packets_list.py 文件源码

def __init__(self, root):
        tk.Canvas.__init__(self, root, bg='#FEF9F4', highlightthickness=0)

        ttk.Style().layout('Packets.Treeview', [('Treeview.treearea', {'sticky': 'nswe'})])
        ttk.Style().configure('Packets.Treeview', foreground='#000000', background='#FEF9F4')

        self.packets = {}

        self.tree_frame = tk.Frame(self, bg='black')
        self.tree = ttk.Treeview(self.tree_frame, height=0, style='Packets.Treeview', show='headings')
        self.tree['columns'] = ['no', 'time', 'src', 'dst', 'protocol', 'length']
        cdata = [
            ('Index', False, 50, tk.E),
            ('Time', False, 100, tk.CENTER),
            ('Source', True, 120, tk.W),
            ('Destination', True, 120, tk.W),
            ('Protocol', True, 60, tk.CENTER),
            ('Length', False, 80, tk.E)
        ]
        self.size = 0
        for i, c in enumerate(cdata):
            cname = self.tree['columns'][i]
            self.tree.heading(cname, text=c[0])
            self.tree.column(cname, stretch=c[1], width=c[2], anchor=c[3])
        for i in range(12): self.tree.tag_configure('n%i' % i, background=colors_normal[i % 2])

        self.scroll = ttk.Scrollbar(self, style='Vertical.TScrollbar', orient=tk.VERTICAL, command=self.tree.yview)
        self.tree.configure(yscrollcommand=self.scroll.set)

        self.img = tk.PhotoImage(file='CF_back.gif').subsample(2, 2)
        self.background = self.create_image((350, 160), image=self.img, anchor=tk.CENTER)

        self.bind('<Configure>', self.recenter_bg)
        self.rb = False