python3.5使用tkinter制作记事本

import tkinter as tk
import tkinter.scrolledtext as tkst
import fileinput
from tkinter import *
import os
import win32clipboard
import tkinter.font

t1 = []
root = None

def die(event = None):
 root.destroy()

def about():
 messagebox.showinfo(title = "当前版本为1.0,欢迎使用",message = "**作者:韩东
**状态:继续努力ing")
#def newit(event):
 #editorit = editor()
 #editorit.neweditor()
class editor():
 def __init__(self,rt):
 if rt == None:
 self.t = tk.Tk()
 else:
 self.t = tk.Toplevel(rt)

 self.t.title("文本编辑器%d" % (len(t1)+1))
 
 

 self.frm_file = tk.Frame(rt)
 self.frm_file.grid(row =0,column =0,padx =0,sticky = W)
 self.btn_open = Button(self.frm_file,text = "打开",relief = GROOVE,command = self.openfile)
 self.btn_open.pack(side = LEFT,padx =5,fill = BOTH,expand =1)
 self.btn_new = Button(self.frm_file,text = "新建",relief = GROOVE,command = self.neweditor)
 self.btn_new.pack(side =LEFT,padx =5,fill = BOTH)
 self.btn_save = Button(self.frm_file,text = "保存",relief = GROOVE,command = self.savefile)
 self.btn_save.pack(side = LEFT,padx =5,fill = BOTH)
 self.btn_saveas = Button(self.frm_file,text = "另存为",relief = GROOVE,command = self.saveasfile)
 self.btn_saveas.pack(side =LEFT,padx =5,fill = BOTH)
 self.btn_exit = Button(self.frm_file,text = "退出",relief = GROOVE,command = self.close)
 self.btn_exit.pack(side = RIGHT,padx =5,fill = BOTH)

 self.frm_edit = tk.Frame(rt)
 self.frm_edit.grid(row = 0 ,column =1,padx =1,sticky = W)
 self.btn_copy = Button(self.frm_edit,text = "复制")
 self.btn_copy.pack(side = LEFT,padx =5,fill = BOTH,expand =1)
 self.btn_cut = Button(self.frm_edit,text = "剪切")
 self.btn_cut.pack(side = LEFT,padx =5,fill = BOTH,expand =1)
 self.btn_paste = Button(self.frm_edit,text = "黏贴")
 self.btn_paste.pack(side = LEFT,padx =5,fill = BOTH,expand =1)
 self.btn_find = Button(self.frm_edit,text = "查询")
 self.btn_find.pack(side = LEFT,padx =5,fill = BOTH,expand =1)
 self.btn_allselect = Button(self.frm_edit,text = "全选")
 self.btn_allselect.pack(side = LEFT,padx =5,fill = BOTH,expand =1)
 self.btn_font = Button(self.frm_edit,text = "字体样式")
 self.btn_font.pack(side = LEFT,padx =5,fill = BOTH,expand =1)
 self.btn_color = Button(self.frm_edit,text = "字体颜色")
 self.btn_color.pack(side = LEFT,padx =5,fill = BOTH,expand =1)

 

 self.bar = tk.Menu(rt)
 self.filem = tk.Menu(self.bar)
 self.filem.add_separator()
 self.filem.add_command(label = "新建",command = self.neweditor,accelerator = " Ctr +N")
 self.filem.bind_all("",self.neweditor)
 self.filem.add_separator()
 self.filem.add_command(label = "打开",command = self.openfile,accelerator = " Ctr + O")
 self.filem.bind_all("",self.openfile)
 self.filem.add_separator()
 self.filem.add_command(label = "保存",command = self.savefile,accelerator = " Ctr +S ")
 self.filem.bind_all("",self.savefile)
 self.filem.add_separator()
 self.filem.add_command(label = "另存为",command = self.saveasfile,accelerator = " Ctr + D ")
 self.filem.bind_all("",self.saveasfile)

 self.filem.add_command(label = "关闭",command = self.close,accelerator = " F4")
 self.filem.bind_all("",self.close)
 self.filem.add_separator()
 self.filem.add_command(label = "退出",command = die,accelerator = " ESC")
 self.filem.bind_all("",die)

 self.editm = tk.Menu(self.bar)
 self.editm.add_separator()
 self.editm.add_command(label = "复制",command = self.copy,accelerator = " "*10 + "Ctr + C")
 self.editm.bind_all("",self.copy)
 self.editm.add_separator()
 self.editm.add_command(label = "黏贴",command = self.paste,accelerator = " "*10 + "Ctr + V")
 self.editm.bind_all("",self.paste)
 self.editm.add_separator()
 self.editm.add_command(label = "剪切",command = self.cut,accelerator = " "*10 + "Ctr + X")
 self.editm.bind_all("",self.cut)
 self.editm.add_separator()
 self.editm.add_command(label = "删除",command = self.delete_text,accelerator = " "*10 + "Delete")
 self.editm.bind_all("",self.delete_text)
 self.editm.add_separator()
 self.editm.add_command(label = "查找",command = self.find_char,accelerator = " "*10 + "Ctr +F")
 self.editm.bind_all("",self.find_char)
 self.editm.add_separator()
 self.editm.add_command(label = "全选",command = self.select_char_all,accelerator = " "*10 + "Ctr + A")
 self.editm.bind_all("",self.select_char_all)

 self.formm = tk.Menu(self.bar)
 self.formm.add_command(label = "字体颜色",command = self.color_it,accelerator = " "*10 + "Alt + C")
 self.formm.bind_all("",self.color_it)
 self.formm.add_separator()
 self.formm.add_command(label = "字体格式",command = self.font_it,accelerator = " "*10 + "Alt + F")
 self.formm.bind_all("",self.font_it)


 self.helpm = tk.Menu(self.bar)
 self.helpm.add_command(label = "关于",command = about)

 self.bar.add_cascade(label = "文件",menu = self.filem)
 self.bar.add_cascade(label = "编辑",menu = self.editm)
 self.bar.add_cascade(label = "格式",menu = self.formm)
 self.bar.add_cascade(label = "帮助",menu = self.helpm)
 
 self.t.config(menu = self.bar)

 #self.f = tk.Frame(self.t,width = 512)
 #self.f.pack(expand =1)

 self.st = tkst.ScrolledText(self.t)
 self.st.grid(row =1,column = 0,columnspan =3,pady =3)

 def close(self,event = None):
 self.t.destroy()
 def openfile(self,event =None):
 oname = filedialog.askopenfilename(filetypes = [("打开文件","*.txt")])
 if oname:
 for line in fileinput.input(oname):
 self.st.insert("1.0",line)
 self.t.title(oname)

 def savefile(self,event =None):
 if os.path.isfile(self.t.title()):
 opf = open(self.t.title(),"w")
 opf.write(self.st.get(1.0,tk.END))
 opf.flush()
 opf.close()
 
 else:
 sname = filedialog.asksaveasfilename(title = "保存好你的宝宝哟",filetypes = [("保存文件","*.txt")],defaultextension = ".txt")
 if sname:
 ofp = open(sname,"w")
 ofp.write(self.st.get(1.0,tk.END))
 ofp.flush()
 ofp.close()
 self.t.title(sname)
 def saveasfile(self,event = None):
 sname = filedialog.asksaveasfilename(title = "保存好你的宝宝哟",filetypes = [("保存文件","*.txt")],defaultextension = ".txt")
 if sname:
 ofp = open(sname,"w")
 ofp.write(self.st.get(1.0,tk.END))
 ofp.flush()
 ofp.close()
 self.t.title(sname)
 
 def neweditor(self,event = None):
 global root
 t1.append(editor(root))


 def copy(self,event = None):
 text = self.st.get(tk.SEL_FIRST,tk.SEL_LAST)
 self.st.clipboard_clear()
 self.st.clipboard_append(text)

 def paste(self,event= None):
 try:
 text = self.st.selection_get(selection = "CLIPBOARD")
 self.st.insert(tk.INSERT,text)
 self.st.clipboard_clear()
 except tk.TclError:
 pass
 
 def cut(self,event = None):
 text = self.st.get(tk.SEL_FIRST,tk.SEL_LAST)
 self.st.delete(tk.SEL_FIRST,tk.SEL_LAST)
 self.st.clipboard_clear()
 self.st.clipboard_append(text)
 
 def delete_text(self):
 self.st.delete(tk.SEL_FIRST,tk.SEL_LAST)

 def find_char(self,event = None):
 target = simpledialog.askstring("简易文本编辑器","寻找字符串")
 if target:
 end = self.st.index(tk.END)
 print(end)
 endindex = end.split(".")
 end_line = int(endindex[0])
 end_column = int(endindex[1])
 pos_line =1
 pos_column=0
 length =len(target)
 while pos_line <= end_line :
 if pos_line == end_line and pos_column +length > end_column:
 break
 elif pos_line < end_line and pos_column + length >500:
 pos_line = pos_line + 1
 pos_column = (pos_column + length) -500
 if pos_column > end_column:
 break
 else:
 pos = str(pos_line)+"."+str(pos_column)
 where = self.st.search(target,pos,tk.END)
 if where:
 print(where)
 where1 =where.split(".")
 sele_end_col = str(int(where1[1])+length)
 sele = where1[0] + "."+ sele_end_col
 self.st.tag_add(tk.SEL,where,sele)
 self.st.mark_set(tk.INSERT,sele)
 self.st.see(tk.INSERT)
 self.st.focus()
 
 again = messagebox.askokcancel(title = "继续查询么")
 if again:
 pos_line = int(where1[0])
 pos_column = int(sele_end_col)
 else:
 aa=messagebox.showinfo(title = "你终于还是放弃了我",message = "你放弃了我--!")
 if aa:
 sys.exit()
 
 def select_char_all(self,event= None):
 self.st.tag_add(tk.SEL,1.0,tk.END)
 self.st.see(tk.INSERT)
 self.st.focus()
 def color_it(self,event = None):
 color = colorchooser.askcolor()
 self.st["foreground"] = color[1]
 def font_it(self,event = None):
 self.t_font = tk.Toplevel()
 self.t_font.title("字体选择面板")
 self.label_size = Label(self.t_font,text = "字体大小")
 self.label_shape = Label(self.t_font,text = "字体形状")
 self.label_font = Label(self.t_font,text = "字体类型")
 self.label_weight = Label(self.t_font,text = "字体粗细")
 self.label_size.grid(row = 0 ,column =0,padx =30)
 self.label_shape.grid(row = 0,column =4,padx =30)
 self.label_font.grid(row = 0,column =2,padx =30)
 self.label_weight.grid(row =0,column = 6,padx =30)
 
 self.scroll_size = Scrollbar(self.t_font)
 self.scroll_size.grid(row =1,column=1,stick = NS)
 self.scroll_shape = Scrollbar(self.t_font)
 self.scroll_shape.grid(row =1,column=3,stick = NS)
 self.scroll_font = Scrollbar(self.t_font)
 self.scroll_font.grid(row =1,column=5,stick = NS)
 self.scroll_weight = Scrollbar(self.t_font)
 self.scroll_weight.grid(row =1,column =7,stick = NS)

 list_var_font = StringVar()
 list_var_size = StringVar()
 list_var_shape = StringVar()
 list_var_weight = StringVar()
 
 self.list_font = Listbox(self.t_font,selectmode = BROWSE,listvariable = list_var_font,exportselection =0)
 self.list_font.grid(row = 1,column =2,padx =4)
 list_font_item = [""Arial"",""Arial Baltic"",""Arial Black"",""Arial CE"",""Arial CYR"",""Arial Greek"",""Arial Narrow"",
 ""Arial TUR"",""Baiduan Number"",""Batang,BatangChe""]
 for item in list_font_item:
 self.list_font.insert(0,item)
 self.list_font.bind("",self.change_font)

 self.list_shape = Listbox(self.t_font,selectmode = BROWSE,listvariable =list_var_shape,exportselection =0 )
 self.list_shape.grid(row= 1,column =4,padx =4)
 list_shape_item = ["italic","roman"]
 for item in list_shape_item:
 self.list_shape.insert(0,item)
 self.list_shape.bind("",self.change_shape)

 self.list_size = Listbox(self.t_font,selectmode = BROWSE,listvariable = list_var_size,exportselection =0)
 self.list_size.grid(row = 1,column = 0,padx =4)
 list_size_item = [1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17]
 for item in list_size_item :
 self.list_size.insert(0,item)
 self.list_size.bind("",self.change_size)
 
 self.list_weight = Listbox(self.t_font,selectmode = BROWSE,listvariable = list_var_weight,exportselection =0)
 self.list_weight.grid(row=1,column =6,padx =4)
 list_weight_item = ["bold","normal"]
 for item in list_weight_item:
 self.list_weight.insert(0,item)
 self.list_weight.bind("",self.change_weight)
 
 self.labFra_display = LabelFrame(self.t_font,text = "字体样式演示区域")
 self.labFra_display.grid(row =2,column =0,pady =4)
 self.lab_display = Label(self.labFra_display,text = "我在这里")
 self.lab_display.pack()

 self.btn_ok = Button(self.t_font,text = "确定",width = 10,height =2,command = self.change)
 self.btn_ok.grid(row = 2,column = 2,pady =4)
 self.btn_cancel = Button(self.t_font,width =10,height =2,text = "取消",command = self.exit_subwindow)
 self.btn_cancel.grid(row =2,column =4,pady =4)
 def change_size(self,event):
 tk.customFont = font.Font(family = "Helvetica",size = 12,weight = "normal",slant = "roman",underline =0)
 size = tk.customFont["size"]
 tk.customFont.configure(size =self.list_size.get(self.list_size.curselection()))
 self.st.config(font = tk.customFont)
 self.size_count = 1
 pass
 
 
 def change_font(self,event):
 tk.customFont = font.Font(family = "Helvetica",size = 12,weight = "normal",slant = "roman",underline =0)
 family = tk.customFont["family"]
 tk.customFont.configure(family =self.list_font.get(self.list_font.curselection()))
 self.st.config(font = tk.customFont)
 self.font_count = 1
 pass

 def change_shape(self,event):
 tk.customFont = font.Font(family = "Helvetica",size = 12,weight = "normal",slant = "roman",underline =0)
 slant = tk.customFont["slant"]
 tk.customFont.configure(slant =self.list_shape.get(self.list_shape.curselection()))
 self.st.config(font = tk.customFont)
 self.shape_count =1
 pass
 def change_weight(self,event):
 tk.customFont = font.Font(family = "Helvetica",size = 12,weight = "normal",slant = "roman",underline =0)
 weight = tk.customFont["weight"]
 tk.customFont.configure(weight =self.list_weight.get(self.list_weight.curselection()))
 self.st.config(font = tk.customFont)
 self.shape_count =1
 
 
 def change(self,event):
 pass
 #self.st["font"] = (self.list_size.get(self.list_size.curselection()))
 #self.st["font"] = (self.list_font.get(self.list_font.curselection()))
 #self.st["font"] = (self.list_shape.get(self.list_shape.curselection()))
 
 def exit_subwindow(self):
 self.t_font.destroy()
 
 
if __name__ == "__main__":
 root = None
 t1.append(editor(root))
 root = t1[0].t
 root.mainloop()