When decorating the preedit string, stop forcing the cursor past the end of the input

src/IBusChewingEngine.gob

 requires 2.0.0
 
 %alltop{
 /*
  * Copyright © 2009  Red Hat, Inc. All rights reserved.
  * Copyright © 2009  Ding-Yi Chen <dchen at redhat.com>
  *
  * This file is part of the ibus-chewing Project.
  *
  * This program is free software; you can redistribute it and/or
@@ skipping 491 matching lines @@
 
         gint cursorRight=0;
         gint charLen=(gint) g_utf8_strlen(iText->text, -1);
         switch(self->inputMode){
             case CHEWING_INPUT_MODE_SELECTING:
                 cursorRight=*chiSymbolCursor + MAX(zhuyin_item_written, 1);
                 break;
             case CHEWING_INPUT_MODE_EDITING:
             case CHEWING_INPUT_MODE_SELECTING_DONE:
             default: /* BYPASS */
-                cursorRight=*chiSymbolCursor + MAX(zhuyin_item_written, 1);
+                cursorRight=*chiSymbolCursor + zhuyin_item_written;
                 break;
         }
 
         G_DEBUG_MSG(5,"[I5]  decorate_preedit() charLen=%d cursorRight=%d", charLen, cursorRight);
         if (*chiSymbolCursor< cursorRight){
             ibus_text_append_attribute (iText, IBUS_ATTR_TYPE_FOREGROUND, 0x00ffffff,
                     *chiSymbolCursor, cursorRight);
             ibus_text_append_attribute (iText, IBUS_ATTR_TYPE_BACKGROUND, 0x00000000,
                     *chiSymbolCursor, cursorRight);
         }
@@ skipping 591 matching lines @@
         IBusProperty *prop=self_get_iBusProperty(self, prop_name);
         ibus_property_set_visible(prop,FALSE);
         ibus_engine_update_property(engine,prop);
     }
 }
 
 %{
 #include "IBusChewingEngine-keys.c"
 %}