GtkListBoxUpdateHeaderFunc

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.

alias GtkListBoxUpdateHeaderFunc = void function(GtkListBoxRow* row, GtkListBoxRow* before, void* userData)

Meta

Since

3.10