cspi/spi-listener.h

   1 #ifndef _SPI_LISTENER_H_
   2 #define _SPI_LISTENER_H_
   3
   4 #include <cspi/spi-impl.h>
   5
   6 G_BEGIN_DECLS
   7
   8 /*
   9  * Structure used to encapsulate event information
  10  */
  11 typedef struct {
  12   const char  *type;
  13   Accessible  *source;
  14   long         detail1;
  15   long         detail2;
  16 } AccessibleEvent;
  17
  18 typedef enum {
  19   SPI_KEY_PRESSED  = 1<<0,
  20   SPI_KEY_RELEASED = 1<<1
  21 } AccessibleKeyEventType;
  22
  23
  24 typedef struct {
  25   long                   keyID;
  26   short                  keycode;
  27   long                   timestamp;
  28   AccessibleKeyEventType type;
  29   unsigned short         modifiers;
  30 } AccessibleKeystroke;
  31
  32 /*
  33  * Function prototype typedefs for Event Listener Callbacks.
  34  * (see libspi/accessibleeventlistener.h for definition of SpiVoidEventListenerCB).
  35  *
  36  * usage: signatures should be
  37  * void (*AccessibleEventListenerCB) (AccessibleEvent *event);
  38  *
  39  * SPIBoolean (*AccessibleKeystrokeListenerCB) (AccessibleKeystrokeEvent *Event);
  40  */
  41 typedef void       (*AccessibleEventListenerCB)     (AccessibleEvent     *event,
  42                                                      void                *user_data);
  43 typedef SPIBoolean (*AccessibleKeystrokeListenerCB) (AccessibleKeystroke *stroke,
  44                                                      void                *user_data);
  45
  46 G_END_DECLS
  47
  48 #endif