File: checklistbox.py

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'''
Task Coach - Your friendly task manager
Copyright (C) 2004-2014 Task Coach developers <developers@taskcoach.org>

Task Coach is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

Task Coach is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
'''

import wx


class CheckListBox(wx.CheckListBox):
    ''' The wx.CheckListBox does not support client data on all platforms, 
        so we do it ourselves. '''
    
    def __init__(self, *args, **kwargs):
        super(CheckListBox, self).__init__(*args, **kwargs)
        self.__clientData = dict()
    
    def Append(self, item, clientData=None):
        index = super(CheckListBox, self).Append(item)
        if clientData:
            self.__clientData[index] = clientData
        return index
            
    def Insert(self, item, position, clientData=None):
        ''' We don't need this at the moment. '''
            
    def GetClientData(self, index):
        return self.__clientData[index] if index in self.__clientData else None
    
    def Clear(self, *args, **kwargs):
        super(CheckListBox, self).Clear(*args, **kwargs)
        self.__clientData.clear()

    def Delete(self, *args, **kwargs):
        ''' We don't need this at the moment. '''
        raise NotImplementedError