# spacer.py: spacers to use in sizers
# $Id: spacer.py,v 1.13 2007/08/07 12:18:34 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 tree import Tree
from widget_properties import *
from edit_windows import ManagedBase
class EditSpacer(ManagedBase):
def __init__(self, name, parent, id, width, height, sizer, pos,
property_window, show=True):
"""\
Class to handle spacers for sizers
"""
ManagedBase.__init__(self, name, 'spacer', parent, id, sizer,
pos, property_window, show=show)
self.__size = [width, height]
self.access_functions['width'] = (self.get_width, self.set_width)
self.access_functions['height'] = (self.get_height, self.set_height)
self.properties['width'] = SpinProperty(self, 'width', None, label=_("width"))
self.properties['height'] = SpinProperty(self, 'height', None, label=_("height"))
def create_widget(self):
self.widget = wx.Window(self.parent.widget, self.id, size=self.__size,
style=wx.SIMPLE_BORDER)
self.widget.GetBestSize = self.widget.GetSize
wx.EVT_PAINT(self.widget, self.on_paint)
def create_properties(self):
ManagedBase.create_properties(self)
page = self.notebook.GetPage(1)
wp = self.properties['width']
hp = self.properties['height']
wp.display(page)
hp.display(page)
szr = page.GetSizer()
szr.Insert(0, hp.panel, 0, wx.EXPAND)
szr.Insert(0, wp.panel, 0, wx.EXPAND)
szr.Layout()
szr.Fit(page)
import math
w, h = page.GetClientSize()
page.SetScrollbars(1, 5, 1, int(math.ceil(h/5.0)))
common_page = self.notebook.GetPage(0)
common_page.Hide()
self.notebook.RemovePage(0)
self.notebook.SetSelection(0)
def get_width(self):
return self.__size[0]
def get_height(self):
return self.__size[1]
def set_width(self, value):
value = int(value)
self.__size[0] = value
if self.widget:
self.widget.SetSize(self.__size)
self.sizer.set_item(self.pos, size=self.__size)
def set_height(self, value):
value = int(value)
self.__size[1] = value
if self.widget:
self.widget.SetSize(self.__size)
self.sizer.set_item(self.pos, size=self.__size)
def set_flag(self, value):
ManagedBase.set_flag(self, value)
if not (self.get_int_flag() & wx.EXPAND):
self.sizer.set_item(self.pos, size=self.__size)
def on_paint(self, event):
dc = wx.PaintDC(self.widget)
dc.BeginDrawing()
brush = wx.TheBrushList.FindOrCreateBrush(
self.widget.GetBackgroundColour())
dc.SetBrush(brush)
dc.SetPen(wx.ThePenList.FindOrCreatePen(wx.BLACK, 1, wx.SOLID))
dc.SetBackground(brush)
dc.Clear()
w, h = self.widget.GetClientSize()
dc.DrawLine(0, 0, w, h)
dc.DrawLine(w, 0, 0, h)
text = _('Spacer')
tw, th = dc.GetTextExtent(text)
x = (w - tw)/2
y = (h - th)/2
dc.SetPen(wx.ThePenList.FindOrCreatePen(wx.BLACK, 0, wx.TRANSPARENT))
dc.DrawRectangle(x-1, y-1, tw+2, th+2)
dc.DrawText(text, x, y)
dc.EndDrawing()
# end of class EditSpacer
def builder(parent, sizer, pos):
"""\
factory function for EditSpacer objects.
"""
class Dialog(wx.Dialog):
def __init__(self):
wx.Dialog.__init__(self, misc.get_toplevel_parent(parent), -1,
_("Enter size"))
self.width = SpinProperty(self, 'width', self, label=_("width"))
self.height = SpinProperty(self, 'height', self, label=_("height"))
self.width.set_value(20)
self.height.set_value(20)
szr = wx.BoxSizer(wx.VERTICAL)
szr.Add(self.width.panel, 0, wx.EXPAND)
szr.Add(self.height.panel, 0, wx.EXPAND)
sz = wx.BoxSizer(wx.HORIZONTAL)
sz.Add(wx.Button(self, wx.ID_OK, _('OK')))
szr.Add(sz, 0, wx.ALL|wx.ALIGN_CENTER, 4)
self.SetAutoLayout(True)
self.SetSizer(szr)
szr.Fit(self)
self.CenterOnScreen()
def __getitem__(self, name):
return (lambda : 0, lambda v: None)
# end of inner class
dialog = Dialog()
dialog.ShowModal()
name = 'spacer'
spacer = EditSpacer(name, parent, wx.NewId(), dialog.width.get_value(),
dialog.height.get_value(), sizer, pos,
common.property_panel)
node = Tree.Node(spacer)
spacer.node = node
spacer.show_widget(True)
common.app_tree.insert(node, sizer.node, pos-1)
#sizer.set_item(spacer.pos, size=spacer.GetSize())
def xml_builder(attrs, parent, sizer, sizeritem, pos=None):
"""\
factory to build EditSpacer objects from an xml file
"""
from xml_parse import XmlParsingError
if not sizer or not sizeritem:
raise XmlParsingError, _("sizer or sizeritem object cannot be None")
spacer = EditSpacer('spacer', parent, wx.NewId(), 1, 1, sizer, pos,
common.property_panel, True)
sizer.set_item(spacer.pos, option=sizeritem.option, flag=sizeritem.flag,
border=sizeritem.border)
node = Tree.Node(spacer)
spacer.node = node
if pos is None: common.app_tree.add(node, sizer.node)
else: common.app_tree.insert(node, sizer.node, pos-1)
return spacer
def initialize():
"""\
initialization function for the module: returns a wx.BitmapButton to be
added to the main palette.
"""
common.widgets['EditSpacer'] = builder
common.widgets_from_xml['EditSpacer'] = xml_builder
return common.make_object_button('EditSpacer', 'icons/spacer.xpm')
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