[gedit-plugins] Implement immediate single column mode

[Jesse van den Kieboom <jessevdk src gnome org>]

commit 631a9b26caf4056d9977d1bf636af87bad585242
Author: Jesse van den Kieboom <jesse icecrew nl>
Date:   Sat May 1 12:54:38 2010 +0200

    Implement immediate single column mode

 plugins/multiedit/multiedit/documenthelper.py |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)
---
diff --git a/plugins/multiedit/multiedit/documenthelper.py b/plugins/multiedit/multiedit/documenthelper.py
index 07d0578..df88b1a 100644
--- a/plugins/multiedit/multiedit/documenthelper.py
+++ b/plugins/multiedit/multiedit/documenthelper.py
@@ -402,9 +402,13 @@ class DocumentHelper(Signals):
         start_line = start.get_line()
         end_line = end.get_line()
 
+        singlecolumn = soff == eoff
+
         while start.get_line() <= end.get_line():
             self.line_column_edit(start, soff, eoff)
 
+            singlecolumn = (singlecolumn and self.get_visible_iter(start.get_line(), soff)[1] == 0)
+
             if not start.forward_line():
                 break
 
@@ -419,6 +423,10 @@ class DocumentHelper(Signals):
         self._column_mode = (start_line, end_line, soff, eoff)
         self.status('<i>%s</i>' % (xml.sax.saxutils.escape(_('Column Mode...')),))
 
+        if singlecolumn:
+            self._apply_column_mode()
+            self._multi_edited = True
+
         return True
 
     def _draw_column_mode(self, event):