#------------------------------------------------------------------------------
# Copyright (c) 2012, Enthought, Inc.
# All rights reserved.
#------------------------------------------------------------------------------
import wx
from .wx_single_widget_sizer import wxSingleWidgetSizer
from .wx_container import WxContainer
from .wx_widget import WxWidget
class wxSplitItem(wx.Panel):
""" A wxPanel subclass which acts as an item in a wxSplitter.
"""
def __init__(self, *args, **kwargs):
""" Initialize a wxSplitItem.
Parameters
----------
*args, **kwargs
The position and keyword arguments required to initialize
a wxPanel.
"""
super(wxSplitItem, self).__init__(*args, **kwargs)
self._split_widget = None
self.SetSizer(wxSingleWidgetSizer())
def GetSplitWidget(self):
""" Get the split widget for this split item.
Returns
-------
result : wxWindow or None
The split widget being managed by this item.
"""
return self._split_widget
def SetSplitWidget(self, widget):
""" Set the split widget for this split item.
Parameters
----------
widget : wxWindow
The wxWindow to use as the split widget in this item.
"""
self._split_widget = widget
self.GetSizer().Add(widget)
[docs]class WxSplitItem(WxWidget):
""" A Wx implementation of an Enaml SplitItem.
"""
#--------------------------------------------------------------------------
# Setup Methods
#--------------------------------------------------------------------------
[docs] def create_widget(self, parent, tree):
""" Create the underlying QStackItem widget.
"""
return wxSplitItem(parent)
[docs] def create(self, tree):
""" Create and initialize the underyling widget.
"""
super(WxSplitItem, self).create(tree)
self.set_preferred_size(tree['preferred_size'])
[docs] def init_layout(self):
""" Initialize the layout for the underyling widget.
"""
super(WxSplitItem, self).init_layout()
self.widget().SetSplitWidget(self.split_widget())
#--------------------------------------------------------------------------
# Utility Methods
#--------------------------------------------------------------------------
[docs] def split_widget(self):
""" Find and return the split widget child for this widget.
Returns
-------
result : wxWindow or None
The split widget defined for this widget, or None if one is
not defined.
"""
widget = None
for child in self.children():
if isinstance(child, WxContainer):
widget = child.widget()
return widget
#--------------------------------------------------------------------------
# Child Events
#--------------------------------------------------------------------------
[docs] def child_removed(self, child):
""" Handle the child removed event for a WxSplitItem.
"""
if isinstance(child, WxContainer):
self.widget().SetSplitWidget(self.split_widget())
[docs] def child_added(self, child):
""" Handle the child added event for a QtSplitItem.
"""
if isinstance(child, WxContainer):
self.widget().SetSplitWidget(self.split_widget())
#--------------------------------------------------------------------------
# Message Handlers
#--------------------------------------------------------------------------
[docs] def on_action_set_preferred_size(self, content):
""" Handle the 'set_preferred_size' action from the Enaml widget.
"""
self.set_preferred_size(content['preferred_size'])
#--------------------------------------------------------------------------
# Widget Update Methods
#--------------------------------------------------------------------------
[docs] def set_preferred_size(self, size):
""" Set the preferred size for this item in the splitter.
"""
# XXX implement me
pass