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Show matching tag in minibuffer if it is offscreen #2

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Show matching tag in minibuffer if it is offscreen #2

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19 changes: 16 additions & 3 deletions hl-tags-mode.el
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Original file line number Diff line number Diff line change
Expand Up @@ -102,12 +102,25 @@ boundaries of the current start and end tag , or nil."
(hl-tags-context-sgml-mode)))

(defun hl-tags-update ()
(let ((ctx (hl-tags-context)))
(let* ((ctx (hl-tags-context))
(start1 (caar ctx))
(end1 (cdar ctx))
(start2 (cadr ctx))
(end2 (cddr ctx)))
(if (null ctx)
(hl-tags-hide)
(hl-tags-show)
(move-overlay hl-tags-start-overlay (caar ctx) (cdar ctx))
(move-overlay hl-tags-end-overlay (cadr ctx) (cddr ctx)))))
(move-overlay hl-tags-start-overlay start1 end1)
(move-overlay hl-tags-end-overlay start2 end2)
; display the matched tag in the minibuffer if they are off screen.
(if (hl-tag-off-screen-p start1 end1)
(message "Open tag: %s" (buffer-substring start1 end1))
(if (hl-tag-off-screen-p start2 end2)
(message "Close tag: %s" (buffer-substring start2 end2)))))))

(defun hl-tag-off-screen-p (start end)
(or (> start (window-end))
(< end (window-start))))

(defun hl-tags-show ()
(unless hl-tags-start-overlay
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