def populateComboBox(self):
self.comboBox.clear()
for path in QIcon.themeSearchPaths():
for subdir in helpers.listing_subdir(path):
if subdir.name != self.currentIconTheme:
self.comboBox.addItem(subdir.name)
self.comboBox.insertItem(0, self.currentIconTheme)
self.comboBox.setCurrentIndex(0)
