# edit_widget.py: base class for EditFoo objects
#
# Copyright (c) 2002-2004 Richard Lawson <richard.lawson@colinx.com>
# License: MIT (see license.txt)
# THIS PROGRAM COMES WITH NO WARRANTY
import wx
import common, misc, config
from edit_windows import ManagedBase
from tree import Tree
from widget_properties import *
class EditWidget(ManagedBase):
def __init__(self, name, klass, parent, id, label, sizer, pos,
property_window, show=True):
"""\
Class to handle wxFoo objects
"""
self.label = label
self.default = False
ManagedBase.__init__(self, name, klass, parent, id, sizer, pos,
property_window, show=show)
# introspect subclass looking for properties
# and widgets
self.property_names = []
self.property_proportion = {}
attrs = dir(self)
for attr in attrs:
prefix = attr[0:4]
if prefix == 'get_':
getter = attr
#print 'found getter ', getter
# extract the property name
prefix, name = attr.split('_', 1)
#print 'getter ', name
# check for a setter
setter = 'set_%s' % name
if not hasattr(self, setter):
#print 'no setter for %s, skipping ' % name
continue
# check for a get_name_widget
getter_widget = 'get_%s_widget' % name
if not hasattr(self, getter_widget):
#print 'no widget getter for %s, skipping ' % name
continue
#print 'adding property: %s' % name
self.property_names.append(name)
self.access_functions[name] = (getattr(self, getter),
getattr(self, setter))
prop = getattr(self, getter_widget)()
try:
prop, proportion = prop
except TypeError:
proportion = 0
self.properties[name] = prop
self.property_proportion[name] = proportion
def create_properties(self):
ManagedBase.create_properties(self)
panel = wx.ScrolledWindow(self.notebook, -1, style=wx.TAB_TRAVERSAL)
szr = wx.BoxSizer(wx.VERTICAL)
for name in self.property_names:
self.properties[name].display(panel)
szr.Add(self.properties[name].panel, self.property_proportion[name],
wx.EXPAND)
panel.SetAutoLayout(1)
panel.SetSizer(szr)
szr.Fit(panel)
w, h = panel.GetClientSize()
self.notebook.AddPage(panel, 'Widget')
import math
panel.SetScrollbars(1, 5, 1, int(math.ceil(h/5.0)))
# end of class EditWidget
def increment_label(label, number=[1]):
_label = '%s_%d' % (label, number[0])
while common.app_tree.has_name(_label):
number[0] += 1
_label = '%s_%d' % (label, number[0])
return _label
def add_widget_node(widget, sizer, pos, from_xml=False,
option=0, flag=0, border=0):
node = Tree.Node(widget)
widget.node = node
if not border and config.preferences.default_border:
flag |= wx.ALL
border = config.preferences.default_border_size
if option: widget.set_option(option)
if flag: widget.set_int_flag(flag)
if border: widget.set_border(border)
if not from_xml: widget.show_widget(True)
sizer.set_item(widget.pos, option, flag, border)
if pos is None: common.app_tree.add(node, sizer.node)
else: common.app_tree.insert(node, sizer.node, pos-1)
def get_label_from_xml(attrs):
from xml_parse import XmlParsingError
try:
return attrs['name']
except KeyError:
raise XmlParsingError, _("'name' attribute missing")
def initialize(edit_klass, builder, xml_builder, icon_path):
"""\
initialization function for the module: returns a wx.BitmapButton to be
added to the main palette.
"""
common.widgets[edit_klass] = builder
common.widgets_from_xml[edit_klass] = xml_builder
return common.make_object_button(edit_klass, icon_path)
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