launcher : move call to ShowSplashScreen and BackgroundInitialization to PreStart()
It doesn't change behaviour of launcher in beremiz, but may have some impact on some customizations.
Some customizations need to squeeze some bitmap folder init in between app creation and ShowSplashScreen
#!/usr/bin/env python
# -*- coding: utf-8 -*-
# This file is part of Beremiz, a Integrated Development Environment for
# programming IEC 61131-3 automates supporting plcopen standard and CanFestival.
#
# Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD
#
# See COPYING file for copyrights details.
#
# This program 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
# of the License, or (at your option) any later version.
#
# This program 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 program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
from __future__ import absolute_import
import wx
from plcopen.structures import TestIdentifier, IEC_KEYWORDS
# -------------------------------------------------------------------------------
# Edit Step Name Dialog
# -------------------------------------------------------------------------------
class SFCStepNameDialog(wx.TextEntryDialog):
def __init__(self, parent, message, caption="Please enter text", defaultValue="",
style=wx.OK | wx.CANCEL | wx.CENTRE, pos=wx.DefaultPosition):
wx.TextEntryDialog.__init__(self, parent, message, caption, defaultValue, style, pos)
self.PouNames = []
self.Variables = []
self.StepNames = []
self.Bind(wx.EVT_BUTTON, self.OnOK,
self.GetSizer().GetItem(2).GetSizer().GetItem(1).GetSizer().GetAffirmativeButton())
def OnOK(self, event):
message = None
step_name = self.GetSizer().GetItem(1).GetWindow().GetValue()
if step_name == "":
message = _("You must type a name!")
elif not TestIdentifier(step_name):
message = _("\"%s\" is not a valid identifier!") % step_name
elif step_name.upper() in IEC_KEYWORDS:
message = _("\"%s\" is a keyword. It can't be used!") % step_name
elif step_name.upper() in self.PouNames:
message = _("A POU named \"%s\" already exists!") % step_name
elif step_name.upper() in self.Variables:
message = _("A variable with \"%s\" as name already exists in this pou!") % step_name
elif step_name.upper() in self.StepNames:
message = _("\"%s\" step already exists!") % step_name
if message is not None:
dialog = wx.MessageDialog(self, message, _("Error"), wx.OK | wx.ICON_ERROR)
dialog.ShowModal()
dialog.Destroy()
else:
self.EndModal(wx.ID_OK)
event.Skip()
def SetPouNames(self, pou_names):
self.PouNames = [pou_name.upper() for pou_name in pou_names]
def SetVariables(self, variables):
self.Variables = [var.Name.upper() for var in variables]
def SetStepNames(self, step_names):
self.StepNames = [step_name.upper() for step_name in step_names]