def add_symbol(self):
""" This is a simple wrapper calling the worker member function
with the proper interface widgets.
"""
data = self._get_data_from_interface()
if not data:
return
# check that symbol is unique and new
if data["name"] in self._symbolDict:
logger.error(msg.symbolExistsText % data["name"])
QMessageBox.critical(None, msg.symbolExistsTitle,
msg.symbolExistsText % data["name"],
QMessageBox.Close)
return
if create_new_symbol(self._symbolPath, data):
self._update_dict(data)
self._add_symbol_to_tree_widget(data)
self.availableSymbolsWidget.setDisabled(False)
# signal main window so it can update the symbol widget to
# make new symbol available
self.emit(SIGNAL("symbol_added"), data["name"], data["category"])
def add_symbol(self):
""" This is a simple wrapper calling the worker member function
with the proper interface widgets.
"""
data = self._get_data_from_interface()
if not data:
return
# check that symbol is unique and new
if data["name"] in self._symbolDict:
logger.error(msg.symbolExistsText % data["name"])
QMessageBox.critical(None, msg.symbolExistsTitle,
msg.symbolExistsText % data["name"],
QMessageBox.Close)
return
if create_new_symbol(self._symbolPath, data):
self._update_dict(data)
self._add_symbol_to_tree_widget(data)
self.availableSymbolsWidget.setDisabled(False)
# signal main window so it can update the symbol widget to
# make new symbol available
self.emit(SIGNAL("symbol_added"), data["name"], data["category"])
def update_symbol(self):
""" Updated the information for a custom symbol.
For robustnes, this slot is implemented via creating
a completely new symbol definition directory that is
then replacing the original one.
"""
if not self._selectedSymbol:
return
oldSymbol = self._selectedSymbol
oldSvgName = self._selectedSymbol["svgName"]
oldName = self._selectedSymbol["name"]
oldWidth = int(self._selectedSymbol["width"])
data = self._get_data_from_interface()
# if the canvas contains this symbol we can only
# update if the user changed the category or description
canUpdate = (data["name"] == oldName) and \
(data["svgName"] == oldSvgName) and \
(data["width"] == oldWidth)
if self.parent().canvas_has_symbol(oldName) and not canUpdate:
QMessageBox.critical(self,
msg.cannotUpdateSymbolTitle,
msg.cannotUpdateSymbolText % oldName,
QMessageBox.Ok)
return
else:
answer = QMessageBox.question(self,
msg.updateSymbolTitle,
msg.updateSymbolText % oldName,
QMessageBox.Ok | QMessageBox.Cancel)
if answer == QMessageBox.Cancel:
return
if data:
with SymbolTempDir(self._symbolPath) as tempDir:
if (create_new_symbol(tempDir, data)
and remove_symbol(self._symbolPath, oldSvgName)
and move_symbol(tempDir + "/" + data["svgName"],
self._symbolPath + "/"
+ data["svgName"])):
self._update_dict(data)
self._update_tree_widget(oldSymbol, data)
self._update_frame_data(data)
# signal main window so it can update the symbol widget to
# make new symbol available
self.emit(SIGNAL("symbol_updated"), data["name"], data["category"],
oldSymbol["name"], oldSymbol["category"])
def update_symbol(self):
""" Updated the information for a custom symbol.
For robustnes, this slot is implemented via creating
a completely new symbol definition directory that is
then replacing the original one.
"""
if not self._selectedSymbol:
return
oldSymbol = self._selectedSymbol
oldSvgName = self._selectedSymbol["svgName"]
oldName = self._selectedSymbol["name"]
oldWidth = int(self._selectedSymbol["width"])
data = self._get_data_from_interface()
# if the canvas contains this symbol we can only
# update if the user changed the category or description
canUpdate = (data["name"] == oldName) and \
(data["svgName"] == oldSvgName) and \
(data["width"] == oldWidth)
if self.parent().canvas_has_symbol(oldName) and not canUpdate:
QMessageBox.critical(self, msg.cannotUpdateSymbolTitle,
msg.cannotUpdateSymbolText % oldName,
QMessageBox.Ok)
return
else:
answer = QMessageBox.question(self, msg.updateSymbolTitle,
msg.updateSymbolText % oldName,
QMessageBox.Ok | QMessageBox.Cancel)
if answer == QMessageBox.Cancel:
return
if data:
with SymbolTempDir(self._symbolPath) as tempDir:
if (create_new_symbol(tempDir, data)
and remove_symbol(self._symbolPath, oldSvgName)
and move_symbol(
tempDir + "/" + data["svgName"],
self._symbolPath + "/" + data["svgName"])):
self._update_dict(data)
self._update_tree_widget(oldSymbol, data)
self._update_frame_data(data)
# signal main window so it can update the symbol widget to
# make new symbol available
self.emit(SIGNAL("symbol_updated"), data["name"], data["category"],
oldSymbol["name"], oldSymbol["category"])
