treeview_multicolumn.py 文件源码

def _setup_widgets(self):
        msg = ttk.Label(wraplength="4i", justify="left", anchor="n",
            padding=(10, 2, 10, 6),
            text=("Ttk is the new Tk themed widget set. One of the widgets it "
                  "includes is a tree widget, which can be configured to "
                  "display multiple columns of informational data without "
                  "displaying the tree itself. This is a simple way to build "
                  "a listbox that has multiple columns. Clicking on the "
                  "heading for a column will sort the data by that column. "
                  "You can also change the width of the columns by dragging "
                  "the boundary between them."))
        msg.pack(fill='x')

        container = ttk.Frame()
        container.pack(fill='both', expand=True)

        # XXX Sounds like a good support class would be one for constructing
        #     a treeview with scrollbars.
        self.tree = ttk.Treeview(columns=tree_columns, show="headings")
        vsb = ttk.Scrollbar(orient="vertical", command=self.tree.yview)
        hsb = ttk.Scrollbar(orient="horizontal", command=self.tree.xview)
        self.tree.configure(yscrollcommand=vsb.set, xscrollcommand=hsb.set)
        self.tree.grid(column=0, row=0, sticky='nsew', in_=container)
        vsb.grid(column=1, row=0, sticky='ns', in_=container)
        hsb.grid(column=0, row=1, sticky='ew', in_=container)

        container.grid_columnconfigure(0, weight=1)
        container.grid_rowconfigure(0, weight=1)