Fix bug with two or more wires connected to one input. Now only one wire can be connected to one input, except BOOLean signals in LD and SFC. If user trying to connect wire with already connected input, wire highlight will become red.
Signed-off-by: Andrey Skvortsov <andrej.skvortzov@gmail.com>
#!/usr/bin/env python
# -*- coding: utf-8 -*-
#This file is part of PLCOpenEditor, a library implementing an IEC 61131-3 editor
#based on the plcopen standard.
#
#Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD
#
#See COPYING file for copyrights details.
#
#This library is free software; you can redistribute it and/or
#modify it under the terms of the GNU General Public
#License as published by the Free Software Foundation; either
#version 2.1 of the License, or (at your option) any later version.
#
#This library is distributed in the hope that it will be useful,
#but WITHOUT ANY WARRANTY; without even the implied warranty of
#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
#General Public License for more details.
#
#You should have received a copy of the GNU General Public
#License along with this library; if not, write to the Free Software
#Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
import wx, os, wx.html, subprocess
HtmlFrameOpened = []
def OpenHtmlFrame(self, title, file, size):
if title not in HtmlFrameOpened:
HtmlFrameOpened.append(title)
window = HtmlFrame(self, HtmlFrameOpened)
window.SetTitle(title)
window.SetHtmlPage(file)
window.SetClientSize(size)
window.Show()
[ID_HTMLFRAME, ID_HTMLFRAMEHTMLCONTENT] = [wx.NewId() for _init_ctrls in range(2)]
EVT_HTML_URL_CLICK = wx.NewId()
class HtmlWindowUrlClick(wx.PyEvent):
def __init__(self, linkinfo):
wx.PyEvent.__init__(self)
self.SetEventType(EVT_HTML_URL_CLICK)
self.linkinfo = (linkinfo.GetHref(), linkinfo.GetTarget())
class UrlClickHtmlWindow(wx.html.HtmlWindow):
""" HTML window that generates and OnLinkClicked event.
Use this to avoid having to override HTMLWindow
"""
def OnLinkClicked(self, linkinfo):
wx.PostEvent(self, HtmlWindowUrlClick(linkinfo))
def Bind(self, event, handler, source=None, id=wx.ID_ANY, id2=wx.ID_ANY):
if event == HtmlWindowUrlClick:
self.Connect(-1, -1, EVT_HTML_URL_CLICK, handler)
else:
wx.html.HtmlWindow.Bind(event, handler, source=source, id=id, id2=id2)
class HtmlFrame(wx.Frame):
def _init_ctrls(self, prnt):
wx.Frame.__init__(self, id=ID_HTMLFRAME, name='HtmlFrame',
parent=prnt, pos=wx.Point(320, 231), size=wx.Size(853, 616),
style=wx.DEFAULT_FRAME_STYLE, title='')
self.SetIcon(prnt.icon)
self.Bind(wx.EVT_CLOSE, self.OnCloseFrame)
self.HtmlContent = UrlClickHtmlWindow(id=ID_HTMLFRAMEHTMLCONTENT,
name='HtmlContent', parent=self, pos=wx.Point(0, 0),
size=wx.Size(-1, -1), style=wx.html.HW_SCROLLBAR_AUTO|wx.html.HW_NO_SELECTION)
self.HtmlContent.Bind(HtmlWindowUrlClick, self.OnLinkClick)
def __init__(self, parent, opened):
self._init_ctrls(parent)
self.HtmlFrameOpened = opened
def SetHtmlCode(self, htmlcode):
self.HtmlContent.SetPage(htmlcode)
def SetHtmlPage(self, htmlpage):
self.HtmlContent.LoadPage(htmlpage)
def OnCloseFrame(self, event):
self.HtmlFrameOpened.remove(self.GetTitle())
event.Skip()
def OnLinkClick(self, event):
url = event.linkinfo[0]
try:
if wx.Platform == '__WXMSW__':
import webbrowser
webbrowser.open(url)
elif subprocess.call("firefox %s"%url, shell=True) != 0:
wx.MessageBox("""Firefox browser not found.\nPlease point your browser at :\n%s""" % url)
except ImportError:
wx.MessageBox('Please point your browser at: %s' % url)