def onShowCalltip(self, showMessage=True):
"""The user requested show calltip"""
if self.__calltip is not None:
self.__resetCalltip()
return
if not self.isPythonBuffer():
return
QApplication.setOverrideCursor(QCursor(Qt.WaitCursor))
signatures = getCallSignatures(self, self._parent.getFileName())
QApplication.restoreOverrideCursor()
if not signatures:
if showMessage:
GlobalData().mainWindow.showStatusBarMessage(
"No calltip found")
return
# For the time being let's take only the first signature...
calltipParams = []
for param in signatures[0].params:
calltipParams.append(param.description[len(param.type) + 1:])
calltip = signatures[0].name + '(' + ', '.join(calltipParams) + ')'
self.__calltip = Calltip(self)
self.__calltip.showCalltip(calltip, signatures[0].index)
line = signatures[0].bracket_start[0]
column = signatures[0].bracket_start[1]
self.__callPosition = self.mapToAbsPosition(line - 1, column)
def __onCalltipTimer(self):
"""Handles the calltip update timer"""
if self.__calltip:
if self.absCursorPosition < self.__callPosition:
self.__resetCalltip()
return
QApplication.setOverrideCursor(QCursor(Qt.WaitCursor))
signatures = getCallSignatures(self, self._parent.getFileName())
QApplication.restoreOverrideCursor()
if not signatures:
self.__resetCalltip()
return
line = signatures[0].bracket_start[0]
column = signatures[0].bracket_start[1]
callPosition = self.mapToAbsPosition(line - 1, column)
if callPosition != self.__callPosition:
self.__resetCalltip()
else:
# It is still the same call, check the commas
self.__calltip.highlightParameter(signatures[0].index)
