token completion support. huzzah.

--HG--
branch : pmacs2

method.py

@@ -1538,7 +1538,7 @@ class TokenComplete(Method):
             for t2 in line:
                 if t2 is t:
                     continue
-                elif t2.name not in ok:
+                elif False and t2.name not in ok:
                     continue
                 elif t2.string.startswith(t.string):
                     strings[t2.string] = 1
@@ -1549,25 +1549,40 @@ class TokenComplete(Method):
 
         strings = strings.keys()
         if not strings:
-            return (0, t.string)
+            return ([], t.string)
 
         i = len(t.string)
         while i < minlen:
             c = strings[0][i]
             for s in strings:
                 if s[i] != c:
-                    return (len(strings), strings[0][:i])
+                    return (strings, strings[0][:i])
             i += 1
-        return (len(strings), strings[0][:minlen])
+        return (strings, strings[0][:minlen])
 
     def _execute(self, w, **vargs):
         t = w.get_token2()
-        if regex.reserved_token_names.match(t.name):
+
+        if t is None:
+            w.set_error("No token to complete!")
+            return
+        elif regex.reserved_token_names.match(t.name):
+            w.set_error("Will not complete reserved token")
             return
 
-        (n, s) = self._min_completion(w, t)
-        if not n:
-            return
+        (candidates, result) = self._min_completion(w, t)
 
-        # XYZ
-        w.set_error("%r (%r) completing to %r (%d)" % (t.string, t.fqname(), s, n))
+        if candidates:
+            p1 = Point(t.x, t.y)
+            p2 = Point(t.end_x(), t.y)
+            w.buffer.delete(p1, p2)
+            w.insert_string(p1, result)
+
+        if not candidates:
+            w.set_error("No completion: %r" % result)
+        elif len(candidates) == 1:
+            w.set_error("Unique completion: %r" % result)
+        elif result in candidates:
+            w.set_error("Ambiguous completion: %r" % candidates)
+        else:
+            w.set_error("Partial completion: %r" % candidates)

mode2.py

@@ -179,6 +179,7 @@ class Fundamental(Handler):
         self.add_bindings('grep', ('C-c g',))
         self.add_bindings('pipe', ('C-c p',))
         self.add_bindings('view-buffer-parent', ('C-c .',))
+        self.add_bindings('token-complete', ('C-c c',))
 
         # unbound actions
         self.add_action(method.GetToken())

window2.py

@@ -599,7 +599,8 @@ class Window(object):
         return self.get_token_at_point(self.logical_cursor())
     def get_token2(self):
         c = self.logical_cursor()
-        return self.get_token_at_point(Point(min(0, c.x - 1), c.y))
+        p = Point(max(0, c.x - 1), c.y)
+        return self.get_token_at_point(p)
     def get_token_at_point(self, p):
         for token in self.get_highlighter().tokens[p.y]:
             if token.end_x() <= p.x: