Whenever @row changes or which row is before @row changes this is called, which lets you update the header on @row. You may remove or set a new one via gtk_list_box_row_set_header() or just change the state of the current header widget.
3.10
See Implementation
Whenever @row changes or which row is before @row changes this is called, which lets you update the header on @row. You may remove or set a new one via gtk_list_box_row_set_header() or just change the state of the current header widget.