highlighting regions

--HG--
branch : pmacs2

application.py

@@ -516,8 +516,16 @@ class Application(object):
     # highlighting
     def add_highlighted_range(self, hr):
         self.highlighted_ranges.append(hr)
-    def clear_highlighted_ranges(self):
+    def clear_highlighted_ranges(self, name=None):
-        self.highlighted_ranges = []
+        if name is None:
+            self.highlighted_ranges = []
+        else:
+            i = 0
+            while i < len(self.highlighted_ranges):
+                if self.highlighted_ranges[i].name == name:
+                    del self.highlighted_ranges[i]
+                else:
+                    i += 1
 
     def run_external(self, *args):
         curses.reset_shell_mode()

buffer.py

@@ -40,8 +40,8 @@ class AddMove(object):
 class DelMove(object):
     def __init__(self, buffer, p1, p2):
         self.buffer = buffer
-        self.p1 = p1
+        self.p1     = p1
-        self.p2 = p2
+        self.p2     = p2
     def restore(self, act):
         assert act == ACT_UNDO or act == ACT_REDO
         self.buffer.delete(self.p1, self.p2, act)

mode/replace.py

@@ -117,7 +117,7 @@ def _finish(m, w):
 
 def _end(w):
     w.application.close_mini_buffer()
-    w.application.clear_highlighted_ranges()
+    w.application.clear_highlighted_ranges('search')
     w.buffer.method.old_cursor = None
     w.buffer.method.old_window = None
     assert not w.application.mini_active

mode/search.py

@@ -28,7 +28,7 @@ class SearchNext(method.Method):
                 r = _make_regex(w, s)
                 searchutil.find_next(r, w.buffer.method.old_window, move=True)
             except searchutil.IllegalPatternError:
-                w.application.clear_highlighted_ranges()
+                w.application.clear_highlighted_ranges('search')
         else:
             action = InsertSearchString(w.application.last_search)
             action.execute(w)
@@ -45,7 +45,7 @@ class SearchPrevious(method.Method):
                 r  = _make_regex(w, s)
                 searchutil.find_previous(r, w2, move=True)
             except searchutil.IllegalPatternError:
-                w.application.clear_highlighted_ranges()
+                w.application.clear_highlighted_ranges('search')
 
 class EndSearch(method.Method):
     def execute(self, w, **vargs):
@@ -74,7 +74,7 @@ def _post_delete(w):
     old_w      = w.buffer.method.old_window
     old_w.goto(old_cursor)
     if not w.buffer.make_string():
-        w.application.clear_highlighted_ranges()
+        w.application.clear_highlighted_ranges('search')
         return
     s  = w.buffer.make_string()
     w2 = w.buffer.method.old_window
@@ -85,7 +85,7 @@ def _post_delete(w):
         else:
             searchutil.find_previous(r, w2, move=False)
     except searchutil.IllegalPatternError:
-        w.application.clear_highlighted_ranges()
+        w.application.clear_highlighted_ranges('search')
 
 class InsertSearchString(method.Method):
     def __init__(self, s):
@@ -97,7 +97,7 @@ class InsertSearchString(method.Method):
         w.insert_string_at_cursor(self.string)
         s = w.buffer.make_string()
         if not s:
-            w.application.clear_highlighted_ranges()
+            w.application.clear_highlighted_ranges('search')
             return
         else:
             try:
@@ -108,11 +108,11 @@ class InsertSearchString(method.Method):
                 else:
                     searchutil.find_previous(r, w2, move=False)
             except searchutil.IllegalPatternError:
-                w.application.clear_highlighted_ranges()
+                w.application.clear_highlighted_ranges('search')
 
 def _end(w):
     w.application.close_mini_buffer()
-    w.application.clear_highlighted_ranges()
+    w.application.clear_highlighted_ranges('search')
     w.application.last_search  = w.buffer.make_string()
 
 class Search(mode.Fundamental):

searchutil.py

@@ -74,7 +74,7 @@ def find(r, w, move=False, direction='next', start=None, end=None):
             break
     if ranges and not newc:
         return None
-    app.clear_highlighted_ranges()
+    app.clear_highlighted_ranges('search')
     if newc:
         w.goto(newc[0])
     for (p1, p2, fg, bg, m) in ranges:
@@ -82,7 +82,8 @@ def find(r, w, move=False, direction='next', start=None, end=None):
             continue
         elif p2 > w.last:
             break
-        app.add_highlighted_range(HighlightRegion(w, p1, p2, fg, bg))
+        hr = HighlightRegion(w, p1, p2, fg, bg, match=m, name='search')
+        app.add_highlighted_range(hr)
     return newc
 
 def find_previous(r, w, move=False, start=None, end=None):