[gnue] r7491 - trunk/gnue-forms/src/uidrivers/curses/widgets

[johannes]

Author: johannes
Date: 2005-04-27 03:33:55 -0500 (Wed, 27 Apr 2005)
New Revision: 7491

Modified:
   trunk/gnue-forms/src/uidrivers/curses/widgets/entry.py
Log:
Don't get out of bounds if a field has no maxLength


Modified: trunk/gnue-forms/src/uidrivers/curses/widgets/entry.py
===================================================================
--- trunk/gnue-forms/src/uidrivers/curses/widgets/entry.py      2005-04-26 
20:04:07 UTC (rev 7490)
+++ trunk/gnue-forms/src/uidrivers/curses/widgets/entry.py      2005-04-27 
08:33:55 UTC (rev 7491)
@@ -42,6 +42,9 @@
     self.__style = event.object.style
     if self.__style in ['default', 'password', 'label', 'dropdown', 'listbox']:
       self.__length = event.object ['Char:width']
+    else:
+      self.__length = None
+
     self.__value = {}
     self.__selection = {}
     self.__enabled = {}
@@ -95,7 +98,18 @@
     if self.__style != 'checkbox':
       self._setCursor (position, 0)
 
+
   # ---------------------------------------------------------------------------
+  # Move the cursor up to the maximum entry width, but not any further !
+  # ---------------------------------------------------------------------------
+
+  def _setCursor (self, x, y):
+
+    if self.__length and x <= self.__length:
+      UIHelper._setCursor (self, x, y)
+
+
+  # ---------------------------------------------------------------------------
   # Set start and end of selection area
   # ---------------------------------------------------------------------------
 
@@ -119,10 +133,12 @@
     if self.__style in ['default', 'label', 'dropdown', 'listbox']:
       text = value or ''
       text += ' ' * (self.__length - len (text))
+      text = text [-self.__length:]
 
     elif self.__style == 'password':
       text = '*' * len (value or '')
       text += ' ' * (self.__length - len (text))
+      text = text [-self.__length:]
 
     elif self.__style == 'checkbox':
       if self.__value [index]: