Re: Getting the click position in a string

[David Kastrup <dak@gnu.org>]

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David Kastrup <dak@gnu.org> writes:

> Well, here is the current patch.

Uh, actually here.


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*** help.el	25 Mar 2006 20:49:31 +0100	1.308
--- help.el	26 Apr 2006 14:09:59 +0200	
***************
*** 525,550 ****
  	  (princ string)))))
    nil)
  
! (defun string-key-binding (key)
!   "Value is the binding of KEY in a string.
! If KEY is an event on a string, and that string has a `local-map'
! or `keymap' property, return the binding of KEY in the string's keymap."
    (let* ((defn nil)
! 	 (start (when (vectorp key)
! 		  (if (memq (aref key 0)
  			    '(mode-line header-line left-margin right-margin))
! 		      (event-start (aref key 1))
! 		    (and (consp (aref key 0))
! 			 (event-start (aref key 0))))))
  	 (string-info (and (consp start) (nth 4 start))))
      (when string-info
        (let* ((string (car string-info))
  	     (pos (cdr string-info))
! 	     (local-map (and (>= pos 0)
! 			     (< pos (length string))
! 			     (or (get-text-property pos 'local-map string)
! 				 (get-text-property pos 'keymap string)))))
! 	(setq defn (and local-map (lookup-key local-map key)))))
      defn))
  
  (defun help-key-description (key untranslated)
--- 525,554 ----
  	  (princ string)))))
    nil)
  
! (defun string-key-binding (event &optional key)
!   "With some EVENT on a string, return the local binding of KEY.
! If EVENT is an event on a string, and that string has a `local-map'
! or `keymap' property, return the binding of KEY in the string's keymap.
! If KEY is not specified, it is taken from the event."
    (let* ((defn nil)
! 	 (start (when (vectorp event)
! 		  (if (memq (aref event 0)
  			    '(mode-line header-line left-margin right-margin))
! 		      (event-start (aref event 1))
! 		    (and (consp (aref event 0))
! 			 (event-start (aref event 0))))))
  	 (string-info (and (consp start) (nth 4 start))))
      (when string-info
        (let* ((string (car string-info))
  	     (pos (cdr string-info))
! 	     (maps '(keymap local-map))
! 	     local-map)
! 	(when (and (>= pos 0)
! 		   (< pos (length string)))
! 	  (while (and maps (not defn))
! 	    (when
! 		(setq local-map (get-text-property pos (pop maps) string))
! 	      (setq defn (lookup-key local-map (or key event))))))))
      defn))
  
  (defun help-key-description (key untranslated)

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-- 
David Kastrup, Kriemhildstr. 15, 44793 Bochum

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