def dropEvent(self, event):
# Get filename(s)
filenames = []
for url in event.mimeData().urls():
filenames.append(str(url.toLocalFile()))
# Send message(s) with filenames.
for filename in sorted(filenames):
[file_type, error_text] = params.fileType(filename)
if (file_type == "parameters"):
self.xml_directory = os.path.dirname(filename)
self.guiMessage.emit(
halMessage.HalMessage(m_type="new parameters file",
data={"filename": filename}))
elif (file_type == "shutters"):
self.xml_directory = os.path.dirname(filename)
self.guiMessage.emit(
halMessage.HalMessage(m_type="new shutters file",
data={"filename": filename}))
else:
if error_text:
halMessageBox.halMessageBoxInfo("XML file parsing error " +
error_text + ".")
else:
halMessageBox.halMessageBoxInfo(
"File type not recognized.")
def handleErrors(self, message):
"""
Don't override..
"""
for m_error in message.getErrors():
data = m_error.source + ": " + m_error.message
if m_error.hasException():
if not self.handleError(message, m_error):
m_error.printException()
return False
else:
if not self.handleWarning(message, m_error):
halMessageBox.halMessageBoxInfo(data)
return True
def handleErrors(self, message):
"""
Don't override..
"""
for m_error in message.getErrors():
data = m_error.source + ": " + m_error.message
if m_error.hasException():
if not self.handleError(message, m_error):
m_error.printException()
return False
else:
if not self.handleWarning(message, m_error):
halMessageBox.halMessageBoxInfo(data)
return True
def handleErrors(self, message):
"""
Handle errors in messages from 'core'
"""
for m_error in message.getErrors():
msg = "from '" + m_error.source + "' of type '" + m_error.message + "'!"
# Just print the error and crash on exceptions.
if m_error.hasException():
m_error.printException()
self.cleanUp()
# Use a informational box for warnings.
else:
msg = "Got a warning" + msg
halMessageBox.halMessageBoxInfo(msg)
def handleErrors(self, message):
"""
Handle errors in messages from 'core'
"""
for m_error in message.getErrors():
msg = "from '" + m_error.source + "' of type '" + m_error.message + "'!"
# Just print the error and crash on exceptions.
if m_error.hasException():
m_error.printException()
self.cleanUp()
# Use a informational box for warnings.
else:
msg = "Got a warning" + msg
halMessageBox.halMessageBoxInfo(msg)
def newParametersFile(self, filename, is_default):
"""
Load new parameters from a file.
"""
new_p = params.halParameters(filename)
[p, unrecognized] = params.copyParameters(self.default_parameters,
new_p)
if (len(unrecognized) > 0):
msg = "The following parameters were not recognized: "
msg += ", ".join(
unrecognized
) + ". Perhaps they are not in the correct sub-section?"
halMessageBox.halMessageBoxInfo(msg)
# Mark as not having been used.
p.set("initialized", False)
# In the current state, this will only work if the 'default' parameters
# are also the currently selected parameters. This should not be a problem
# for now as is_default will only be True at startup.
if is_default:
# Get the parameters labeled 'default'. They should exist because
# we only expect to have to handle this at initialization.
q_item = self.ui.settingsListView.getQItemByValue("default")
# Replace them with these parameters.
self.ui.settingsListView.setItemParameters(q_item, p)
# Also set there parameters as default.
#
# FIXME: We'll have issues if the new default parameters are
# bad, as there is no pathway to reset the default parameters.
#
self.default_parameters = p.copy()
# Emit a 'new parameters' message.
self.newParameters.emit(p, True)
# Otherwise, just add the parameters to the ListView.
else:
self.addParameters(p)
def newParametersFile(self, filename, is_default):
"""
Load new parameters from a file.
"""
new_p = params.halParameters(filename)
[p, unrecognized] = params.copyParameters(self.default_parameters, new_p)
if (len(unrecognized) > 0):
msg = "The following parameters were not recognized: "
msg += ", ".join(unrecognized) + ". Perhaps they are not in the correct sub-section?"
halMessageBox.halMessageBoxInfo(msg)
# Mark as not having been used.
p.set("initialized", False)
# In the current state, this will only work if the 'default' parameters
# are also the currently selected parameters. This should not be a problem
# for now as is_default will only be True at startup.
if is_default:
# Get the parameters labeled 'default'. They should exist because
# we only expect to have to handle this at initialization.
q_item = self.ui.settingsListView.getQItemByValue("default")
# Replace them with these parameters.
self.ui.settingsListView.setItemParameters(q_item, p)
# Also set there parameters as default.
#
# FIXME: We'll have issues if the new default parameters are
# bad, as there is no pathway to reset the default parameters.
#
self.default_parameters = p.copy()
# Emit a 'new parameters' message.
self.newParameters.emit(p, True)
# Otherwise, just add the parameters to the ListView.
else:
self.addParameters(p)
def dropEvent(self, event):
# Get filename(s)
filenames = []
for url in event.mimeData().urls():
filenames.append(str(url.toLocalFile()))
# Send message(s) with filenames.
for filename in sorted(filenames):
[file_type, error_text] = params.fileType(filename)
if (file_type == "parameters"):
self.xml_directory = os.path.dirname(filename)
self.guiMessage.emit(halMessage.HalMessage(m_type = "new parameters file",
data = {"filename" : filename}))
elif (file_type == "shutters"):
self.xml_directory = os.path.dirname(filename)
self.guiMessage.emit(halMessage.HalMessage(m_type = "new shutters file",
data = {"filename" : filename}))
else:
if error_text:
halMessageBox.halMessageBoxInfo("XML file parsing error " + error_text + ".")
else:
halMessageBox.halMessageBoxInfo("File type not recognized.")
def handleResponses(self, message):
if message.isType("current parameters"):
# Update our copy of the current parameters.
for response in message.getResponses():
data = response.getData()
if "parameters" in data:
self.view.updateCurrentParameters(
response.source, data["parameters"].copy())
# Start the editor.
self.view.startParameterEditor()
elif message.isType("new parameters"):
# Check if we got any errors.
if message.hasErrors():
# Create a message box with the first error.
msg = "New Parameters:\n\n"
for m_error in message.getErrors():
msg += "Got an error from '" + m_error.source + "' of type '" + m_error.message + "'!\n\n"
msg += "Attempting to revert to the last known good parameters."
halMessageBox.halMessageBoxInfo(msg)
# Attempt reversion.
# Replace the 'bad' parameters with their previous 'good' values.
if message.getData()["is_edit"]:
for response in message.getResponses():
data = response.getData()
if "old parameters" in data:
self.view.updateCurrentParameters(
response.source, data["old parameters"])
self.sendMessage(
halMessage.HalMessage(
m_type="new parameters",
data={
"parameters": self.view.getCurrentParameters(),
"is_edit": True
}))
# Otherwise set the current selection back to previous selection.
# This will automatically send a 'new parameters' message.
else:
self.view.revertSelection()
else:
#
# If this is in response to a 'new parameters' message triggered by
# the editor then we don't want to update the previous parameters.
#
is_edit = message.getData()["is_edit"]
if not is_edit:
for response in message.getResponses():
data = response.getData()
if "old parameters" in data:
self.view.updatePreviousParameters(
response.source, data["old parameters"])
for response in message.getResponses():
data = response.getData()
if "new parameters" in data:
self.view.updateCurrentParameters(
response.source, data["new parameters"].copy())
# Let modules, such as feeds.feeds know that all of the modules
# have updated their parameters.
self.waiting_on = copy.copy(self.wait_for)
self.sendMessage(
halMessage.HalMessage(
m_type="updated parameters",
data={
"parameters":
self.view.getCurrentParameters().copy()
}))
elif message.isType("updated parameters"):
# No waits requested, so the parameter change is complete
if (len(self.waiting_on) == 0):
self.updateComplete()
def handleResponses(self, message):
if message.isType("current parameters"):
# Update our copy of the current parameters.
for response in message.getResponses():
data = response.getData()
if "parameters" in data:
self.view.updateCurrentParameters(response.source,
data["parameters"].copy())
# Start the editor.
self.view.startParameterEditor()
elif message.isType("new parameters"):
# Check if we got any errors.
if message.hasErrors():
# Create a message box with the first error.
msg = "New Parameters:\n\n"
for m_error in message.getErrors():
msg += "Got an error from '" + m_error.source + "' of type '" + m_error.message + "'!\n\n"
msg += "Attempting to revert to the last known good parameters."
halMessageBox.halMessageBoxInfo(msg)
# Attempt reversion.
# Replace the 'bad' parameters with their previous 'good' values.
if message.getData()["is_edit"]:
for response in message.getResponses():
data = response.getData()
if "old parameters" in data:
self.view.updateCurrentParameters(response.source, data["old parameters"])
self.sendMessage(halMessage.HalMessage(m_type = "new parameters",
data = {"parameters" : self.view.getCurrentParameters(),
"is_edit" : True}))
# Otherwise set the current selection back to previous selection.
# This will automatically send a 'new parameters' message.
else:
self.view.revertSelection()
else:
#
# If this is in response to a 'new parameters' message triggered by
# the editor then we don't want to update the previous parameters.
#
is_edit = message.getData()["is_edit"]
if not is_edit:
for response in message.getResponses():
data = response.getData()
if "old parameters" in data:
self.view.updatePreviousParameters(response.source,
data["old parameters"])
for response in message.getResponses():
data = response.getData()
if "new parameters" in data:
self.view.updateCurrentParameters(response.source,
data["new parameters"].copy())
# Let modules, such as feeds.feeds know that all of the modules
# have updated their parameters.
self.waiting_on = copy.copy(self.wait_for)
self.sendMessage(halMessage.HalMessage(m_type = "updated parameters",
data = {"parameters" : self.view.getCurrentParameters().copy()}))
elif message.isType("updated parameters"):
# No waits requested, so the parameter change is complete
if (len(self.waiting_on) == 0):
self.updateComplete()
