From f8680694b318f21032f483a86969def29a91dbd4 Mon Sep 17 00:00:00 2001
From: moculus <none@none>
Date: Mon, 10 Nov 2008 16:45:41 +0000
Subject: [PATCH] --HG-- branch : pmacs2

---
 method/__init__.py | 25 ++++++++++++++-----------
 util.py            |  7 +++++++
 2 files changed, 21 insertions(+), 11 deletions(-)

diff --git a/method/__init__.py b/method/__init__.py
index 5eee318..eee7a70 100644
--- a/method/__init__.py
+++ b/method/__init__.py
@@ -519,13 +519,13 @@ class WrapLine(Method):
         for t in tokens:
             l += len(t)
         return l
-    def _find_line_bounds(self, tokens, x, y):
-        if len(tokens[0]) > self.limit:
+    def _find_line_bounds(self, limit, tokens, x, y):
+        if len(tokens[0]) > limit:
             i = 1
         else:
             i = 0
             l = self._token_len(tokens[:i+1])
-            while i < len(tokens) and l <= self.limit:
+            while i < len(tokens) and l <= limit:
                 i += 1
                 l = self._token_len(tokens[:i+1])
             while i > 1 and tokens and tokens[i-1].isspace():
@@ -542,14 +542,14 @@ class WrapLine(Method):
             del tokens[0]
         return x, y
 
-    def _wrap_line(self, line, x, y):
+    def _wrap_line(self, limit, line, x, y):
         tokens = re.findall('[^ ]+| +', line)
-        if self._token_len(tokens) <= self.limit:
+        if self._token_len(tokens) <= limit:
             return None, None, None
 
         lines = []
-        while tokens and self._token_len(tokens) > self.limit:
-            i, x, y = self._find_line_bounds(tokens, x, y)
+        while tokens and self._token_len(tokens) > limit:
+            i, x, y = self._find_line_bounds(limit, tokens, x, y)
             s = ''.join(tokens[:i])
             lines.append(s)
             if x > len(s):
@@ -562,9 +562,10 @@ class WrapLine(Method):
 
         return lines, x, y
     def _execute(self, w, **vargs):
+        limit = util.get_margin_limit(w, self.limit)
         cursor = w.logical_cursor()
         x, y = cursor.xy()
-        lines, x, y = self._wrap_line(w.buffer.lines[y], x, y)
+        lines, x, y = self._wrap_line(limit, w.buffer.lines[y], x, y)
         if lines is None:
             return
         p1 = Point(0, cursor.y)
@@ -575,10 +576,12 @@ class WrapLine(Method):
         w.goto(Point(x, y))
 
 class WrapParagraph(Method):
-    limit     = 80
+    limit = 80
     valid_re  = re.compile('^( *)([^ ].*)$')
     empty_re  = regex.whitespace
     def _execute(self, w, **vargs):
+        limit = util.get_margin_limit(w, self.limit)
+
         # we will store the start of our paragaph in p1, and also the original
         # cursor position.
         p1 = oldc = w.logical_cursor()
@@ -631,12 +634,12 @@ class WrapParagraph(Method):
         newlines = []
         while s:
             # if we have less than the limit left, add it and we're done!
-            if len(s) < self.limit:
+            if len(s) < limit:
                 newlines.append(s)
                 break
 
             # look for the rightmost space within our bounds
-            j = s.rfind(' ', 0, self.limit)
+            j = s.rfind(' ', 0, limit)
             # if we failed to find one, look for the leftmost space
             if j == -1:
                 j = s.find(' ')
diff --git a/util.py b/util.py
index 727243f..f9f8dc1 100644
--- a/util.py
+++ b/util.py
@@ -40,3 +40,10 @@ def dump(x):
     for name in dir(x):
         d[name] = getattr(x, name)
     return '%s: %r' % (x, d)
+
+def get_margin_limit(w, def_limit=80):
+    lname = '%s.margin' % w.mode.name()
+    if lname in w.application.config:
+        return w.application.config[lname]
+    else:
+        return w.application.config.get('margin', def_limit)