gophersnake.py 文件源码

def load_with_status(entry, callback):
    prog_win = Toplevel(top, padx=8, pady=8)
    prog_win.title = "Loading..."
    prog_win.transient(top)
    prog_win.resizable(FALSE, FALSE)

    prog_bar = ttk.Progressbar(
        prog_win, orient=HORIZONTAL, length=300, mode="indeterminate")
    prog_bar.pack()

    data = b""
    try:
        for i in fetch_data(entry[2], entry[3], int(entry[4])):
            data += i
            prog_bar.step()
        callback(entry2url(entry), data)
    except Exception as e:
        showerror(
            parent=top,
            title="Error loading content",
            message=str(e))
    finally:
        prog_win.destroy()