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dialog.py
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dialog.py
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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.
#
#------------------------------------------------------------------------------
""" Enthought pyface package component
"""
# Major package imports.
import sys
import wx
# Enthought library imports.
from enthought.traits.api import Bool, Enum, implements, Int, Str, Unicode
# Local imports.
from enthought.pyface.i_dialog import IDialog, MDialog
from enthought.pyface.constant import OK, CANCEL, YES, NO
from window import Window
# Map wx dialog related constants to the pyface equivalents.
_RESULT_MAP = {
wx.ID_OK : OK,
wx.ID_CANCEL : CANCEL,
wx.ID_YES : YES,
wx.ID_NO : NO,
wx.ID_CLOSE : CANCEL,
# There seems to be a bug in wx.SingleChoiceDialog that allows it to return
# 0 when it is closed via the window (closing it via the buttons works just
# fine).
0 : CANCEL
}
class Dialog(MDialog, Window):
""" The toolkit specific implementation of a Dialog. See the IDialog
interface for the API documentation.
"""
implements(IDialog)
#### 'IDialog' interface ##################################################
cancel_label = Unicode
help_id = Str
help_label = Unicode
ok_label = Unicode
resizeable = Bool(True)
return_code = Int(OK)
style = Enum('modal', 'nonmodal')
#### 'IWindow' interface ##################################################
title = Unicode("Dialog")
###########################################################################
# Protected 'IDialog' interface.
###########################################################################
def _create_buttons(self, parent):
sizer = wx.BoxSizer(wx.HORIZONTAL)
# The 'OK' button.
if self.ok_label:
label = self.ok_label
else:
label = "OK"
self._wx_ok = ok = wx.Button(parent, wx.ID_OK, label)
ok.SetDefault()
wx.EVT_BUTTON(parent, wx.ID_OK, self._wx_on_ok)
sizer.Add(ok)
# The 'Cancel' button.
if self.cancel_label:
label = self.cancel_label
else:
label = "Cancel"
self._wx_cancel = cancel = wx.Button(parent, wx.ID_CANCEL, label)
wx.EVT_BUTTON(parent, wx.ID_CANCEL, self._wx_on_cancel)
sizer.Add(cancel, 0, wx.LEFT, 10)
# The 'Help' button.
if len(self.help_id) > 0:
if self.help_label:
label = self.help_label
else:
label = "Help"
help = wx.Button(parent, wx.ID_HELP, label)
wx.EVT_BUTTON(parent, wx.ID_HELP, self._wx_on_help)
sizer.Add(help, 0, wx.LEFT, 10)
return sizer
def _create_contents(self, parent):
sizer = wx.BoxSizer(wx.VERTICAL)
parent.SetSizer(sizer)
parent.SetAutoLayout(True)
# The 'guts' of the dialog.
dialog_area = self._create_dialog_area(parent)
sizer.Add(dialog_area, 1, wx.EXPAND | wx.ALL, 5)
# The buttons.
buttons = self._create_buttons(parent)
sizer.Add(buttons, 0, wx.ALIGN_RIGHT | wx.ALL, 5)
# Resize the dialog to match the sizer's minimal size.
if self.size != (-1, -1):
parent.SetSize(self.size)
else:
sizer.Fit(parent)
parent.CentreOnParent()
def _create_dialog_area(self, parent):
panel = wx.Panel(parent, -1)
panel.SetBackgroundColour("red")
panel.SetSize((100, 200))
return panel
def _show_modal(self):
if sys.platform == 'darwin':
# Calling Show(False) is needed on the Mac for the modal dialog
# to show up at all.
self.control.Show(False)
return _RESULT_MAP[self.control.ShowModal()]
###########################################################################
# Protected 'IWidget' interface.
###########################################################################
def _create_control(self, parent):
style = wx.DEFAULT_DIALOG_STYLE | wx.CLIP_CHILDREN
if self.resizeable:
style |= wx.RESIZE_BORDER
return wx.Dialog(parent, -1, self.title, style=style)
#### wx event handlers ####################################################
def _wx_on_ok(self, event):
""" Called when the 'OK' button is pressed. """
self.return_code = OK
# Let the default handler close the dialog appropriately.
event.Skip()
def _wx_on_cancel(self, event):
""" Called when the 'Cancel' button is pressed. """
self.return_code = CANCEL
# Let the default handler close the dialog appropriately.
event.Skip()
def _wx_on_help(self, event):
""" Called when the 'Help' button is pressed. """
print 'Heeeeelllllllllllllpppppppppppppppppppp'
#### EOF ######################################################################