wxPython模仿Win10记事本

谁践踏了优雅 2023-06-13 09:58 93阅读 0赞

效果图  
![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80MzA2OTg3NQ_size_16_color_FFFFFF_t_70]

import wx
 import wx.html
 import webbrowser
 import os.path as op
 
 class MainFrame(wx.Frame):
 def __init__(self):
 wx.Frame.__init__(self,None,-1,'No title-Notepad',(400,200),(800,600))#初始化框架
 self.InitUI()# 显示界面
 def InitUI(self):
 self.font = wx.Font(12,wx.DEFAULT,wx.FONTSTYLE_NORMAL,wx.NORMAL,faceName="宋体")#设置默认字体
 self.panel = wx.Panel(self)# 创建画板
 # 编辑区
 self.table = wx.TextCtrl(self.panel,style=wx.TE_MULTILINE|wx.HSCROLL|wx.TE_RICH)# 多行文本框，水平滚动条
 self.table.SetFont(self.font)# 设置字体
 self.table.Bind(wx.EVT_TEXT,self.Event_text)
 self.table.Bind(wx.EVT_MOUSE_EVENTS,self.Event_mouse)
 # 容器
 vbox = wx.BoxSizer(wx.VERTICAL) # 创建垂直容器
 vbox.Add(self.table, proportion = 1, flag = wx.EXPAND|wx.ALL, border = 0)# 将文本框添加到容器中
 self.panel.SetSizer(vbox) # 设置容器
 # 初始化菜单
 self.InitMenu()
 # 一些全局变量
 self.find_value = ''
 # 初始化打印数据并设置一些默认值
 self.pdata = wx.PrintData()
 self.pdata.SetOrientation(wx.PORTRAIT)
 self.margins = (wx.Point(20, 25), wx.Point(20, 25)) # 页边距
 def InitMenu(self):
 menuBar = wx.MenuBar()# 创建菜单栏
 # 文件菜单
 filemenu = wx.Menu()# 创建一个菜单对象
 New = filemenu.Append(-1,"New(N)\tCtrl+N")# 将子菜单加入到菜单对象中
 Open = filemenu.Append(-1,"Open(O)\tCtrl+O")
 Save = filemenu.Append(-1,"Save(S)\tCtrl+S")
 Save_as = filemenu.Append(-1,"Save as(A)")
 filemenu.AppendSeparator()# 插入一条分割线
 Page_setup = filemenu.Append(-1,"Page setup(U)")
 Print = filemenu.Append(-1,"Print(P)\tCtrl+P")
 filemenu.AppendSeparator()
 Exit = filemenu.Append(-1,"Exit(X)")
 menuBar.Append(filemenu,"File(&F)")# 将File菜单添加到菜单栏
 # 编辑菜单
 self.editmenu = wx.Menu()
 Undo = self.editmenu.Append(2,"Undo(U)\tCtrl+Z")
 wx.Menu.Enable(self.editmenu, 2, False)
 self.editmenu.AppendSeparator()
 Cut = self.editmenu.Append(3,"Cut(T)\tCtrl+X")
 wx.Menu.Enable(self.editmenu, 3, False)
 Copy = self.editmenu.Append(4,"Copy(C)\tCtrl+C")
 wx.Menu.Enable(self.editmenu, 4, False)
 Paste = self.editmenu.Append(9,"Paste(P)\tCtrl+V")
 Delete = self.editmenu.Append(5,"Delete(L)\tDel")
 wx.Menu.Enable(self.editmenu, 5, False)
 self.editmenu.AppendSeparator()
 Find = self.editmenu.Append(6,"Find(F)\tCtrl+F")
 wx.Menu.Enable(self.editmenu, 6, False)
 Find_next = self.editmenu.Append(7,"Find next(N)\tF3")
 wx.Menu.Enable(self.editmenu, 7, False)
 Replace = self.editmenu.Append(-1,"Replace(R)\tCtrl+H")
 Go_to = self.editmenu.Append(8,"Go to(G)\tCtrl+G")
 self.editmenu.AppendSeparator()
 Select_all = self.editmenu.Append(-1,"Select all(A)\tCtrl+A")
 Date_time = self.editmenu.Append(-1,"Date/time(D)\tCtrl+F5")
 menuBar.Append(self.editmenu,"&Edit(E)")
 # 选项菜单
 optionsmenu = wx.Menu()
 self.Wrap = optionsmenu.Append(-1,"Wrap(W)",kind = wx.ITEM_CHECK)# 样式为勾选菜单类型
 Font = optionsmenu.Append(-1,"Font(F)...")
 menuBar.Append(optionsmenu,"&Options(O)")
 # 视图菜单
 self.viewmenu = wx.Menu()
 self.Status = self.viewmenu.Append(1,"Status(S)",kind = wx.ITEM_CHECK)
 menuBar.Append(self.viewmenu,"&View(V)")
 # 帮助菜单
 helpmenu = wx.Menu()
 Check_help = helpmenu.Append(-1,"Check help(H)")
 helpmenu.AppendSeparator()
 About_notepad = helpmenu.Append(-1,"About notepad(A)")
 menuBar.Append(helpmenu,"&Help(H)")
 #设置菜单条
 self.SetMenuBar(menuBar)
 # 绑定菜单事件
 self.Bind(wx.EVT_MENU, self.Event_new, New)
 self.Bind(wx.EVT_MENU, self.Event_open, Open)
 self.Bind(wx.EVT_MENU, self.Event_save, Save)
 self.Bind(wx.EVT_MENU, self.Event_save_as, Save_as)
 self.Bind(wx.EVT_MENU, self.Event_page_setup, Page_setup)
 self.Bind(wx.EVT_MENU, self.Event_print, Print)
 self.Bind(wx.EVT_MENU, self.Event_exit, Exit)
 self.Bind(wx.EVT_MENU, self.Event_undo, Undo)
 self.Bind(wx.EVT_MENU, self.Event_cut, Cut)
 self.Bind(wx.EVT_MENU, self.Event_copy, Copy)
 self.Bind(wx.EVT_MENU, self.Event_paste, Paste)
 self.Bind(wx.EVT_MENU, self.Event_delete, Delete)
 self.Bind(wx.EVT_MENU, self.Event_find, Find)
 self.Bind(wx.EVT_MENU, self.Event_find_next, Find_next)
 self.Bind(wx.EVT_MENU, self.Event_replace, Replace)
 self.Bind(wx.EVT_MENU, self.Event_go_to, Go_to)
 self.Bind(wx.EVT_MENU, self.Event_select_all, Select_all)
 self.Bind(wx.EVT_MENU, self.Event_date_time, Date_time)
 self.Bind(wx.EVT_MENU, self.Event_wrap, self.Wrap)
 self.Bind(wx.EVT_MENU, self.Event_font, Font)
 self.Bind(wx.EVT_MENU, self.Event_status, self.Status)
 self.Bind(wx.EVT_MENU, self.Event_check_help, Check_help)
 self.Bind(wx.EVT_MENU, self.Event_about_notepad, About_notepad)
 # 控制一些菜单
 clipbrd_text = self.Get_clipboard_data()
 if clipbrd_text:
 wx.Menu.Enable(self.editmenu,9,True)
 else:
 wx.Menu.Enable(self.editmenu, 9, False)
 def Event_new(self, event):
 if hasattr(self, 'path') == True:
 if self.IsModified == True:
 dlg = AskDialog(self.path)
 result = dlg.ShowModal()
 if result == wx.ID_OK:
 self.Write_file(self.path)
 self.New_file()
 elif result == 0:
 self.New_file()
 else:
 self.New_file()
 else:
 string = self.table.GetValue()
 if string == '':
 self.New_file()
 else:
 dlg = AskDialog('No title')
 result = dlg.ShowModal()
 if result == wx.ID_OK:
 self.Save_file()
 self.New_file()
 elif result == 0:
 self.New_file()
 def Event_open(self, event):
 if hasattr(self,'path')==True:
 if self.IsModified == True:
 dlg = AskDialog(self.path)
 result = dlg.ShowModal()
 if result == wx.ID_OK:
 self.Write_file(self.path)
 self.Open_file()
 elif result == 0:
 self.Open_file()
 else:
 self.Open_file()
 else:
 string = self.table.GetValue()
 if string == '':
 self.Open_file()
 else:
 dlg = AskDialog('No title')
 result = dlg.ShowModal()
 if result == wx.ID_OK:
 self.Save_file()
 self.Read_file(self.path)
 self.table.Bind(wx.EVT_TEXT, self.Event_text2)
 self.IsModified = False
 elif result == 0:
 self.Open_file()
 def Event_save(self, event):
 if hasattr(self, 'path') == True:
 self.Write_file(self.path)
 else:
 self.Save_file()
 self.IsModified=False
 self.table.Bind(wx.EVT_TEXT, self.Event_text2)
 def Event_save_as(self, event):
 self.Save_file()
 self.IsModified = False
 self.table.Bind(wx.EVT_TEXT, self.Event_text2)
 def Event_page_setup(self, event):
 data = wx.PageSetupDialogData()
 data.SetPrintData(self.pdata)
 data.SetDefaultMinMargins(True)
 data.SetMarginTopLeft(self.margins[0])
 data.SetMarginBottomRight(self.margins[1])
 dlg = wx.PageSetupDialog(self, data)
 if dlg.ShowModal() == wx.ID_OK:
 data = dlg.GetPageSetupData()
 self.pdata = wx.PrintData(data.GetPrintData()) # 执行一个拷贝
 self.pdata.SetPaperId(data.GetPaperId())
 self.margins = (data.GetMarginTopLeft(), data.GetMarginBottomRight())
 dlg.Destroy()
 def Event_print(self, event):
 data = wx.PrintDialogData(self.pdata)
 printer = wx.Printer(data)
 printout = TextDocPrintout(self.table.GetValue(),self.Title.split('-')[0], self.margins, self.font)
 printer.Print(self, printout, True)# 参数为True，打印之前显示打印对话框
 printout.Destroy()
 def Event_exit(self, event):
 self.Destroy()
 def Event_undo(self, event):
 self.table.Undo()
 def Event_cut(self, event):
 self.table.Cut()
 def Event_copy(self, event):
 self.table.Copy()
 def Event_paste(self, event):
 self.table.Paste()
 def Event_delete(self, event):
 pos = self.table.GetSelection() # 获得选中部分的索引元组
 self.table.Remove(pos[0], pos[1]) # 根据索引元组删除
 def Event_find(self, event):
 dlg = FindDialog(self.Call,self.Call2,self.find_value)
 dlg.Show()
 def Event_find_next(self, event):
 if self.find_value == '':# 说明没有查找过
 dlg = FindDialog(self.Call, self.Call2, self.find_value)
 dlg.Show()
 else:
 self.table.Bind(wx.EVT_LEFT_UP, self.Event_mouse2)
 end = self.table.GetLastPosition()
 self.table.SetStyle(0, end, wx.TextAttr('black', 'white'))
 cursor = self.table.GetInsertionPoint()
 if self.direct == 1:
 string = self.table.GetRange(cursor, end)
 else:
 string = self.table.GetRange(0, cursor)
 string = string[::-1]
 value = self.find_value
 if self.cap == False:
 string = string.lower()
 value = value.lower()
 if value == '':
 pass
 else:
 if self.direct == 0:
 value = value[::-1]
 index = string.find(value)
 if index == -1:
 dlg = wx.MessageDialog(self, 'Cannot find the "' + value + '"', 'Notepad')
 dlg.ShowModal()
 else:
 if self.direct == 1:
 self.table.SetStyle(cursor + index, cursor + index + len(value), wx.TextAttr('white', 'blue'))
 self.table.SetInsertionPoint(cursor + index + len(value))
 else:
 self.table.SetStyle(cursor - index - len(value), cursor - index, wx.TextAttr('white', 'blue'))
 self.table.SetInsertionPoint(cursor - index - len(value))
 def Event_replace(self, event):
 dlg = ReplaceDialog(self.Call,self.Call2,self.find_value)
 dlg.Show()
 def Event_go_to(self, event):
 linum = self.table.GetNumberOfLines() # 获得所有行数
 pos = self.table.GetInsertionPoint() # 获得光标所在索引值
 pla = self.table.PositionToXY(pos) # 索引值转换为行列
 nowline = str(pla[2] + 1) # 当前行数
 dlg = GotoDialog(linum, nowline)
 if dlg.ShowModal() != wx.ID_CANCEL:
 line = dlg.GetValue() - 1 # 真实行数（从0开始计数）
 pos = self.table.XYToPosition(0, line) # 行列（列为0）转换为索引值
 self.table.ShowPosition(pos) # 文本框滚动到索引处
 self.table.SetInsertionPoint(pos) # 设置光标位于索引处
 def Event_select_all(self, event):
 self.table.SelectAll()
 def Event_date_time(self, event):
 datetime = time.strftime('%H:%M %Y/%m/%d', time.localtime(time.time())) # 获取时间戳，并格式化
 self.table.WriteText(datetime) # 在当前光标处插入时间
 def Event_wrap(self, event):
 table_size = self.table.GetSize()
 value = self.table.GetValue()
 self.table.Destroy()
 if self.Wrap.IsChecked(): # 若Wrap菜单处于选中状态
 self.table = wx.TextCtrl(self.panel, style=wx.TE_MULTILINE) # 多行文本框，自动换行
 wx.Menu.Enable(self.viewmenu, 1, False) # 设置status菜单无效
 wx.Menu.Enable(self.editmenu,8,False)# 转到菜单无效
 if self.Status.IsChecked():# 表示状态栏已经存在
 self.statusbar.Destroy()# 取消状态栏
 else:
 self.table = wx.TextCtrl(self.panel, style=wx.TE_MULTILINE | wx.HSCROLL) # 多行文本框，水平滚动条
 wx.Menu.Enable(self.viewmenu, 1, True) # 设置status菜单有效
 wx.Menu.Enable(self.editmenu, 8, True) # 转到菜单无效
 self.table.SetFont(self.font) # 设置字体
 # 容器
 vbox = wx.BoxSizer(wx.VERTICAL) # 创建垂直容器
 vbox.Add(self.table, proportion=1, flag=wx.EXPAND | wx.ALL, border=0) # 将文本框添加到容器中
 self.panel.SetSizer(vbox) # 设置容器
 self.table.SetSize(table_size)
 self.table.SetValue(value)
 def Event_font(self, event):
 dlg = wx.FontDialog(self, wx.FontData()) # 显示字体对话框
 if dlg.ShowModal() == wx.ID_OK: # 对话框点击OK按钮
 self.font = dlg.GetFontData().GetChosenFont() # 获取字体
 self.table.SetFont(self.font) # 设置文本框字体
 dlg.Destroy()
 def Event_status(self, event):
 if self.Status.IsChecked():
 self.table.Bind(wx.EVT_LEFT_UP,self.Event_key_mouse) # 绑定鼠标抬起事件
 self.table.Bind(wx.EVT_KEY_UP, self.Event_key_mouse) # 绑定键盘抬起事件
 self.statusbar = self.CreateStatusBar() # 创建状态栏
 self.statusbar.SetFieldsCount(2) # 状态栏分为2个区
 self.statusbar.SetStatusWidths([-4, -1]) # 调整分区比例
 self.statusbar.Show()
 self.Set_statustext()
 else:
 self.table.Unbind(wx.EVT_MOTION, handler=self.Event_key_mouse)# 取消绑定事件
 self.table.Unbind(wx.EVT_KEY_UP, handler=self.Event_key_mouse)
 self.statusbar.Destroy()
 def Event_check_help(self, event):
 webbrowser.open('http://www.baidu.com') # 打开帮助网址
 def Event_about_notepad(self, event):
 dlg = AboutDialog()
 dlg.ShowModal()
 dlg.Destroy()
 def Event_key_mouse(self,event):
 event.Skip()# 加这一句防止鼠标事件影响鼠标的点击
 self.Set_statustext()
 def Event_text(self, event):
 wx.Menu.Enable(self.editmenu, 2, True)
 value = self.table.GetValue()
 if value == '':
 wx.Menu.Enable(self.editmenu, 6, False)
 wx.Menu.Enable(self.editmenu, 7, False)
 else:
 wx.Menu.Enable(self.editmenu, 6, True)
 wx.Menu.Enable(self.editmenu, 7, True)
 def Event_text2(self, event):
 self.IsModified = True
 event.Skip()
 def Event_mouse(self, event):
 event.Skip()
 value = self.table.GetStringSelection()
 if value == '':
 wx.Menu.Enable(self.editmenu, 3, False)
 wx.Menu.Enable(self.editmenu, 4, False)
 wx.Menu.Enable(self.editmenu, 5, False)
 else:
 wx.Menu.Enable(self.editmenu, 3, True)
 wx.Menu.Enable(self.editmenu, 4, True)
 wx.Menu.Enable(self.editmenu, 5, True)
 def Event_mouse2(self,event):
 end = self.table.GetLastPosition()
 self.table.SetStyle(0, end, wx.TextAttr('black', 'white'))
 event.Skip()
 def Set_statustext(self):
 pos = self.table.GetInsertionPoint() # 获得光标索引值
 pla = self.table.PositionToXY(pos) # 索引值转化为位置
 statu = " row " + str(pla[2] + 1) + ",columm " + str(pla[1] + 1) # 状态栏显示的信息
 self.statusbar.SetStatusText(statu, 1) # 设置状态栏显示信息和显示分区
 def Call(self):
 return self.table
 def Call2(self,data):
 self.find_value = data[0]
 self.cap = data[1]
 self.direct = data[2]
 def Read_file(self, path):
 file = open(path, 'r')
 data = file.read()
 file.close()
 self.table.SetValue(data)
 def Write_file(self,path):
 data = self.table.GetValue()
 file = open(path,'w')
 file.write(data)
 file.close()
 def New_file(self):
 self.table.Clear()
 self.SetTitle('No title-Notepad')
 def Open_file(self):
 wildcard = "Text Files(*.txt)|*.txt|All Files (*.*)|*.*"
 # 文件对话框，打开样式，打开上次打开的目录
 dlg = wx.FileDialog(self, 'Open', '', '', wildcard, wx.FD_OPEN | wx.FD_CHANGE_DIR)
 if dlg.ShowModal() == wx.ID_OK:
 self.path = dlg.GetPath() # 获得文件路径
 self.Read_file(self.path)
 self.table.Bind(wx.EVT_TEXT, self.Event_text2)
 self.SetTitle(op.basename(self.path)+'-Notepad')
 self.IsModified = False
 def Save_file(self):
 wildcard = "Text Files(*.txt)|*.txt|All Files (*.*)|*.*"
 # 文件对话框，保存样式，覆盖文件提示
 dlg = wx.FileDialog(self, 'Save as', '', '', wildcard,
 wx.FD_SAVE | wx.FD_OVERWRITE_PROMPT | wx.FD_CHANGE_DIR)
 if dlg.ShowModal() == wx.ID_OK:
 self.path = dlg.GetPath()
 self.Write_file(self.path)
 self.SetTitle(op.basename(self.path) + '-Notepad')
 def Callback_to_app(self):
 if hasattr(self,'path')==True:
 if self.IsModified == True:
 dlg = AskDialog(self.path)
 result = dlg.ShowModal()
 if result == wx.ID_OK:
 self.Write_file(self.path)
 self.Destroy()
 elif result == 0:
 self.Destroy()
 else:
 self.Destroy()
 else:
 string = self.table.GetValue()
 if string == '':
 self.Destroy()
 else:
 dlg = AskDialog('No title')
 result = dlg.ShowModal()
 if result == wx.ID_OK:
 self.Save_file()
 self.Destroy()
 elif result == 0:
 self.Destroy()
 def Get_clipboard_data(self):
 text_data = wx.TextDataObject()
 if wx.TheClipboard.Open():
 success = wx.TheClipboard.GetData(text_data)
 wx.TheClipboard.Close()
 if success:
 return text_data.GetText() # 剪贴板内容
 class AskDialog(wx.Dialog):
 def __init__(self, path):
 wx.Dialog.__init__(self, None, -1, 'Notepad', size=(364, 143))
 panel = wx.Panel(self, size=(364, 60))
 panel.SetBackgroundColour('white')
 text = wx.StaticText(panel, -1, "Save the Change to " + path + "?",(10, 20))
 bt_save = wx.Button(self, wx.ID_OK, 'Save(S)', (87, 70), (76, 26))
 bt_save.SetDefault()
 bt_ntsave = wx.Button(self, -1, "Not save(N)", (168, 70), (90, 26))
 bt_ntsave.Bind(wx.EVT_BUTTON, self.Event_ntsave)
 bt_cancel = wx.Button(self, wx.ID_CANCEL, 'Cancel', (263, 70), (76, 26))
 self.Center()
 def Event_ntsave(self,event):
 self.Destroy()
 class FindDialog(wx.Dialog):
 def __init__(self,call,call2,find_value):
 wx.Dialog.__init__(self,None,-1,"Find",size=(430, 170))
 text = wx.StaticText(self,-1,"FindContent:",(5, 15))
 self.tc = wx.TextCtrl(self,-1,find_value,(84, 15),(223, 25),wx.TE_PROCESS_ENTER)
 self.tc.Bind(wx.EVT_TEXT_ENTER,self.Event_fdnt)
 self.tc.Bind(wx.EVT_TEXT, self.Event_checkvalue)
 self.bt_fdnt = wx.Button(self,-1,"FindNext(F)",(320, 12),(88, 30))
 self.bt_fdnt.Bind(wx.EVT_BUTTON, self.Event_fdnt)
 self.bt_fdnt.SetDefault()
 bt_cancel = wx.Button(self,wx.ID_CANCEL, "Cancel", (320, 48), (88, 30))
 self.cb = wx.CheckBox(self,-1,'Case sensitive(C)',(5, 93))
 self.rb = wx.RadioBox(self,-1,"Direction",(172, 55),(135, 60),["Up(U)", "Down(D)"],2,wx.RA_SPECIFY_COLS)
 self.rb.SetSelection(1)
 self.call = call
 self.call2 = call2
 if self.tc.GetValue()=='':
 self.bt_fdnt.Disable()
 def Event_checkvalue(self,event):
 value = self.tc.GetValue()
 if value == '':
 self.bt_fdnt.Disable()
 else:
 self.bt_fdnt.Enable()
 def Event_fdnt(self,event):
 cap = self.cb.GetValue()
 direct = self.rb.GetSelection()
 self.table = self.call()
 self.table.Bind(wx.EVT_SET_FOCUS,self.Event_getfocus)
 end = self.table.GetLastPosition()
 self.table.SetStyle(0, end, wx.TextAttr('black', 'white'))
 cursor = self.table.GetInsertionPoint()
 if direct == 1:
 string = self.table.GetRange(cursor,end)
 else:
 string = self.table.GetRange(0,cursor)
 string = string[::-1]
 value = self.tc.GetValue()
 self.call2((value,cap,direct))
 if cap == False:
 string = string.lower()
 value = value.lower()
 if value == '':
 pass
 else:
 if direct == 0:
 value = value[::-1]
 index = string.find(value)
 if index == -1:
 dlg = wx.MessageDialog(self,'Cannot find the "'+value+'"','Notepad')
 dlg.ShowModal()
 else:
 if direct == 1:
 self.table.SetStyle(cursor + index, cursor + index + len(value), wx.TextAttr('white', 'blue'))
 self.table.SetInsertionPoint(cursor + index + len(value))
 else:
 self.table.SetStyle(cursor - index - len(value), cursor - index, wx.TextAttr('white', 'blue'))
 self.table.SetInsertionPoint(cursor - index - len(value))
 def Event_getfocus(self,event):
 end = self.table.GetLastPosition()
 self.table.SetStyle(0, end, wx.TextAttr('black', 'white'))
 event.Skip()
 class ReplaceDialog(wx.Dialog):
 def __init__(self,call,call2,find_value):
 wx.Dialog.__init__(self,None,-1,"Replace",size=(420,238))
 self.text1 = wx.StaticText(self,-1,"FindContent(N):",(5,20))
 self.text2 = wx.StaticText(self,-1,"ReplaceTo(P):",(5,55))
 self.tc1 = wx.TextCtrl(self,-1,find_value,(95,15),(200,25))
 self.tc1.Bind(wx.EVT_TEXT,self.Event_text)
 self.tc2 = wx.TextCtrl(self,pos=(95,50),size=(200,25))
 self.bt_fdnt = wx.Button(self,-1,"FindNext(F)",(305,8),(88,30))
 self.bt_fdnt.Bind(wx.EVT_BUTTON,self.Event_fdnt)
 self.bt_fdnt.SetDefault()
 self.bt_repl = wx.Button(self,-1,"Replace(R)",(305,43),(88,30))
 self.bt_repl.Bind(wx.EVT_BUTTON,self.Event_repl)
 self.bt_real = wx.Button(self,-1,"ReplaceAll(A)",(305,78),(88,30))
 self.bt_real.Bind(wx.EVT_BUTTON,self.Event_real)
 bt_cancel = wx.Button(self,wx.ID_CANCEL,"Cancel",(305,113),(88,30))
 self.cb = wx.CheckBox(self,-1,'Case sensitive(C)',(8,134))
 self.call = call
 self.call2 = call2
 if self.tc1.GetValue()=='':
 self.bt_fdnt.Disable()
 self.bt_repl.Disable()
 self.bt_real.Disable()
 def Event_text(self,event):
 if self.tc1.GetValue() == '':
 self.bt_fdnt.Disable()
 self.bt_repl.Disable()
 self.bt_real.Disable()
 else:
 self.bt_fdnt.Enable()
 self.bt_repl.Enable()
 self.bt_real.Enable()
 def Event_fdnt(self,event):
 self.Find()
 def Event_repl(self,event):
 value = self.tc2.GetValue()
 if hasattr(self,'table')==True:
 self.table.Replace(self.pos_start,self.pos_end,value)
 self.Find()
 def Event_real(self,event):
 self.table = self.call()
 string = self.table.GetValue()
 value = self.tc1.GetValue()
 value2 = self.tc2.GetValue()
 self.table.SetValue(string.replace(value,value2))
 def Event_getfocus(self,event):
 end = self.table.GetLastPosition()
 self.table.SetStyle(0, end, wx.TextAttr('black', 'white'))
 event.Skip()
 def Find(self):
 cap = self.cb.GetValue()
 self.table = self.call()
 self.table.Bind(wx.EVT_SET_FOCUS, self.Event_getfocus)
 end = self.table.GetLastPosition()
 self.table.SetStyle(0, end, wx.TextAttr('black', 'white'))
 cursor = self.table.GetInsertionPoint()
 string = self.table.GetRange(cursor, end)
 value = self.tc1.GetValue()
 self.call2((value, cap, 1))
 if cap == False:
 string = string.lower()
 value = value.lower()
 if value == '':
 pass
 else:
 index = string.find(value)
 if index == -1:
 dlg = wx.MessageDialog(self, 'Cannot find the "' + value + '"', 'Notepad')
 dlg.ShowModal()
 else:
 self.pos_start = cursor + index
 self.pos_end = cursor + index + len(value)
 self.table.SetStyle(cursor + index, cursor + index + len(value), wx.TextAttr('white', 'blue'))
 self.table.SetInsertionPoint(cursor + index + len(value))
 class GotoDialog(wx.Dialog):
 def __init__(self, linum, nowline):
 wx.Dialog.__init__(self,None,-1,"Go to the line",size=(306, 167))
 self.nowline = nowline
 self.linum = linum
 text = wx.StaticText(self, label="Line number(L):", pos=(15, 15))
 self.tc = wx.TextCtrl(self, -1, self.nowline, (15, 38), (260, 30), wx.TE_PROCESS_ENTER, CharValidator())
 self.tc.Bind(wx.EVT_TEXT_ENTER, self.Event_confirm)
 bt_confirm = wx.Button(self,label="Goto", pos=(95, 84), size=(90, 30))
 bt_confirm.Bind(wx.EVT_BUTTON, self.Event_confirm)
 bt_confirm.SetDefault()
 bt_cancel = wx.Button(self, wx.ID_CANCEL,"Cancel",(190, 84),(90, 30))
 def GetValue(self):
 return self.value
 def Event_confirm(self,event):
 value = self.tc.GetValue()
 value = int(value)
 if 0 < value <= self.linum:
 self.value = value
 self.Destroy()
 else:
 dlg = JumpDialog()
 if dlg.ShowModal() == wx.ID_OK:
 self.value = str(self.linum)
 self.tc.SetValue(self.value)
 self.tc.SetFocus()
 pos = self.tc.GetLastPosition()
 self.tc.SetSelection(0, pos)
 class JumpDialog(wx.Dialog):
 def __init__(self):
 wx.Dialog.__init__(self, None, -1, "Notepad-Jump line", size=(154, 163))
 panel = wx.Panel(self,size=(154, 70))
 panel.SetBackgroundColour("white")
 text = wx.StaticText(panel,-1,"Line number out",(10, 20))
 bt_ok = wx.Button(self,wx.ID_OK,"OK",(32, 85),(90, 30))
 class AboutDialog(wx.Dialog):
 def __init__(self):
 wx.Dialog.__init__(self,None,-1,'About Notepad',size=(548, 504))
 html = HtmlWindow(self)
 html.SetPage(' '
 ' '
 '           '
 '           '
 ' <a href="#">许可条款</a>')
 class CharValidator(wx.Validator):
 def __init__(self):
 wx.Validator.__init__(self)
 self.Bind(wx.EVT_CHAR, self.OnChar) # 绑定字符事件
 def Clone(self):
 return CharValidator()
 def TransferToWindow(self):
 return True
 def OnChar(self, evt): # 数据处理
 keycode = evt.GetKeyCode()
 if keycode <48:
 if keycode !=8 and keycode !=13:
 return
 elif keycode >57:
 return
 evt.Skip()
 class TextDocPrintout(wx.Printout):
 def __init__(self, text, title, margins,font):
 wx.Printout.__init__(self, title)
 self.lines = text.split('\n')# 打印内容所有行的列表
 self.margins = margins
 self.title = title
 self.font = font
 def HasPage(self, page):
 # 这一个方法没有会导致只有1页
 return True
 def GetPageInfo(self):
 return (1, self.numPages, 1, self.numPages)
 def CalculateScale(self, dc):
 # 调整DC比例，直到打印输出大致与屏幕比例相同。
 ppiPrinterX, ppiPrinterY = self.GetPPIPrinter()
 ppiScreenX, ppiScreenY = self.GetPPIScreen()
 logScale = float(ppiPrinterX)/float(ppiScreenX)
 
 # 如果页面宽度==DC宽度那么不变，否则我们调小DC尺寸。
 pw, ph = self.GetPageSizePixels()
 dw, dh = dc.GetSize()
 scale = logScale *float(dw)/float(pw)
 
 # 设置DC的范围
 dc.SetUserScale(scale, scale)
 
 # 找到每毫米的逻辑单元（用来计算空白）
 self.logUnitsMM = float(ppiPrinterX)/(logScale*25.4)
 def CalculateLayout(self, dc):
 # 检测边距位置和页面/行高
 topLeft, bottomRight = self.margins
 dw, dh = dc.GetSize()
 self.x1 = topLeft.x * self.logUnitsMM
 self.y1 = topLeft.y * self.logUnitsMM
 self.x2 = dc.DeviceToLogicalXRel(dw) - bottomRight.x * self.logUnitsMM
 self.y2 = dc.DeviceToLogicalYRel(dh) - bottomRight.y * self.logUnitsMM
 
 # 沿着盒子内侧使用1mm的缓存，在每条线里添加一点像素
 self.pageHeight = self.y2 - self.y1 - 2*self.logUnitsMM
 self.pageWidth = self.x2 - self.x1 - 2*self.logUnitsMM
 dc.SetFont(self.font)
 self.lineHeight = dc.GetCharHeight()
 self.CharWidth = dc.GetCharWidth()
 self.maxlength = int(self.pageWidth/self.CharWidth)
 self.linesPerPage = int(self.pageHeight/self.lineHeight)-3#这个控制一页内行的数量
 def Recursion(self,string,limit,temp=[]):
 byte_len = 0
 for i, j in enumerate(string):
 if len(j.encode('utf-8')) == 1:
 byte_len += 1
 else:
 byte_len += 2
 if byte_len > limit:
 temp.append(string[:i])
 return self.Recursion(string[i:], limit)
 if byte_len <= limit:
 temp.append(string)
 return temp
 def OnPreparePrinting(self):
 # 计算页码数
 dc = self.GetDC()
 self.CalculateScale(dc)
 self.CalculateLayout(dc)
 new_list = []
 for i in self.lines:
 temp = self.Recursion(i, self.maxlength)
 new_list.extend(temp)
 self.lines = new_list
 self.numPages = len(self.lines) / self.linesPerPage# 最终页码数
 if len(self.lines) % self.linesPerPage != 0:
 self.numPages += 1
 def Get_string_lenth(self,string):
 '''返回字符串所包含的字节实际长度'''
 byte_num = 0
 for i in string:
 if len(i.encode('utf-8')) == 1:
 byte_num += 1
 else:
 byte_num += 2
 byte_length = byte_num * self.CharWidth
 return byte_length
 def OnPrintPage(self, page):
 dc = self.GetDC()
 self.CalculateScale(dc)
 self.CalculateLayout(dc)
 # 画出页面中的文本线
 line = (page-1) * self.linesPerPage
 x = self.x1 + self.logUnitsMM
 y = self.y1 + self.logUnitsMM
 y_end = y+self.lineHeight*(self.linesPerPage+2)
 footer = '第' + str(page) + '页'
 title_length = self.Get_string_lenth(self.title)
 footer_length = self.Get_string_lenth(footer)
 x_title = (self.x2-self.x1)/2+self.x1-title_length/2
 x_footer = (self.x2-self.x1)/2+self.x1-footer_length/2
 dc.DrawText(self.title, x_title, y)
 y += self.lineHeight
 while line < (page * self.linesPerPage):
 dc.DrawText(self.lines[line], x, y)
 y += self.lineHeight
 line += 1
 if line >= len(self.lines):
 break
 dc.DrawText(footer,x_footer,y_end)
 return True
 class HtmlWindow(wx.html.HtmlWindow):
 def __init__(self,parent):
 wx.html.HtmlWindow.__init__(self,parent,-1,style=wx.html.HW_NO_SELECTION)
 bt_confirm = wx.Button(self, wx.ID_OK, "Confirm", (435, 425), (90, 30))
 line = wx.StaticLine(self, -1, (20, 85), (495, 2)) # 分割线
 text = wx.StaticText(self, -1, "Hugehard Gateway", (60, 105))
 text = wx.StaticText(self, -1, "版本 1901(OS 内部版本 14250.250)", (60, 125))
 text = wx.StaticText(self, -1, "© 2019 Hugehard Corporation。保留所有权利。", (60, 145))
 text = wx.StaticText(self, -1, "Hugehard 19 教育版 操作系统及其用户界面受天朝和其他国家/地区的商标法和",
 (60, 165))
 text = wx.StaticText(self, -1, "其他待颁布或已颁布的知识产权法的保护", (60, 185))
 text = wx.StaticText(self, -1, "根据 Hugehard软件", (60, 306))
 text = wx.StaticText(self, -1, "，许可如下用户使用本产品：", (225, 306))
 text = wx.StaticText(self, -1, "吴越南蛮", (80, 343))
 
 def OnLinkClicked(self,link):
 webbrowser.open('http://www.baidu.com')
 class MainApp(wx.App):
 def OnInit(self):
 self.frame = MainFrame()
 self.frame.Bind(wx.EVT_CLOSE,self.OnClose,self.frame)
 self.frame.Show()
 return 1
 def OnClose(self,event):
 self.frame.Callback_to_app()
 
 if __name__=="__main__":
 app = MainApp()
 app.MainLoop()

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