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#------------------------------------------------------------------------------
# Copyright (c) 2005, Enthought, Inc.
# All rights reserved.
#
# This software is provided without warranty under the terms of the BSD
# license included in enthought/LICENSE.txt and may be redistributed only
# under the conditions described in the aforementioned license. The license
# is also available online at http://www.enthought.com/licenses/BSD.txt
# Thanks for using Enthought open source!
#
# Author: Enthought, Inc.
# Description: <Enthought util package component>
#------------------------------------------------------------------------------
#-------------------------------------------------------------------------------
#
# Define a new Choice editor
#
# Written by: Lowell G. Vaughn
#
# Date: 01/04/2005
#
# Symbols defined: ParameterChoiceEditorFactory
#
# (c) Copyright 2005 by Enthought, Inc.
#
#-------------------------------------------------------------------------------
#-------------------------------------------------------------------------------
# imports:
#-------------------------------------------------------------------------------
import wx
from enthought.traits.ui.wx.editor import Editor
from enthought.traits.ui.editor_factory import EditorFactory as WxEditorFactory
from enthought.traits.api import Any, HasTraits, Int
class ChoiceEditorModel(HasTraits):
"An interface for model for use with the ChoiceEditorFactory"
def __init__(self, object):
pass
def get_labels(self):
return []
def get_object(self, index):
return None
def index_of(self, obj):
return 0
class ParameterChoiceEditorFactory (WxEditorFactory):
#---------------------------------------------------------------------------
# Trait definitions:
#---------------------------------------------------------------------------
model_class = Any
width=Int(100)
def __init__(self, *args, **kwargs):
#self.model_class = kwargs['model_class']
# print self.model_class
WxEditorFactory.__init__(self, *args, **kwargs)
#---------------------------------------------------------------------------
# Performs any initialization needed after all constructor traits have
# been set:
#---------------------------------------------------------------------------
def init(self, *args):
pass
#---------------------------------------------------------------------------
# 'Editor' factory methods:
#---------------------------------------------------------------------------
def simple_editor ( self, ui, object, name, description, parent ):
model = self.model_class(object)
# model.__init__(object)
return SimpleEditor( parent,
factory = self,
ui = ui,
object = object,
model = model,
name = name,
description = description,
width = self.width )
def custom_editor ( self, ui, object, name, description, parent ):
model = self.model_class.__new__(self.model_class, object)
model.__init__(object)
return SimpleEditor( parent,
factory = self,
ui = ui,
object = object,
model = model,
name = name,
description = description,
width = self.width )
#-------------------------------------------------------------------------------
# 'SimpleEditor' class:
#-------------------------------------------------------------------------------
class SimpleEditor ( Editor ):
model = Any
width = Int(100)
# def __init__(self, *args, **kwargs):
# self.model = kwargs['model']
# # print self.model
# Editor.__init__(self, *args, **kwargs)
#---------------------------------------------------------------------------
# Finishes initializing the editor by creating the underlying toolkit
# widget:
#---------------------------------------------------------------------------
def init ( self, parent ):
""" Finishes initializing the editor by creating the underlying toolkit
widget.
"""
self.control = wx.Choice( parent, -1, wx.Point( 0, 0 ),
wx.Size( self.width, 20 ), self.model.get_labels() )
wx.EVT_CHOICE( parent, self.control.GetId(), self.update_object )
self.update_editor()
#---------------------------------------------------------------------------
# Handles the user selecting a new value from the combo box:
#---------------------------------------------------------------------------
def update_object ( self, event ):
""" Handles the user selecting a new value from the combo box.
"""
self.value = self.model.get_object(event.GetSelection())
#---------------------------------------------------------------------------
# Updates the editor when the object trait changes external to the editor:
#---------------------------------------------------------------------------
def update_editor ( self ):
""" Updates the editor when the object trait changes external to the
editor.
"""
#print ("Update Editor")
idx = self.model.index_of(self.value)
try:
self.control.SetSelection( idx )
except:
#print "Pass"
pass
|
