def elementDecl(self, elem_name, content_model):
Iterate the dock containers in a dock layout.
dataset/ETHPy150Open 64studio/pdk/pdk/xml_legacy/sax/saxlib.py/DeclHandler.elementDecl--crossover with--dataset/ETHPy150Open nucleic/enaml/enaml/qt/docking/layout_handling.py/iter_containers