需要关于如何在框架上显示结果的建议

Question

我是python的新手。我试图在框架上显示我的代码的结果。此外，当从TabA1中的组合框中选取一个字母时，它会影响tabA2上的结果。我不知道如何去解决这些问题。任何建议都会很棒。

from Tkinter import * 
from ttk import * 
import ttk 
import heapq 


class Application: 
    def __init__(self, master): 
     self.create_widgets() 
     self.trip = {} 

    def create_widgets(self): 
     self.notebook = Notebook() # Widgets 

     self.style = Style() 
     self.style.configure('frame.TFrame', background='grey') 
     self.frame = Frame(style='frame.TFrame') 
     self.frame.place(height=40, width=70, x=158, y=109) 
     self.frame.config() 

     self.tabA = Frame(self.notebook) 
     self.tabB = Frame(self.notebook) 
     self.tab3 = Frame(self.notebook) 

     self.mainA = Notebook(self.tabA) 
     self.tabA1 = Frame(self.mainA) 
     self.tabA2 = Frame(self.mainA) 
     self.mainA.add(self.tabA1, text = "tabA1") 
     self.mainA.add(self.tabA2, text = "tabA2") 
     self.mainA.pack(fill = 'both', expand = 1, padx = 10, pady = 10) 
     self.notebook.add(self.tabA, text = "tabA") 
     self.notebook.add(self.tabB, text= "tabB") 
     self.notebook.pack(fill = 'both', expand = 1, padx = 10, pady = 10) 

     self.combo1= ttk.Combobox(self.tabA1) 
     self.combo1.node_id = 'start' 
     self.combo1['values'] = ('a','b','w','x','y','z') 
     self.combo1.bind("<<ComboboxSelected>>", self.handler1) 
     self.combo1.pack() 

     self.combo2= ttk.Combobox(self.tabA1) 
     self.combo2.node_id = 'end' 
     self.combo2['values'] = ('a','b','w','x','y','z') 
     self.combo2.bind("<<ComboboxSelected>>", self.handler2) 
     self.combo2.pack() 

     self.combotab2= ttk.Combobox(self.tabA2) 
     self.combotab2.node_id = 'start' 
     self.combotab2['values'] = ('a','b','w','x','y','z') 
     self.combotab2.bind("<<ComboboxSelected>>", self.handler15) 
     self.combotab2.pack() 

     self.combotab22= ttk.Combobox(self.tabA2) 
     self.combotab22.node_id = 'end' 
     self.combotab22['values'] = ('a','b','w','x','y','z') 
     self.combotab22.bind("<<ComboboxSelected>>", self.handler215) 
     self.combotab22.pack() 

    def shortestPath(self,start, end): # Algorithm 
     queue,seen = [(0, start, [])], set() 
     while True: 
      (cost, v, path) = heapq.heappop(queue) 
      if v not in seen: 
       path = path + [v] 
       seen.add(v) 
       if v == end: 
        return cost, path 
       for (next, c) in self.graph[v].iteritems(): 
        heapq.heappush(queue, (cost + c, next, path)) 

    graph = { 
     'a': {'w': 16, 'x': 9, 'y': 11}, 
     'b': {'w': 11, 'z': 8}, 
     'w': {'a': 16, 'b': 11, 'y': 4}, 
     'x': {'a': 9, 'y': 12, 'z': 17}, 
     'y': {'a': 11, 'w': 4, 'x': 12, 'z': 13}, 
     'z': {'b': 8, 'x': 17, 'y': 13}, 
    } 

    def event_handler(self, event, combobox, nodes): 

     nodes[combobox.node_id] = combobox.get() 
     # call shortestPath() if both a source and destination node are defined 
     start, end = nodes.get('start'), nodes.get('end') 
     if start and end: 
      cost, path = self.shortestPath(start, end) 
      print cost, path 

    def event_handler2(self,event, combobox, nodes): 

     nodes[combobox.node_id] = combobox.get() 
     # call shortestPath() if both a source and destination node are defined 
     start, end = nodes.get('start'), nodes.get('end') 
     if start and end: 
      cost, path = self.shortestPath(start, end) 
      print cost, path 

    def handler1(self,event): # interface function 
     combobox = self.combo1 
     nodes=self.trip 
     return self.event_handler(event, combobox, nodes) 

    def handler2(self, event): # interface function 
     combobox = self.combo2 
     nodes = self.trip 
     return self.event_handler(event, combobox, nodes) 

    def handler15(self,event): # interface function 
     combobox = self.combotab2 
     nodes= self.trip 
     return self.event_handler2(event, combobox, nodes) 

    def handler215(self, event): # interface function 
     combobox = self.combotab22 
     nodes = self.trip 
     return self.event_handler2(event, combobox, nodes) 

root = Tk() 
root.title("Test") 
root.geometry("400x400") 
app = Application(root) 
root.mainloop() 

Answer 1

对这两个选项卡使用一个self.trip。使用self.trip1和self.trip2。