Commands Available in the *xref* Buffer
The following commands are provided in the *xref* buffer by the special XREF mode:
RET
mouse-1
Display the reference on the current line (xref-goto-xref). With prefix argument, also bury the *xref* buffer.
mouse-2
The same as mouse-1, but make the window displaying the *xref* buffer the selected window (xref-select-and-show-xref).
n
.
Move to the next reference and display it in the other window (xref-next-line).
N
Move to the first reference of the next reference group and display it in the other window (xref-next-group).
p
,
Move to the previous reference and display it in the other window (xref-prev-line).
P
Move to the first reference of the previous reference group and display it in the other window (xref-prev-group).
C-o
Display the reference on the current line in the other window (xref-show-location-at-point).
r pattern RET replacement RET
Perform interactive query-replace on references that match pattern (xref-query-replace-in-results), replacing the match with replacement. This command can only be used in *xref* buffers that show all the matches for an identifier in all the relevant files. See Searching and Replacing with Identifiers.
g
Refresh the contents of the *xref* buffer (revert-buffer). See Reverting a Buffer.
M-,
Quit the window showing the *xref* buffer, and then jump to the previous Xref stack location (xref-quit-and-pop-marker-stack).
q
Quit the window showing the *xref* buffer (xref-quit).
In addition, the usual navigation commands, such as the arrow keys, C-n, and C-p are available for moving around the buffer without displaying the references.