demoPySideQWidget.py

'''
    Demonstrates how to create a QWidget with PySide2 and attach it to the 3dsmax main window.
'''

from PySide2 import QtCore
from PySide2 import QtWidgets
import MaxPlus
import pymxs

def make_cylinder():
    cyl = pymxs.runtime.Cylinder(radius=10, height=30)
    pymxs.runtime.redrawViews()
    return  

class PyMaxDialog(QtWidgets.QDialog):
    def __init__(self, parent=MaxPlus.GetQMaxMainWindow()):
        super(PyMaxDialog, self).__init__(parent)
        self.setWindowTitle('Pyside Qt Window')
        self.initUI()
        
    def initUI(self):
        main_layout = QtWidgets.QVBoxLayout()
        label = QtWidgets.QLabel("Click button to create a cylinder in the scene")
        main_layout.addWidget(label)

        cylinder_btn = QtWidgets.QPushButton("Cylinder")
        cylinder_btn.clicked.connect(make_cylinder)
        main_layout.addWidget(cylinder_btn)

        self.setLayout(main_layout)
        self.resize(250, 100)       
        

def main():
    MaxPlus.FileManager.Reset(True)

    w = PyMaxDialog()
    w.show()

if __name__ == '__main__':
    main()