def __init__(self, name, address, phone, fax="", email="", web="",
logo_filename=None):
# The first three parameters are required. The configuration management
# should have already confirmed that they are fine.
if name is None:
raise ValueError("The name parameter is invalid.")
if address is None:
raise ValueError("The address parameter is invalid.")
if phone is None:
raise ValueError("The phone parameter is invalid.")
if logo_filename is None or logo_filename == "":
# No logo filename. No problem.
self.logo_filename = None
else:
if os.path.exists(logo_filename) != True:
self.logo_filename = None
execute_warning_msg_box(DATA_VAL_ERROR_MSG_BOX_TITLE,
("The configured company logo file "
"could not be found. The PDF will "
"be generated without it."),
QMessageBox.Ok)
else:
self.logo_filename = logo_filename
self.name = name
self.address_lines = validate_num_address_lines(address)
self.address = address
self.phone = phone
self.fax = fax
self.email = email
self.web = web
def warn_about_changing_used_data(item_name):
'''Warn the user about changing data that is referenced in a purchase order.
Shows a message box describing the consequences of changing data that is
referenced in a purchase order, and asks the user to confirm that she wants
to do this.
Args:
:param item_name: The top-level data item that is being changed, e.g.,
"project", "supplier", "product".
:type item_name: String
Returns:
:return: The message box result, which is either "Yes" or "Cancel".
:rtype: QMessageBox.Yes or QMessageBox.Cancel
'''
result = execute_warning_msg_box(
"Data Warning",
("You are changing the data of a {} that has been used in "
"one or more purchase orders. If you do this then those "
"purchase orders will reflect the new data. The old data "
"will be lost.\n\nAre you sure you want to change this "
"{}'s data?").format(item_name, item_name),
QMessageBox.Yes | QMessageBox.Cancel)
return result
def show_save_before_close(self):
if self.active_po_model and self.active_po_model.dirty:
result = execute_warning_msg_box(
self.MSG_BOX_TITLE_UNSAVED_CHANGES,
("There are some unsaved changes. These must be "
"either saved or discarded before closing the "
"application."), QMessageBox.Save | QMessageBox.Discard)
if result == QMessageBox.Save:
self.save_all()
else:
self.session.rollback()
self.active_po_model.do_post_rollback_processing()
def show_save_before_close(self):
if self.active_po_model and self.active_po_model.dirty:
result = execute_warning_msg_box(
self.MSG_BOX_TITLE_UNSAVED_CHANGES,
("There are some unsaved changes. These must be "
"either saved or discarded before closing the "
"application."),
QMessageBox.Save | QMessageBox.Discard)
if result == QMessageBox.Save:
self.save_all()
else:
self.session.rollback()
self.active_po_model.do_post_rollback_processing()
def __init__(self,
name,
address,
phone,
fax="",
email="",
web="",
logo_filename=None):
# The first three parameters are required. The configuration management
# should have already confirmed that they are fine.
if name is None:
raise ValueError("The name parameter is invalid.")
if address is None:
raise ValueError("The address parameter is invalid.")
if phone is None:
raise ValueError("The phone parameter is invalid.")
if logo_filename is None or logo_filename == "":
# No logo filename. No problem.
self.logo_filename = None
else:
if os.path.exists(logo_filename) != True:
self.logo_filename = None
execute_warning_msg_box(DATA_VAL_ERROR_MSG_BOX_TITLE,
("The configured company logo file "
"could not be found. The PDF will "
"be generated without it."),
QMessageBox.Ok)
else:
self.logo_filename = logo_filename
self.name = name
self.address_lines = validate_num_address_lines(address)
self.address = address
self.phone = phone
self.fax = fax
self.email = email
self.web = web
def on_supplierComboBox_currentIndexChanged(self, text):
if self.active_po_model:
if self.active_po_model.has_line_items() is True:
result = execute_warning_msg_box(
"Supplier Change Warning",
("You are trying to change the supplier of a "
"purchase order with items on it."),
QMessageBox.Ok | QMessageBox.Cancel,
info_text=("If you do this then all of the "
"current line items on this "
"purchase order will be removed. "
"Click OK to continue."))
if result == QMessageBox.Ok:
self.active_po_model.set_supplier(self.session, text)
else:
return
else:
self.active_po_model.set_supplier(self.session, text)
self.update_supplier_info()
self.initialise_product_table()
def on_supplierComboBox_currentIndexChanged(self, text):
if self.active_po_model:
if self.active_po_model.has_line_items() is True:
result = execute_warning_msg_box(
"Supplier Change Warning",
("You are trying to change the supplier of a "
"purchase order with items on it."),
QMessageBox.Ok | QMessageBox.Cancel,
info_text=("If you do this then all of the "
"current line items on this "
"purchase order will be removed. "
"Click OK to continue."))
if result == QMessageBox.Ok:
self.active_po_model.set_supplier(self.session, text)
else:
return
else:
self.active_po_model.set_supplier(self.session, text)
self.update_supplier_info()
self.initialise_product_table()