def open_file_dialog(self):
# in case a file is open already, close it properly first
if self.machine:
ret = self.close_file()
if not ret:
# user canceled closing of current file; can't open new one
return
# open dialog for selecting a gcode file to be loaded
dialog = QFileDialog(self)
dialog.setFileMode(QFileDialog.ExistingFile)
filters = ["G-code (*.gcode)", "Any files (*)"]
dialog.setNameFilters(filters)
dialog.selectNameFilter(filters[0])
dialog.setViewMode(QFileDialog.Detail)
filename = None
if dialog.exec_():
filename = dialog.selectedFiles()
if filename:
self.run_in_background(self.load_data,
after=self.show_layer,
args=filename)
def file_dialog(self, load_save_type=QFileDialog.AcceptSave):
"""Opens an file save dialog and returns the selected
filename."""
file_save_dialog = QFileDialog(self)
file_save_dialog.setFileMode(QFileDialog.AnyFile)
file_save_dialog.setAcceptMode(load_save_type)
file_save_dialog.setNameFilters(
["MPDJ files (*.{})".format(FILE_SUFFIX)])
file_save_dialog.selectNameFilter(
"MPDJ files (*.{})".format(FILE_SUFFIX))
file_save_dialog.setDefaultSuffix((FILE_SUFFIX))
exec_value = file_save_dialog.exec()
if exec_value == 0:
return None
file_names = file_save_dialog.selectedFiles()
if len(file_names) != 1:
message_box = QMessageBox()
message_box.setText('Please select only one file!')
message_box.setWindowTitle('Save error.')
message_box.setStandardButtons(QMessageBox.Ok)
message_box.setIcon(QMessageBox.Information)
message_box.exec_()
return None
return file_names[0]
