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"])
def delete_symbol(self):
""" This slot deletes the currently selected symbol.
We pop up a confirmation dialog just to make sure ;)
"""
# should never occur, but what the heck
if not self._selectedSymbol:
return
name = self._selectedSymbol["name"]
# if the canvas contains this symbol we can't delete it
# otherwise warn the user
if self.parent().canvas_has_symbol(name):
QMessageBox.question(self,
msg.cannotDeleteSymbolTitle,
msg.cannotDeleteSymbolText % name,
QMessageBox.Ok)
return
else:
answer = QMessageBox.question(self,
msg.deleteSymbolTitle,
msg.deleteSymbolText % name,
QMessageBox.Ok | QMessageBox.Cancel)
if answer == QMessageBox.Cancel:
return
svgName = self._selectedSymbol["svgName"]
oldName = self._selectedSymbol["name"]
oldCategory = self._selectedSymbol["category"]
status = remove_symbol(self._symbolPath, svgName)
# if we succeeded to remove the symbol from disk
# lets remove it from the interface and cached database as well
if status:
self._delete_symbol_from_database(self._selectedSymbol)
self.symbolEntryFrame.setVisible(False)
self._delete_symbol_from_tree_widget(self._selectedSymbol)
# signal main window so it can update the symbol widget to
# make new symbol available
self.emit(SIGNAL("symbol_deleted"), oldName, oldCategory)
def delete_symbol(self):
""" This slot deletes the currently selected symbol.
We pop up a confirmation dialog just to make sure ;)
"""
# should never occur, but what the heck
if not self._selectedSymbol:
return
name = self._selectedSymbol["name"]
# if the canvas contains this symbol we can't delete it
# otherwise warn the user
if self.parent().canvas_has_symbol(name):
QMessageBox.question(self, msg.cannotDeleteSymbolTitle,
msg.cannotDeleteSymbolText % name,
QMessageBox.Ok)
return
else:
answer = QMessageBox.question(self, msg.deleteSymbolTitle,
msg.deleteSymbolText % name,
QMessageBox.Ok | QMessageBox.Cancel)
if answer == QMessageBox.Cancel:
return
svgName = self._selectedSymbol["svgName"]
oldName = self._selectedSymbol["name"]
oldCategory = self._selectedSymbol["category"]
status = remove_symbol(self._symbolPath, svgName)
# if we succeeded to remove the symbol from disk
# lets remove it from the interface and cached database as well
if status:
self._delete_symbol_from_database(self._selectedSymbol)
self.symbolEntryFrame.setVisible(False)
self._delete_symbol_from_tree_widget(self._selectedSymbol)
# signal main window so it can update the symbol widget to
# make new symbol available
self.emit(SIGNAL("symbol_deleted"), oldName, oldCategory)
