xcb_input_xi_query_pointer

Section: XCB Requests (3)
Updated: libxcb 1.12
Index Return to Main Contents

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NAME

xcb_input_xi_query_pointer -  

SYNOPSIS

#include <xcb/xinput.h>  

Request function

xcb_input_xi_query_pointer_cookie_t xcb_input_xi_query_pointer(xcb_connection_t *conn, xcb_window_t window, xcb_input_device_id_t deviceid);

 

Reply datastructure

typedef struct xcb_input_xi_query_pointer_reply_t {
    uint8_t                   response_type;
    uint8_t                   pad0;
    uint16_t                  sequence;
    uint32_t                  length;
    xcb_window_t              root;
    xcb_window_t              child;
    xcb_input_fp1616_t        root_x;
    xcb_input_fp1616_t        root_y;
    xcb_input_fp1616_t        win_x;
    xcb_input_fp1616_t        win_y;
    uint8_t                   same_screen;
    uint8_t                   pad1;
    uint16_t                  buttons_len;
    xcb_input_modifier_info_t mods;
    xcb_input_group_info_t    group;
} xcb_input_xi_query_pointer_reply_t;

 

Reply function

xcb_input_xi_query_pointer_reply_t *xcb_input_xi_query_pointer_reply(xcb_connection_t *conn, xcb_input_xi_query_pointer_cookie_t cookie, xcb_generic_error_t **e);

 

Reply accessors

uint32_t *xcb_input_xi_query_pointer_buttons(const xcb_input_xi_query_pointer_request_t *reply);

int xcb_input_xi_query_pointer_buttons_length(const xcb_input_xi_query_pointer_reply_t *reply);

xcb_generic_iterator_t xcb_input_xi_query_pointer_buttons_end(const xcb_input_xi_query_pointer_reply_t *reply);

 

REQUEST ARGUMENTS

conn

The XCB connection to X11.

window

TODO: NOT YET DOCUMENTED.

deviceid

TODO: NOT YET DOCUMENTED.

 

REPLY FIELDS

response_type

The type of this reply, in this case XCB_INPUT_XI_QUERY_POINTER. This field is also present in the xcb_generic_reply_t and can be used to tell replies apart from each other.

sequence

The sequence number of the last request processed by the X11 server.

length

The length of the reply, in words (a word is 4 bytes).

root

TODO: NOT YET DOCUMENTED.

child

TODO: NOT YET DOCUMENTED.

root_x

TODO: NOT YET DOCUMENTED.

root_y

TODO: NOT YET DOCUMENTED.

win_x

TODO: NOT YET DOCUMENTED.

win_y

TODO: NOT YET DOCUMENTED.

same_screen

TODO: NOT YET DOCUMENTED.

buttons_len

TODO: NOT YET DOCUMENTED.

mods

TODO: NOT YET DOCUMENTED.

group

TODO: NOT YET DOCUMENTED.

 

DESCRIPTION

 

RETURN VALUE

Returns an xcb_input_xi_query_pointer_cookie_t. Errors have to be handled when calling the reply function xcb_input_xi_query_pointer_reply.

If you want to handle errors in the event loop instead, use xcb_input_xi_query_pointer_unchecked. See xcb-requests(3) for details.  

ERRORS

This request does never generate any errors.  

SEE ALSO

 

AUTHOR

Generated from xinput.xml. Contact xcb@lists.freedesktop.org for corrections and improvements.

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Index

NAME

SYNOPSIS

Request function

Reply datastructure

Reply function

Reply accessors

REQUEST ARGUMENTS

REPLY FIELDS

DESCRIPTION

RETURN VALUE

ERRORS

SEE ALSO

AUTHOR