1 #!/usr/bin/env python

     2 # -*- coding: utf-8 -*-

     3 

     4 #This file is part of PLCOpenEditor, a library implementing an IEC 61131-3 editor

     5 #based on the plcopen standard. 

     6 #

     7 #Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD

     8 #

     9 #See COPYING file for copyrights details.

    10 #

    11 #This library is free software; you can redistribute it and/or

    12 #modify it under the terms of the GNU General Public

    13 #License as published by the Free Software Foundation; either

    14 #version 2.1 of the License, or (at your option) any later version.

    15 #

    16 #This library is distributed in the hope that it will be useful,

    17 #but WITHOUT ANY WARRANTY; without even the implied warranty of

    18 #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

    19 #General Public License for more details.

    20 #

    21 #You should have received a copy of the GNU General Public

    22 #License along with this library; if not, write to the Free Software

    23 #Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

    24 

    25 import wx, os, wx.html, subprocess

    26 

    27 HtmlFrameOpened = []

    28 

    29 def OpenHtmlFrame(self, title, file, size):

    30         if title not in HtmlFrameOpened:

    31             HtmlFrameOpened.append(title)

    32             window = HtmlFrame(self, HtmlFrameOpened)

    33             window.SetTitle(title)

    34             window.SetHtmlPage(file)

    35             window.SetClientSize(size)

    36             window.Show()

    37 

    38 [ID_HTMLFRAME, ID_HTMLFRAMEHTMLCONTENT] = [wx.NewId() for _init_ctrls in range(2)]

    39 EVT_HTML_URL_CLICK = wx.NewId()

    40 

    41 class HtmlWindowUrlClick(wx.PyEvent):

    42     def __init__(self, linkinfo):

    43         wx.PyEvent.__init__(self)

    44         self.SetEventType(EVT_HTML_URL_CLICK)

    45         self.linkinfo = (linkinfo.GetHref(), linkinfo.GetTarget())

    46         

    47 class UrlClickHtmlWindow(wx.html.HtmlWindow):

    48     """ HTML window that generates and OnLinkClicked event.

    49 

    50     Use this to avoid having to override HTMLWindow

    51     """

    52     def OnLinkClicked(self, linkinfo):

    53         wx.PostEvent(self, HtmlWindowUrlClick(linkinfo))

    54     

    55     def Bind(self, event, handler, source=None, id=wx.ID_ANY, id2=wx.ID_ANY):

    56         if event == HtmlWindowUrlClick:

    57             self.Connect(-1, -1, EVT_HTML_URL_CLICK, handler)

    58         else:

    59             wx.html.HtmlWindow.Bind(event, handler, source=source, id=id, id2=id2)

    60 

    61 class HtmlFrame(wx.Frame):

    62         def _init_ctrls(self, prnt):

    63             wx.Frame.__init__(self, id=ID_HTMLFRAME, name='HtmlFrame',

    64                   parent=prnt, pos=wx.Point(320, 231), size=wx.Size(853, 616),

    65                   style=wx.DEFAULT_FRAME_STYLE, title='')

    66             self.Bind(wx.EVT_CLOSE, self.OnCloseFrame)

    67             

    68             self.HtmlContent = UrlClickHtmlWindow(id=ID_HTMLFRAMEHTMLCONTENT,

    69                   name='HtmlContent', parent=self, pos=wx.Point(0, 0),

    70                   size=wx.Size(-1, -1), style=wx.html.HW_SCROLLBAR_AUTO|wx.html.HW_NO_SELECTION)

    71             self.HtmlContent.Bind(HtmlWindowUrlClick, self.OnLinkClick)

    72 

    73         def __init__(self, parent, opened):

    74             self._init_ctrls(parent)

    75             self.HtmlFrameOpened = opened

    76             

    77         def SetHtmlCode(self, htmlcode):

    78             self.HtmlContent.SetPage(htmlcode)

    79             

    80         def SetHtmlPage(self, htmlpage):

    81             self.HtmlContent.LoadPage(htmlpage)

    82             

    83         def OnCloseFrame(self, event):

    84             self.HtmlFrameOpened.remove(self.GetTitle())

    85             event.Skip()

    86         

    87         def OnLinkClick(self, event):

    88             url = event.linkinfo[0]

    89             try:

    90                 if wx.Platform == '__WXMSW__':

    91                     import webbrowser

    92                     webbrowser.open(url)

    93                 elif subprocess.call("firefox %s"%url, shell=True) != 0:

    94                     wx.MessageBox("""Firefox browser not found.\nPlease point your browser at :\n%s""" % url)

    95             except ImportError:

    96                 wx.MessageBox('Please point your browser at: %s' % url)