* riece-layout.el (riece-set-window-points): Check whether the end

[riece] / lisp / riece-xemacs.el

diff --git a/lisp/riece-xemacs.el b/lisp/riece-xemacs.el
index e180cfc..d1ea150 100644 (file)
--- a/lisp/riece-xemacs.el
+++ b/lisp/riece-xemacs.el
@@ -49,8 +49,22 @@
 (defalias 'riece-simplify-mode-line-format
   'riece-xemacs-simplify-modeline-format)
 
-(defalias 'riece-set-case-syntax-pair
-  'put-case-table-pair)
+(if (fboundp 'put-case-table-pair)
+    (defalias 'riece-set-case-syntax-pair
+      'put-case-table-pair)
+  ;; In XEmacs 21.1, case-table is a list of strings.
+  (defun riece-set-case-syntax-pair (uc lc case-table)
+    (aset (car case-table) (char-to-int uc) lc)
+    (if (nth 1 case-table)
+       (aset (nth 1 case-table) (char-to-int lc) uc))
+    (if (nth 2 case-table)
+       (aset (nth 2 case-table) (char-to-int uc) lc))))
+
+(if (fboundp 'copy-case-table)
+    (defalias 'riece-copy-case-table 'copy-case-table)
+  ;; In XEmacs 21.1, case-table is a list of strings.
+  (defun riece-copy-case-table (case-table)
+    (mapcar #'copy-sequence case-table)))
 
 ;;; stolen (and renamed) from gnus-xmas.el.
 ;;; In GNU Emacs, user can intercept whole mouse tracking events by
@@ -77,6 +91,46 @@
 (defalias 'riece-overlay-start 'extent-start-position)
 (defalias 'riece-overlay-buffer 'extent-buffer)
 
+(defun riece-overlays-in (start end)
+  (extent-list (current-buffer) start end))
+
+(defalias 'riece-delete-overlay 'delete-extent)
+
+(defun riece-kill-all-overlays ()
+  "Delete all extents in the current buffer."
+  (map-extents (lambda (extent ignore)
+                 (delete-extent extent)
+                 nil)))
+
+;;; stolen (and renamed) from nnheaderxm.el.
+(defun riece-xemacs-generate-timer-name (&optional prefix)
+  (let ((counter '(0)))
+    (format "%s-%d"
+           (or prefix
+               "riece-xemacs-timer")
+           (prog1 (car counter)
+             (setcar counter (1+ (car counter)))))))
+
+(defun riece-run-at-time (time repeat function &rest args)
+  (let ((name (riece-xemacs-generate-timer-name "riece-run-at-time")))
+    (start-itimer
+     name
+     `(lambda ()
+       (,function ,@args))
+     time repeat)
+    name))
+
+(defun riece-run-with-idle-timer (time repeat function &rest args)
+  (let ((name (riece-xemacs-generate-timer-name "riece-run-with-idle-timer")))
+    (start-itimer
+     name
+     `(lambda ()
+       (,function ,@args))
+     time (if repeat 1) t)
+    name))
+
+(defalias 'riece-cancel-timer 'delete-itimer)
+
 (provide 'riece-xemacs)
 
 ;;; riece-xemacs.el ends here