pyreadline: patch from pan to remove cursor flickering when inputting chinese characters

doc/ChangeLog

@@ -1,3 +1,7 @@
+2007-11-20 Jörgen Stenarson  <jorgen.stenarson -at- bostream.nu>
+	* Applying patch from pan to fix flickering cursor problem when doing input
+	  of chinese.
+	
 2007-11-09 Jörgen Stenarson  <jorgen.stenarson -at- bostream.nu>
 	* make all conversion is done by ensure_unicode or ensure_str to ensure uniform
 	  handling of unicode issues.

pyreadline/console/console.py

@@ -359,13 +359,6 @@ class Console(object):
             log(unicode(attr))
             log(unicode(chunk))
             self.SetConsoleTextAttribute(self.hout, attr.winattr)
-            x,y = self.pos()
-            x1,y1 = self.size()
-            if y == y1 - 1:
-                self.scroll_window(-1)
-                self.scroll((0,0,x1,y1),0,-1)
-                self.pos(x,y-1)
-            
             self.WriteConsoleW(self.hout, chunk, len(chunk), byref(junk), None)
         return n
 

pyreadline/logger.py

@@ -19,6 +19,7 @@ def start_log(on,filename):
         
 def log(s):
     if _logfile:
+        s = ensure_str(s)
         print >>_logfile, s
         _logfile.flush()
 

pyreadline/modes/basemode.py

@@ -14,6 +14,7 @@ import pyreadline.lineeditor.lineobj as lineobj
 import pyreadline.lineeditor.history as history
 import pyreadline.clipboard as clipboard
 from pyreadline.error import ReadlineError,GetSetError
+from pyreadline.unicode_helper import ensure_str, ensure_unicode
 in_ironpython="IronPython" in sys.version
 
 class BaseMode(object):
@@ -127,12 +128,12 @@ class BaseMode(object):
                 if buf[self.begidx] in self.completer_delims:
                     self.begidx += 1
                     break
-            text = ''.join(buf[self.begidx:self.endidx])
+            text = ensure_str(''.join(buf[self.begidx:self.endidx]))
             log('complete text="%s"' % text)
             i = 0
             while 1:
                 try:
-                    r = self.completer(text, i)
+                    r = ensure_unicode(self.completer(text, i))
                 except:
                     break
                 i += 1
@@ -148,9 +149,9 @@ class BaseMode(object):
                 if buf[self.begidx] in ' \t\n':
                     self.begidx += 1
                     break
-            text = ''.join(buf[self.begidx:self.endidx])
+            text = ensure_str(''.join(buf[self.begidx:self.endidx]))
             log('file complete text="%s"' % text)
-            completions = glob.glob(os.path.expanduser(text) + '*')
+            completions = map(ensure_unicode, glob.glob(os.path.expanduser(text) + '*'))
             if self.mark_directories == 'on':
                 mc = []
                 for f in completions:

pyreadline/rlmain.py

@@ -307,6 +307,7 @@ class Readline(object):
 
     def _update_line(self):
         c=self.console
+        c.cursor(0)         #Hide cursor avoiding flicking
         c.pos(*self.prompt_end_pos)
         ltext = self.l_buffer.quoted_text()
         if self.l_buffer.enable_selection and self.l_buffer.selection_mark>=0:
@@ -319,11 +320,20 @@ class Readline(object):
             n = c.write_scrolling(ltext[stop:], self.command_color)
         else:
             n = c.write_scrolling(ltext, self.command_color)
+
+        x,y = c.pos()       #Preserve one line for Asian IME(Input Method Editor) statusbar
+        w,h = c.size()
+        if y >= h - 1 or n > 0:
+            c.scroll_window(-1)
+            c.scroll((0,0,w,h),0,-1)
+            n += 1
+
         self._update_prompt_pos(n)
         if hasattr(c,"clear_to_end_of_window"): #Work around function for ironpython due 
             c.clear_to_end_of_window()          #to System.Console's lack of FillFunction
         else:
             self._clear_after()
+        c.cursor(1)         #Show cursor
         self._set_cursor()
     
     def readline(self, prompt=''):