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allow iedit-rectangle-mode to take beg end programatically

- also add warning when no region is selected.
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1 parent 9cfd76f commit 40222ffdcbb63ef8859bff8077cfe794b632f0c1 Le Wang committed Oct 10, 2012
Showing with 9 additions and 8 deletions.
  1. +9 −8 iedit-rect.el
17 iedit-rect.el
@@ -81,7 +81,7 @@ current mode is iedit-rect. Otherwise it is nil.
'(iedit-rectangle-mode . nil))
-(defun iedit-rectangle-mode ()
+(defun iedit-rectangle-mode (&optional beg end)
"Toggle Iedit-rect mode.
When Iedit-rect mode is on, a rectangle is started with visible
@@ -90,16 +90,17 @@ Iedit mechanism.
- (interactive)
+ (interactive (when (iedit-region-active)
+ (list (region-beginning)
+ (region-end))))
(if iedit-rectangle-mode
- (if (iedit-region-active)
- (let ((beg (region-beginning))
- (end (region-end)))
- (setq mark-active nil)
- (run-hooks 'deactivate-mark-hook)
- (iedit-rectangle-start beg end)))))
+ (if (and beg end)
+ (progn (setq mark-active nil)
+ (run-hooks 'deactivate-mark-hook)
+ (iedit-rectangle-start beg end))
+ (error "no region available."))))
(defun iedit-rectangle-start (beg end)
"Start Iedit mode for the region as a rectangle."

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