treeview_multicolumn.py 文件源码

def _build_tree(self):
        for col in tree_columns:
            self.tree.heading(col, text=col.title(),
                command=lambda c=col: sortby(self.tree, c, 0))
            # XXX tkFont.Font().measure expected args are incorrect according
            #     to the Tk docs
            self.tree.column(col, width=tkFont.Font().measure(col.title()))

        for item in tree_data:
            self.tree.insert('', 'end', values=item)

            # adjust columns lenghts if necessary
            for indx, val in enumerate(item):
                ilen = tkFont.Font().measure(val)
                if self.tree.column(tree_columns[indx], width=None) < ilen:
                    self.tree.column(tree_columns[indx], width=ilen)