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nexus-constructor.py
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nexus-constructor.py
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"""
Entry script for the nexus constructor application.
"""
import argparse
import logging
import os
import signal
import sys
from PySide6 import QtCore
from PySide6.QtGui import QCloseEvent, QIcon, QSurfaceFormat
from PySide6.QtWidgets import QApplication, QMainWindow, QMessageBox
from nexus_constructor.component_type import make_dictionary_of_class_definitions
from nexus_constructor.main_window import MainWindow
from nexus_constructor.model.model import Model
signal.signal(signal.SIGINT, signal.SIG_DFL)
if getattr(sys, "frozen", False):
# frozen
root_dir = os.path.dirname(sys.executable)
else:
root_dir = os.path.dirname(os.path.realpath(__file__))
X_LOC = "window_x_location"
Y_LOC = "window_y_location"
X_SIZE = "window_x_size"
Y_SIZE = "window_y_size"
class NexusConstructorMainWindow(QMainWindow):
def __init__(self):
super().__init__()
self._config = QtCore.QSettings("ESS", "nexus-constructor")
def show(self):
first_run = not self._config.contains(X_SIZE)
if first_run:
self.showMaximized()
else:
self.resize(
int(self._config.value(X_SIZE, 500)),
int(self._config.value(Y_SIZE, 500)),
)
self.move(
int(self._config.value(X_LOC, 0)), int(self._config.value(Y_LOC, 0))
)
super().show()
def closeEvent(self, event: QCloseEvent) -> None:
msg = QMessageBox.question(
None,
"Close application",
"Are you sure you want to quit?",
QMessageBox.Yes | QMessageBox.No,
QMessageBox.Yes,
)
if msg == QMessageBox.Yes:
window_size = self.size()
self._config.setValue(X_SIZE, window_size.width())
self._config.setValue(Y_SIZE, window_size.height())
window_loc = self.pos()
self._config.setValue(X_LOC, window_loc.x())
self._config.setValue(Y_LOC, window_loc.y())
event.accept()
else:
event.ignore()
if __name__ == "__main__":
QtCore.QLocale.setDefault(QtCore.QLocale(QtCore.QLocale.c()))
parser = argparse.ArgumentParser(description="Nexus Constructor")
if "help" in parser.parse_args():
exit(0)
logging.basicConfig(level=logging.INFO)
QApplication.setAttribute(QtCore.Qt.AA_EnableHighDpiScaling, True)
surfaceFormat = QSurfaceFormat()
surfaceFormat.setSwapInterval(1)
surfaceFormat.setSwapBehavior(QSurfaceFormat.DoubleBuffer)
QSurfaceFormat.setDefaultFormat(surfaceFormat)
app = QApplication(sys.argv)
app.setWindowIcon(QIcon(os.path.join("ui", "icon.png")))
window = NexusConstructorMainWindow()
definitions_dir = os.path.abspath(os.path.join(root_dir, "definitions"))
_, nx_component_classes = make_dictionary_of_class_definitions(definitions_dir)
model = Model()
ui = MainWindow(model, nx_component_classes)
ui.setupUi(window)
window.show()
sys.exit(app.exec())