def check_for_changes(self):
try:
if self.cur_fname and os.path.exists(self.cur_fname):
cur_xml = xml_utils.node_to_string(self.metadata_root.to_xml())
disk_xml = xml_utils.node_to_string(
xml_utils.fname_to_node(self.cur_fname)
)
if cur_xml != disk_xml:
msg = "Do you want to save your changes?"
alert = QDialog()
self.last_updated = time.time()
confirm = QMessageBox.question(
self,
"Save Changes",
msg,
QMessageBox.Yes | QMessageBox.No | QMessageBox.Cancel,
)
if confirm == QMessageBox.Yes:
xml_utils.save_to_file(self.metadata_root.to_xml(), self.cur_fname)
elif confirm == QMessageBox.Cancel:
return "Cancel"
except:
pass
return None
def exit(self):
"""
Before exiting check if the current contents match what is on the
file system. If the do not match ask user if they would like to
save or cancel the exit
Returns
-------
str :
'Close' or 'Cancel' depending on user choice.
"""
if self.cur_fname:
cur_xml = xml_utils.node_to_string(self.metadata_root._to_xml())
disk_xml = xml_utils.node_to_string(xml_utils.fname_to_node(self.cur_fname))
if cur_xml != disk_xml:
msg = "Would you like to save before exiting?"
alert = QDialog()
self.last_updated = time.time()
confirm = QMessageBox.question(self, "File Changed", msg, QMessageBox.Yes | QMessageBox.No | QMessageBox.Cancel)
if confirm == QMessageBox.Yes:
self.save_file()
elif confirm == QMessageBox.Cancel:
return 'Cancel'
self.cur_fname = ''
self.close()
return 'Close'
def load_file_content(self, fname):
QApplication.setOverrideCursor(Qt.WaitCursor)
QApplication.processEvents()
self.metadata_root.clear_widget()
try:
new_record = xml_utils.fname_to_node(fname)
self.metadata_root.from_xml(new_record)
self.statusBar().showMessage("File loaded", 10000)
except BaseException as e:
import traceback
msg = "Cannot open file %s:\n%s." % (fname, traceback.format_exc())
QApplication.restoreOverrideCursor()
QMessageBox.warning(self, "Recent Files", msg)
QApplication.restoreOverrideCursor()
def load_file_content(self, fname):
QApplication.setOverrideCursor(Qt.WaitCursor)
QApplication.processEvents()
self.metadata_root.clear_widget()
self.ui.actionData_Quality.setChecked(True)
self.use_dataqual(True)
self.ui.actionSpatial.setChecked(True)
self.use_spatial(True)
self.ui.actionEntity_and_Attribute.setChecked(True)
self.use_eainfo(True)
self.ui.actionDistribution.setChecked(True)
self.use_distinfo(True)
try:
new_record = xml_utils.fname_to_node(fname)
self.metadata_root.from_xml(new_record)
self.statusBar().showMessage("File loaded", 10000)
except BaseException as e:
import traceback
msg = "Cannot open file %s:\n%s." % (fname, traceback.format_exc())
QApplication.restoreOverrideCursor()
QMessageBox.warning(self, "Recent Files", msg)
QApplication.restoreOverrideCursor()