121 lines
4.9 KiB
Python
121 lines
4.9 KiB
Python
# ***************************************************************************
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# * Copyright (c) 2022 Uwe Stöhr <uwestoehr@lyx.org> *
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# * *
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# * This file is part of the FreeCAD CAx development system. *
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# * *
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# * This program is free software; you can redistribute it and/or modify *
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# * it under the terms of the GNU Lesser General Public License (LGPL) *
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# * as published by the Free Software Foundation; either version 2 of *
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# * the License, or (at your option) any later version. *
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# * for detail see the LICENCE text file. *
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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 Library General Public License for more details. *
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# * *
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# * You should have received a copy of the GNU Library General Public *
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# * License along with this program; if not, write to the Free Software *
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# * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
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# * USA *
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# * *
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# ***************************************************************************
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__title__ = "FreeCAD FEM constraint initial pressure task panel for the document object"
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__author__ = "Uwe Stöhr"
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__url__ = "https://www.freecadweb.org"
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## @package task_constraint_initialpressure
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# \ingroup FEM
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# \brief task panel for constraint initial pressure object
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import FreeCAD
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import FreeCADGui
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from femguiutils import selection_widgets
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from femtools import femutils
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from femtools import membertools
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class _TaskPanel(object):
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def __init__(self, obj):
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self._obj = obj
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self._paramWidget = FreeCADGui.PySideUic.loadUi(
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FreeCAD.getHomePath() + "Mod/Fem/Resources/ui/InitialPressure.ui")
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self._initParamWidget()
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# geometry selection widget
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# start with Solid in list!
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self._selectionWidget = selection_widgets.GeometryElementsSelection(
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obj.References,
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["Solid", "Face"],
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True,
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False
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)
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# form made from param and selection widget
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self.form = [self._paramWidget, self._selectionWidget]
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analysis = obj.getParentGroup()
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self._mesh = None
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self._part = None
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if analysis is not None:
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self._mesh = membertools.get_single_member(analysis, "Fem::FemMeshObject")
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if self._mesh is not None:
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self._part = femutils.get_part_to_mesh(self._mesh)
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self._partVisible = None
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self._meshVisible = None
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def open(self):
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if self._mesh is not None and self._part is not None:
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self._meshVisible = self._mesh.ViewObject.isVisible()
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self._partVisible = self._part.ViewObject.isVisible()
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self._mesh.ViewObject.hide()
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self._part.ViewObject.show()
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def reject(self):
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self._restoreVisibility()
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FreeCADGui.ActiveDocument.resetEdit()
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return True
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def accept(self):
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if self._obj.References != self._selectionWidget.references:
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self._obj.References = self._selectionWidget.references
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self._applyWidgetChanges()
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self._obj.Document.recompute()
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FreeCADGui.ActiveDocument.resetEdit()
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self._restoreVisibility()
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return True
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def _restoreVisibility(self):
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if self._mesh is not None and self._part is not None:
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if self._meshVisible:
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self._mesh.ViewObject.show()
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else:
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self._mesh.ViewObject.hide()
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if self._partVisible:
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self._part.ViewObject.show()
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else:
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self._part.ViewObject.hide()
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def _initParamWidget(self):
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self._paramWidget.pressureQSB.setProperty(
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'value', self._obj.Pressure)
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FreeCADGui.ExpressionBinding(
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self._paramWidget.pressureQSB).bind(self._obj, "Pressure")
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def _applyWidgetChanges(self):
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pressure = None
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try:
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pressure = self._paramWidget.pressureQSB.property('value')
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except ValueError:
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FreeCAD.Console.PrintMessage(
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"Wrong input. Not recognised input: '{}' "
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"Pressure has not been set.\n"
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.format(self._paramWidget.pressureQSB.text())
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)
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if pressure is not None:
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self._obj.Pressure = pressure
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