beremiz

SVGHMI : had to move the problem of wkaing up python thread from plc thread to platform specific code.
svghmi
2019-12-09, Edouard Tisserant
d9b5303d43dc
SVGHMI : had to move the problem of wkaing up python thread from plc thread to platform specific code.
Since Xenomai's cobalt thread are definitely incompatible with normal posix python interpreter binary's thread, we must synchronize them with arcane rt_pipes (the only ones that really work cross domain) as already done in debug and python async eval blocks.
from __future__ import absolute_import
import wx
from connectors import ConnectorSchemes, EditorClassFromScheme
from controls.DiscoveryPanel import DiscoveryPanel
class UriEditor(wx.Dialog):
def _init_ctrls(self, parent):
self.UriTypeChoice = wx.Choice(parent=self, choices=self.choices)
self.UriTypeChoice.SetSelection(0)
self.Bind(wx.EVT_CHOICE, self.OnTypeChoice, self.UriTypeChoice)
self.editor_sizer = wx.BoxSizer(wx.HORIZONTAL)
self.ButtonSizer = self.CreateButtonSizer(wx.OK | wx.CANCEL)
def _init_sizers(self):
self.mainSizer = wx.BoxSizer(wx.VERTICAL)
typeSizer = wx.BoxSizer(wx.HORIZONTAL)
typeSizer.Add(wx.StaticText(self, wx.ID_ANY, _("Scheme :")), border=5,
flag=wx.ALIGN_CENTER_VERTICAL | wx.ALL)
typeSizer.Add(self.UriTypeChoice, border=5, flag=wx.ALL)
self.mainSizer.Add(typeSizer)
self.mainSizer.Add(self.editor_sizer, border=5, flag=wx.ALL)
self.mainSizer.Add(self.ButtonSizer, border=5,
flag=wx.BOTTOM | wx.ALIGN_CENTER_HORIZONTAL)
self.SetSizer(self.mainSizer)
self.Layout()
self.Fit()
def __init__(self, parent, ctr, uri=''):
self.ctr = ctr
wx.Dialog.__init__(self,
name='UriEditor', parent=parent,
title=_('URI Editor'))
self.choices = [_("- Search local network -")] + ConnectorSchemes()
self._init_ctrls(parent)
self._init_sizers()
self.scheme = None
self.scheme_editor = None
self.SetURI(uri)
self.CenterOnParent()
def OnTypeChoice(self, event):
index = event.GetSelection()
self._replaceSchemeEditor(event.GetString() if index > 0 else None)
def SetURI(self, uri):
try:
scheme, loc = uri.strip().split("://", 1)
scheme = scheme.upper()
except Exception:
scheme = None
if scheme in ConnectorSchemes():
self.UriTypeChoice.SetStringSelection(scheme)
else:
self.UriTypeChoice.SetSelection(0)
scheme = None
self._replaceSchemeEditor(scheme)
if scheme is not None:
self.scheme_editor.SetLoc(loc)
def GetURI(self):
if self.scheme is None:
return self.scheme_editor.GetURI()
else:
return self.scheme+"://"+self.scheme_editor.GetLoc()
def _replaceSchemeEditor(self, scheme):
self.scheme = scheme
if self.scheme_editor is not None:
self.editor_sizer.Detach(self.scheme_editor)
self.scheme_editor.Destroy()
self.scheme_editor = None
if scheme is not None:
EditorClass = EditorClassFromScheme(scheme)
self.scheme_editor = EditorClass(scheme, self)
else:
# None is for searching local network
self.scheme_editor = DiscoveryPanel(self)
self.editor_sizer.Add(self.scheme_editor)
self.scheme_editor.Refresh()
self.editor_sizer.Layout()
self.mainSizer.Layout()
self.Fit()