author | Andrey Skvortsov <andrej.skvortzov@gmail.com> |
Wed, 09 Aug 2017 14:13:17 +0300 | |
changeset 1724 | fde6ad246866 |
parent 1696 | 8043f32de7b8 |
child 1730 | 64d8f52bc8c8 |
permissions | -rwxr-xr-x |
814 | 1 |
#!/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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import re |
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import wx |
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from graphics.FBD_Objects import FBD_Block |
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from controls.LibraryPanel import LibraryPanel |
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from BlockPreviewDialog import BlockPreviewDialog |
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#------------------------------------------------------------------------------- |
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# Helpers |
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#------------------------------------------------------------------------------- |
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def GetBlockTypeDefaultNameModel(blocktype): |
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return re.compile("%s[0-9]+" % blocktype if blocktype is not None else ".*") |
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#------------------------------------------------------------------------------- |
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# Set Block Parameters Dialog |
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#------------------------------------------------------------------------------- |
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""" |
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Class that implements a dialog for defining parameters of a FBD block graphic |
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element |
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""" |
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class FBDBlockDialog(BlockPreviewDialog): |
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def __init__(self, parent, controller, tagname): |
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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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""" |
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BlockPreviewDialog.__init__(self, parent, controller, tagname, |
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title=_('Block Properties')) |
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# Init common sizers |
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self._init_sizers(2, 0, 1, 0, 3, 2) |
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# Create static box around library panel |
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type_staticbox = wx.StaticBox(self, label=_('Type:')) |
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left_staticboxsizer = wx.StaticBoxSizer(type_staticbox, wx.VERTICAL) |
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self.LeftGridSizer.AddSizer(left_staticboxsizer, border=5, flag=wx.GROW) |
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# Create Library panel and add it to static box |
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self.LibraryPanel = LibraryPanel(self) |
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self.LibraryPanel.SetInitialSize(wx.Size(-1, 400)) |
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# Set function to call when selection in Library panel changed |
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setattr(self.LibraryPanel, "_OnTreeItemSelected", |
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self.OnLibraryTreeItemSelected) |
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left_staticboxsizer.AddWindow(self.LibraryPanel, 1, border=5, |
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flag=wx.GROW|wx.TOP) |
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# Create sizer for other block parameters |
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top_right_gridsizer = wx.FlexGridSizer(cols=2, hgap=0, rows=4, vgap=5) |
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top_right_gridsizer.AddGrowableCol(1) |
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self.RightGridSizer.AddSizer(top_right_gridsizer, flag=wx.GROW) |
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# Create label for block name |
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name_label = wx.StaticText(self, label=_('Name:')) |
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top_right_gridsizer.AddWindow(name_label, |
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flag=wx.ALIGN_CENTER_VERTICAL) |
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# Create text control for defining block name |
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self.BlockName = wx.TextCtrl(self) |
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self.Bind(wx.EVT_TEXT, self.OnNameChanged, self.BlockName) |
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top_right_gridsizer.AddWindow(self.BlockName, flag=wx.GROW) |
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# Create label for extended block input number |
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inputs_label = wx.StaticText(self, label=_('Inputs:')) |
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top_right_gridsizer.AddWindow(inputs_label, |
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flag=wx.ALIGN_CENTER_VERTICAL) |
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# Create spin control for defining extended block input number |
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self.Inputs = wx.SpinCtrl(self, min=2, max=20, |
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style=wx.SP_ARROW_KEYS) |
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self.Bind(wx.EVT_SPINCTRL, self.OnInputsChanged, self.Inputs) |
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top_right_gridsizer.AddWindow(self.Inputs, flag=wx.GROW) |
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# Create label for block execution order |
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execution_order_label = wx.StaticText(self, |
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label=_('Execution Order:')) |
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top_right_gridsizer.AddWindow(execution_order_label, |
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flag=wx.ALIGN_CENTER_VERTICAL) |
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# Create spin control for defining block execution order |
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self.ExecutionOrder = wx.SpinCtrl(self, min=0, style=wx.SP_ARROW_KEYS) |
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self.Bind(wx.EVT_SPINCTRL, self.OnExecutionOrderChanged, |
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self.ExecutionOrder) |
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top_right_gridsizer.AddWindow(self.ExecutionOrder, flag=wx.GROW) |
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# Create label for block execution control |
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execution_control_label = wx.StaticText(self, |
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label=_('Execution Control:')) |
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top_right_gridsizer.AddWindow(execution_control_label, |
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flag=wx.ALIGN_CENTER_VERTICAL) |
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# Create check box to enable block execution control |
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self.ExecutionControl = wx.CheckBox(self) |
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self.Bind(wx.EVT_CHECKBOX, self.OnExecutionOrderChanged, |
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self.ExecutionControl) |
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top_right_gridsizer.AddWindow(self.ExecutionControl, flag=wx.GROW) |
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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(self.ButtonSizer, border=20, |
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flag=wx.ALIGN_RIGHT|wx.BOTTOM|wx.LEFT|wx.RIGHT) |
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# Dictionary containing correspondence between parameter exchanged and |
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# control to fill with parameter value |
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self.ParamsControl = { |
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"extension": self.Inputs, |
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"executionOrder": self.ExecutionOrder, |
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"executionControl": self.ExecutionControl |
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} |
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# Init controls value and sensibility |
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self.BlockName.SetValue("") |
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self.BlockName.Enable(False) |
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self.Inputs.Enable(False) |
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# Variable containing last name typed |
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self.CurrentBlockName = None |
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# Refresh Library panel values |
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self.LibraryPanel.SetBlockList(controller.GetBlockTypes(tagname)) |
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self.Fit() |
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self.LibraryPanel.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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# Extract block type defined in parameters |
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blocktype = values.get("type", None) |
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# Select block type in library panel |
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if blocktype is not None: |
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self.LibraryPanel.SelectTreeItem(blocktype, |
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values.get("inputs", None)) |
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# Define regular expression for determine if block name is block |
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# default name |
1244 | 174 |
default_name_model = GetBlockTypeDefaultNameModel(blocktype) |
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175 |
|
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176 |
# For each parameters defined, set corresponding control value |
814 | 177 |
for name, value in values.items(): |
1244 | 178 |
|
179 |
# Parameter is block name |
|
814 | 180 |
if name == "name": |
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if value != "": |
1244 | 182 |
# Set default graphic element name for testing |
183 |
self.DefaultElementName = value |
|
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184 |
|
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185 |
# Test if block name is type default block name and save |
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186 |
# block name if not (name have been typed by user) |
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187 |
if default_name_model.match(value) is None: |
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188 |
self.CurrentBlockName = value |
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189 |
|
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190 |
self.BlockName.ChangeValue(value) |
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191 |
|
1244 | 192 |
# Set value of other controls |
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193 |
else: |
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194 |
control = self.ParamsControl.get(name, None) |
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195 |
if control is not None: |
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196 |
control.SetValue(value) |
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197 |
|
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198 |
# Refresh preview panel |
814 | 199 |
self.RefreshPreview() |
200 |
||
201 |
def GetValues(self): |
|
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202 |
""" |
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203 |
Return block parameters defined in dialog |
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204 |
@return: {parameter_name: parameter_value,...} |
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205 |
""" |
814 | 206 |
values = self.LibraryPanel.GetSelectedBlock() |
207 |
if self.BlockName.IsEnabled() and self.BlockName.GetValue() != "": |
|
208 |
values["name"] = self.BlockName.GetValue() |
|
1244 | 209 |
values["width"], values["height"] = self.Element.GetSize() |
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210 |
values.update({ |
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211 |
name: control.GetValue() |
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212 |
for name, control in self.ParamsControl.iteritems()}) |
814 | 213 |
return values |
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214 |
|
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215 |
def OnOK(self, event): |
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216 |
""" |
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217 |
Called when dialog OK button is pressed |
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218 |
Test if parameters defined are valid |
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219 |
@param event: wx.Event from OK button |
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220 |
""" |
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221 |
message = None |
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|
222 |
|
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|
223 |
# Get block type selected |
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224 |
selected = self.LibraryPanel.GetSelectedBlock() |
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225 |
|
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226 |
# Get block type name and if block is a function block |
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227 |
block_name = self.BlockName.GetValue() |
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228 |
name_enabled = self.BlockName.IsEnabled() |
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|
229 |
|
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230 |
# Test that a type has been selected for block |
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231 |
if selected is None: |
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|
232 |
message = _("Form isn't complete. Valid block type must be selected!") |
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|
233 |
|
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|
234 |
# Test, if block is a function block, that a name have been defined |
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|
235 |
elif name_enabled and block_name == "": |
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236 |
message = _("Form isn't complete. Name must be filled!") |
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|
237 |
|
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|
238 |
# Show error message if an error is detected |
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|
239 |
if message is not None: |
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|
240 |
self.ShowErrorMessage(message) |
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|
241 |
|
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|
242 |
# Test block name validity if necessary |
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|
243 |
elif not name_enabled or self.TestElementName(block_name): |
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|
244 |
# Call BlockPreviewDialog function |
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245 |
BlockPreviewDialog.OnOK(self, event) |
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|
246 |
|
814 | 247 |
def OnLibraryTreeItemSelected(self, event): |
1242
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|
248 |
""" |
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|
249 |
Called when block type selected in library panel |
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|
250 |
@param event: wx.TreeEvent |
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|
251 |
""" |
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|
252 |
# Get type selected in library panel |
814 | 253 |
values = self.LibraryPanel.GetSelectedBlock() |
1242
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|
254 |
|
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|
255 |
# Get block type informations |
1236
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|
256 |
blocktype = (self.Controller.GetBlockType(values["type"], |
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|
257 |
values["inputs"]) |
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|
258 |
if values is not None else None) |
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|
259 |
|
1242
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|
260 |
# Set input number spin control according to block type informations |
814 | 261 |
if blocktype is not None: |
262 |
self.Inputs.SetValue(len(blocktype["inputs"])) |
|
263 |
self.Inputs.Enable(blocktype["extensible"]) |
|
1236
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|
264 |
else: |
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|
265 |
self.Inputs.SetValue(2) |
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|
266 |
self.Inputs.Enable(False) |
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|
267 |
|
1242
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|
268 |
# Update block name with default value if block type is a function and |
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|
269 |
# current block name wasn't typed by user |
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|
270 |
if blocktype is not None and blocktype["type"] != "function": |
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|
271 |
self.BlockName.Enable(True) |
1244 | 272 |
|
273 |
if self.CurrentBlockName is None: |
|
274 |
# Generate new block name according to block type, taking |
|
275 |
# default element name if it was already a default name for this |
|
276 |
# block type |
|
277 |
default_name_model = GetBlockTypeDefaultNameModel(values["type"]) |
|
278 |
block_name = ( |
|
279 |
self.DefaultElementName |
|
280 |
if (self.DefaultElementName is not None and |
|
281 |
default_name_model.match(self.DefaultElementName)) |
|
282 |
else self.Controller.GenerateNewName( |
|
283 |
self.TagName, None, values["type"]+"%d", 0)) |
|
284 |
else: |
|
285 |
block_name = self.CurrentBlockName |
|
286 |
||
287 |
self.BlockName.ChangeValue(block_name) |
|
814 | 288 |
else: |
289 |
self.BlockName.Enable(False) |
|
1236
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|
290 |
self.BlockName.ChangeValue("") |
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|
291 |
|
1242
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|
292 |
# Refresh preview panel |
1236
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|
293 |
self.RefreshPreview() |
814 | 294 |
|
295 |
def OnNameChanged(self, event): |
|
1242
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|
296 |
""" |
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|
297 |
Called when block name value changed |
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|
298 |
@param event: wx.TextEvent |
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|
299 |
""" |
814 | 300 |
if self.BlockName.IsEnabled(): |
1242
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|
301 |
# Save block name typed by user |
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|
302 |
self.CurrentBlockName = self.BlockName.GetValue() |
814 | 303 |
self.RefreshPreview() |
304 |
event.Skip() |
|
305 |
||
306 |
def OnInputsChanged(self, event): |
|
1242
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|
307 |
""" |
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|
308 |
Called when block inputs number changed |
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|
309 |
@param event: wx.SpinEvent |
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|
310 |
""" |
814 | 311 |
if self.Inputs.IsEnabled(): |
312 |
self.RefreshPreview() |
|
313 |
event.Skip() |
|
314 |
||
315 |
def OnExecutionOrderChanged(self, event): |
|
1242
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|
316 |
""" |
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|
317 |
Called when block execution order value changed |
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|
318 |
@param event: wx.SpinEvent |
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|
319 |
""" |
814 | 320 |
self.RefreshPreview() |
321 |
event.Skip() |
|
322 |
||
323 |
def OnExecutionControlChanged(self, event): |
|
1242
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|
324 |
""" |
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|
325 |
Called when block execution control value changed |
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|
326 |
@param event: wx.SpinEvent |
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|
327 |
""" |
814 | 328 |
self.RefreshPreview() |
329 |
event.Skip() |
|
330 |
||
331 |
def RefreshPreview(self): |
|
1242
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|
332 |
""" |
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|
333 |
Refresh preview panel of graphic element |
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|
334 |
Override BlockPreviewDialog function |
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|
335 |
""" |
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|
336 |
# Get type selected in library panel |
814 | 337 |
values = self.LibraryPanel.GetSelectedBlock() |
1242
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|
338 |
|
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|
339 |
# If a block type is selected in library panel |
814 | 340 |
if values is not None: |
1242
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|
341 |
# Set graphic element displayed, creating a FBD block element |
1244 | 342 |
self.Element = FBD_Block(self.Preview, values["type"], |
343 |
(self.BlockName.GetValue() |
|
344 |
if self.BlockName.IsEnabled() |
|
345 |
else ""), |
|
814 | 346 |
extension = self.Inputs.GetValue(), |
347 |
inputs = values["inputs"], |
|
348 |
executionControl = self.ExecutionControl.GetValue(), |
|
349 |
executionOrder = self.ExecutionOrder.GetValue()) |
|
1242
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|
350 |
|
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|
351 |
# Reset graphic element displayed |
814 | 352 |
else: |
1244 | 353 |
self.Element = None |
1242
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|
354 |
|
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|
355 |
# Call BlockPreviewDialog function |
1236
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|
356 |
BlockPreviewDialog.RefreshPreview(self) |