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1 # -*- coding: utf-8 -*- |
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2 |
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3 #This file is part of PLCOpenEditor, a library implementing an IEC 61131-3 editor |
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4 #based on the plcopen standard. |
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5 # |
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6 #Copyright (C) 2007: Edouard TISSERANT and Laurent BESSARD |
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7 # |
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8 #See COPYING file for copyrights details. |
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9 # |
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10 #This library is free software; you can redistribute it and/or |
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11 #modify it under the terms of the GNU General Public |
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12 #License as published by the Free Software Foundation; either |
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13 #version 2.1 of the License, or (at your option) any later version. |
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14 # |
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15 #This library is distributed in the hope that it will be useful, |
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16 #but WITHOUT ANY WARRANTY; without even the implied warranty of |
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17 #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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18 #General Public License for more details. |
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19 # |
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20 #You should have received a copy of the GNU General Public |
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21 #License along with this library; if not, write to the Free Software |
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22 #Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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23 |
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24 import wx |
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25 |
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26 from graphics import * |
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27 |
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28 #------------------------------------------------------------------------------- |
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29 # Edit Step Content Dialog |
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30 #------------------------------------------------------------------------------- |
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31 |
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32 class SFCStepDialog(wx.Dialog): |
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33 |
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34 def __init__(self, parent, controller, initial = False): |
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35 wx.Dialog.__init__(self, parent, title=_('Edit Step'), |
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36 size=wx.Size(400, 250)) |
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37 |
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38 main_sizer = wx.FlexGridSizer(cols=1, hgap=0, rows=2, vgap=10) |
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39 main_sizer.AddGrowableCol(0) |
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40 main_sizer.AddGrowableRow(0) |
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41 |
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42 column_sizer = wx.BoxSizer(wx.HORIZONTAL) |
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43 main_sizer.AddSizer(column_sizer, border=20, |
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44 flag=wx.GROW|wx.TOP|wx.LEFT|wx.RIGHT) |
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45 |
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46 left_gridsizer = wx.FlexGridSizer(cols=1, hgap=0, rows=6, vgap=5) |
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47 left_gridsizer.AddGrowableCol(0) |
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48 column_sizer.AddSizer(left_gridsizer, 1, border=5, |
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49 flag=wx.GROW|wx.RIGHT) |
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50 |
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51 name_label = wx.StaticText(self, label=_('Name:')) |
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52 left_gridsizer.AddWindow(name_label, flag=wx.GROW) |
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53 |
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54 self.StepName = wx.TextCtrl(self) |
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55 self.Bind(wx.EVT_TEXT, self.OnNameChanged, self.StepName) |
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56 left_gridsizer.AddWindow(self.StepName, flag=wx.GROW) |
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57 |
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58 connectors_label = wx.StaticText(self, label=_('Connectors:')) |
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59 left_gridsizer.AddWindow(connectors_label, flag=wx.GROW) |
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60 |
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61 self.Input = wx.CheckBox(self, label=_("Input")) |
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62 self.Bind(wx.EVT_CHECKBOX, self.OnConnectorsChanged, self.Input) |
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63 left_gridsizer.AddWindow(self.Input, flag=wx.GROW) |
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64 |
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65 self.Output = wx.CheckBox(self, label=_("Output")) |
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66 self.Bind(wx.EVT_CHECKBOX, self.OnConnectorsChanged, self.Output) |
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67 left_gridsizer.AddWindow(self.Output, flag=wx.GROW) |
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68 |
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69 self.Action = wx.CheckBox(self, label=_("Action")) |
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70 self.Bind(wx.EVT_CHECKBOX, self.OnConnectorsChanged, self.Action) |
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71 left_gridsizer.AddWindow(self.Action, flag=wx.GROW) |
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72 |
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73 right_gridsizer = wx.FlexGridSizer(cols=1, hgap=0, rows=2, vgap=5) |
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74 right_gridsizer.AddGrowableCol(0) |
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75 right_gridsizer.AddGrowableRow(1) |
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76 column_sizer.AddSizer(right_gridsizer, 1, border=5, |
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77 flag=wx.GROW|wx.LEFT) |
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78 |
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79 preview_label = wx.StaticText(self, label=_('Preview:')) |
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80 right_gridsizer.AddWindow(preview_label, flag=wx.GROW) |
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81 |
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82 self.Preview = wx.Panel(self, |
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83 style=wx.TAB_TRAVERSAL|wx.SIMPLE_BORDER) |
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84 self.Preview.SetBackgroundColour(wx.Colour(255,255,255)) |
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85 setattr(self.Preview, "GetDrawingMode", lambda:FREEDRAWING_MODE) |
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86 setattr(self.Preview, "RefreshStepModel", lambda x:None) |
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87 setattr(self.Preview, "GetScaling", lambda:None) |
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88 setattr(self.Preview, "IsOfType", controller.IsOfType) |
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89 self.Preview.Bind(wx.EVT_PAINT, self.OnPaint) |
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90 right_gridsizer.AddWindow(self.Preview, flag=wx.GROW) |
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91 |
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92 button_sizer = self.CreateButtonSizer( |
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93 wx.OK|wx.CANCEL|wx.CENTRE) |
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94 self.Bind(wx.EVT_BUTTON, self.OnOK, |
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95 button_sizer.GetAffirmativeButton()) |
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96 main_sizer.AddSizer(button_sizer, border=20, |
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97 flag=wx.ALIGN_RIGHT|wx.BOTTOM|wx.LEFT|wx.RIGHT) |
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98 |
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99 self.SetSizer(main_sizer) |
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100 |
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101 self.Step = None |
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102 self.Initial = initial |
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103 self.MinStepSize = None |
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104 |
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105 self.PouNames = [] |
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106 self.Variables = [] |
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107 self.StepNames = [] |
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108 |
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109 self.StepName.SetFocus() |
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110 |
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111 def SetPreviewFont(self, font): |
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112 self.Preview.SetFont(font) |
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113 |
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114 def OnOK(self, event): |
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115 message = None |
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116 step_name = self.StepName.GetValue() |
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117 if step_name == "": |
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118 message = _("You must type a name!") |
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119 elif not TestIdentifier(step_name): |
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120 message = _("\"%s\" is not a valid identifier!") % step_name |
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121 elif step_name.upper() in IEC_KEYWORDS: |
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122 message = _("\"%s\" is a keyword. It can't be used!") % step_name |
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123 elif step_name.upper() in self.PouNames: |
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124 message = _("A POU named \"%s\" already exists!") % step_name |
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125 elif step_name.upper() in self.Variables: |
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126 message = _("A variable with \"%s\" as name already exists in this pou!") % step_name |
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127 elif step_name.upper() in self.StepNames: |
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128 message = _("\"%s\" step already exists!") % step_name |
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129 if message is not None: |
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130 dialog = wx.MessageDialog(self, message, _("Error"), wx.OK|wx.ICON_ERROR) |
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131 dialog.ShowModal() |
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132 dialog.Destroy() |
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133 else: |
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134 self.EndModal(wx.ID_OK) |
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135 |
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136 def SetMinStepSize(self, size): |
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137 self.MinStepSize = size |
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138 |
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139 def SetPouNames(self, pou_names): |
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140 self.PouNames = [pou_name.upper() for pou_name in pou_names] |
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141 |
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142 def SetVariables(self, variables): |
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143 self.Variables = [var["Name"].upper() for var in variables] |
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144 |
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145 def SetStepNames(self, step_names): |
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146 self.StepNames = [step_name.upper() for step_name in step_names] |
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147 |
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148 def SetValues(self, values): |
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149 value_name = values.get("name", None) |
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150 if value_name: |
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151 self.StepName.SetValue(value_name) |
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152 else: |
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153 self.StepName.SetValue("") |
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154 self.Input.SetValue(values.get("input", False)) |
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155 self.Output.SetValue(values.get("output", False)) |
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156 self.Action.SetValue(values.get("action", False)) |
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157 self.RefreshPreview() |
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158 |
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159 def GetValues(self): |
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160 values = {} |
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161 values["name"] = self.StepName.GetValue() |
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162 values["input"] = self.Input.IsChecked() |
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163 values["output"] = self.Output.IsChecked() |
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164 values["action"] = self.Action.IsChecked() |
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165 values["width"], values["height"] = self.Step.GetSize() |
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166 return values |
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167 |
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168 def OnConnectorsChanged(self, event): |
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169 self.RefreshPreview() |
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170 event.Skip() |
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171 |
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172 def OnNameChanged(self, event): |
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173 self.RefreshPreview() |
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174 event.Skip() |
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175 |
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176 def RefreshPreview(self): |
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177 dc = wx.ClientDC(self.Preview) |
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178 dc.SetFont(self.Preview.GetFont()) |
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179 dc.Clear() |
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180 self.Step = SFC_Step(self.Preview, self.StepName.GetValue(), self.Initial) |
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181 if self.Input.IsChecked(): |
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182 self.Step.AddInput() |
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183 else: |
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184 self.Step.RemoveInput() |
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185 if self.Output.IsChecked(): |
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186 self.Step.AddOutput() |
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187 else: |
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188 self.Step.RemoveOutput() |
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189 if self.Action.IsChecked(): |
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190 self.Step.AddAction() |
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191 else: |
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192 self.Step.RemoveAction() |
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193 width, height = self.MinStepSize |
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194 min_width, min_height = self.Step.GetMinSize() |
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195 width, height = max(min_width, width), max(min_height, height) |
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196 self.Step.SetSize(width, height) |
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197 clientsize = self.Preview.GetClientSize() |
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198 x = (clientsize.width - width) / 2 |
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199 y = (clientsize.height - height) / 2 |
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200 self.Step.SetPosition(x, y) |
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201 self.Step.Draw(dc) |
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202 |
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203 def OnPaint(self, event): |
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204 self.RefreshPreview() |
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205 event.Skip() |