ساخت notepad با پایتون(tkinter)

به نام خدا

سلام

توی این جلسه میخوایم یک نوتپد بسازیم:

کد ساخت نوتپد:

import tkinter

import os

from tkinter import *

from tkinter.messagebox import *

from tkinter.filedialog import *

class Notepad:

	__root = Tk()

	# default window width and height

	__thisWidth = 300

	__thisHeight = 300

	__thisTextArea = Text(__root)

	__thisMenuBar = Menu(__root)

	__thisFileMenu = Menu(__thisMenuBar, tearoff=0)

	__thisEditMenu = Menu(__thisMenuBar, tearoff=0)

	__thisHelpMenu = Menu(__thisMenuBar, tearoff=0)

	# To add scrollbar

	__thisScrollBar = Scrollbar(__thisTextArea)	

	__file = None

	def __init__(self,**kwargs):

		# Set icon

		try:

				self.__root.wm_iconbitmap(&quotNotepad.ico&quot)

		except:

				pass

		# Set window size (the default is 300x300)

		try:

			self.__thisWidth = kwargs['width']

		except KeyError:

			pass

		try:

			self.__thisHeight = kwargs['height']

		except KeyError:

			pass

		# Set the window text

		self.__root.title(&quotUntitled - Notepad&quot)

		# Center the window

		screenWidth = self.__root.winfo_screenwidth()

		screenHeight = self.__root.winfo_screenheight()

		# For left-align

		left = (screenWidth / 2) - (self.__thisWidth / 2)

		# For right-align

		top = (screenHeight / 2) - (self.__thisHeight /2)

		# For top and bottom

		self.__root.geometry('%dx%d+%d+%d' % (self.__thisWidth,

											self.__thisHeight,

											left, top))

		# To make the textarea auto resizable

		self.__root.grid_rowconfigure(0, weight=1)

		self.__root.grid_columnconfigure(0, weight=1)

		# Add controls (widget)

		self.__thisTextArea.grid(sticky = N + E + S + W)

		# To open new file

		self.__thisFileMenu.add_command(label=&quotNew&quot,

										command=self.__newFile)

		# To open a already existing file

		self.__thisFileMenu.add_command(label=&quotOpen&quot,

										command=self.__openFile)

		# To save current file

		self.__thisFileMenu.add_command(label=&quotSave&quot,

										command=self.__saveFile)

		# To create a line in the dialog	

		self.__thisFileMenu.add_separator()										

		self.__thisFileMenu.add_command(label=&quotExit&quot,

										command=self.__quitApplication)

		self.__thisMenuBar.add_cascade(label=&quotFile&quot,

									menu=self.__thisFileMenu)	

		# To give a feature of cut

		self.__thisEditMenu.add_command(label=&quotCut&quot,

										command=self.__cut)			

		# to give a feature of copy

		self.__thisEditMenu.add_command(label=&quotCopy&quot,

										command=self.__copy)		

		# To give a feature of paste

		self.__thisEditMenu.add_command(label=&quotPaste&quot,

										command=self.__paste)		

		# To give a feature of editing

		self.__thisMenuBar.add_cascade(label=&quotEdit&quot,

									menu=self.__thisEditMenu)	

		# To create a feature of description of the notepad

		self.__thisHelpMenu.add_command(label=&quotAbout Notepad&quot,

										command=self.__showAbout)

		self.__thisMenuBar.add_cascade(label=&quotHelp&quot,

									menu=self.__thisHelpMenu)

		self.__root.config(menu=self.__thisMenuBar)

		self.__thisScrollBar.pack(side=RIGHT,fill=Y)				

		# Scrollbar will adjust automatically according to the content	

		self.__thisScrollBar.config(command=self.__thisTextArea.yview)	

		self.__thisTextArea.config(yscrollcommand=self.__thisScrollBar.set)

	def __quitApplication(self):

		self.__root.destroy()

		# exit()

	def __showAbout(self):

		showinfo(&quotNotepad&quot,&quotnotepad&quot)

	def __openFile(self):

		self.__file = askopenfilename(defaultextension=&quot.txt&quot,

									filetypes=[(&quotAll Files&quot,&quot*.*&quot),

										(&quotText Documents&quot,&quot*.txt&quot)])

		if self.__file == &quot&quot:

			# no file to open

			self.__file = None

		else:

			# Try to open the file

			# set the window title

			self.__root.title(os.path.basename(self.__file) + &quot - Notepad&quot)

			self.__thisTextArea.delete(1.0,END)

			file = open(self.__file,&quotr&quot)

			self.__thisTextArea.insert(1.0,file.read())

			file.close()

	def __newFile(self):

		self.__root.title(&quotUntitled - Notepad&quot)

		self.__file = None

		self.__thisTextArea.delete(1.0,END)

	def __saveFile(self):

		if self.__file == None:

			# Save as new file

			self.__file = asksaveasfilename(initialfile='Untitled.txt',

											defaultextension=&quot.txt&quot,

											filetypes=[(&quotAll Files&quot,&quot*.*&quot),

												(&quotText Documents&quot,&quot*.txt&quot)])

			if self.__file == &quot&quot:

				self.__file = None

			else:

				# Try to save the file

				file = open(self.__file,&quoto&quot)

				file.write(self.__thisTextArea.get(1.0,END))

				file.close()

				# Change the window title

				self.__root.title(os.path.basename(self.__file) + &quot - Notepad&quot)

		else:

			file = open(self.__file,&quotw&quot)

			file.write(self.__thisTextArea.get(1.0,END))

			file.close()

	def __cut(self):

		self.__thisTextArea.event_generate(&quot<<Cut>>&quot)

	def __copy(self):

		self.__thisTextArea.event_generate(&quot<<Copy>>&quot)

	def __paste(self):

		self.__thisTextArea.event_generate(&quot<<Paste>>&quot)

	def run(self):

		# Run main application

		self.__root.mainloop()
# Run main application
notepad = Notepad(width=700,height=500)
notepad.run()

import tkinter

import os

from tkinter import *

from tkinter.messagebox import *

from tkinter.filedialog import *

class Notepad:

__root = Tk()

# default window width and height

__thisWidth = 300

__thisHeight = 300

__thisTextArea = Text(__root)

__thisMenuBar = Menu(__root)

__thisFileMenu = Menu(__thisMenuBar, tearoff=0)

__thisEditMenu = Menu(__thisMenuBar, tearoff=0)

__thisHelpMenu = Menu(__thisMenuBar, tearoff=0)

# To add scrollbar

__thisScrollBar = Scrollbar(__thisTextArea)

__file = None

def __init__(self,**kwargs):

# Set icon

try:

self.__root.wm_iconbitmap("Notepad.ico")

except:

pass

# Set window size (the default is 300x300)

try:

self.__thisWidth = kwargs['width']

except KeyError:

pass

try:

self.__thisHeight = kwargs['height']

except KeyError:

pass

# Set the window text

self.__root.title("Untitled - Notepad")

# Center the window

screenWidth = self.__root.winfo_screenwidth()

screenHeight = self.__root.winfo_screenheight()

# For left-align

left = (screenWidth / 2) - (self.__thisWidth / 2)

# For right-align

top = (screenHeight / 2) - (self.__thisHeight /2)

# For top and bottom

self.__root.geometry('%dx%d+%d+%d' % (self.__thisWidth,

self.__thisHeight,

left, top))

# To make the textarea auto resizable

self.__root.grid_rowconfigure(0, weight=1)

self.__root.grid_columnconfigure(0, weight=1)

# Add controls (widget)

self.__thisTextArea.grid(sticky = N + E + S + W)

# To open new file

self.__thisFileMenu.add_command(label="New",

command=self.__newFile)

# To open a already existing file

self.__thisFileMenu.add_command(label="Open",

command=self.__openFile)

# To save current file

self.__thisFileMenu.add_command(label="Save",

command=self.__saveFile)

# To create a line in the dialog

self.__thisFileMenu.add_separator()

self.__thisFileMenu.add_command(label="Exit",

command=self.__quitApplication)

self.__thisMenuBar.add_cascade(label="File",

menu=self.__thisFileMenu)

# To give a feature of cut

self.__thisEditMenu.add_command(label="Cut",

command=self.__cut)

# to give a feature of copy

self.__thisEditMenu.add_command(label="Copy",

command=self.__copy)

# To give a feature of paste

self.__thisEditMenu.add_command(label="Paste",

command=self.__paste)

# To give a feature of editing

self.__thisMenuBar.add_cascade(label="Edit",

menu=self.__thisEditMenu)

# To create a feature of description of the notepad

self.__thisHelpMenu.add_command(label="About Notepad",

command=self.__showAbout)

self.__thisMenuBar.add_cascade(label="Help",

menu=self.__thisHelpMenu)

self.__root.config(menu=self.__thisMenuBar)

self.__thisScrollBar.pack(side=RIGHT,fill=Y)

# Scrollbar will adjust automatically according to the content

self.__thisScrollBar.config(command=self.__thisTextArea.yview)

self.__thisTextArea.config(yscrollcommand=self.__thisScrollBar.set)

def __quitApplication(self):

self.__root.destroy()

# exit()

def __showAbout(self):

showinfo("Notepad","notepad")

def __openFile(self):

self.__file = askopenfilename(defaultextension=".txt",

filetypes=[("All Files","*.*"),

("Text Documents","*.txt")])

if self.__file == "":

# no file to open

self.__file = None

else:

# Try to open the file

# set the window title

self.__root.title(os.path.basename(self.__file) + " - Notepad")

self.__thisTextArea.delete(1.0,END)

file = open(self.__file,"r")

self.__thisTextArea.insert(1.0,file.read())

file.close()

def __newFile(self):

self.__root.title("Untitled - Notepad")

self.__file = None

self.__thisTextArea.delete(1.0,END)

def __saveFile(self):

if self.__file == None:

# Save as new file

self.__file = asksaveasfilename(initialfile='Untitled.txt',

defaultextension=".txt",

filetypes=[("All Files","*.*"),

("Text Documents","*.txt")])

if self.__file == "":

self.__file = None

else:

# Try to save the file

file = open(self.__file,"o")

file.write(self.__thisTextArea.get(1.0,END))

file.close()

# Change the window title

self.__root.title(os.path.basename(self.__file) + " - Notepad")

else:

file = open(self.__file,"w")

file.write(self.__thisTextArea.get(1.0,END))

file.close()

def __cut(self):

self.__thisTextArea.event_generate("<<Cut>>")

def __copy(self):

self.__thisTextArea.event_generate("<<Copy>>")

def __paste(self):

self.__thisTextArea.event_generate("<<Paste>>")

def run(self):

# Run main application

self.__root.mainloop()

# Run main application

notepad = Notepad(width=700,height=500)

notepad.run()

خروجی:

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