src/GUI_PY/selectvars.py

   1 # Copyright (C) 2007-2019  CEA/DEN, EDF R&D, OPEN CASCADE
   2 #
   3 # Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
   4 # CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
   5 #
   6 # This library is free software; you can redistribute it and/or
   7 # modify it under the terms of the GNU Lesser General Public
   8 # License as published by the Free Software Foundation; either
   9 # version 2.1 of the License, or (at your option) any later version.
  10 #
  11 # This library is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 # Lesser General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU Lesser General Public
  17 # License along with this library; if not, write to the Free Software
  18 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  19 #
  20 # See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
  21 #
  22
  23 import os
  24
  25 from qtsalome import *
  26
  27 import salome
  28 from salome.kernel.studyedit import getStudyEditor
  29 from salome.kernel.parametric import study_exchange_vars
  30
  31 # ---------------------------------- #
  32 # Dialog box for variables selection #
  33 # ---------------------------------- #
  34
  35 from SelectVarsDialog_ui import Ui_SelectVarsDialog
  36
  37 class MySelectVarsDialog(Ui_SelectVarsDialog, QDialog):
  38
  39     def __init__(self, parent = None, modal = 0):
  40         QDialog.__init__(self, parent)
  41         Ui_SelectVarsDialog.__init__(self)
  42         self.setupUi(self)
  43         self.cancelButton.clicked.connect(self.close)
  44         self.OKButton.clicked.connect(self.accept)
  45         self.selectButton.clicked.connect(self.initPotentialVariablesFromSelection)
  46         self.addInputVarButton.clicked.connect(self.addSelectedInputVar)
  47         self.removeInputVarButton.clicked.connect(self.removeSelectedInputVar)
  48         self.newInputVarButton.clicked.connect(self.newInputVar)
  49         self.addOutputVarButton.clicked.connect(self.addSelectedOutputVar)
  50         self.removeOutputVarButton.clicked.connect(self.removeSelectedOutputVar)
  51         self.newOutputVarButton.clicked.connect( self.newOutputVar)
  52         self.loadVarsButton.clicked.connect(self.loadVars)
  53         self.saveVarsButtonself.clicked.connect(self.saveVars)
  54         self.refEntry = None
  55
  56     def setExchangeVariables(self, exchangeVariables):
  57         if exchangeVariables.refEntry is not None:
  58             self._initPotentialVariables(exchangeVariables.refEntry)
  59         self.selectedInputVarListWidget.addItems([x.name for x in exchangeVariables.inputVarList])
  60         self.selectedOutputVarListWidget.addItems([x.name for x in exchangeVariables.outputVarList])
  61
  62     def initPotentialVariablesFromSelection(self):
  63         entries = salome.sg.getAllSelected()
  64         if len(entries) != 1 :
  65             QMessageBox.warning(self, self.tr("Error"),
  66                                 self.tr("One item must be selected in the object browser"))
  67             return
  68         selectedEntry = entries[0]
  69         self._initPotentialVariables(selectedEntry)
  70
  71     def _initPotentialVariables(self, entry):
  72         sobj = getStudyEditor().study.FindObjectID(entry)
  73         if sobj is None:
  74             QMessageBox.warning(self, self.tr("Error"),
  75                                 self.tr('No item at entry %s' % entry))
  76             return
  77         exchangeVariables = study_exchange_vars.getExchangeVariablesFromSObject(sobj)
  78         if exchangeVariables is None:
  79             QMessageBox.warning(self, self.tr("Error"),
  80                                 self.tr('Item at entry %s is not a valid '
  81                                               '"Variable List" object' % entry))
  82             return
  83         self.refEntry = entry
  84         self.varListObjLineEdit.setText(sobj.GetName())
  85         self.allInputVarListWidget.clear()
  86         self.allOutputVarListWidget.clear()
  87         self.allInputVarListWidget.addItems([x.name for x in exchangeVariables.inputVarList])
  88         self.allOutputVarListWidget.addItems([x.name for x in exchangeVariables.outputVarList])
  89
  90     def addSelectedInputVar(self):
  91         for item in self.allInputVarListWidget.selectedItems():
  92             self.selectedInputVarListWidget.addItem(QListWidgetItem(item))
  93
  94     def removeSelectedInputVar(self):
  95         for item in self.selectedInputVarListWidget.selectedItems():
  96             self.selectedInputVarListWidget.takeItem(self.selectedInputVarListWidget.row(item))
  97
  98     def newInputVar(self):
  99         newItem = QListWidgetItem("TO EDIT!")
 100         newItem.setFlags(Qt.ItemIsSelectable|Qt.ItemIsEditable|Qt.ItemIsUserCheckable|Qt.ItemIsEnabled)
 101         self.selectedInputVarListWidget.addItem(newItem);
 102
 103     def addSelectedOutputVar(self):
 104         for item in self.allOutputVarListWidget.selectedItems():
 105             self.selectedOutputVarListWidget.addItem(QListWidgetItem(item))
 106
 107     def removeSelectedOutputVar(self):
 108         for item in self.selectedOutputVarListWidget.selectedItems():
 109             self.selectedOutputVarListWidget.takeItem(self.selectedOutputVarListWidget.row(item))
 110
 111     def newOutputVar(self):
 112         newItem = QListWidgetItem("TO EDIT!")
 113         newItem.setFlags(Qt.ItemIsSelectable|Qt.ItemIsEditable|Qt.ItemIsUserCheckable|Qt.ItemIsEnabled)
 114         self.selectedOutputVarListWidget.addItem(newItem);
 115
 116     def getSelectedExchangeVariables(self):
 117         inputVarList = []
 118         outputVarList = []
 119         for row in range(self.selectedInputVarListWidget.count()):
 120             name = str(self.selectedInputVarListWidget.item(row).text())
 121             inputVarList.append(study_exchange_vars.Variable(name))
 122         for row in range(self.selectedOutputVarListWidget.count()):
 123             name = str(self.selectedOutputVarListWidget.item(row).text())
 124             outputVarList.append(study_exchange_vars.Variable(name))
 125         return study_exchange_vars.ExchangeVariables(inputVarList, outputVarList, self.refEntry)
 126
 127     def loadVars(self):
 128         filename = QFileDialog.getOpenFileName(self, self.tr("Import variables from file"),
 129                                                      os.getenv("HOME"),
 130                                                      self.tr("XML Files (*.xml)"))
 131         if not filename:
 132             return
 133         try:
 134             filename = str(filename)
 135             exchange_variables = study_exchange_vars.loadExchangeVariablesFromXmlFile(filename)
 136             self.setExchangeVariables(exchange_variables)
 137         except Exception as e:
 138             QMessageBox.critical(self, self.tr("Error"),
 139                                  self.tr("Cannot load file %s:\n%s" % (filename, e)))
 140
 141     def saveVars(self):
 142         default = os.path.join(os.getenv("HOME"), "vars.xml")
 143         filename = QFileDialog.getSaveFileName(self, self.tr("Export variables to file"),
 144                                                      default, self.tr("XML Files (*.xml)"))
 145         if not filename:
 146             return
 147         try:
 148             filename = str(filename)
 149             exchange_variables = self.getSelectedExchangeVariables()
 150             exchange_variables.saveToXmlFile(filename)
 151         except Exception as e:
 152             QMessageBox.critical(self, self.tr("Error"),
 153                                  self.tr("Cannot save file %s:\n%s" % (filename, e)))