PYTHON编写的记事本程序

# -*- coding: utf-8 -*-
from Tkinter import *
from tkMessageBox import *
from tkFileDialog import *
import os

filename=''
def author():
    showinfo('作者信息','学习使用')


def about():
    showinfo('python','学习使用')


def opens():
    global filename
    filename=askopenfilename(defaultextension='.txt')
    if filename=='':
        filename=None
    else:
        root.title('FileName:'+os.path.basename(filename))
        textPad.delete(1.0,END)
        f=open(filename,'r')
        textPad.insert(1.0,f.read())
        f.close()


def new():
    global filename
    root.title('未命名文件')
    filename=None
    textPad.delete(1.0,END)


def save():
    global filename
    #filename=r'c:\node.txt'
    try:
        f=open(filename,'w')
        msg=textPad.get(1.0,END)
        f.write(msg)
        f.close()
    except:
        saveas()


def saveas():
    f=asksaveasfilename(initialfile='未命名.txt',defaultextension='.txt')
    global filename
    filename=f
    fh=open(f,'w')
    msg=textPad.get(1.0,END)
    fh.write(msg)
    fh.close()
    root.title('FileName:'+os.path.basename(f))


def cut():
    textPad.event_generate('<<Cut>>')

def copy():
    textPad.event_generate('<<Copy>>')

def paste():
    textPad.event_generate('<<Paste>>')

def redo():
    textPad.event_generate('<<Redo>>')

def undo():
    textPad.event_generate('<<Undo>>')

def selectAll():
    textPad.tag_add('sel','1.0',END)

def search():
    v=StringVar()
    def genSerach():

        s=v.get()
        start = 1.0


        while 1:
            pos=textPad.search(s, start, stopindex=END)
            if not pos:
                break

            textPad.tag_add('sel',pos)
            textPad.focus_set()

            start=pos + "+1c"

    topsearch = Toplevel(root)
    topsearch.geometry('300x30+200+250')
    label1 = Label(topsearch,text='Find')
    label1.grid(row=0, column=0,padx=5)

    entry1 = Entry(topsearch,width=20,textvariable=v)

    entry1.grid(row=0, column=1,padx=5)


    button1 = Button(topsearch,text='查找',command=genSerach)
    button1.grid(row=0, column=2)













root=Tk()
root.title('Linsy Node')
root.geometry('800x500+100+100')
menubar=Menu(root)
root.config(menu=menubar)
filemenu=Menu(menubar)
filemenu.add_command(label='新建',accelerator='Ctrl+N',command=new)
filemenu.add_command(label='打开',accelerator='Ctrl+O',command=opens)
filemenu.add_command(label='保存',accelerator='Ctrl+S',command=save)
filemenu.add_command(label='另存为',accelerator='Ctrl+Shift+S',command=saveas)
menubar.add_cascade(label='文件',menu=filemenu)
editmenu=Menu(menubar)
editmenu.add_command(label='撤销',accelerator='Ctrl+x',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='复制',accelerator='Ctrl+s',command=copy)
editmenu.add_command(label='粘贴',accelerator='Ctrl+v',command=paste)
editmenu.add_separator()
editmenu.add_command(label='查找',accelerator='Ctrl+f',command=search)
editmenu.add_command(label='全选',accelerator='Ctrl+a',command=selectAll)
menubar.add_cascade(label='编辑',menu=editmenu)
aboutmenu=Menu(menubar)
aboutmenu.add_command(label='作者',command=author)
aboutmenu.add_command(label='版权',command=about)
menubar.add_cascade(label='关于',menu=aboutmenu)

toolbar=Frame(root,height=250,bg='light sea green')
shortButton=Button(toolbar,text='打开',command=opens)
shortButton.pack(side=LEFT,padx=5,pady=5)
shortButton=Button(toolbar,text='保存',command=save)
shortButton.pack(side=LEFT)
toolbar.pack(fill=X)


status=Label(root,text='Ln20',bd=1,relief=SUNKEN,anchor=W)
status.pack(side=BOTTOM,fill=X)


lnlabel=Label(root,width=2,bg='antique white')
lnlabel.pack(side=LEFT,fill=Y)

textPad=Text(root,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)





root.mainloop()
PYTHON编写的记事本程序

猜你喜欢
