将笔记本和文本作为Lis

Question

我试图用Tkinter在python中创建简单的记事本给你我已经创建了自定义的笔记本小部件，因为我需要关闭按钮内tab.但是当我在笔记本中添加选项卡时，它会创建Text()小部件的列表，并将它们添加到名为_Text[]的列表中。在我关门之前一切都很顺利什么时候关闭选项卡列表与我不从列表中删除文本小部件内存位置保持相同，因为当关闭事件发生时，我不知道如何从列表中删除正确的文本小部件内存位置以及它对其他新控件的创建问题标签式使选项卡标签为空并覆盖东西。你知道吗

import tkinter.ttk as ttk
import tkinter as tk
from tkinter import BOTH,LEFT,RIGHT,X,Y,filedialog,INSERT
from os import getcwd
from os.path import exists
class CustomNotebook(ttk.Notebook):

    __initialized = False

    def __init__(self, *args, **kwargs):
        if not self.__initialized:
            self.__initialize_custom_style()
            self.__inititialized = True

        kwargs["style"] = "CustomNotebook"
        ttk.Notebook.__init__(self, *args, **kwargs)

        self._active = None

        self.bind("<ButtonPress-1>", self.on_close_press, True)
        self.bind("<ButtonRelease-1>", self.on_close_release)

    def on_close_press(self, event):
    """Called when the button is pressed over the close button"""

        element = self.identify(event.x, event.y)

        if "close" in element:
            index = self.index("@%d,%d" % (event.x, event.y))
            self.state(['pressed'])
            self._active = index

    def on_close_release(self, event):
        """Called when the button is released over the close button"""
        if not self.instate(['pressed']):
            return

        element =  self.identify(event.x, event.y)
        index = self.index("@%d,%d" % (event.x, event.y))

        if "close" in element and self._active == index:
            self.forget(index)
            self.event_generate("<<NotebookTabClosed>>")

        self.state(["!pressed"])
        self._active = None

    def __initialize_custom_style(self):
        style = ttk.Style()
        self.images = (
            tk.PhotoImage("img_close", data='''
                R0lGODlhCAAIAMIBAAAAADs7O4+Pj9nZ2Ts7Ozs7Ozs7Ozs7OyH+EUNyZWF0ZWQg
                d2l0aCBHSU1QACH5BAEKAAQALAAAAAAIAAgAAAMVGDBEA0qNJyGw7AmxmuaZhWEU
                5kEJADs=
                '''),
            tk.PhotoImage("img_closeactive", data='''
                R0lGODlhCAAIAMIEAAAAAP/SAP/bNNnZ2cbGxsbGxsbGxsbGxiH5BAEKAAQALAAA
                AAAIAAgAAAMVGDBEA0qNJyGw7AmxmuaZhWEU5kEJADs=
                '''),
            tk.PhotoImage("img_closepressed", data='''
                R0lGODlhCAAIAMIEAAAAAOUqKv9mZtnZ2Ts7Ozs7Ozs7Ozs7OyH+EUNyZWF0ZWQg
                d2l0aCBHSU1QACH5BAEKAAQALAAAAAAIAAgAAAMVGDBEA0qNJyGw7AmxmuaZhWEU
                5kEJADs=
            ''')
        )

        style.element_create("close", "image", "img_close",
                            ("active", "pressed", "!disabled", "img_closepressed"),
                            ("active", "!disabled", "img_closeactive"), border=8, sticky='')
        style.layout("CustomNotebook", [("CustomNotebook.client", {"sticky": "nswe"})])
        style.layout("CustomNotebook.Tab", [
            ("CustomNotebook.tab", {
                "sticky": "nswe", 
                "children": [
                    ("CustomNotebook.padding", {
                        "side": "top", 
                        "sticky": "nswe",
                        "children": [
                            ("CustomNotebook.focus", {
                                "side": "top", 
                                "sticky": "nswe",
                                "children": [
                                    ("CustomNotebook.label", {"side": "left", "sticky": ''}),
                                    ("CustomNotebook.close", {"side": "left", "sticky": ''}),
                                ]
                        })
                    ]
                })
            ]
        })
    ])


class Main:
    def __init__(self,master):
        self.master = master
        self._tabs = []
        self._Text = []
        self.i = 0
        self.master.filename = ""
        self.win = ttk.Frame(self.master)
        self.Tabs_frame = CustomNotebook(self.win)
        self.Tabs_frame.pack(fill=BOTH,expand=1)
        self.win.pack()
        self._ad_tabs()

        self.master.bind('<Control-n>',self._ad_tabs)
        self.master.bind('<Control-s>',self.save_file)
        self.master.bind('<Control-w>',self._saveAs)
        self.master.bind('<Control-o>',self.Open_file)

    def _ad_tabs(self,event=None,data=None):
        self._tabs.append(ttk.Frame(self.Tabs_frame))
        self.Tabs_frame.add(self._tabs[self.i],text="untitled")
        self.txt = ttk.tkinter.Text(self._tabs[self.i],undo=True)
        self._Text.append(self.txt)
        self._Text[self.i].pack(fill=BOTH,expand=1)
        if data != None:
            self._Text[self.i].insert(INSERT,data)
            self.Tabs_frame.tab(self.i,text=self.master.filename)
        self.i = self.i+1
        print(self._Text)

    def Open_file(self,event=None):
        crdir = getcwd()
        workspace = crdir+"\\Workspace"
        self.master.filename = filedialog.askopenfilename(initialdir=workspace,title="open",
            filetypes=(("All types","*.*"),
                        ("Text File","*.txt")))
        if self.master.filename != "":
            fopen = open(self.master.filename,"r")
            frd = fopen.read()  
            if self.Tabs_frame.tab(self.Tabs_frame.select(),"text") !="untitled":
                self._ad_tabs(None,frd)
            else:
                self._Text[self.Tabs_frame.index('current')].insert(INSERT,frd)
                self.Tabs_frame.tab(self.Tabs_frame.index('current'),text=self.master.filename)
            fopen.close()

    def save_file(self,event=None):
        c_name = self.Tabs_frame.tab(self.Tabs_frame.select(),"text")
        if c_name == "untitled":
            self.master.filename = filedialog.asksaveasfilename(title="Save",
                filetypes=(("All types","*.*"),
                        ("Text file","*.txt")))
            if self.master.filename != "":
                _txt_id2 = self.Tabs_frame.index('current')
                self.get_input = self._Text[_txt_id2].get("1.0","end-1c")
                print(self.get_input)
                with open(self.master.filename,"w") as f:
                    f.write(self.get_input)
                self.Tabs_frame.tab(_txt_id2,text=self.master.filename)

        if exists(self.master.filename)==True:
            crnt_tab_name = self.Tabs_frame.tab(self.Tabs_frame.select(),"text")
            if crnt_tab_name != "untitled":
                self.master.filename = crnt_tab_name
            if crnt_tab_name == self.master.filename:
                _txt_id = self.Tabs_frame.index('current')
                if self.master.filename != "" and self.master.filename != "untitled":
                    self.get_input = self._Text[_txt_id].get("1.0","end-1c")
                    with open(self.master.filename,"w") as f:
                        f.write(self.get_input)
                    self.Tabs_frame.tab(_txt_id,text=self.master.filename)

    def _saveAs(self):
        self._crnt_tab =  self.Tabs_frame.index('current')
        self.master.filename = filedialog.asksaveasfilename(title="Save",
            filetypes=(("All types","*.*"),
                    ("text file","*.txt")))
        if self.master.filename != "":
            if exists(self.master.filename)==False:
                self.get_input =  self._Text[self._crnt_tab].get("1.0","end-1c")
                print(self.get_input)
                with open(self.master.filename,"w") as f:
                    f.write(self.get_input)
                self.Tabs_frame.tab(self._crnt_tab,text=self.master.filename)


if __name__ == "__main__":
    root = ttk.tkinter.Tk()
    Main(root)
    root.mainloop()