# *************************************************************************** # * Copyright (c) 2020 Bernd Hahnebach * # * Copyright (c) 2020 Sudhanshu Dubey * # * * # * This file is part of the FreeCAD CAx development system. * # * * # * This program is free software; you can redistribute it and/or modify * # * it under the terms of the GNU Lesser General Public License (LGPL) * # * as published by the Free Software Foundation; either version 2 of * # * the License, or (at your option) any later version. * # * for detail see the LICENCE text file. * # * * # * This program is distributed in the hope that it will be useful, * # * but WITHOUT ANY WARRANTY; without even the implied warranty of * # * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * # * GNU Library General Public License for more details. * # * * # * You should have received a copy of the GNU Library General Public * # * License along with this program; if not, write to the Free Software * # * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * # * USA * # * * # *************************************************************************** """ https://forum.freecad.org/viewtopic.php?f=10&t=48427 """ import os from importlib import import_module from PySide import QtCore from PySide import QtGui import FreeCADGui class FemExamples(QtGui.QWidget): def __init__(self): super(FemExamples, self).__init__() self.init_ui() def __del__(self,): # need as fix for qt event error # --> see http://forum.freecad.org/viewtopic.php?f=18&t=10732&start=10#p86493 return def init_ui(self): # init widgets self.view = QtGui.QTreeWidget() path = os.path.dirname(os.path.realpath(__file__)) files = [f for f in os.listdir(str(path))] not_files = [ "__init__.py", "__pycache__", "boxanalysis_base.py", "ccx_cantilever_base_edge.py", "ccx_cantilever_base_face.py", "ccx_cantilever_base_solid.py", "examplesgui.py", "manager.py", "meshes", ] files = [str(f) for f in files if f not in not_files] # Slicing the .py from every file files = [f[:-3] for f in files if f.endswith(".py")] files.sort() files_info = {} self.files_name = {} constraints = set() meshtypes = set() mesheles = set() solvers = set() equations = set() materials = set() for f in files: module = import_module("femexamples." + f) if hasattr(module, "get_information"): info = getattr(module, "get_information")() files_info[f] = info self.files_name[info["name"]] = f meshtypes.add(info["meshtype"]) mesheles.add(info["meshelement"]) file_equations = info["equations"] for equation in file_equations: equations.add(equation) materials.add(info["material"]) file_solvers = info["solvers"] for solver in file_solvers: solvers.add(solver) file_constraints = info["constraints"] for constraint in file_constraints: constraints.add(constraint) constraints = sorted(constraints) meshtypes = sorted(meshtypes) mesheles = sorted(mesheles) solvers = sorted(solvers) equations = sorted(equations) materials = sorted(materials) all_examples = QtGui.QTreeWidgetItem(self.view, ["All"]) for example, info in files_info.items(): QtGui.QTreeWidgetItem(all_examples, [info["name"]]) self.view.addTopLevelItem(all_examples) all_constraints = QtGui.QTreeWidgetItem(self.view, ["Constraints"]) for constraint in constraints: constraint_item = QtGui.QTreeWidgetItem(all_constraints, [constraint]) for example, info in files_info.items(): file_constraints = info["constraints"] if constraint in file_constraints: QtGui.QTreeWidgetItem(constraint_item, [info["name"]]) self.view.addTopLevelItem(all_constraints) all_equations = QtGui.QTreeWidgetItem(self.view, ["Equations"]) for equation in equations: equation_item = QtGui.QTreeWidgetItem(all_equations, [equation]) for example, info in files_info.items(): file_equations = info["equations"] if equation in file_equations: QtGui.QTreeWidgetItem(equation_item, [info["name"]]) self.view.addTopLevelItem(all_equations) all_materials = QtGui.QTreeWidgetItem(self.view, ["Materials"]) for material in materials: material_item = QtGui.QTreeWidgetItem(all_materials, [material]) for example, info in files_info.items(): if info["material"] == material: QtGui.QTreeWidgetItem(material_item, [info["name"]]) self.view.addTopLevelItem(all_materials) all_meshtypes = QtGui.QTreeWidgetItem(self.view, ["MeshTypes"]) for mesh in meshtypes: mesh_item = QtGui.QTreeWidgetItem(all_meshtypes, [mesh]) for example, info in files_info.items(): if info["meshtype"] == mesh: QtGui.QTreeWidgetItem(mesh_item, [info["name"]]) self.view.addTopLevelItem(all_meshtypes) all_mesheles = QtGui.QTreeWidgetItem(self.view, ["MeshElements"]) for mesh in mesheles: mesh_item = QtGui.QTreeWidgetItem(all_mesheles, [mesh]) for example, info in files_info.items(): if info["meshelement"] == mesh: QtGui.QTreeWidgetItem(mesh_item, [info["name"]]) self.view.addTopLevelItem(all_mesheles) all_solvers = QtGui.QTreeWidgetItem(self.view, ["Solvers"]) for solver in solvers: solver_item = QtGui.QTreeWidgetItem(all_solvers, [solver]) for example, info in files_info.items(): file_solvers = info["solvers"] if solver in file_solvers: QtGui.QTreeWidgetItem(solver_item, [info["name"]]) self.view.addTopLevelItem(all_solvers) self.view.setHeaderHidden(True) self.view.itemClicked.connect(self.enable_buttons) self.view.itemDoubleClicked.connect(self.double_clicked) # Ok buttons: self.button_box = QtGui.QDialogButtonBox(self) self.button_box.setOrientation(QtCore.Qt.Horizontal) self.setup_button = QtGui.QPushButton(QtGui.QIcon.fromTheme("document-new"), "Setup") self.setup_button.setEnabled(False) self.button_box.addButton(self.setup_button, QtGui.QDialogButtonBox.AcceptRole) self.run_button = QtGui.QPushButton(QtGui.QIcon.fromTheme("system-run"), "Run") self.run_button.setEnabled(False) self.button_box.addButton(self.run_button, QtGui.QDialogButtonBox.ApplyRole) self.close_button = QtGui.QPushButton(QtGui.QIcon.fromTheme("window-close"), "Close") self.button_box.addButton(self.close_button, QtGui.QDialogButtonBox.RejectRole) self.button_box.clicked.connect(self.clicked) # Layout: layout = QtGui.QGridLayout() layout.addWidget(self.view, 2, 0, 1, 2) layout.addWidget(self.button_box, 3, 1) self.setLayout(layout) def clicked(self, button): if self.button_box.buttonRole(button) == QtGui.QDialogButtonBox.AcceptRole: self.accept() elif self.button_box.buttonRole(button) == QtGui.QDialogButtonBox.ApplyRole: self.run() elif self.button_box.buttonRole(button) == QtGui.QDialogButtonBox.RejectRole: self.reject() def accept(self): QtGui.QApplication.setOverrideCursor(QtCore.Qt.WaitCursor) item = self.view.selectedItems()[0] name = item.text(0) example = self.files_name[name] solver = None parent = item.parent() if parent is not None: grand_parent = parent.parent() if grand_parent is not None: grand_parent_name = grand_parent.text(0) if grand_parent_name == "Solvers": solver = parent.text(0) # if done this way the Python commands are printed in Python console FreeCADGui.doCommand("from femexamples.{} import setup".format(str(example))) if solver is not None: FreeCADGui.doCommand("setup(solvertype=\"{}\")".format(str(solver))) else: FreeCADGui.doCommand("setup()") QtGui.QApplication.restoreOverrideCursor() def reject(self): self.close() def closeEvent(self, ev): pw = self.parentWidget() if pw and pw.inherits("QDockWidget"): pw.deleteLater() def run(self): QtGui.QApplication.setOverrideCursor(QtCore.Qt.WaitCursor) item = self.view.selectedItems()[0] name = item.text(0) example = self.files_name[name] solver = None parent = item.parent() if parent is not None: grand_parent = parent.parent() if grand_parent is not None: grand_parent_name = grand_parent.text(0) if grand_parent_name == "Solvers": solver = parent.text(0) # if done this way the Python commands are printed in Python console FreeCADGui.doCommand("from femexamples.manager import run_example") if solver is not None: FreeCADGui.doCommand("run_example(\"{}\", solver=\"{}\")" .format(str(example), str(solver))) else: FreeCADGui.doCommand("run_example(\"{}\")".format(str(example))) QtGui.QApplication.restoreOverrideCursor() def enable_buttons(self): # only enable buttons if a example is selected sel_item_text = self.view.selectedItems()[0].text(0) if sel_item_text in self.files_name: self.run_button.setEnabled(True) self.setup_button.setEnabled(True) else: self.run_button.setEnabled(False) self.setup_button.setEnabled(False) def double_clicked(self): # setup an example when it is double clicked sel_item_text = self.view.selectedItems()[0].text(0) if sel_item_text in self.files_name: self.accept() def show_examplegui(): QtGui.QApplication.setOverrideCursor(QtCore.Qt.WaitCursor) mw = FreeCADGui.getMainWindow() example_widget = QtGui.QDockWidget("FEM Examples", mw) example_widget.setWidget(FemExamples()) mw.addDockWidget(QtCore.Qt.RightDockWidgetArea, example_widget) QtGui.QApplication.restoreOverrideCursor()