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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: David C. Morrill
# Date: 10/21/2004
#
#------------------------------------------------------------------------------
""" Defines the various button editors for the wxPython user interface toolkit.
"""
#-------------------------------------------------------------------------------
# Imports:
#-------------------------------------------------------------------------------
import wx
from traits.api \
import Str
# FIXME: ToolkitEditorFactory is a proxy class defined here just for backward
# compatibility. The class has been moved to the
# traitsui.editors.button_editor file.
from traitsui.editors.button_editor \
import ToolkitEditorFactory
from editor \
import Editor
#-------------------------------------------------------------------------------
# 'SimpleEditor' class:
#-------------------------------------------------------------------------------
class SimpleEditor ( Editor ):
""" Simple style editor for a button.
"""
#---------------------------------------------------------------------------
# Trait definitions:
#---------------------------------------------------------------------------
# The button label
label = Str
#---------------------------------------------------------------------------
# Finishes initializing the editor by creating the underlying toolkit
# widget:
#---------------------------------------------------------------------------
def init ( self, parent ):
""" Finishes initializing the editor by creating the underlying toolkit
widget.
"""
label = self.factory.label or self.item.get_label( self.ui )
self.control = wx.Button( parent, -1, self.string_value( label ) )
self.sync_value( self.factory.label_value, 'label', 'from' )
wx.EVT_BUTTON( parent, self.control.GetId(), self.update_object )
self.set_tooltip()
#---------------------------------------------------------------------------
# Handles the 'label' trait being changed:
#---------------------------------------------------------------------------
def _label_changed ( self, label ):
self.control.SetLabel( self.string_value( label ) )
#---------------------------------------------------------------------------
# Handles the user clicking the button by setting the value on the object:
#---------------------------------------------------------------------------
def update_object ( self, event ):
""" Handles the user clicking the button by setting the factory value
on the object.
"""
factory = self.factory
self.value = factory.value
# If there is an associated view, then display it:
if factory.view is not None:
self.object.edit_traits( view = factory.view,
parent = self.control )
#---------------------------------------------------------------------------
# Updates the editor when the object trait changes external to the editor:
#---------------------------------------------------------------------------
def update_editor ( self ):
""" Updates the editor when the object trait changes externally to the
editor.
"""
pass
#---------------------------------------------------------------------------
# Disposes of the contents of an editor:
#---------------------------------------------------------------------------
def dispose ( self ):
""" Disposes of the contents of an editor.
"""
wx.EVT_BUTTON( self.control.GetParent(), self.control.GetId(), None )
super( SimpleEditor, self ).dispose()
#-------------------------------------------------------------------------------
# 'CustomEditor' class:
#-------------------------------------------------------------------------------
class CustomEditor ( SimpleEditor ):
""" Custom style editor for a button, which can contain an image.
"""
#---------------------------------------------------------------------------
# Finishes initializing the editor by creating the underlying toolkit
# widget:
#---------------------------------------------------------------------------
def init ( self, parent ):
""" Finishes initializing the editor by creating the underlying toolkit
widget.
"""
from pyface.image_button import ImageButton
factory = self.factory
self._control = ImageButton(
parent,
label = self.string_value( factory.label ),
image = factory.image,
style = factory.style,
orientation = factory.orientation,
width_padding = factory.width_padding,
height_padding = factory.height_padding
)
self.control = self._control.control
self._control.on_trait_change( self.update_object, 'clicked',
dispatch = 'ui' )
self.set_tooltip()
#---------------------------------------------------------------------------
# Disposes of the contents of an editor:
#---------------------------------------------------------------------------
def dispose ( self ):
""" Disposes of the contents of an editor.
"""
self._control.on_trait_change( self.update_object, 'clicked',
remove = True )
super( CustomEditor, self ).dispose()
### EOF #######################################################################
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