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
import wx.lib.buttons
import wx.grid
from graphics.GraphicCommons import REFRESH_HIGHLIGHT_PERIOD, ERROR_HIGHLIGHT
from controls import CustomGrid, CustomTable, DurationCellEditor
from dialogs.DurationEditorDialog import IEC_TIME_MODEL
from editors.EditorPanel import EditorPanel
from util.BitmapLibrary import GetBitmap
from util.TranslationCatalogs import NoTranslate
from plcopen.structures import TestIdentifier, IEC_KEYWORDS
# -------------------------------------------------------------------------------
# Configuration Editor class
# -------------------------------------------------------------------------------
[
ID_CONFIGURATIONEDITOR,
] = [wx.NewId() for _init_ctrls in range(1)]
class ConfigurationEditor(EditorPanel):
ID = ID_CONFIGURATIONEDITOR
VARIABLE_PANEL_TYPE = "config"
def GetBufferState(self):
return self.Controler.GetBufferState()
def Undo(self):
self.Controler.LoadPrevious()
self.ParentWindow.CloseTabsWithoutModel()
def Redo(self):
self.Controler.LoadNext()
self.ParentWindow.CloseTabsWithoutModel()
def HasNoModel(self):
return self.Controler.GetEditedElement(self.TagName) is None
# -------------------------------------------------------------------------------
# Resource Editor class
# -------------------------------------------------------------------------------
def GetTasksTableColnames():
_ = NoTranslate
return [_("Name"), _("Triggering"), _("Single"), _("Interval"), _("Priority")]
def GetTaskTriggeringOptions():
_ = NoTranslate
return [_("Interrupt"), _("Cyclic")]
TASKTRIGGERINGOPTIONS_DICT = dict([(_(option), option) for option in GetTaskTriggeringOptions()])
def SingleCellEditor(*x):
return wx.grid.GridCellChoiceEditor()
def CheckSingle(single, varlist):
return single in varlist
def GetInstancesTableColnames():
_ = NoTranslate
return [_("Name"), _("Type"), _("Task")]
class ResourceTable(CustomTable):
"""
A custom wx.grid.Grid Table using user supplied data
"""
def __init__(self, parent, data, colnames):
# The base class must be initialized *first*
CustomTable.__init__(self, parent, data, colnames)
self.ColAlignements = []
self.ColSizes = []
def GetColAlignements(self):
return self.ColAlignements
def SetColAlignements(self, list):
self.ColAlignements = list
def GetColSizes(self):
return self.ColSizes
def SetColSizes(self, list):
self.ColSizes = list
def GetValue(self, row, col):
if row < self.GetNumberRows():
colname = self.GetColLabelValue(col, False)
value = self.data[row].get(colname, "")
if colname == "Triggering":
return _(value)
return value
def SetValue(self, row, col, value):
if col < len(self.colnames):
colname = self.GetColLabelValue(col, False)
if colname == "Triggering":
value = TASKTRIGGERINGOPTIONS_DICT[value]
self.data[row][colname] = value
def _updateColAttrs(self, grid):
"""
wx.grid.Grid -> update the column attributes to add the
appropriate renderer given the column name.
Otherwise default to the default renderer.
"""
for col in range(self.GetNumberCols()):
attr = wx.grid.GridCellAttr()
attr.SetAlignment(self.ColAlignements[col], wx.ALIGN_CENTRE)
grid.SetColAttr(col, attr)
grid.SetColSize(col, self.ColSizes[col])
for row in range(self.GetNumberRows()):
row_highlights = self.Highlights.get(row, {})
for col in range(self.GetNumberCols()):
editor = None
renderer = None
error = False
colname = self.GetColLabelValue(col, False)
grid.SetReadOnly(row, col, False)
if colname == "Name":
editor = wx.grid.GridCellTextEditor()
renderer = wx.grid.GridCellStringRenderer()
elif colname == "Interval":
editor = DurationCellEditor(self, colname)
renderer = wx.grid.GridCellStringRenderer()
if self.GetValueByName(row, "Triggering") != "Cyclic":
grid.SetReadOnly(row, col, True)
interval = self.GetValueByName(row, colname)
if interval != "" and IEC_TIME_MODEL.match(interval.upper()) is None:
error = True
elif colname == "Single":
editor = SingleCellEditor(self, colname)
editor.SetParameters(self.Parent.VariableList)
if self.GetValueByName(row, "Triggering") != "Interrupt":
grid.SetReadOnly(row, col, True)
single = self.GetValueByName(row, colname)
if single != "" and not CheckSingle(single, self.Parent.VariableList):
error = True
elif colname == "Triggering":
editor = wx.grid.GridCellChoiceEditor()
editor.SetParameters(",".join(map(_, GetTaskTriggeringOptions())))
elif colname == "Type":
editor = wx.grid.GridCellChoiceEditor()
editor.SetParameters(self.Parent.TypeList)
elif colname == "Priority":
editor = wx.grid.GridCellNumberEditor()
editor.SetParameters("0,65535")
elif colname == "Task":
editor = wx.grid.GridCellChoiceEditor()
editor.SetParameters(self.Parent.TaskList)
grid.SetCellEditor(row, col, editor)
grid.SetCellRenderer(row, col, renderer)
if error:
highlight_colours = ERROR_HIGHLIGHT
else:
highlight_colours = row_highlights.get(colname.lower(), [(wx.WHITE, wx.BLACK)])[-1]
grid.SetCellBackgroundColour(row, col, highlight_colours[0])
grid.SetCellTextColour(row, col, highlight_colours[1])
self.ResizeRow(grid, row)
# -------------------------------------------------------------------------------
# Highlights showing functions
# -------------------------------------------------------------------------------
def AddHighlight(self, infos, highlight_type):
row_highlights = self.Highlights.setdefault(infos[0], {})
col_highlights = row_highlights.setdefault(infos[1], [])
col_highlights.append(highlight_type)
def ClearHighlights(self, highlight_type=None):
if highlight_type is None:
self.Highlights = {}
else:
for _row, row_highlights in self.Highlights.iteritems():
row_items = row_highlights.items()
for col, col_highlights in row_items:
if highlight_type in col_highlights:
col_highlights.remove(highlight_type)
if len(col_highlights) == 0:
row_highlights.pop(col)
class ResourceEditor(EditorPanel):
VARIABLE_PANEL_TYPE = "resource"
def _init_Editor(self, parent):
self.Editor = wx.Panel(parent, style=wx.SUNKEN_BORDER | wx.TAB_TRAVERSAL)
main_sizer = wx.FlexGridSizer(cols=1, hgap=0, rows=2, vgap=5)
main_sizer.AddGrowableCol(0)
main_sizer.AddGrowableRow(0)
main_sizer.AddGrowableRow(1)
tasks_sizer = wx.FlexGridSizer(cols=1, hgap=0, rows=2, vgap=5)
tasks_sizer.AddGrowableCol(0)
tasks_sizer.AddGrowableRow(1)
main_sizer.AddSizer(tasks_sizer, border=5,
flag=wx.GROW | wx.TOP | wx.LEFT | wx.RIGHT)
tasks_buttons_sizer = wx.FlexGridSizer(cols=5, hgap=5, rows=1, vgap=0)
tasks_buttons_sizer.AddGrowableCol(0)
tasks_buttons_sizer.AddGrowableRow(0)
tasks_sizer.AddSizer(tasks_buttons_sizer, flag=wx.GROW)
tasks_label = wx.StaticText(self.Editor, label=_(u'Tasks:'))
tasks_buttons_sizer.AddWindow(tasks_label, flag=wx.ALIGN_BOTTOM)
for name, bitmap, help in [
("AddTaskButton", "add_element", _("Add task")),
("DeleteTaskButton", "remove_element", _("Remove task")),
("UpTaskButton", "up", _("Move task up")),
("DownTaskButton", "down", _("Move task down"))]:
button = wx.lib.buttons.GenBitmapButton(self.Editor,
bitmap=GetBitmap(bitmap),
size=wx.Size(28, 28),
style=wx.NO_BORDER)
button.SetToolTipString(help)
setattr(self, name, button)
tasks_buttons_sizer.AddWindow(button)
self.TasksGrid = CustomGrid(self.Editor, style=wx.VSCROLL)
self.TasksGrid.Bind(wx.grid.EVT_GRID_CELL_CHANGE, self.OnTasksGridCellChange)
tasks_sizer.AddWindow(self.TasksGrid, flag=wx.GROW)
instances_sizer = wx.FlexGridSizer(cols=1, hgap=0, rows=2, vgap=5)
instances_sizer.AddGrowableCol(0)
instances_sizer.AddGrowableRow(1)
main_sizer.AddSizer(instances_sizer, border=5,
flag=wx.GROW | wx.BOTTOM | wx.LEFT | wx.RIGHT)
instances_buttons_sizer = wx.FlexGridSizer(cols=5, hgap=5, rows=1, vgap=0)
instances_buttons_sizer.AddGrowableCol(0)
instances_buttons_sizer.AddGrowableRow(0)
instances_sizer.AddSizer(instances_buttons_sizer, flag=wx.GROW)
instances_label = wx.StaticText(self.Editor, label=_(u'Instances:'))
instances_buttons_sizer.AddWindow(instances_label, flag=wx.ALIGN_BOTTOM)
for name, bitmap, help in [
("AddInstanceButton", "add_element", _("Add instance")),
("DeleteInstanceButton", "remove_element", _("Remove instance")),
("UpInstanceButton", "up", _("Move instance up")),
("DownInstanceButton", "down", _("Move instance down"))]:
button = wx.lib.buttons.GenBitmapButton(
self.Editor, bitmap=GetBitmap(bitmap),
size=wx.Size(28, 28), style=wx.NO_BORDER)
button.SetToolTipString(help)
setattr(self, name, button)
instances_buttons_sizer.AddWindow(button)
self.InstancesGrid = CustomGrid(self.Editor, style=wx.VSCROLL)
self.InstancesGrid.Bind(wx.grid.EVT_GRID_CELL_CHANGE, self.OnInstancesGridCellChange)
instances_sizer.AddWindow(self.InstancesGrid, flag=wx.GROW)
self.Editor.SetSizer(main_sizer)
def __init__(self, parent, tagname, window, controler):
EditorPanel.__init__(self, parent, tagname, window, controler)
self.RefreshHighlightsTimer = wx.Timer(self, -1)
self.Bind(wx.EVT_TIMER, self.OnRefreshHighlightsTimer, self.RefreshHighlightsTimer)
self.TasksDefaultValue = {"Name": "", "Triggering": "", "Single": "", "Interval": "", "Priority": 0}
self.TasksTable = ResourceTable(self, [], GetTasksTableColnames())
self.TasksTable.SetColAlignements([wx.ALIGN_LEFT, wx.ALIGN_LEFT, wx.ALIGN_LEFT, wx.ALIGN_RIGHT, wx.ALIGN_RIGHT])
self.TasksTable.SetColSizes([200, 100, 100, 150, 100])
self.TasksGrid.SetTable(self.TasksTable)
self.TasksGrid.SetButtons({"Add": self.AddTaskButton,
"Delete": self.DeleteTaskButton,
"Up": self.UpTaskButton,
"Down": self.DownTaskButton})
def _AddTask(new_row):
self.TasksTable.InsertRow(new_row, self.TasksDefaultValue.copy())
self.RefreshModel()
self.RefreshView()
return new_row
setattr(self.TasksGrid, "_AddRow", _AddTask)
def _DeleteTask(row):
self.TasksTable.RemoveRow(row)
self.RefreshModel()
self.RefreshView()
setattr(self.TasksGrid, "_DeleteRow", _DeleteTask)
def _MoveTask(row, move):
new_row = self.TasksTable.MoveRow(row, move)
if new_row != row:
self.RefreshModel()
self.RefreshView()
return new_row
setattr(self.TasksGrid, "_MoveRow", _MoveTask)
self.TasksGrid.SetRowLabelSize(0)
self.TasksTable.ResetView(self.TasksGrid)
self.TasksGrid.RefreshButtons()
self.InstancesDefaultValue = {"Name": "", "Type": "", "Task": ""}
self.InstancesTable = ResourceTable(self, [], GetInstancesTableColnames())
self.InstancesTable.SetColAlignements([wx.ALIGN_LEFT, wx.ALIGN_LEFT, wx.ALIGN_LEFT])
self.InstancesTable.SetColSizes([200, 150, 150])
self.InstancesGrid.SetTable(self.InstancesTable)
self.InstancesGrid.SetButtons({"Add": self.AddInstanceButton,
"Delete": self.DeleteInstanceButton,
"Up": self.UpInstanceButton,
"Down": self.DownInstanceButton})
def _AddInstance(new_row):
self.InstancesTable.InsertRow(new_row, self.InstancesDefaultValue.copy())
self.RefreshModel()
self.RefreshView()
return new_row
setattr(self.InstancesGrid, "_AddRow", _AddInstance)
def _DeleteInstance(row):
self.InstancesTable.RemoveRow(row)
self.RefreshModel()
self.RefreshView()
setattr(self.InstancesGrid, "_DeleteRow", _DeleteInstance)
def _MoveInstance(row, move):
new_row = max(0, min(row + move, self.InstancesTable.GetNumberRows() - 1))
if new_row != row:
if self.InstancesTable.GetValueByName(row, "Task") != self.InstancesTable.GetValueByName(new_row, "Task"):
return row
self.InstancesTable.MoveRow(row, move)
self.RefreshModel()
self.RefreshView()
return new_row
setattr(self.InstancesGrid, "_MoveRow", _MoveInstance)
def _RefreshInstanceButtons():
if self:
rows = self.InstancesTable.GetNumberRows()
row = self.InstancesGrid.GetGridCursorRow()
self.DeleteInstanceButton.Enable(rows > 0)
self.UpInstanceButton.Enable(
row > 0 and
self.InstancesTable.GetValueByName(row, "Task") == self.InstancesTable.GetValueByName(row - 1, "Task"))
self.DownInstanceButton.Enable(
0 <= row < rows - 1 and
self.InstancesTable.GetValueByName(row, "Task") == self.InstancesTable.GetValueByName(row + 1, "Task"))
setattr(self.InstancesGrid, "RefreshButtons", _RefreshInstanceButtons)
self.InstancesGrid.SetRowLabelSize(0)
self.InstancesTable.ResetView(self.InstancesGrid)
self.InstancesGrid.RefreshButtons()
self.TasksGrid.SetFocus()
def __del__(self):
self.RefreshHighlightsTimer.Stop()
def RefreshTypeList(self):
self.TypeList = ""
blocktypes = self.Controler.GetBlockResource()
for blocktype in blocktypes:
self.TypeList += ",%s" % blocktype
def RefreshTaskList(self):
self.TaskList = ""
for row in xrange(self.TasksTable.GetNumberRows()):
self.TaskList += ",%s" % self.TasksTable.GetValueByName(row, "Name")
def RefreshVariableList(self):
self.VariableList = ""
for variable in self.Controler.GetEditedResourceVariables(self.TagName):
self.VariableList += ",%s" % variable
def RefreshModel(self):
self.Controler.SetEditedResourceInfos(self.TagName, self.TasksTable.GetData(), self.InstancesTable.GetData())
self.RefreshBuffer()
# Buffer the last model state
def RefreshBuffer(self):
self.Controler.BufferProject()
self.ParentWindow.RefreshTitle()
self.ParentWindow.RefreshFileMenu()
self.ParentWindow.RefreshEditMenu()
def GetBufferState(self):
return self.Controler.GetBufferState()
def Undo(self):
self.Controler.LoadPrevious()
self.ParentWindow.CloseTabsWithoutModel()
def Redo(self):
self.Controler.LoadNext()
self.ParentWindow.CloseTabsWithoutModel()
def HasNoModel(self):
return self.Controler.GetEditedElement(self.TagName) is None
def RefreshView(self, variablepanel=True):
EditorPanel.RefreshView(self, variablepanel)
tasks, instances = self.Controler.GetEditedResourceInfos(self.TagName)
self.TasksTable.SetData(tasks)
self.InstancesTable.SetData(instances)
self.RefreshTypeList()
self.RefreshTaskList()
self.RefreshVariableList()
self.TasksTable.ResetView(self.TasksGrid)
self.InstancesTable.ResetView(self.InstancesGrid)
self.TasksGrid.RefreshButtons()
self.InstancesGrid.RefreshButtons()
def ShowErrorMessage(self, message):
dialog = wx.MessageDialog(self, message, _("Error"), wx.OK | wx.ICON_ERROR)
dialog.ShowModal()
dialog.Destroy()
def OnTasksGridCellChange(self, event):
row, col = event.GetRow(), event.GetCol()
if self.TasksTable.GetColLabelValue(col, False) == "Name":
value = self.TasksTable.GetValue(row, col)
message = None
if not TestIdentifier(value):
message = _("\"%s\" is not a valid identifier!") % value
elif value.upper() in IEC_KEYWORDS:
message = _("\"%s\" is a keyword. It can't be used!") % value
elif value.upper() in [var["Name"].upper() for i, var in enumerate(self.TasksTable.data) if i != row]:
message = _("A task with the same name already exists!")
if message is not None:
event.Veto()
wx.CallAfter(self.ShowErrorMessage, message)
return
tasklist = [name for name in self.TaskList.split(",") if name != ""]
for i in xrange(self.TasksTable.GetNumberRows()):
task = self.TasksTable.GetValueByName(i, "Name")
if task in tasklist:
tasklist.remove(task)
if len(tasklist) > 0:
old_name = tasklist[0].upper()
new_name = self.TasksTable.GetValue(row, col)
for i in xrange(self.InstancesTable.GetNumberRows()):
name = self.InstancesTable.GetValueByName(i, "Task").upper()
if old_name == name:
self.InstancesTable.SetValueByName(i, "Task", new_name)
self.RefreshModel()
colname = self.TasksTable.GetColLabelValue(col, False)
if colname in ["Triggering", "Name", "Single", "Interval"]:
wx.CallAfter(self.RefreshView, False)
event.Skip()
def OnInstancesGridCellChange(self, event):
row, col = event.GetRow(), event.GetCol()
if self.InstancesTable.GetColLabelValue(col, False) == "Name":
value = self.InstancesTable.GetValue(row, col)
message = None
if not TestIdentifier(value):
message = _("\"%s\" is not a valid identifier!") % value
elif value.upper() in IEC_KEYWORDS:
message = _("\"%s\" is a keyword. It can't be used!") % value
elif value.upper() in [var["Name"].upper() for i, var in enumerate(self.InstancesTable.data) if i != row]:
message = _("An instance with the same name already exists!")
if message is not None:
event.Veto()
wx.CallAfter(self.ShowErrorMessage, message)
return
self.RefreshModel()
self.ParentWindow.RefreshPouInstanceVariablesPanel()
self.InstancesGrid.RefreshButtons()
event.Skip()
# -------------------------------------------------------------------------------
# Highlights showing functions
# -------------------------------------------------------------------------------
def OnRefreshHighlightsTimer(self, event):
self.RefreshView()
event.Skip()
def AddHighlight(self, infos, start, end, highlight_type):
EditorPanel.AddHighlight(self, infos, start, end, highlight_type)
if infos[0] == "task":
self.TasksTable.AddHighlight(infos[1:], highlight_type)
elif infos[0] == "instance":
self.InstancesTable.AddHighlight(infos[1:], highlight_type)
self.RefreshHighlightsTimer.Start(int(REFRESH_HIGHLIGHT_PERIOD * 1000), oneShot=True)
def ClearHighlights(self, highlight_type=None):
EditorPanel.ClearHighlights(self, highlight_type)
self.TasksTable.ClearHighlights(highlight_type)
self.InstancesTable.ClearHighlights(highlight_type)
self.TasksTable.ResetView(self.TasksGrid)
self.InstancesTable.ResetView(self.InstancesGrid)