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Demo: Sequence of Sequence Widgets

Sequence of Sequences of Names and Titles
Names and Titles
Name and Title
×
Add Name and Title
×
Add Names and Titles

Captured submission

None

Code (click to show in context) 

    @view_config(renderer="templates/form.pt", name="sequence_of_sequences")
    @demonstrate("Sequence of Sequence Widgets")
    def sequence_of_sequences(self):
        class NameAndTitle(colander.Schema):
            name = colander.SchemaNode(colander.String())
            title = colander.SchemaNode(colander.String())

        class NamesAndTitles(colander.SequenceSchema):
            name_and_title = NameAndTitle(title="Name and Title")

        class NamesAndTitlesSequences(colander.SequenceSchema):
            names_and_titles = NamesAndTitles(title="Names and Titles")

        class Schema(colander.Schema):
            names_and_titles_sequence = NamesAndTitlesSequences(
                title="Sequence of Sequences of Names and Titles"
            )

        schema = Schema()
        form = deform.Form(schema, buttons=("submit",))
        outer = form["names_and_titles_sequence"]
        outer.widget = deform.widget.SequenceWidget(min_len=1)
        outer["names_and_titles"].widget = deform.widget.SequenceWidget(
            min_len=1
        )

        return self.render_form(form)