def openWorkspace(self):
""" Function for opening a saved workspace. Goes through and reloads in reverse of how it is saved. """
sel = QFileDialog.getOpenFileName(
parent=self,
caption="Open Workspace",
directory=QDir.homePath(),
filter="Linnaeo Workspace (*.lno);;Any (*)")
if sel != ('', ''):
filename = sel[0]
self.mainLogger.debug("Opening file: " + str(filename))
file = QFile(filename)
file.open(QIODevice.ReadOnly)
fstream = QDataStream(file)
self.mainLogger.info("Starting restore")
self.mainStatus.showMessage("Rebuilding workspace, please wait...")
sequences = fstream.readQVariantHash()
titles = fstream.readQVariantList()
windex = fstream.readUInt32()
windows = {}
self.mdiArea.closeAllSubWindows()
newBModel = widgets.ItemModel(windows, seqTree=True)
newPModel = widgets.ItemModel(windows)
self.restore_tree(newBModel.invisibleRootItem(), fstream)
self.restore_tree(newPModel.invisibleRootItem(), fstream)
self.mainStatus.showMessage("Rebuild complete!")
self.mdiArea.closeAllSubWindows()
self.start = time.perf_counter()
self.disconnectSlots()
self.guiSet(trees=[newBModel, newPModel],
data=[sequences, titles, windex])
self.connectSlots()
del sel, filename, file, fstream, sequences, titles, windex, windows, newBModel, newPModel
#self.destroy()
else:
del sel
