# checkbox.py: wxCheckBox objects
# $Id: checkbox.py,v 1.14 2007/03/27 07:02:03 agriggio Exp $
#
# Copyright (c) 2002-2007 Alberto Griggio <agriggio@users.sourceforge.net>
# License: MIT (see license.txt)
# THIS PROGRAM COMES WITH NO WARRANTY
import wx
import common, misc
from edit_windows import ManagedBase
from tree import Tree
from widget_properties import *
class EditCheckBox(ManagedBase):
events = ['EVT_CHECKBOX']
def __init__(self, name, parent, id, label, sizer, pos, property_window,
show=True):
"""\
Class to handle wxCheckBox objects
"""
import config
ManagedBase.__init__(self, name, 'wxCheckBox', parent, id, sizer,
pos, property_window, show=show)
self.label = label
self.value = 0 # if nonzero, che checkbox is checked
self.access_functions['label'] = (self.get_label, self.set_label)
self.access_functions['checked'] = (self.get_value, self.set_value)
self.properties['label'] = TextProperty(self, 'label', None,
multiline=True, label=_("label"))
self.properties['checked'] = CheckBoxProperty(self, 'checked', None,
_('Checked'))
# 2003-09-04 added default_border
if config.preferences.default_border:
self.border = config.preferences.default_border_size
self.flag = wx.ALL
def create_widget(self):
self.widget = wx.CheckBox(self.parent.widget, self.id, self.label)
self.widget.SetValue(self.value)
def on_checkbox(event):
self.set_value(self.value)
wx.EVT_CHECKBOX(self.widget, self.id, on_checkbox)
def create_properties(self):
ManagedBase.create_properties(self)
panel = wx.Panel(self.notebook, -1)
self.properties['label'].display(panel)
self.properties['checked'].display(panel)
szr = wx.BoxSizer(wx.VERTICAL)
szr.Add(self.properties['label'].panel, 0, wx.EXPAND)
szr.Add(self.properties['checked'].panel, 0, wx.EXPAND)
panel.SetAutoLayout(True)
panel.SetSizer(szr)
szr.Fit(panel)
self.notebook.AddPage(panel, 'Widget')
def get_label(self):
return self.label
def set_label(self, value):
value = misc.wxstr(value)
if not misc.streq(value, self.label):
self.label = value
if self.widget:
self.widget.SetLabel(value.replace('\\n', '\n'))
if not self.properties['size'].is_active():
self.sizer.set_item(self.pos,
size=self.widget.GetBestSize())
def get_value(self):
return self.value
def set_value(self, value):
self.value = int(value)
if self.widget:
self.widget.SetValue(self.value)
self.sizer.set_item(self.pos, size=self.widget.GetBestSize())
# end of class EditCheckBox
def builder(parent, sizer, pos, number=[1]):
"""\
factory function for EditCheckBox objects.
"""
label = 'checkbox_%d' % number[0]
while common.app_tree.has_name(label):
number[0] += 1
label = 'checkbox_%d' % number[0]
checkbox = EditCheckBox(label, parent, wx.NewId(), label, sizer, pos,
common.property_panel)
node = Tree.Node(checkbox)
checkbox.node = node
checkbox.show_widget(True)
common.app_tree.insert(node, sizer.node, pos-1)
def xml_builder(attrs, parent, sizer, sizeritem, pos=None):
"""\
factory to build EditCheckBox objects from an xml file
"""
from xml_parse import XmlParsingError
try: label = attrs['name']
except KeyError: raise XmlParsingError, _("'name' attribute missing")
if sizer is None or sizeritem is None:
raise XmlParsingError, _("sizer or sizeritem object cannot be None")
checkbox = EditCheckBox(label, parent, wx.NewId(),
"", sizer, pos,
common.property_panel, show=False)
sizer.set_item(checkbox.pos, option=sizeritem.option,
flag=sizeritem.flag, border=sizeritem.border) #,
## size=checkbox.GetBestSize())
node = Tree.Node(checkbox)
checkbox.node = node
if pos is None: common.app_tree.add(node, sizer.node)
else: common.app_tree.insert(node, sizer.node, pos-1)
return checkbox
def initialize():
"""\
initialization function for the module: returns a wx.BitmapButton to be
added to the main palette.
"""
common.widgets['EditCheckBox'] = builder
common.widgets_from_xml['EditCheckBox'] = xml_builder
return common.make_object_button('EditCheckBox', 'icons/checkbox.xpm')
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