add-row

Arguments: parent-section new-subsection &optional (index 0)

Adds a grid-row to the grid-row-section specified by parent-section and at the specified index among the rows of that section. An index of zero indicates the first (topmost) position. A huge number can be used for index to add to the end.

Alternately, (setf subsections) can be called to replace the entire set of rows of the row section.

See the description of the grid-widget class.

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Created 2019.8.20.