XCB 1.17.0
XCB GenericEvent API

GenericEvent XCB Protocol Implementation. More...

Data Structures

struct  xcb_genericevent_query_version_cookie_t
 xcb_genericevent_query_version_cookie_t More...
struct  xcb_genericevent_query_version_request_t
 xcb_genericevent_query_version_request_t More...
struct  xcb_genericevent_query_version_reply_t
 xcb_genericevent_query_version_reply_t More...

Macros

#define XCB_GENERICEVENT_MAJOR_VERSION   1
#define XCB_GENERICEVENT_MINOR_VERSION   0
#define XCB_GENERICEVENT_QUERY_VERSION   0

Typedefs

typedef struct xcb_genericevent_query_version_cookie_t xcb_genericevent_query_version_cookie_t
 xcb_genericevent_query_version_cookie_t
typedef struct xcb_genericevent_query_version_request_t xcb_genericevent_query_version_request_t
 xcb_genericevent_query_version_request_t
typedef struct xcb_genericevent_query_version_reply_t xcb_genericevent_query_version_reply_t
 xcb_genericevent_query_version_reply_t

Functions

xcb_genericevent_query_version_cookie_t xcb_genericevent_query_version (xcb_connection_t *c, uint16_t client_major_version, uint16_t client_minor_version)
xcb_genericevent_query_version_cookie_t xcb_genericevent_query_version_unchecked (xcb_connection_t *c, uint16_t client_major_version, uint16_t client_minor_version)
xcb_genericevent_query_version_reply_txcb_genericevent_query_version_reply (xcb_connection_t *c, xcb_genericevent_query_version_cookie_t cookie, xcb_generic_error_t **e)

Variables

xcb_extension_t xcb_genericevent_id

Detailed Description

GenericEvent XCB Protocol Implementation.

Macro Definition Documentation

◆ XCB_GENERICEVENT_QUERY_VERSION

#define XCB_GENERICEVENT_QUERY_VERSION   0

Opcode for xcb_genericevent_query_version.

Referenced by xcb_genericevent_query_version(), and xcb_genericevent_query_version_unchecked().

Function Documentation

◆ xcb_genericevent_query_version()

xcb_genericevent_query_version_cookie_t xcb_genericevent_query_version ( xcb_connection_t * c,
uint16_t client_major_version,
uint16_t client_minor_version )
Parameters
cThe connection
Returns
A cookie

Delivers a request to the X server.

References XCB_GENERICEVENT_QUERY_VERSION.

◆ xcb_genericevent_query_version_reply()

Return the reply

Parameters
cThe connection
cookieThe cookie
eThe xcb_generic_error_t supplied

Returns the reply of the request asked by

The parameter e supplied to this function must be NULL if xcb_genericevent_query_version_unchecked(). is used. Otherwise, it stores the error if any.

The returned value must be freed by the caller using free().

◆ xcb_genericevent_query_version_unchecked()

xcb_genericevent_query_version_cookie_t xcb_genericevent_query_version_unchecked ( xcb_connection_t * c,
uint16_t client_major_version,
uint16_t client_minor_version )
Parameters
cThe connection
Returns
A cookie

Delivers a request to the X server.

This form can be used only if the request will cause a reply to be generated. Any returned error will be placed in the event queue.

References XCB_GENERICEVENT_QUERY_VERSION.