from tkinter import *
from tkinter.filedialog import *
from tkinter.messagebox import *
import os
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filename = ""
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def author():
? ? showinfo(title="作者", message="Python")
?
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def power():
? ? showinfo(title="版權(quán)信息", message="課堂練習(xí)")
?
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def mynew():
? ? global top, filename, textPad
? ? top.title("未命名文件")
? ? filename = None
? ? textPad.delete(1.0, END)
?
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def myopen():
? ? global filename
? ? filename = askopenfilename(defaultextension=".txt")
? ? if filename == "":
? ? ? ? filename = None
? ? else:
? ? ? ? top.title("記事本" + os.path.basename(filename))
? ? ? ? textPad.delete(1.0, END)
? ? ? ? f = open(filename, 'r')
? ? ? ? textPad.insert(1.0, f.read())
? ? ? ? f.close()
?
?
def mysave():
? ? global filename
? ? try:
? ? ? ? f = open(filename, 'w')
? ? ? ? msg = textPad.get(1.0, 'end')
? ? ? ? f.write(msg)
? ? ? ? f.close()
? ? except:
? ? ? ? mysaveas()
?
?
def mysaveas():
? ? global filename
? ? f = asksaveasfilename(initialfile="未命名.txt", defaultextension=".txt")
? ? filename = f
? ? fh = open(f, 'w')
? ? msg = textPad.get(1.0, END)
? ? fh.write(msg)
? ? fh.close()
? ? top.title("記事本 " + os.path.basename(f))
?
?
def cut():
? ? global textPad
? ? textPad.event_generate("<<Cut>>")
?
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def copy():
? ? global textPad
? ? textPad.event_generate("<<Copy>>")
?
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def paste():
? ? global textPad
? ? textPad.event_generate("<<Paste>>")
?
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def undo():
? ? global textPad
? ? textPad.event_generate("<<Undo>>")
?
?
def redo():
? ? global textPad
? ? textPad.event_generate("<<Redo>>")
?
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def select_all():
? ? global textPad
? ? # textPad.event_generate("<<Cut>>")
? ? textPad.tag_add("sel", "1.0", "end")
?
?
def find():
? ? t = Toplevel(top)
? ? t.title("查找")
? ? t.geometry("260x60+200+250")
? ? t.transient(top)
? ? Label(t, text="查找：").grid(row=0, column=0, sticky="e")
? ? v = StringVar()
? ? e = Entry(t, width=20, textvariable=v)
? ? e.grid(row=0, column=1, padx=2, pady=2, sticky="we")
? ? e.focus_set()
? ? c = IntVar()
? ? Checkbutton(t, text="不區(qū)分大小寫", variable=c).grid(row=1, column=1, sticky='e')
? ? Button(t, text="查找所有", command=lambda: search(v.get(), c.get(),
? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? textPad, t, e)).grid(row=0, column=2, sticky="e" + "w", padx=2,
? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?pady=2)
?
? ? def close_search():
? ? ? ? textPad.tag_remove("match", "1.0", END)
? ? ? ? t.destroy()
?
? ? t.protocol("WM_DELETE_WINDOW", close_search)
?
?
def mypopup(event):
? ? # global editmenu
? ? editmenu.tk_popup(event.x_root, event.y_root)
?
?
def search(needle, cssnstv, textPad, t, e):
? ? textPad.tag_remove("match", "1.0", END)
? ? count = 0
? ? if needle:
? ? ? ? pos = "1.0"
? ? ? ? while True:
? ? ? ? ? ? pos = textPad.search(needle, pos, nocase=cssnstv, stopindex=END)
? ? ? ? ? ? if not pos:
? ? ? ? ? ? ? ? break
? ? ? ? ? ? lastpos = pos + str(len(needle))
? ? ? ? ? ? textPad.tag_add("match", pos, lastpos)
? ? ? ? ? ? count += 1
? ? ? ? ? ? pos = lastpos
? ? ? ? textPad.tag_config('match', fg='yellow', bg="green")
? ? ? ? e.focus_set()
? ? ? ? t.title(str(count) + "個(gè)被匹配")
?
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top = Tk()
top.title("記事本")
top.geometry("600x400+100+50")
?
menubar = Menu(top)
?
# 文件功能
filemenu = Menu(top)
filemenu.add_command(label="新建", accelerator="Ctrl+N", command=mynew)
filemenu.add_command(label="打開(kāi)", accelerator="Ctrl+O", command=myopen)
filemenu.add_command(label="保存", accelerator="Ctrl+S", command=mysave)
filemenu.add_command(label="另存為", accelerator="Ctrl+shift+s", command=mysaveas)
menubar.add_cascade(label="文件", menu=filemenu)
?
# 編輯功能
editmenu = Menu(top)
editmenu.add_command(label="撤銷", accelerator="Ctrl+Z", command=undo)
editmenu.add_command(label="重做", accelerator="Ctrl+Y", command=redo)
editmenu.add_separator()
editmenu.add_command(label="剪切", accelerator="Ctrl+X", command=cut)
editmenu.add_command(label="復(fù)制", accelerator="Ctrl+C", command=copy)
editmenu.add_command(label="粘貼", accelerator="Ctrl+V", command=paste)
editmenu.add_separator()
editmenu.add_command(label="查找", accelerator="Ctrl+F", command=find)
editmenu.add_command(label="全選", accelerator="Ctrl+A", command=select_all)
menubar.add_cascade(label="編輯", menu=editmenu)
?
# 關(guān)于 功能
aboutmenu = Menu(top)
aboutmenu.add_command(label="作者", command=author)
aboutmenu.add_command(label="版權(quán)", command=power)
menubar.add_cascade(label="關(guān)于", menu=aboutmenu)
?
top['menu'] = menubar
?
# shortcutbar = Frame(top, height=25, bg='light sea green')
# shortcutbar.pack(expand=NO, fill=X)
# Inlabe = Label(top, width=2, bg='antique white')
# Inlabe.pack(side=LEFT, anchor='nw', fill=Y)
?
textPad = Text(top, undo=True)
textPad.pack(expand=YES, fill=BOTH)
scroll = Scrollbar(textPad)
textPad.config(yscrollcommand=scroll.set)
scroll.config(command=textPad.yview)
scroll.pack(side=RIGHT, fill=Y)
?
# 熱鍵綁定
textPad.bind("<Control-N>", mynew)
textPad.bind("<Control-n>", mynew)
textPad.bind("<Control-O>", myopen)
textPad.bind("<Control-o>", myopen)
textPad.bind("<Control-S>", mysave)
textPad.bind("<Control-s>", mysave)
textPad.bind("<Control-A>", select_all)
textPad.bind("<Control-a>", select_all)
textPad.bind("<Control-F>", find)
textPad.bind("<Control-f>", find)
?
textPad.bind("<Button-3>", mypopup)
top.mainloop()