SDL_events.h
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/*
Simple DirectMedia Layer
Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
*/
/**
* \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_video.h"
#include "SDL_keyboard.h"
#include "SDL_mouse.h"
#include "SDL_joystick.h"
#include "SDL_gamecontroller.h"
#include "SDL_quit.h"
#include "SDL_gesture.h"
#include "SDL_touch.h"
#include "begin_code.h"
/* Set up for C function definitions, even when using C++ */
#ifdef __cplusplus
extern "C" {
#endif
/* General keyboard/mouse state definitions */
#define SDL_RELEASED 0
#define SDL_PRESSED 1
/**
* \brief The types of events that can be delivered.
*/
typedef enum
{
SDL_FIRSTEVENT = 0, /**< Unused (do not remove) */
/* Application events */
SDL_QUIT = 0x100, /**< User-requested quit */
/* These application events have special meaning on iOS, see README-ios.md for details */
SDL_APP_TERMINATING, /**< The application is being terminated by the OS
Called on iOS in applicationWillTerminate()
Called on Android in onDestroy()
*/
SDL_APP_LOWMEMORY, /**< The application is low on memory, free memory if possible.
Called on iOS in applicationDidReceiveMemoryWarning()
Called on Android in onLowMemory()
*/
SDL_APP_WILLENTERBACKGROUND, /**< The application is about to enter the background
Called on iOS in applicationWillResignActive()
Called on Android in onPause()
*/
SDL_APP_DIDENTERBACKGROUND, /**< The application did enter the background and may not get CPU for some time
Called on iOS in applicationDidEnterBackground()
Called on Android in onPause()
*/
SDL_APP_WILLENTERFOREGROUND, /**< The application is about to enter the foreground
Called on iOS in applicationWillEnterForeground()
Called on Android in onResume()
*/
SDL_APP_DIDENTERFOREGROUND, /**< The application is now interactive
Called on iOS in applicationDidBecomeActive()
Called on Android in onResume()
*/
/* Window events */
SDL_WINDOWEVENT = 0x200, /**< Window state change */
SDL_SYSWMEVENT, /**< System specific event */
/* Keyboard events */
SDL_KEYDOWN = 0x300, /**< Key pressed */
SDL_KEYUP, /**< Key released */
SDL_TEXTEDITING, /**< Keyboard text editing (composition) */
SDL_TEXTINPUT, /**< Keyboard text input */
SDL_KEYMAPCHANGED, /**< Keymap changed due to a system event such as an
input language or keyboard layout change.
*/
/* Mouse events */
SDL_MOUSEMOTION = 0x400, /**< Mouse moved */
SDL_MOUSEBUTTONDOWN, /**< Mouse button pressed */
SDL_MOUSEBUTTONUP, /**< Mouse button released */
SDL_MOUSEWHEEL, /**< Mouse wheel motion */
/* Joystick events */
SDL_JOYAXISMOTION = 0x600, /**< 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_JOYDEVICEADDED, /**< A new joystick has been inserted into the system */
SDL_JOYDEVICEREMOVED, /**< An opened joystick has been removed */
/* Game controller events */
SDL_CONTROLLERAXISMOTION = 0x650, /**< Game controller axis motion */
SDL_CONTROLLERBUTTONDOWN, /**< Game controller button pressed */
SDL_CONTROLLERBUTTONUP, /**< Game controller button released */
SDL_CONTROLLERDEVICEADDED, /**< A new Game controller has been inserted into the system */
SDL_CONTROLLERDEVICEREMOVED, /**< An opened Game controller has been removed */
SDL_CONTROLLERDEVICEREMAPPED, /**< The controller mapping was updated */
/* Touch events */
SDL_FINGERDOWN = 0x700,
SDL_FINGERUP,
SDL_FINGERMOTION,
/* Gesture events */
SDL_DOLLARGESTURE = 0x800,
SDL_DOLLARRECORD,
SDL_MULTIGESTURE,
/* Clipboard events */
SDL_CLIPBOARDUPDATE = 0x900, /**< The clipboard changed */
/* Drag and drop events */
SDL_DROPFILE = 0x1000, /**< The system requests a file open */
/* Audio hotplug events */
SDL_AUDIODEVICEADDED = 0x1100, /**< A new audio device is available */
SDL_AUDIODEVICEREMOVED, /**< An audio device has been removed. */
/* Render events */
SDL_RENDER_TARGETS_RESET = 0x2000, /**< The render targets have been reset and their contents need to be updated */
SDL_RENDER_DEVICE_RESET, /**< The device has been reset and all textures need to be recreated */
/** Events ::SDL_USEREVENT through ::SDL_LASTEVENT are for your use,
* and should be allocated with SDL_RegisterEvents()
*/
SDL_USEREVENT = 0x8000,
/**
* This last event is only for bounding internal arrays
*/
SDL_LASTEVENT = 0xFFFF
} SDL_EventType;
/**
* \brief Fields shared by every event
*/
typedef struct SDL_CommonEvent
{
Uint32 type;
Uint32 timestamp;
} SDL_CommonEvent;
/**
* \brief Window state change event data (event.window.*)
*/
typedef struct SDL_WindowEvent
{
Uint32 type; /**< ::SDL_WINDOWEVENT */
Uint32 timestamp;
Uint32 windowID; /**< The associated window */
Uint8 event; /**< ::SDL_WindowEventID */
Uint8 padding1;
Uint8 padding2;
Uint8 padding3;
Sint32 data1; /**< event dependent data */
Sint32 data2; /**< event dependent data */
} SDL_WindowEvent;
/**
* \brief Keyboard button event structure (event.key.*)
*/
typedef struct SDL_KeyboardEvent
{
Uint32 type; /**< ::SDL_KEYDOWN or ::SDL_KEYUP */
Uint32 timestamp;
Uint32 windowID; /**< The window with keyboard focus, if any */
Uint8 state; /**< ::SDL_PRESSED or ::SDL_RELEASED */
Uint8 repeat; /**< Non-zero if this is a key repeat */
Uint8 padding2;
Uint8 padding3;
SDL_Keysym keysym; /**< The key that was pressed or released */
} SDL_KeyboardEvent;
#define SDL_TEXTEDITINGEVENT_TEXT_SIZE (32)
/**
* \brief Keyboard text editing event structure (event.edit.*)
*/
typedef struct SDL_TextEditingEvent
{
Uint32 type; /**< ::SDL_TEXTEDITING */
Uint32 timestamp;
Uint32 windowID; /**< The window with keyboard focus, if any */
char text[SDL_TEXTEDITINGEVENT_TEXT_SIZE]; /**< The editing text */
Sint32 start; /**< The start cursor of selected editing text */
Sint32 length; /**< The length of selected editing text */
} SDL_TextEditingEvent;
#define SDL_TEXTINPUTEVENT_TEXT_SIZE (32)
/**
* \brief Keyboard text input event structure (event.text.*)
*/
typedef struct SDL_TextInputEvent
{
Uint32 type; /**< ::SDL_TEXTINPUT */
Uint32 timestamp;
Uint32 windowID; /**< The window with keyboard focus, if any */
char text[SDL_TEXTINPUTEVENT_TEXT_SIZE]; /**< The input text */
} SDL_TextInputEvent;
/**
* \brief Mouse motion event structure (event.motion.*)
*/
typedef struct SDL_MouseMotionEvent
{
Uint32 type; /**< ::SDL_MOUSEMOTION */
Uint32 timestamp;
Uint32 windowID; /**< The window with mouse focus, if any */
Uint32 which; /**< The mouse instance id, or SDL_TOUCH_MOUSEID */
Uint32 state; /**< The current button state */
Sint32 x; /**< X coordinate, relative to window */
Sint32 y; /**< Y coordinate, relative to window */
Sint32 xrel; /**< The relative motion in the X direction */
Sint32 yrel; /**< The relative motion in the Y direction */
} SDL_MouseMotionEvent;
/**
* \brief Mouse button event structure (event.button.*)
*/
typedef struct SDL_MouseButtonEvent
{
Uint32 type; /**< ::SDL_MOUSEBUTTONDOWN or ::SDL_MOUSEBUTTONUP */
Uint32 timestamp;
Uint32 windowID; /**< The window with mouse focus, if any */
Uint32 which; /**< The mouse instance id, or SDL_TOUCH_MOUSEID */
Uint8 button; /**< The mouse button index */
Uint8 state; /**< ::SDL_PRESSED or ::SDL_RELEASED */
Uint8 clicks; /**< 1 for single-click, 2 for double-click, etc. */
Uint8 padding1;
Sint32 x; /**< X coordinate, relative to window */
Sint32 y; /**< Y coordinate, relative to window */
} SDL_MouseButtonEvent;
/**
* \brief Mouse wheel event structure (event.wheel.*)
*/
typedef struct SDL_MouseWheelEvent
{
Uint32 type; /**< ::SDL_MOUSEWHEEL */
Uint32 timestamp;
Uint32 windowID; /**< The window with mouse focus, if any */
Uint32 which; /**< The mouse instance id, or SDL_TOUCH_MOUSEID */
Sint32 x; /**< The amount scrolled horizontally, positive to the right and negative to the left */
Sint32 y; /**< The amount scrolled vertically, positive away from the user and negative toward the user */
Uint32 direction; /**< Set to one of the SDL_MOUSEWHEEL_* defines. When FLIPPED the values in X and Y will be opposite. Multiply by -1 to change them back */
} SDL_MouseWheelEvent;
/**
* \brief Joystick axis motion event structure (event.jaxis.*)
*/
typedef struct SDL_JoyAxisEvent
{
Uint32 type; /**< ::SDL_JOYAXISMOTION */
Uint32 timestamp;
SDL_JoystickID which; /**< The joystick instance id */
Uint8 axis; /**< The joystick axis index */
Uint8 padding1;
Uint8 padding2;
Uint8 padding3;
Sint16 value; /**< The axis value (range: -32768 to 32767) */
Uint16 padding4;
} SDL_JoyAxisEvent;
/**
* \brief Joystick trackball motion event structure (event.jball.*)
*/
typedef struct SDL_JoyBallEvent
{
Uint32 type; /**< ::SDL_JOYBALLMOTION */
Uint32 timestamp;
SDL_JoystickID which; /**< The joystick instance id */
Uint8 ball; /**< The joystick trackball index */
Uint8 padding1;
Uint8 padding2;
Uint8 padding3;
Sint16 xrel; /**< The relative motion in the X direction */
Sint16 yrel; /**< The relative motion in the Y direction */
} SDL_JoyBallEvent;
/**
* \brief Joystick hat position change event structure (event.jhat.*)
*/
typedef struct SDL_JoyHatEvent
{
Uint32 type; /**< ::SDL_JOYHATMOTION */
Uint32 timestamp;
SDL_JoystickID which; /**< The joystick instance id */
Uint8 hat; /**< The joystick hat index */
Uint8 value; /**< The hat position value.
* \sa ::SDL_HAT_LEFTUP ::SDL_HAT_UP ::SDL_HAT_RIGHTUP
* \sa ::SDL_HAT_LEFT ::SDL_HAT_CENTERED ::SDL_HAT_RIGHT
* \sa ::SDL_HAT_LEFTDOWN ::SDL_HAT_DOWN ::SDL_HAT_RIGHTDOWN
*
* Note that zero means the POV is centered.
*/
Uint8 padding1;
Uint8 padding2;
} SDL_JoyHatEvent;
/**
* \brief Joystick button event structure (event.jbutton.*)
*/
typedef struct SDL_JoyButtonEvent
{
Uint32 type; /**< ::SDL_JOYBUTTONDOWN or ::SDL_JOYBUTTONUP */
Uint32 timestamp;
SDL_JoystickID which; /**< The joystick instance id */
Uint8 button; /**< The joystick button index */
Uint8 state; /**< ::SDL_PRESSED or ::SDL_RELEASED */
Uint8 padding1;
Uint8 padding2;
} SDL_JoyButtonEvent;
/**
* \brief Joystick device event structure (event.jdevice.*)
*/
typedef struct SDL_JoyDeviceEvent
{
Uint32 type; /**< ::SDL_JOYDEVICEADDED or ::SDL_JOYDEVICEREMOVED */
Uint32 timestamp;
Sint32 which; /**< The joystick device index for the ADDED event, instance id for the REMOVED event */
} SDL_JoyDeviceEvent;
/**
* \brief Game controller axis motion event structure (event.caxis.*)
*/
typedef struct SDL_ControllerAxisEvent
{
Uint32 type; /**< ::SDL_CONTROLLERAXISMOTION */
Uint32 timestamp;
SDL_JoystickID which; /**< The joystick instance id */
Uint8 axis; /**< The controller axis (SDL_GameControllerAxis) */
Uint8 padding1;
Uint8 padding2;
Uint8 padding3;
Sint16 value; /**< The axis value (range: -32768 to 32767) */
Uint16 padding4;
} SDL_ControllerAxisEvent;
/**
* \brief Game controller button event structure (event.cbutton.*)
*/
typedef struct SDL_ControllerButtonEvent
{
Uint32 type; /**< ::SDL_CONTROLLERBUTTONDOWN or ::SDL_CONTROLLERBUTTONUP */
Uint32 timestamp;
SDL_JoystickID which; /**< The joystick instance id */
Uint8 button; /**< The controller button (SDL_GameControllerButton) */
Uint8 state; /**< ::SDL_PRESSED or ::SDL_RELEASED */
Uint8 padding1;
Uint8 padding2;
} SDL_ControllerButtonEvent;
/**
* \brief Controller device event structure (event.cdevice.*)
*/
typedef struct SDL_ControllerDeviceEvent
{
Uint32 type; /**< ::SDL_CONTROLLERDEVICEADDED, ::SDL_CONTROLLERDEVICEREMOVED, or ::SDL_CONTROLLERDEVICEREMAPPED */
Uint32 timestamp;
Sint32 which; /**< The joystick device index for the ADDED event, instance id for the REMOVED or REMAPPED event */
} SDL_ControllerDeviceEvent;
/**
* \brief Audio device event structure (event.adevice.*)
*/
typedef struct SDL_AudioDeviceEvent
{
Uint32 type; /**< ::SDL_AUDIODEVICEADDED, or ::SDL_AUDIODEVICEREMOVED */
Uint32 timestamp;
Uint32 which; /**< The audio device index for the ADDED event (valid until next SDL_GetNumAudioDevices() call), SDL_AudioDeviceID for the REMOVED event */
Uint8 iscapture; /**< zero if an output device, non-zero if a capture device. */
Uint8 padding1;
Uint8 padding2;
Uint8 padding3;
} SDL_AudioDeviceEvent;
/**
* \brief Touch finger event structure (event.tfinger.*)
*/
typedef struct SDL_TouchFingerEvent
{
Uint32 type; /**< ::SDL_FINGERMOTION or ::SDL_FINGERDOWN or ::SDL_FINGERUP */
Uint32 timestamp;
SDL_TouchID touchId; /**< The touch device id */
SDL_FingerID fingerId;
float x; /**< Normalized in the range 0...1 */
float y; /**< Normalized in the range 0...1 */
float dx; /**< Normalized in the range -1...1 */
float dy; /**< Normalized in the range -1...1 */
float pressure; /**< Normalized in the range 0...1 */
} SDL_TouchFingerEvent;
/**
* \brief Multiple Finger Gesture Event (event.mgesture.*)
*/
typedef struct SDL_MultiGestureEvent
{
Uint32 type; /**< ::SDL_MULTIGESTURE */
Uint32 timestamp;
SDL_TouchID touchId; /**< The touch device index */
float dTheta;
float dDist;
float x;
float y;
Uint16 numFingers;
Uint16 padding;
} SDL_MultiGestureEvent;
/**
* \brief Dollar Gesture Event (event.dgesture.*)
*/
typedef struct SDL_DollarGestureEvent
{
Uint32 type; /**< ::SDL_DOLLARGESTURE or ::SDL_DOLLARRECORD */
Uint32 timestamp;
SDL_TouchID touchId; /**< The touch device id */
SDL_GestureID gestureId;
Uint32 numFingers;
float error;
float x; /**< Normalized center of gesture */
float y; /**< Normalized center of gesture */
} SDL_DollarGestureEvent;
/**
* \brief An event used to request a file open by the system (event.drop.*)
* This event is enabled by default, you can disable it with SDL_EventState().
* \note If this event is enabled, you must free the filename in the event.
*/
typedef struct SDL_DropEvent
{
Uint32 type; /**< ::SDL_DROPFILE */
Uint32 timestamp;
char *file; /**< The file name, which should be freed with SDL_free() */
} SDL_DropEvent;
/**
* \brief The "quit requested" event
*/
typedef struct SDL_QuitEvent
{
Uint32 type; /**< ::SDL_QUIT */
Uint32 timestamp;
} SDL_QuitEvent;
/**
* \brief OS Specific event
*/
typedef struct SDL_OSEvent
{
Uint32 type; /**< ::SDL_QUIT */
Uint32 timestamp;
} SDL_OSEvent;
/**
* \brief A user-defined event type (event.user.*)
*/
typedef struct SDL_UserEvent
{
Uint32 type; /**< ::SDL_USEREVENT through ::SDL_LASTEVENT-1 */
Uint32 timestamp;
Uint32 windowID; /**< The associated window if any */
Sint32 code; /**< User defined event code */
void *data1; /**< User defined data pointer */
void *data2; /**< User defined data pointer */
} SDL_UserEvent;
struct SDL_SysWMmsg;
typedef struct SDL_SysWMmsg SDL_SysWMmsg;
/**
* \brief A video driver dependent system event (event.syswm.*)
* This event is disabled by default, you can enable it with SDL_EventState()
*
* \note If you want to use this event, you should include SDL_syswm.h.
*/
typedef struct SDL_SysWMEvent
{
Uint32 type; /**< ::SDL_SYSWMEVENT */
Uint32 timestamp;
SDL_SysWMmsg *msg; /**< driver dependent data, defined in SDL_syswm.h */
} SDL_SysWMEvent;
/**
* \brief General event structure
*/
typedef union SDL_Event
{
Uint32 type; /**< Event type, shared with all events */
SDL_CommonEvent common; /**< Common event data */
SDL_WindowEvent window; /**< Window event data */
SDL_KeyboardEvent key; /**< Keyboard event data */
SDL_TextEditingEvent edit; /**< Text editing 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_JoyDeviceEvent jdevice; /**< Joystick device change event data */
SDL_ControllerAxisEvent caxis; /**< Game Controller axis event data */
SDL_ControllerButtonEvent cbutton; /**< Game Controller button event data */
SDL_ControllerDeviceEvent cdevice; /**< Game Controller device event data */
SDL_AudioDeviceEvent adevice; /**< Audio device event data */
SDL_QuitEvent quit; /**< Quit request event data */
SDL_UserEvent user; /**< Custom event data */
SDL_SysWMEvent syswm; /**< System dependent window event data */
SDL_TouchFingerEvent tfinger; /**< Touch finger event data */
SDL_MultiGestureEvent mgesture; /**< Gesture event data */
SDL_DollarGestureEvent dgesture; /**< Gesture event data */
SDL_DropEvent drop; /**< Drag and drop event data */
/* This is necessary for ABI compatibility between Visual C++ and GCC
Visual C++ will respect the push pack pragma and use 52 bytes for
this structure, and GCC will use the alignment of the largest datatype
within the union, which is 8 bytes.
So... we'll add padding to force the size to be 56 bytes for both.
*/
Uint8 padding[56];
} SDL_Event;
/* Function prototypes */
/**
* Pumps the event loop, gathering events from the input devices.
*
* This function updates the event queue and internal input device state.
*
* This should only be run in the thread that sets the video mode.
*/
extern DECLSPEC void SDLCALL SDL_PumpEvents(void);
/* @{ */
typedef enum
{
SDL_ADDEVENT,
SDL_PEEKEVENT,
SDL_GETEVENT
} SDL_eventaction;
/**
* Checks the event queue for messages and optionally returns them.
*
* If \c action is ::SDL_ADDEVENT, up to \c numevents events will be added to
* the back of the event queue.
*
* If \c action is ::SDL_PEEKEVENT, up to \c numevents events at the front
* of the event queue, within the specified minimum and maximum type,
* will be returned and will not be removed from the queue.
*
* If \c action is ::SDL_GETEVENT, up to \c numevents events at the front
* of the event queue, within the specified minimum and maximum type,
* will be returned and will be removed from the queue.
*
* \return The number of events actually stored, or -1 if there was an error.
*
* This function is thread-safe.
*/
extern DECLSPEC int SDLCALL SDL_PeepEvents(SDL_Event * events, int numevents,
SDL_eventaction action,
Uint32 minType, Uint32 maxType);
/* @} */
/**
* Checks to see if certain event types are in the event queue.
*/
extern DECLSPEC SDL_bool SDLCALL SDL_HasEvent(Uint32 type);
extern DECLSPEC SDL_bool SDLCALL SDL_HasEvents(Uint32 minType, Uint32 maxType);
/**
* This function clears events from the event queue
* This function only affects currently queued events. If you want to make
* sure that all pending OS events are flushed, you can call SDL_PumpEvents()
* on the main thread immediately before the flush call.
*/
extern DECLSPEC void SDLCALL SDL_FlushEvent(Uint32 type);
extern DECLSPEC void SDLCALL SDL_FlushEvents(Uint32 minType, Uint32 maxType);
/**
* \brief Polls for currently pending events.
*
* \return 1 if there are any pending events, or 0 if there are none available.
*
* \param event If not NULL, the next event is removed from the queue and
* stored in that area.
*/
extern DECLSPEC int SDLCALL SDL_PollEvent(SDL_Event * event);
/**
* \brief Waits indefinitely for the next available event.
*
* \return 1, or 0 if there was an error while waiting for events.
*
* \param event If not NULL, the next event is removed from the queue and
* stored in that area.
*/
extern DECLSPEC int SDLCALL SDL_WaitEvent(SDL_Event * event);
/**
* \brief Waits until the specified timeout (in milliseconds) for the next
* available event.
*
* \return 1, or 0 if there was an error while waiting for events.
*
* \param event If not NULL, the next event is removed from the queue and
* stored in that area.
* \param timeout The timeout (in milliseconds) to wait for next event.
*/
extern DECLSPEC int SDLCALL SDL_WaitEventTimeout(SDL_Event * event,
int timeout);
/**
* \brief Add an event to the event queue.
*
* \return 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);
typedef int (SDLCALL * SDL_EventFilter) (void *userdata, SDL_Event * event);
/**
* Sets up a filter to process all events before they change internal state and
* are posted to the internal event queue.
*
* The filter is prototyped as:
* \code
* int SDL_EventFilter(void *userdata, SDL_Event * event);
* \endcode
*
* 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
* internal state will still be updated. This allows selective filtering of
* dynamically arriving events.
*
* \warning Be very careful of what you do in the event filter function, as
* it may run in a different thread!
*
* There is one caveat when dealing with the ::SDL_QuitEvent event type. The
* event filter is only called when the window manager desires to close the
* application window. If the event filter returns 1, then the window will
* be closed, otherwise the window will remain open if possible.
*
* 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,
void *userdata);
/**
* Return the current event filter - can be used to "chain" filters.
* If there is no event filter set, this function returns SDL_FALSE.
*/
extern DECLSPEC SDL_bool SDLCALL SDL_GetEventFilter(SDL_EventFilter * filter,
void **userdata);
/**
* Add a function which is called when an event is added to the queue.
*/
extern DECLSPEC void SDLCALL SDL_AddEventWatch(SDL_EventFilter filter,
void *userdata);
/**
* Remove an event watch function added with SDL_AddEventWatch()
*/
extern DECLSPEC void SDLCALL SDL_DelEventWatch(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);
/* @{ */
#define SDL_QUERY -1
#define SDL_IGNORE 0
#define SDL_DISABLE 0
#define SDL_ENABLE 1
/**
* This function allows you to set the state of processing certain events.
* - If \c state is set to ::SDL_IGNORE, that event will be automatically
* dropped from the event queue and will not event be filtered.
* - If \c state is set to ::SDL_ENABLE, that event will be processed
* normally.
* - If \c state is set to ::SDL_QUERY, SDL_EventState() will return the
* current processing state of the specified event.
*/
extern DECLSPEC Uint8 SDLCALL SDL_EventState(Uint32 type, int state);
/* @} */
#define SDL_GetEventState(type) SDL_EventState(type, SDL_QUERY)
/**
* This function allocates a set of user-defined events, and returns
* the beginning event number for that set of events.
*
* If there aren't enough user-defined events left, this function
* returns (Uint32)-1
*/
extern DECLSPEC Uint32 SDLCALL SDL_RegisterEvents(int numevents);
/* Ends C function definitions when using C++ */
#ifdef __cplusplus
}
#endif
#include "close_code.h"
#endif /* _SDL_events_h */
/* vi: set ts=4 sw=4 expandtab: */
SDL_WindowEvent::padding3
Uint8 padding3
Definition: SDL_events.h:179
SDL_MultiGestureEvent::padding
Uint16 padding
Definition: SDL_events.h:437
SDL_JOYBUTTONUP
Definition: SDL_events.h:112
SDL_UserEvent::data1
void * data1
Definition: SDL_events.h:497
SDL_ControllerAxisEvent::which
SDL_JoystickID which
Definition: SDL_events.h:357
SDL_JoyBallEvent::padding1
Uint8 padding1
Definition: SDL_events.h:298
SDL_JoyAxisEvent::type
Uint32 type
Definition: SDL_events.h:278
SDL_JoyAxisEvent::value
Sint16 value
Definition: SDL_events.h:285
SDL_eventaction
SDL_eventaction
Definition: SDL_events.h:572
SDL_Event::motion
SDL_MouseMotionEvent motion
Definition: SDL_events.h:529
SDL_JoyButtonEvent::which
SDL_JoystickID which
Definition: SDL_events.h:332
SDL_MouseMotionEvent::which
Uint32 which
Definition: SDL_events.h:234
SDL_APP_DIDENTERFOREGROUND
Definition: SDL_events.h:83
SDL_TextEditingEvent::windowID
Uint32 windowID
Definition: SDL_events.h:207
SDL_JOYHATMOTION
Definition: SDL_events.h:110
SDL_APP_WILLENTERFOREGROUND
Definition: SDL_events.h:79
SDL_TextEditingEvent::start
Sint32 start
Definition: SDL_events.h:209
SDL_AudioDeviceEvent::type
Uint32 type
Definition: SDL_events.h:397
SDL_KEYDOWN
Definition: SDL_events.h:93
SDL_Event::caxis
SDL_ControllerAxisEvent caxis
Definition: SDL_events.h:537
SDL_Event::jdevice
SDL_JoyDeviceEvent jdevice
Definition: SDL_events.h:536
SDL_QuitEvent
The "quit requested" event.
Definition: SDL_events.h:473
SDL_joystick.h
SDL_ControllerDeviceEvent
Controller device event structure (event.cdevice.*)
Definition: SDL_events.h:385
SDL_JoyAxisEvent::axis
Uint8 axis
Definition: SDL_events.h:281
SDL_PollEvent
int SDL_PollEvent(SDL_Event *event)
Polls for currently pending events.
Definition: SDL_events.c:416
SDL_MouseWheelEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:265
SDL_TextEditingEvent::type
Uint32 type
Definition: SDL_events.h:205
SDL_Event::dgesture
SDL_DollarGestureEvent dgesture
Definition: SDL_events.h:546
SDL_quit.h
SDL_JoyButtonEvent
Joystick button event structure (event.jbutton.*)
Definition: SDL_events.h:328
SDL_APP_LOWMEMORY
Definition: SDL_events.h:67
SDL_MouseMotionEvent::y
Sint32 y
Definition: SDL_events.h:237
Uint32
uint32_t Uint32
An unsigned 32-bit integer type.
Definition: SDL_stdinc.h:155
SDL_MOUSEBUTTONUP
Definition: SDL_events.h:104
SDL_HasEvents
SDL_bool SDL_HasEvents(Uint32 minType, Uint32 maxType)
Definition: SDL_events.c:351
SDL_ControllerAxisEvent::value
Sint16 value
Definition: SDL_events.h:362
SDL_WaitEvent
int SDL_WaitEvent(SDL_Event *event)
Waits indefinitely for the next available event.
Definition: SDL_events.c:422
SDL_CONTROLLERDEVICEREMOVED
Definition: SDL_events.h:121
SDL_UserEvent::data2
void * data2
Definition: SDL_events.h:498
SDL_Event::cdevice
SDL_ControllerDeviceEvent cdevice
Definition: SDL_events.h:539
SDL_gesture.h
SDL_MultiGestureEvent::type
Uint32 type
Definition: SDL_events.h:429
SDL_Event::jbutton
SDL_JoyButtonEvent jbutton
Definition: SDL_events.h:535
SDL_MouseButtonEvent::y
Sint32 y
Definition: SDL_events.h:256
SDL_DollarGestureEvent::y
float y
Definition: SDL_events.h:453
SDL_DelEventWatch
void SDL_DelEventWatch(SDL_EventFilter filter, void *userdata)
Definition: SDL_events.c:533
SDL_FingerID
Sint64 SDL_FingerID
Definition: SDL_touch.h:42
SDL_JoyButtonEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:331
SDL_FlushEvent
void SDL_FlushEvent(Uint32 type)
Definition: SDL_events.c:357
SDL_JoyAxisEvent
Joystick axis motion event structure (event.jaxis.*)
Definition: SDL_events.h:276
SDL_JoyBallEvent::ball
Uint8 ball
Definition: SDL_events.h:297
SDL_TouchFingerEvent::dx
float dx
Definition: SDL_events.h:418
SDL_MouseButtonEvent::type
Uint32 type
Definition: SDL_events.h:247
SDL_SysWMEvent::msg
SDL_SysWMmsg * msg
Definition: SDL_events.h:515
SDL_TouchFingerEvent::pressure
float pressure
Definition: SDL_events.h:420
SDL_JOYDEVICEADDED
Definition: SDL_events.h:113
SDL_SYSWMEVENT
Definition: SDL_events.h:90
SDL_DropEvent::type
Uint32 type
Definition: SDL_events.h:464
state
struct xkb_state * state
Definition: SDL_waylandsym.h:94
SDL_PEEKEVENT
Definition: SDL_events.h:575
events
static SDL_Event events[EVENT_BUF_SIZE]
Definition: testgesture.c:36
SDL_MOUSEBUTTONDOWN
Definition: SDL_events.h:103
SDL_JoyAxisEvent::padding4
Uint16 padding4
Definition: SDL_events.h:286
SDL_Event::jball
SDL_JoyBallEvent jball
Definition: SDL_events.h:533
SDL_QUIT
Definition: SDL_events.h:60
SDL_JoyAxisEvent::which
SDL_JoystickID which
Definition: SDL_events.h:280
SDL_TouchFingerEvent::touchId
SDL_TouchID touchId
Definition: SDL_events.h:414
SDL_MouseButtonEvent::which
Uint32 which
Definition: SDL_events.h:250
SDL_QuitEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:476
SDL_EventFilter
int(* SDL_EventFilter)(void *userdata, SDL_Event *event)
Definition: SDL_events.h:658
SDL_USEREVENT
Definition: SDL_events.h:151
SDL_MouseMotionEvent::x
Sint32 x
Definition: SDL_events.h:236
SDL_JoyBallEvent::xrel
Sint16 xrel
Definition: SDL_events.h:301
SDL_WindowEvent::type
Uint32 type
Definition: SDL_events.h:173
SDL_KeyboardEvent::state
Uint8 state
Definition: SDL_events.h:192
SDL_TextEditingEvent
Keyboard text editing event structure (event.edit.*)
Definition: SDL_events.h:203
SDL_Keysym
The SDL keysym structure, used in key events.
Definition: SDL_keyboard.h:47
SDL_MouseButtonEvent::clicks
Uint8 clicks
Definition: SDL_events.h:253
SDL_PeepEvents
int SDL_PeepEvents(SDL_Event *events, int numevents, SDL_eventaction action, Uint32 minType, Uint32 maxType)
Definition: SDL_events.c:265
SDL_JOYBALLMOTION
Definition: SDL_events.h:109
SDL_JoyButtonEvent::state
Uint8 state
Definition: SDL_events.h:334
SDL_MultiGestureEvent::dDist
float dDist
Definition: SDL_events.h:433
SDL_SysWMEvent::type
Uint32 type
Definition: SDL_events.h:513
SDL_MultiGestureEvent::y
float y
Definition: SDL_events.h:435
SDL_AudioDeviceEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:398
SDL_ControllerAxisEvent
Game controller axis motion event structure (event.caxis.*)
Definition: SDL_events.h:353
SDL_Event::quit
SDL_QuitEvent quit
Definition: SDL_events.h:541
SDL_JOYAXISMOTION
Definition: SDL_events.h:108
SDL_DollarGestureEvent::gestureId
SDL_GestureID gestureId
Definition: SDL_events.h:449
SDL_UserEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:494
SDL_MOUSEWHEEL
Definition: SDL_events.h:105
begin_code.h
SDL_CONTROLLERDEVICEADDED
Definition: SDL_events.h:120
SDL_DollarGestureEvent::error
float error
Definition: SDL_events.h:451
SDL_ControllerButtonEvent::padding1
Uint8 padding1
Definition: SDL_events.h:377
SDL_DollarGestureEvent
Dollar Gesture Event (event.dgesture.*)
Definition: SDL_events.h:444
SDL_ControllerButtonEvent::which
SDL_JoystickID which
Definition: SDL_events.h:374
SDL_TextEditingEvent::length
Sint32 length
Definition: SDL_events.h:210
SDL_KeyboardEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:190
SDL_JoyDeviceEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:345
SDL_JoyAxisEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:279
SDL_OSEvent
OS Specific event.
Definition: SDL_events.h:482
SDL_TextInputEvent
Keyboard text input event structure (event.text.*)
Definition: SDL_events.h:218
SDL_ControllerButtonEvent::state
Uint8 state
Definition: SDL_events.h:376
SDL_Event::wheel
SDL_MouseWheelEvent wheel
Definition: SDL_events.h:531
SDL_ControllerDeviceEvent::which
Sint32 which
Definition: SDL_events.h:389
SDL_PushEvent
int SDL_PushEvent(SDL_Event *event)
Add an event to the event queue.
Definition: SDL_events.c:458
SDL_MouseMotionEvent::type
Uint32 type
Definition: SDL_events.h:231
SDL_JoyBallEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:295
SDL_JoyBallEvent
Joystick trackball motion event structure (event.jball.*)
Definition: SDL_events.h:292
SDL_KeyboardEvent::windowID
Uint32 windowID
Definition: SDL_events.h:191
SDL_SetEventFilter
void SDL_SetEventFilter(SDL_EventFilter filter, void *userdata)
Definition: SDL_events.c:482
SDL_gamecontroller.h
SDL_CONTROLLERBUTTONUP
Definition: SDL_events.h:119
SDL_TouchFingerEvent::dy
float dy
Definition: SDL_events.h:419
SDL_MouseButtonEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:248
SDL_JOYDEVICEREMOVED
Definition: SDL_events.h:114
SDL_bool
SDL_bool
Definition: SDL_stdinc.h:126
SDL_DOLLARGESTURE
Definition: SDL_events.h:130
SDL_touch.h
SDL_Event::window
SDL_WindowEvent window
Definition: SDL_events.h:525
SDL_SysWMEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:514
SDL_MouseWheelEvent::type
Uint32 type
Definition: SDL_events.h:264
SDL_ControllerButtonEvent::type
Uint32 type
Definition: SDL_events.h:372
SDL_UserEvent
A user-defined event type (event.user.*)
Definition: SDL_events.h:491
SDL_DropEvent
An event used to request a file open by the system (event.drop.*) This event is enabled by default...
Definition: SDL_events.h:462
SDL_CommonEvent
Fields shared by every event.
Definition: SDL_events.h:162
SDL_MouseButtonEvent::state
Uint8 state
Definition: SDL_events.h:252
SDL_RENDER_DEVICE_RESET
Definition: SDL_events.h:146
SDL_MouseMotionEvent::yrel
Sint32 yrel
Definition: SDL_events.h:239
SDL_DollarGestureEvent::touchId
SDL_TouchID touchId
Definition: SDL_events.h:448
SDL_AUDIODEVICEREMOVED
Definition: SDL_events.h:142
SDL_JoyBallEvent::which
SDL_JoystickID which
Definition: SDL_events.h:296
SDL_MouseButtonEvent::button
Uint8 button
Definition: SDL_events.h:251
SDL_AudioDeviceEvent::padding3
Uint8 padding3
Definition: SDL_events.h:403
SDL_ControllerButtonEvent::padding2
Uint8 padding2
Definition: SDL_events.h:378
SDL_FINGERDOWN
Definition: SDL_events.h:125
type
GLuint GLuint GLsizei GLenum type
Definition: SDL_opengl.h:1564
SDL_KeyboardEvent
Keyboard button event structure (event.key.*)
Definition: SDL_events.h:187
SDL_Event::text
SDL_TextInputEvent text
Definition: SDL_events.h:528
SDL_video.h
SDL_JoyHatEvent::padding2
Uint8 padding2
Definition: SDL_events.h:322
DECLSPEC
#define DECLSPEC
Definition: SDL_internal.h:30
SDL_TextInputEvent::type
Uint32 type
Definition: SDL_events.h:220
SDL_MouseMotionEvent::xrel
Sint32 xrel
Definition: SDL_events.h:238
SDL_AUDIODEVICEADDED
Definition: SDL_events.h:141
SDL_JoyHatEvent::padding1
Uint8 padding1
Definition: SDL_events.h:321
SDL_JoyAxisEvent::padding1
Uint8 padding1
Definition: SDL_events.h:282
SDL_ControllerDeviceEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:388
SDL_DropEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:465
SDL_JoystickID
Sint32 SDL_JoystickID
Definition: SDL_joystick.h:72
SDL_MouseButtonEvent::padding1
Uint8 padding1
Definition: SDL_events.h:254
SDL_DollarGestureEvent::x
float x
Definition: SDL_events.h:452
close_code.h
SDL_JOYBUTTONDOWN
Definition: SDL_events.h:111
SDL_JoyHatEvent::type
Uint32 type
Definition: SDL_events.h:310
SDL_Event::jaxis
SDL_JoyAxisEvent jaxis
Definition: SDL_events.h:532
SDL_TouchFingerEvent::x
float x
Definition: SDL_events.h:416
SDL_TouchFingerEvent
Touch finger event structure (event.tfinger.*)
Definition: SDL_events.h:410
Uint8
uint8_t Uint8
An unsigned 8-bit integer type.
Definition: SDL_stdinc.h:139
SDL_MultiGestureEvent::numFingers
Uint16 numFingers
Definition: SDL_events.h:436
SDL_Event::mgesture
SDL_MultiGestureEvent mgesture
Definition: SDL_events.h:545
SDL_GestureID
Sint64 SDL_GestureID
Definition: SDL_gesture.h:44
event
struct _cl_event * event
Definition: SDL_opengl_glext.h:2649
SDL_KEYUP
Definition: SDL_events.h:94
SDL_mouse.h
SDL_WindowEvent::padding2
Uint8 padding2
Definition: SDL_events.h:178
SDL_ControllerAxisEvent::padding4
Uint16 padding4
Definition: SDL_events.h:363
SDL_SysWMmsg
Definition: SDL_syswm.h:129
SDL_WindowEvent::data2
Sint32 data2
Definition: SDL_events.h:181
SDL_MouseWheelEvent::windowID
Uint32 windowID
Definition: SDL_events.h:266
SDL_TextInputEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:221
SDL_EventType
SDL_EventType
The types of events that can be delivered.
Definition: SDL_events.h:55
SDL_WINDOWEVENT
Definition: SDL_events.h:89
SDL_MouseWheelEvent::which
Uint32 which
Definition: SDL_events.h:267
SDL_RegisterEvents
Uint32 SDL_RegisterEvents(int numevents)
Definition: SDL_events.c:608
SDL_ControllerAxisEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:356
SDL_TouchID
Sint64 SDL_TouchID
Definition: SDL_touch.h:41
SDL_UserEvent::windowID
Uint32 windowID
Definition: SDL_events.h:495
SDL_CONTROLLERBUTTONDOWN
Definition: SDL_events.h:118
SDL_JoyButtonEvent::type
Uint32 type
Definition: SDL_events.h:330
SDL_KeyboardEvent::repeat
Uint8 repeat
Definition: SDL_events.h:193
SDL_TextInputEvent::windowID
Uint32 windowID
Definition: SDL_events.h:222
SDL_JoyBallEvent::type
Uint32 type
Definition: SDL_events.h:294
SDL_JoyHatEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:311
SDL_ControllerDeviceEvent::type
Uint32 type
Definition: SDL_events.h:387
SDL_AudioDeviceEvent
Audio device event structure (event.adevice.*)
Definition: SDL_events.h:395
SDL_WindowEvent::event
Uint8 event
Definition: SDL_events.h:176
SDL_KeyboardEvent::keysym
SDL_Keysym keysym
Definition: SDL_events.h:196
SDL_UserEvent::code
Sint32 code
Definition: SDL_events.h:496
Sint32
int32_t Sint32
A signed 32-bit integer type.
Definition: SDL_stdinc.h:151
SDL_TouchFingerEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:413
SDL_FINGERMOTION
Definition: SDL_events.h:127
SDL_CONTROLLERDEVICEREMAPPED
Definition: SDL_events.h:122
SDL_AddEventWatch
void SDL_AddEventWatch(SDL_EventFilter filter, void *userdata)
Definition: SDL_events.c:505
SDL_MouseWheelEvent
Mouse wheel event structure (event.wheel.*)
Definition: SDL_events.h:262
SDL_KeyboardEvent::padding3
Uint8 padding3
Definition: SDL_events.h:195
SDL_TextEditingEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:206
SDL_PumpEvents
void SDL_PumpEvents(void)
Definition: SDL_events.c:395
SDL_FlushEvents
void SDL_FlushEvents(Uint32 minType, Uint32 maxType)
Definition: SDL_events.c:363
SDL_QuitEvent::type
Uint32 type
Definition: SDL_events.h:475
SDL_WindowEvent
Window state change event data (event.window.*)
Definition: SDL_events.h:171
SDL_DROPFILE
Definition: SDL_events.h:138
SDL_JoyButtonEvent::padding1
Uint8 padding1
Definition: SDL_events.h:335
SDL_FIRSTEVENT
Definition: SDL_events.h:57
SDL_WindowEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:174
SDL_OSEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:485
SDL_ControllerButtonEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:373
SDL_CommonEvent::type
Uint32 type
Definition: SDL_events.h:164
SDL_MultiGestureEvent::dTheta
float dTheta
Definition: SDL_events.h:432
SDL_Event::edit
SDL_TextEditingEvent edit
Definition: SDL_events.h:527
SDL_JoyBallEvent::padding3
Uint8 padding3
Definition: SDL_events.h:300
SDL_ControllerButtonEvent::button
Uint8 button
Definition: SDL_events.h:375
SDL_KeyboardEvent::padding2
Uint8 padding2
Definition: SDL_events.h:194
SDL_Event::adevice
SDL_AudioDeviceEvent adevice
Definition: SDL_events.h:540
SDL_DropEvent::file
char * file
Definition: SDL_events.h:466
SDL_FINGERUP
Definition: SDL_events.h:126
SDL_Event::syswm
SDL_SysWMEvent syswm
Definition: SDL_events.h:543
SDL_DollarGestureEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:447
SDL_MOUSEMOTION
Definition: SDL_events.h:102
SDL_DollarGestureEvent::numFingers
Uint32 numFingers
Definition: SDL_events.h:450
text
static char text[MAX_TEXT_LENGTH]
Definition: testime.c:34
SDL_ControllerAxisEvent::padding2
Uint8 padding2
Definition: SDL_events.h:360
SDL_MouseMotionEvent
Mouse motion event structure (event.motion.*)
Definition: SDL_events.h:229
SDL_JoyHatEvent::hat
Uint8 hat
Definition: SDL_events.h:313
SDL_JoyDeviceEvent::which
Sint32 which
Definition: SDL_events.h:346
SDL_TEXTINPUT
Definition: SDL_events.h:96
SDL_keyboard.h
SDL_KeyboardEvent::type
Uint32 type
Definition: SDL_events.h:189
SDL_ControllerButtonEvent
Game controller button event structure (event.cbutton.*)
Definition: SDL_events.h:370
SDL_Event::key
SDL_KeyboardEvent key
Definition: SDL_events.h:526
SDL_stdinc.h
SDL_JoyHatEvent
Joystick hat position change event structure (event.jhat.*)
Definition: SDL_events.h:308
SDL_WindowEvent::padding1
Uint8 padding1
Definition: SDL_events.h:177
SDL_Event::cbutton
SDL_ControllerButtonEvent cbutton
Definition: SDL_events.h:538
SDL_JoyDeviceEvent::type
Uint32 type
Definition: SDL_events.h:344
SDL_ControllerAxisEvent::axis
Uint8 axis
Definition: SDL_events.h:358
SDL_MultiGestureEvent::x
float x
Definition: SDL_events.h:434
SDL_MouseButtonEvent
Mouse button event structure (event.button.*)
Definition: SDL_events.h:245
SDL_MouseMotionEvent::windowID
Uint32 windowID
Definition: SDL_events.h:233
SDL_MouseMotionEvent::state
Uint32 state
Definition: SDL_events.h:235
timeout
GLbitfield GLuint64 timeout
Definition: SDL_opengl_glext.h:1483
SDL_TouchFingerEvent::y
float y
Definition: SDL_events.h:417
SDL_TouchFingerEvent::type
Uint32 type
Definition: SDL_events.h:412
SDL_MouseWheelEvent::x
Sint32 x
Definition: SDL_events.h:268
SDL_SysWMEvent
A video driver dependent system event (event.syswm.*) This event is disabled by default, you can enable it with SDL_EventState()
Definition: SDL_events.h:511
SDL_JoyHatEvent::value
Uint8 value
Definition: SDL_events.h:314
SDL_CommonEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:165
SDL_TouchFingerEvent::fingerId
SDL_FingerID fingerId
Definition: SDL_events.h:415
SDL_MouseMotionEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:232
SDL_WaitEventTimeout
int SDL_WaitEventTimeout(SDL_Event *event, int timeout)
Waits until the specified timeout (in milliseconds) for the next available event. ...
Definition: SDL_events.c:428
SDL_Event::button
SDL_MouseButtonEvent button
Definition: SDL_events.h:530
SDL_MouseButtonEvent::x
Sint32 x
Definition: SDL_events.h:255
Uint16
uint16_t Uint16
An unsigned 16-bit integer type.
Definition: SDL_stdinc.h:147
SDL_MultiGestureEvent::timestamp
Uint32 timestamp
Definition: SDL_events.h:430
SDL_GetEventFilter
SDL_bool SDL_GetEventFilter(SDL_EventFilter *filter, void **userdata)
Definition: SDL_events.c:492
SDL_AudioDeviceEvent::padding1
Uint8 padding1
Definition: SDL_events.h:401
SDL_Event
General event structure.
Definition: SDL_events.h:521
SDL_MouseWheelEvent::y
Sint32 y
Definition: SDL_events.h:269
SDL_JoyAxisEvent::padding2
Uint8 padding2
Definition: SDL_events.h:283
SDL_Event::user
SDL_UserEvent user
Definition: SDL_events.h:542
SDL_APP_WILLENTERBACKGROUND
Definition: SDL_events.h:71
SDL_TEXTINPUTEVENT_TEXT_SIZE
#define SDL_TEXTINPUTEVENT_TEXT_SIZE
Definition: SDL_events.h:214
SDL_OSEvent::type
Uint32 type
Definition: SDL_events.h:484
SDL_APP_TERMINATING
Definition: SDL_events.h:63
SDL_UserEvent::type
Uint32 type
Definition: SDL_events.h:493
SDL_EventState
Uint8 SDL_EventState(Uint32 type, int state)
Definition: SDL_events.c:567
SDL_GETEVENT
Definition: SDL_events.h:576
SDL_JoyBallEvent::yrel
Sint16 yrel
Definition: SDL_events.h:302
SDL_ADDEVENT
Definition: SDL_events.h:574
SDL_KEYMAPCHANGED
Definition: SDL_events.h:97
SDL_Event::jhat
SDL_JoyHatEvent jhat
Definition: SDL_events.h:534
SDL_RENDER_TARGETS_RESET
Definition: SDL_events.h:145
SDL_JoyButtonEvent::button
Uint8 button
Definition: SDL_events.h:333
SDL_Event::common
SDL_CommonEvent common
Definition: SDL_events.h:524
SDL_AudioDeviceEvent::which
Uint32 which
Definition: SDL_events.h:399
SDL_JoyButtonEvent::padding2
Uint8 padding2
Definition: SDL_events.h:336
SDL_WindowEvent::data1
Sint32 data1
Definition: SDL_events.h:180
SDL_MouseButtonEvent::windowID
Uint32 windowID
Definition: SDL_events.h:249
SDL_APP_DIDENTERBACKGROUND
Definition: SDL_events.h:75
SDL_HasEvent
SDL_bool SDL_HasEvent(Uint32 type)
Definition: SDL_events.c:345
SDL_CLIPBOARDUPDATE
Definition: SDL_events.h:135
SDL_ControllerAxisEvent::padding3
Uint8 padding3
Definition: SDL_events.h:361
SDL_CONTROLLERAXISMOTION
Definition: SDL_events.h:117
SDL_DollarGestureEvent::type
Uint32 type
Definition: SDL_events.h:446
SDL_ControllerAxisEvent::type
Uint32 type
Definition: SDL_events.h:355
SDLCALL
#define SDLCALL
Definition: SDL_internal.h:31
SDL_error.h
SDL_AudioDeviceEvent::iscapture
Uint8 iscapture
Definition: SDL_events.h:400
SDL_JoyDeviceEvent
Joystick device event structure (event.jdevice.*)
Definition: SDL_events.h:342
SDL_JoyBallEvent::padding2
Uint8 padding2
Definition: SDL_events.h:299
SDL_JoyHatEvent::which
SDL_JoystickID which
Definition: SDL_events.h:312
SDL_WindowEvent::windowID
Uint32 windowID
Definition: SDL_events.h:175
SDL_DOLLARRECORD
Definition: SDL_events.h:131
SDL_TEXTEDITING
Definition: SDL_events.h:95
SDL_LASTEVENT
Definition: SDL_events.h:156
filter
GLint GLint GLint GLint GLint GLint GLint GLbitfield GLenum filter
Definition: SDL_opengl_glext.h:1184
Sint16
int16_t Sint16
A signed 16-bit integer type.
Definition: SDL_stdinc.h:143
SDL_JoyAxisEvent::padding3
Uint8 padding3
Definition: SDL_events.h:284
SDL_MultiGestureEvent::touchId
SDL_TouchID touchId
Definition: SDL_events.h:431
SDL_Event::drop
SDL_DropEvent drop
Definition: SDL_events.h:547
SDL_Event::type
Uint32 type
Definition: SDL_events.h:523
SDL_AudioDeviceEvent::padding2
Uint8 padding2
Definition: SDL_events.h:402
SDL_ControllerAxisEvent::padding1
Uint8 padding1
Definition: SDL_events.h:359
SDL_TEXTEDITINGEVENT_TEXT_SIZE
#define SDL_TEXTEDITINGEVENT_TEXT_SIZE
Definition: SDL_events.h:199
SDL_MULTIGESTURE
Definition: SDL_events.h:132
SDL_MultiGestureEvent
Multiple Finger Gesture Event (event.mgesture.*)
Definition: SDL_events.h:427
SDL_Event::tfinger
SDL_TouchFingerEvent tfinger
Definition: SDL_events.h:544
SDL_FilterEvents
void SDL_FilterEvents(SDL_EventFilter filter, void *userdata)
Definition: SDL_events.c:552
SDL_MouseWheelEvent::direction
Uint32 direction
Definition: SDL_events.h:270