_QUITMASK = SDL_EVENTMASK(SDL_QUIT), + SDL_SYSWMEVENTMASK = SDL_EVENTMASK(SDL_SYSWMEVENT) +} SDL_EventMask; #define SDL_ALLEVENTS 0xFFFFFFFF -/* Application visibility event structure */ -typedef struct SDL_ActiveEvent { - Uint8 type; /* SDL_ACTIVEEVENT */ - Uint8 gain; /* Whether given states were gained or lost (1/0) */ - Uint8 state; /* A mask of the focus states */ -} SDL_ActiveEvent; +/** + * \struct SDL_WindowEvent + * + * \brief Window state change event data + */ +typedef struct SDL_WindowEvent +{ + Uint8 type; /**< SDL_WINDOWEVENT */ + Uint8 event; /**< SDL_WindowEventID */ + int data1; /**< event dependent data */ + int data2; /**< event dependent data */ + SDL_WindowID windowID; /**< The associated window */ +} SDL_WindowEvent; -/* Keyboard event structure */ -typedef struct SDL_KeyboardEvent { - Uint8 type; /* SDL_KEYDOWN or SDL_KEYUP */ - Uint8 which; /* The keyboard device index */ - Uint8 state; /* SDL_PRESSED or SDL_RELEASED */ - SDL_keysym keysym; +/** + * \struct SDL_KeyboardEvent + * + * \brief Keyboard button event structure + */ +typedef struct SDL_KeyboardEvent +{ + Uint8 type; /**< SDL_KEYDOWN or SDL_KEYUP */ + Uint8 which; /**< The keyboard device index */ + Uint8 state; /**< SDL_PRESSED or SDL_RELEASED */ + SDL_keysym keysym; /**< The key that was pressed or released */ + SDL_WindowID windowID; /**< The window with keyboard focus, if any */ } SDL_KeyboardEvent; -/* Mouse motion event structure */ -typedef struct SDL_MouseMotionEvent { - Uint8 type; /* SDL_MOUSEMOTION */ - Uint8 which; /* The mouse device index */ - Uint8 state; /* The current button state */ - Uint16 x, y; /* The X/Y coordinates of the mouse */ - Sint16 xrel; /* The relative motion in the X direction */ - Sint16 yrel; /* The relative motion in the Y direction */ +/** + * \struct SDL_TextInputEvent + * + * \brief Keyboard text input event structure + */ +typedef struct SDL_TextInputEvent +{ + Uint8 type; /**< SDL_TEXTINPUT */ + Uint8 which; /**< The keyboard device index */ + char text[32]; /**< The input text */ + SDL_WindowID windowID; /**< The window with keyboard focus, if any */ +} SDL_TextInputEvent; + +/** + * \struct SDL_MouseMotionEvent + * + * \brief Mouse motion event structure + */ +typedef struct SDL_MouseMotionEvent +{ + Uint8 type; /**< SDL_MOUSEMOTION */ + Uint8 which; /**< The mouse device index */ + Uint8 state; /**< The current button state */ + int x; /**< X coordinate, relative to window */ + int y; /**< Y coordinate, relative to window */ + int xrel; /**< The relative motion in the X direction */ + int yrel; /**< The relative motion in the Y direction */ + SDL_WindowID windowID; /**< The window with mouse focus, if any */ } SDL_MouseMotionEvent; -/* Mouse button event structure */ -typedef struct SDL_MouseButtonEvent { - Uint8 type; /* SDL_MOUSEBUTTONDOWN or SDL_MOUSEBUTTONUP */ - Uint8 which; /* The mouse device index */ - Uint8 button; /* The mouse button index */ - Uint8 state; /* SDL_PRESSED or SDL_RELEASED */ - Uint16 x, y; /* The X/Y coordinates of the mouse at press time */ +/** + * \struct SDL_MouseButtonEvent + * + * \brief Mouse button event structure + */ +typedef struct SDL_MouseButtonEvent +{ + Uint8 type; /**< SDL_MOUSEBUTTONDOWN or SDL_MOUSEBUTTONUP */ + Uint8 which; /**< The mouse device index */ + Uint8 button; /**< The mouse button index */ + Uint8 state; /**< SDL_PRESSED or SDL_RELEASED */ + int x; /**< X coordinate, relative to window */ + int y; /**< Y coordinate, relative to window */ + SDL_WindowID windowID; /**< The window with mouse focus, if any */ } SDL_MouseButtonEvent; -/* Joystick axis motion event structure */ -typedef struct SDL_JoyAxisEvent { - Uint8 type; /* SDL_JOYAXISMOTION */ - Uint8 which; /* The joystick device index */ - Uint8 axis; /* The joystick axis index */ - Sint16 value; /* The axis value (range: -32768 to 32767) */ +/** + * \struct SDL_MouseWheelEvent + * + * \brief Mouse wheel event structure + */ +typedef struct SDL_MouseWheelEvent +{ + Uint8 type; /**< SDL_MOUSEWHEEL */ + Uint8 which; /**< The mouse device index */ + int motion; /**< The direction and distance scrolled */ + SDL_WindowID windowID; /**< The window with mouse focus, if any */ +} SDL_MouseWheelEvent; + +/** + * \struct SDL_JoyAxisEvent + * + * \brief Joystick axis motion event structure + */ +typedef struct SDL_JoyAxisEvent +{ + Uint8 type; /**< SDL_JOYAXISMOTION */ + Uint8 which; /**< The joystick device index */ + Uint8 axis; /**< The joystick axis index */ + int value; /**< The axis value (range: -32768 to 32767) */ } SDL_JoyAxisEvent; -/* Joystick trackball motion event structure */ -typedef struct SDL_JoyBallEvent { - Uint8 type; /* SDL_JOYBALLMOTION */ - Uint8 which; /* The joystick device index */ - Uint8 ball; /* The joystick trackball index */ - Sint16 xrel; /* The relative motion in the X direction */ - Sint16 yrel; /* The relative motion in the Y direction */ +/** + * \struct SDL_JoyBallEvent + * + * \brief Joystick trackball motion event structure + */ +typedef struct SDL_JoyBallEvent +{ + Uint8 type; /**< SDL_JOYBALLMOTION */ + Uint8 which; /**< The joystick device index */ + Uint8 ball; /**< The joystick trackball index */ + int xrel; /**< The relative motion in the X direction */ + int yrel; /**< The relative motion in the Y direction */ } SDL_JoyBallEvent; -/* Joystick hat position change event structure */ -typedef struct SDL_JoyHatEvent { - Uint8 type; /* SDL_JOYHATMOTION */ - Uint8 which; /* The joystick device index */ - Uint8 hat; /* The joystick hat index */ - Uint8 value; /* The hat position value: - SDL_HAT_LEFTUP SDL_HAT_UP SDL_HAT_RIGHTUP - SDL_HAT_LEFT SDL_HAT_CENTERED SDL_HAT_RIGHT - SDL_HAT_LEFTDOWN SDL_HAT_DOWN SDL_HAT_RIGHTDOWN - Note that zero means the POV is centered. - */ +/** + * \struct SDL_JoyHatEvent + * + * \brief Joystick hat position change event structure + */ +typedef struct SDL_JoyHatEvent +{ + Uint8 type; /**< SDL_JOYHATMOTION */ + Uint8 which; /**< The joystick device index */ + Uint8 hat; /**< The joystick hat index */ + Uint8 value; /**< The hat position value: + SDL_HAT_LEFTUP SDL_HAT_UP SDL_HAT_RIGHTUP + SDL_HAT_LEFT SDL_HAT_CENTERED SDL_HAT_RIGHT + SDL_HAT_LEFTDOWN SDL_HAT_DOWN SDL_HAT_RIGHTDOWN + Note that zero means the POV is centered. + */ } SDL_JoyHatEvent; -/* Joystick button event structure */ -typedef struct SDL_JoyButtonEvent { - Uint8 type; /* SDL_JOYBUTTONDOWN or SDL_JOYBUTTONUP */ - Uint8 which; /* The joystick device index */ - Uint8 button; /* The joystick button index */ - Uint8 state; /* SDL_PRESSED or SDL_RELEASED */ +/** + * \struct SDL_JoyButtonEvent + * + * \brief Joystick button event structure + */ +typedef struct SDL_JoyButtonEvent +{ + Uint8 type; /**< SDL_JOYBUTTONDOWN or SDL_JOYBUTTONUP */ + Uint8 which; /**< The joystick device index */ + Uint8 button; /**< The joystick button index */ + Uint8 state; /**< SDL_PRESSED or SDL_RELEASED */ } SDL_JoyButtonEvent; -/* The "window resized" event - When you get this event, you are responsible for setting a new video - mode with the new width and height. +/** + * \struct SDL_QuitEvent + * + * \brief The "quit requested" event */ -typedef struct SDL_ResizeEvent { - Uint8 type; /* SDL_VIDEORESIZE */ - int w; /* New width */ - int h; /* New height */ -} SDL_ResizeEvent; - -/* The "screen redraw" event */ -typedef struct SDL_ExposeEvent { - Uint8 type; /* SDL_VIDEOEXPOSE */ -} SDL_ExposeEvent; - -/* The "quit requested" event */ -typedef struct SDL_QuitEvent { - Uint8 type; /* SDL_QUIT */ +typedef struct SDL_QuitEvent +{ + Uint8 type; /**< SDL_QUIT */ } SDL_QuitEvent; -/* A user-defined event type */ -typedef struct SDL_UserEvent { - Uint8 type; /* SDL_USEREVENT through SDL_NUMEVENTS-1 */ - int code; /* User defined event code */ - void *data1; /* User defined data pointer */ - void *data2; /* User defined data pointer */ +/** + * \struct SDL_UserEvent + * + * \brief A user-defined event type + */ +typedef struct SDL_UserEvent +{ + Uint8 type; /**< SDL_USEREVENT through SDL_NUMEVENTS-1 */ + int code; /**< User defined event code */ + void *data1; /**< User defined data pointer */ + void *data2; /**< User defined data pointer */ } SDL_UserEvent; -/* If you want to use this event, you should include SDL_syswm.h */ +/** + * \struct SDL_SysWMEvent + * + * \brief A video driver dependent system event + * + * \note If you want to use this event, you should include SDL_syswm.h + */ struct SDL_SysWMmsg; typedef struct SDL_SysWMmsg SDL_SysWMmsg; -typedef struct SDL_SysWMEvent { - Uint8 type; - SDL_SysWMmsg *msg; +typedef struct SDL_SysWMEvent +{ + Uint8 type; /**< SDL_SYSWMEVENT */ + SDL_SysWMmsg *msg; /**< driver dependent data, defined in SDL_syswm.h */ } SDL_SysWMEvent; -/* General event structure */ -typedef union SDL_Event { - Uint8 type; - SDL_ActiveEvent active; - SDL_KeyboardEvent key; - SDL_MouseMotionEvent motion; - SDL_MouseButtonEvent button; - SDL_JoyAxisEvent jaxis; - SDL_JoyBallEvent jball; - SDL_JoyHatEvent jhat; - SDL_JoyButtonEvent jbutton; - SDL_ResizeEvent resize; - SDL_ExposeEvent expose; - SDL_QuitEvent quit; - SDL_UserEvent user; - SDL_SysWMEvent syswm; +/* Typedefs for backwards compatibility */ +typedef struct SDL_ActiveEvent +{ + Uint8 type; + Uint8 gain; + Uint8 state; +} SDL_ActiveEvent; +typedef struct SDL_ResizeEvent +{ + Uint8 type; + int w; + int h; +} SDL_ResizeEvent; + +/** + * \union SDL_Event + * + * \brief General event structure + */ +typedef union SDL_Event +{ + Uint8 type; /**< Event type, shared with all events */ + SDL_WindowEvent window; /**< Window event data */ + SDL_KeyboardEvent key; /**< Keyboard event data */ + SDL_TextInputEvent text; /**< Text input event data */ + SDL_MouseMotionEvent motion; /**< Mouse motion event data */ + SDL_MouseButtonEvent button; /**< Mouse button event data */ + SDL_MouseWheelEvent wheel; /**< Mouse wheel event data */ + SDL_JoyAxisEvent jaxis; /**< Joystick axis event data */ + SDL_JoyBallEvent jball; /**< Joystick ball event data */ + SDL_JoyHatEvent jhat; /**< Joystick hat event data */ + SDL_JoyButtonEvent jbutton; /**< Joystick button event data */ + SDL_QuitEvent quit; /**< Quit request event data */ + SDL_UserEvent user; /**< Custom event data */ + SDL_SysWMEvent syswm; /**< System dependent window event data */ + + /* Temporarily here for backwards compatibility */ + SDL_ActiveEvent active; + SDL_ResizeEvent resize; } SDL_Event; @@ -255,32 +361,38 @@ This function returns the number of events actually stored, or -1 if there was an error. This function is thread-safe. */ -typedef enum { - SDL_ADDEVENT, - SDL_PEEKEVENT, - SDL_GETEVENT +typedef enum +{ + SDL_ADDEVENT, + SDL_PEEKEVENT, + SDL_GETEVENT } SDL_eventaction; /* */ -extern DECLSPEC int SDLCALL SDL_PeepEvents(SDL_Event *events, int numevents, - SDL_eventaction action, Uint32 mask); +extern DECLSPEC int SDLCALL SDL_PeepEvents(SDL_Event * events, int numevents, + SDL_eventaction action, + Uint32 mask); + +/* Checks to see if certain event types are in the event queue. + */ +extern DECLSPEC SDL_bool SDLCALL SDL_HasEvent(Uint32 mask); /* Polls for currently pending events, and returns 1 if there are any pending events, or 0 if there are none available. If 'event' is not NULL, the next event is removed from the queue and stored in that area. */ -extern DECLSPEC int SDLCALL SDL_PollEvent(SDL_Event *event); +extern DECLSPEC int SDLCALL SDL_PollEvent(SDL_Event * event); /* Waits indefinitely for the next available event, returning 1, or 0 if there was an error while waiting for events. If 'event' is not NULL, the next event is removed from the queue and stored in that area. */ -extern DECLSPEC int SDLCALL SDL_WaitEvent(SDL_Event *event); +extern DECLSPEC int SDLCALL SDL_WaitEvent(SDL_Event * event); /* Add an event to the event queue. - This function returns 0 on success, or -1 if the event queue was full - or there was some other error. + This function returns 1 on success, 0 if the event was filtered, + or -1 if the event queue was full or there was some other error. */ -extern DECLSPEC int SDLCALL SDL_PushEvent(SDL_Event *event); +extern DECLSPEC int SDLCALL SDL_PushEvent(SDL_Event * event); /* This function sets up a filter to process all events before they @@ -288,7 +400,7 @@ The filter is protypted as: */ -typedef int (SDLCALL *SDL_EventFilter)(const SDL_Event *event); +typedef int (SDLCALL * SDL_EventFilter) (void *userdata, SDL_Event * event); /* If the filter returns 1, then the event will be added to the internal queue. If it returns 0, then the event will be dropped from the queue, but the @@ -305,13 +417,22 @@ If the quit event is generated by an interrupt signal, it will bypass the internal queue and be delivered to the application at the next event poll. */ -extern DECLSPEC void SDLCALL SDL_SetEventFilter(SDL_EventFilter filter); +extern DECLSPEC void SDLCALL SDL_SetEventFilter(SDL_EventFilter filter, + void *userdata); /* Return the current event filter - can be used to "chain" filters. - If there is no event filter set, this function returns NULL. + If there is no event filter set, this function returns SDL_FALSE. */ -extern DECLSPEC SDL_EventFilter SDLCALL SDL_GetEventFilter(void); +extern DECLSPEC SDL_bool SDLCALL SDL_GetEventFilter(SDL_EventFilter * filter, + void **userdata); + +/* + Run the filter function on the current event queue, removing any + events for which the filter returns 0. +*/ +extern DECLSPEC void SDLCALL SDL_FilterEvents(SDL_EventFilter filter, + void *userdata); /* This function allows you to set the state of processing certain events. @@ -330,8 +451,12 @@ /* Ends C function definitions when using C++ */ #ifdef __cplusplus +/* *INDENT-OFF* */ } +/* *INDENT-ON* */ #endif #include "close_code.h" #endif /* _SDL_events_h */ + +/* vi: set ts=4 sw=4 expandtab: */