Enable svghmi plugin in features, and small fixes to skeleton.
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# This file is part of Beremiz
# Copyright (C) 2019: Edouard TISSERANT
#
# See COPYING file for copyrights details.
from __future__ import absolute_import
import os
import shutil
import wx
import util.paths as paths
from POULibrary import POULibrary
from docutil import open_svg
class SVGHMILibrary(POULibrary):
def GetLibraryPath(self):
return paths.AbsNeighbourFile(__file__, "pous.xml")
class SVGHMI(object):
XSD = """<?xml version="1.0" encoding="ISO-8859-1" ?>
<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema">
<xsd:element name="SVGHMI">
<xsd:complexType>
<xsd:attribute name="enableHTTP" type="xsd:boolean" use="optional" default="false"/>
<xsd:attribute name="bindAddress" type="xsd:string" use="optional" default="localhost"/>
<xsd:attribute name="port" type="xsd:string" use="optional" default="8080"/>
</xsd:complexType>
</xsd:element>
</xsd:schema>
"""
ConfNodeMethods = [
{
"bitmap": "ImportSVG",
"name": _("Import SVG"),
"tooltip": _("Import SVG"),
"method": "_ImportSVG"
},
{
"bitmap": "ImportSVG", # should be something different
"name": _("Inkscape"),
"tooltip": _("Edit HMI"),
"method": "_StartInkscape"
},
]
def _getSVGpath(self, project_path=None):
if project_path is None:
project_path = self.CTNPath()
# define name for SVG file containing gui layout
return os.path.join(project_path, "gui.svg")
def OnCTNSave(self, from_project_path=None):
if from_project_path is not None:
shutil.copyfile(self._getSVGpath(from_project_path),
self._getSVGpath())
def CTNGenerate_C(self, buildpath, locations):
"""
Return C code generated by iec2c compiler
when _generate_softPLC have been called
@param locations: ignored
@return: [(C_file_name, CFLAGS),...] , LDFLAGS_TO_APPEND
"""
# TODO : get variable list from Controller
# self.GetCTRoot().blah
# TODO deduce HMI tree
svgfile = self._getSVGpath()
if os.path.exists(svgfile):
# TODO : call xslt transform on Inkscape's SVG to generate
# - Errors on HMI semantics
# - Target XHTML as a DOM
# - ... maybe something to have a global view of what is declared in SVG.
pass
else:
# TODO : use default svg that expose the HMI tree as-is
pass
res = ([], "", False)
targetpath = os.path.join(self._getBuildPath(), "target.xhtml")
targetfile = open(targetpath, 'w')
# TODO : DOM to string
targetfile.write("TODO")
targetfile.close()
res += (("target.js", open(targetpath, "rb")),)
# TODO add C code to expose HMI tree variables to shared memory
# TODO generate a description of shared memory (xml or CSV)
# that can be loaded by svghmi QTWeb* app or svghmi server
return res
def _ImportSVG(self):
dialog = wx.FileDialog(self.GetCTRoot().AppFrame, _("Choose a SVG file"), os.getcwd(), "", _("SVG files (*.svg)|*.svg|All files|*.*"), wx.OPEN)
if dialog.ShowModal() == wx.ID_OK:
svgpath = dialog.GetPath()
if os.path.isfile(svgpath):
shutil.copy(svgpath, self._getSVGpath())
else:
self.GetCTRoot().logger.write_error(_("No such SVG file: %s\n") % svgpath)
dialog.Destroy()
def _StartInkscape(self):
svgfile = self._getSVGpath()
open_inkscape = True
if not self.GetCTRoot().CheckProjectPathPerm():
dialog = wx.MessageDialog(self.GetCTRoot().AppFrame,
_("You don't have write permissions.\nOpen Inkscape anyway ?"),
_("Open Inkscape"),
wx.YES_NO | wx.ICON_QUESTION)
open_inkscape = dialog.ShowModal() == wx.ID_YES
dialog.Destroy()
if open_inkscape:
if not os.path.isfile(svgfile):
svgfile = None
open_svg(svgfile)