Source code for pyface.viewer.label_provider

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""" Abstract base class for label providers. """


from traits.api import HasTraits


[docs]class LabelProvider(HasTraits): """ Abstract base class for label providers. By default an element has no label image, and 'str' is used to generate its label text. """ # ------------------------------------------------------------------------ # 'LabelProvider' interface. # ------------------------------------------------------------------------
[docs] def get_image(self, viewer, element): """ Returns the label image for an element. """ return None
[docs] def get_text(self, viewer, element): """ Returns the label text for an element. """ return str(element)
[docs] def set_text(self, tree, element, text): """ Sets the text representation of a node. Returns True if setting the text succeeded, otherwise False. """ return True
[docs] def is_editable(self, viewer, element): """ Can the label text be changed via the viewer? """ return False