author | usveticic |
Tue, 18 Aug 2020 11:42:28 +0200 | |
branch | svghmi |
changeset 3045 | f6d428330e04 |
parent 2591 | 5f685bcd3ad6 |
child 3303 | 0ffb41625592 |
permissions | -rw-r--r-- |
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#!/usr/bin/env python |
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# -*- coding: utf-8 -*- |
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# This file is part of Beremiz, a Integrated Development Environment for |
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# programming IEC 61131-3 automates supporting plcopen standard and CanFestival. |
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# |
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# Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD |
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# Copyright (C) 2017: Andrey Skvortsov <andrej.skvortzov@gmail.com> |
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# |
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# See COPYING file for copyrights details. |
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# |
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# This program is free software; you can redistribute it and/or |
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# modify it under the terms of the GNU General Public License |
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# as published by the Free Software Foundation; either version 2 |
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# of the License, or (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program; if not, write to the Free Software |
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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from __future__ import absolute_import |
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import wx |
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from graphics.SFC_Objects import SFC_Step |
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from dialogs.BlockPreviewDialog import BlockPreviewDialog |
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# ------------------------------------------------------------------------------- |
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# Set SFC Step Parameters Dialog |
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# ------------------------------------------------------------------------------- |
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class SFCStepDialog(BlockPreviewDialog): |
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""" |
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Class that implements a dialog for defining parameters of a SFC step graphic |
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element |
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""" |
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def __init__(self, parent, controller, tagname, initial=False): |
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""" |
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Constructor |
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@param parent: Parent wx.Window of dialog for modal |
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@param controller: Reference to project controller |
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@param tagname: Tagname of project POU edited |
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@param initial: True if step is initial (default: False) |
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""" |
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BlockPreviewDialog.__init__(self, parent, controller, tagname, |
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title=_('Edit Step')) |
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# Init common sizers |
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self._init_sizers(2, 0, 6, None, 2, 1) |
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# Create label for SFC step name |
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name_label = wx.StaticText(self, label=_('Name:')) |
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self.LeftGridSizer.AddWindow(name_label, flag=wx.GROW) |
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# Create text control for defining SFC step name |
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self.StepName = wx.TextCtrl(self) |
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self.Bind(wx.EVT_TEXT, self.OnNameChanged, self.StepName) |
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self.LeftGridSizer.AddWindow(self.StepName, flag=wx.GROW) |
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# Create label for SFC step connectors |
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connectors_label = wx.StaticText(self, label=_('Connectors:')) |
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self.LeftGridSizer.AddWindow(connectors_label, flag=wx.GROW) |
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# Create check boxes for defining connectors available on SFC step |
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self.ConnectorsCheckBox = {} |
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for name, label in [("input", _("Input")), |
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("output", _("Output")), |
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("action", _("Action"))]: |
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check_box = wx.CheckBox(self, label=label) |
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if name == "output" or (name == "input" and not initial): |
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check_box.SetValue(True) |
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self.Bind(wx.EVT_CHECKBOX, self.OnConnectorsChanged, check_box) |
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self.LeftGridSizer.AddWindow(check_box, flag=wx.GROW) |
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self.ConnectorsCheckBox[name] = check_box |
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# Add preview panel and associated label to sizers |
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self.RightGridSizer.AddWindow(self.PreviewLabel, flag=wx.GROW) |
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self.RightGridSizer.AddWindow(self.Preview, flag=wx.GROW) |
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# Add buttons sizer to sizers |
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self.MainSizer.AddSizer( |
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self.ButtonSizer, border=20, |
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flag=wx.ALIGN_RIGHT | wx.BOTTOM | wx.LEFT | wx.RIGHT) |
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# Save flag that indicates that step is initial |
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self.Initial = initial |
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# Set default name for step |
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self.StepName.ChangeValue(controller.GenerateNewName( |
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tagname, None, "Step%d", 0)) |
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self.Fit() |
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# Step name text control is default control having keyboard focus |
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self.StepName.SetFocus() |
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def SetValues(self, values): |
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""" |
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Set default block parameters |
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@param values: Block parameters values |
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""" |
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# For each parameters defined, set corresponding control value |
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for name, value in values.items(): |
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# Parameter is step name |
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if name == "name": |
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self.StepName.ChangeValue(value) |
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# Set value of other controls |
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else: |
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control = self.ConnectorsCheckBox.get(name, None) |
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if control is not None: |
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control.SetValue(value) |
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# Refresh preview panel |
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self.RefreshPreview() |
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def GetValues(self): |
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""" |
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Return step parameters defined in dialog |
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128 |
@return: {parameter_name: parameter_value,...} |
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129 |
""" |
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values = {"name": self.StepName.GetValue()} |
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values.update({ |
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name: control.IsChecked() |
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133 |
for name, control in self.ConnectorsCheckBox.iteritems()}) |
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134 |
values["width"], values["height"] = self.Element.GetSize() |
814 | 135 |
return values |
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136 |
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137 |
def OnOK(self, event): |
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138 |
""" |
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139 |
Called when dialog OK button is pressed |
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140 |
Test if step name defined is valid |
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141 |
@param event: wx.Event from OK button |
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142 |
""" |
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message = None |
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144 |
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145 |
# Get step name typed by user |
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146 |
step_name = self.StepName.GetValue() |
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147 |
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148 |
# Test that a name have been defined |
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149 |
if step_name == "": |
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message = _("Form isn't complete. Name must be filled!") |
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151 |
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152 |
# If an error have been identify, show error message dialog |
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153 |
if message is not None: |
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self.ShowErrorMessage(message) |
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155 |
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156 |
# Test step name validity |
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157 |
elif self.TestElementName(step_name): |
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158 |
# Call BlockPreviewDialog function |
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159 |
BlockPreviewDialog.OnOK(self, event) |
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160 |
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814 | 161 |
def OnConnectorsChanged(self, event): |
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162 |
""" |
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163 |
Called when a step connector value changed |
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164 |
@param event: wx.CheckBoxEvent |
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165 |
""" |
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self.RefreshPreview() |
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event.Skip() |
168 |
||
169 |
def OnNameChanged(self, event): |
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170 |
""" |
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171 |
Called when step name value changed |
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172 |
@param event: wx.TextEvent |
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173 |
""" |
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174 |
self.RefreshPreview() |
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event.Skip() |
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176 |
|
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177 |
def DrawPreview(self): |
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178 |
""" |
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179 |
Refresh preview panel of graphic element |
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180 |
Override BlockPreviewDialog function |
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181 |
""" |
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182 |
# Set graphic element displayed, creating a SFC step element |
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183 |
self.Element = SFC_Step(self.Preview, |
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184 |
self.StepName.GetValue(), |
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185 |
self.Initial) |
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186 |
|
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187 |
# Update connectors of SFC step element according to check boxes value |
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188 |
for name, control in self.ConnectorsCheckBox.iteritems(): |
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189 |
if control.IsChecked(): |
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190 |
getattr(self.Element, "Add" + name.capitalize())() |
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191 |
else: |
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192 |
getattr(self.Element, "Remove" + name.capitalize())() |
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193 |
|
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194 |
# Call BlockPreviewDialog function |
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195 |
BlockPreviewDialog.DrawPreview(self) |