python3.5使用tkinter制作记事本

概述tkinter是Python下面向tk的图形界面接口库，可以方便地进行图形界面设计和交互 *** 作编程。tkinter的优点是简单易用、与Python的结合度好。tkinter在Python3.x下默认集成，不需要额外的安装 *** 作；不足之处为缺少合适的

tkinter是Python下面向tk的图形界面接口库，可以方便地进行图形界面设计和交互 *** 作编程。tkinter的优点是简单易用、与Python的结合度好。tkinter在Python 3.x下默认集成，不需要额外的安装 *** 作；不足之处为缺少合适的可视化界面设计工具，需要通过代码来完成窗口设计和元素布局。

本节采用的Python版本为3.x，如果想在python 2.x下使用tkinter，请通过apt-get进行安装。需要注意的是，不同Python版本下的tkinter使用方式可能略有不同，建议采用python3。

import tkinter as tkimport tkinter.scrolledtext as tkstimport fileinputfrom tkinter import *import osimport win32clipboardimport tkinter.Fontt1 = []root = Nonedef 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\n**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",command = self.neweditor)    self.btn_new.pack(sIDe =left,fill = BOTH)    self.btn_save = button(self.frm_file,text = "保存",command = self.savefile)    self.btn_save.pack(sIDe = left,fill = BOTH)    self.btn_saveas = button(self.frm_file,text = "另存为",command = self.saveasfile)    self.btn_saveas.pack(sIDe =left,fill = BOTH)    self.btn_exit = button(self.frm_file,text = "退出",command = self.close)    self.btn_exit.pack(sIDe = RIGHT,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,expand =1)    self.btn_cut = button(self.frm_edit,text = "剪切")    self.btn_cut.pack(sIDe = left,expand =1)    self.btn_paste = button(self.frm_edit,text = "黏贴")    self.btn_paste.pack(sIDe = left,expand =1)    self.btn_find = button(self.frm_edit,text = "查询")    self.btn_find.pack(sIDe = left,expand =1)    self.btn_allselect = button(self.frm_edit,text = "全选")    self.btn_allselect.pack(sIDe = left,expand =1)    self.btn_Font = button(self.frm_edit,text = "字体样式")    self.btn_Font.pack(sIDe = left,expand =1)    self.btn_color = button(self.frm_edit,text = "字体颜色")    self.btn_color.pack(sIDe = left,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("<Control-n>",self.neweditor)    self.filem.add_separator()    self.filem.add_command(label = "打开",command = self.openfile,accelerator = "     Ctr + O")    self.filem.bind_all("<Control-o>",self.openfile)    self.filem.add_separator()    self.filem.add_command(label = "保存",command = self.savefile,accelerator = "     Ctr +S ")    self.filem.bind_all("<Control-s>",self.savefile)    self.filem.add_separator()    self.filem.add_command(label = "另存为",command = self.saveasfile,accelerator = "     Ctr + D ")    self.filem.bind_all("<Control-d>",self.saveasfile)    self.filem.add_command(label = "关闭",command = self.close,accelerator = "     F4")    self.filem.bind_all("<F4>",self.close)    self.filem.add_separator()    self.filem.add_command(label = "退出",command = dIE,accelerator = "     ESC")    self.filem.bind_all("<Escape>",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("<Control-c>",self.copy)    self.editm.add_separator()    self.editm.add_command(label = "黏贴",command = self.paste,accelerator = " "*10 + "Ctr + V")    self.editm.bind_all("<Control-v>",self.paste)    self.editm.add_separator()    self.editm.add_command(label = "剪切",command = self.cut,accelerator = " "*10 + "Ctr + X")    self.editm.bind_all("<Control-x>",self.cut)    self.editm.add_separator()    self.editm.add_command(label = "删除",command = self.delete_text,accelerator = " "*10 + "Delete")    self.editm.bind_all("<Delete>",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("<Control-f>",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("<Control-a>",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("<Alt-f>",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("<Alt-f>",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",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,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,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,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("<buttonRelease-1>",self.change_Font)    self.List_shape = ListBox(self.t_Font,listvariable =List_var_shape,exportselection =0 )    self.List_shape.grID(row= 1,padx =4)    List_shape_item = ["italic","roman"]    for item in List_shape_item:      self.List_shape.insert(0,item)    self.List_shape.bind("<buttonRelease-1>",self.change_shape)    self.List_size = ListBox(self.t_Font,listvariable = List_var_size,exportselection =0)    self.List_size.grID(row = 1,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("<buttonRelease-1>",self.change_size)        self.List_weight = ListBox(self.t_Font,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("<buttonRelease-1>",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,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,text = "取消",command = self.exit_subwindow)    self.btn_cancel.grID(row =2,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,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,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,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()

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