diff options
Diffstat (limited to 'silx/gui/plot/actions/io.py')
| -rw-r--r-- | silx/gui/plot/actions/io.py | 38 |
1 files changed, 36 insertions, 2 deletions
diff --git a/silx/gui/plot/actions/io.py b/silx/gui/plot/actions/io.py index 97de527..09e4a99 100644 --- a/silx/gui/plot/actions/io.py +++ b/silx/gui/plot/actions/io.py @@ -1,7 +1,7 @@ # coding: utf-8 # /*########################################################################## # -# Copyright (c) 2004-2018 European Synchrotron Radiation Facility +# Copyright (c) 2004-2019 European Synchrotron Radiation Facility # # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documentation files (the "Software"), to deal @@ -502,7 +502,7 @@ class SaveAction(PlotAction): axes_errors=[xerror, yerror], title=plot.getGraphTitle()) - def setFileFilter(self, dataKind, nameFilter, func): + def setFileFilter(self, dataKind, nameFilter, func, index=None): """Set a name filter to add/replace a file format support :param str dataKind: @@ -513,10 +513,44 @@ class SaveAction(PlotAction): :param callable func: The function to call to perform saving. Expected signature is: bool func(PlotWidget plot, str filename, str nameFilter) + :param integer index: Index of the filter in the final list (or None) """ assert dataKind in ('all', 'curve', 'curves', 'image', 'scatter') + # first append or replace the new filter to prevent colissions self._filters[dataKind][nameFilter] = func + if index is None: + # we are already done + return + + # get the current ordered list of keys + keyList = list(self._filters[dataKind].keys()) + + # deal with negative indices + if index < 0: + index = len(keyList) + index + if index < 0: + index = 0 + + if index >= len(keyList): + # nothing to be done, already at the end + txt = 'Requested index %d impossible, already at the end' % index + _logger.info(txt) + return + + # get the new ordered list + oldIndex = keyList.index(nameFilter) + del keyList[oldIndex] + keyList.insert(index, nameFilter) + + # build the new filters + newFilters = OrderedDict() + for key in keyList: + newFilters[key] = self._filters[dataKind][key] + + # and update the filters + self._filters[dataKind] = newFilters + return def getFileFilters(self, dataKind): """Returns the nameFilter and associated function for a kind of data. |