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notepad.py
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from PyQt5.QtWidgets import *
from PyQt5.QtCore import *
from PyQt5.QtGui import *
import sys
class Notepad(QMainWindow):
def __init__(self):
super(Notepad,self).__init__()
self.y = False
self.file_name = "Untitled"
self.setWindowTitle(f"Notepad - {self.file_name}")
self.setWindowIcon(QIcon("./icon/notepad-icon.png"))
self.setGeometry(450,100,850,600)
self.txt = QTextEdit(self)
self.txt.setFont(QFont("Arial",10))
self.setCentralWidget(self.txt)
m = QMenuBar(self)
self.setMenuBar(m)
file_menu = m.addMenu("File")
view_menu = m.addMenu("View")
edit_menu = m.addMenu("Edit")
help_menu = m.addMenu("Help")
new_file_action = QAction("New File",self)
new_file_action.setShortcut("Ctrl+n")
new_file_action.triggered.connect(self.new_file)
open_file_action = QAction("Open File",self)
open_file_action.setShortcut("Ctrl+o")
open_file_action.triggered.connect(self.open_file)
save_file_action = QAction("Save",self)
save_file_action.setShortcut("Ctrl+s")
save_file_action.triggered.connect(self.save_file)
save_as_file_action = QAction("Save As",self)
save_as_file_action.setShortcut("Ctrl+Shift+s")
save_as_file_action.triggered.connect(self.save_as_file)
exit_action_action = QAction("Exit",self)
exit_action_action.setShortcut("Alt+F4")
exit_action_action.triggered.connect(self.close)
file_menu.addActions([new_file_action,open_file_action,save_file_action,save_as_file_action])
file_menu.addSeparator()
file_menu.addAction(exit_action_action)
normal_action = QAction("Normal",self)
normal_action.triggered.connect(lambda: self.showNormal())
fullscreen_action = QAction("FullScreen",self)
fullscreen_action.triggered.connect(lambda: self.showFullScreen())
minimize_action = QAction("Minimize",self)
minimize_action.triggered.connect(lambda: self.showMinimized())
font_action = QAction("Select Font",self)
font_action.triggered.connect(self.select_font)
view_menu.addActions([normal_action,fullscreen_action,minimize_action])
view_menu.addSeparator()
view_menu.addAction(font_action)
undo_action = QAction("Undo",self)
undo_action.setShortcut("Ctrl+z")
undo_action.triggered.connect(lambda: self.txt.undo())
redo_action = QAction("Redo",self)
redo_action.setShortcut("Ctrl+y")
redo_action.triggered.connect(lambda: self.txt.redo())
cut_action = QAction("Cut",self)
cut_action.setShortcut("Ctrl+x")
cut_action.triggered.connect(lambda: self.txt.cut())
copy_action = QAction("Copy",self)
copy_action.setShortcut("Ctrl+c")
copy_action.triggered.connect(lambda: self.txt.copy())
paste_action = QAction("Paste",self)
paste_action.setShortcut("Ctrl+v")
paste_action.triggered.connect(lambda: self.txt.paste())
delete_action = QAction("Delete",self)
delete_action.setShortcut("Delete")
delete_action.triggered.connect(lambda: self.txt.clear())
select_all_action = QAction("Select All",self)
select_all_action.setShortcut("Ctrl+a")
select_all_action.triggered.connect(lambda: self.txt.selectAll())
edit_menu.addActions([undo_action,redo_action])
edit_menu.addSeparator()
edit_menu.addActions([cut_action,copy_action,paste_action])
edit_menu.addSeparator()
edit_menu.addAction(delete_action)
edit_menu.addSeparator()
edit_menu.addAction(select_all_action)
help_action = QAction("Help",self)
help_action.triggered.connect(self.help_app)
about_action = QAction("About Notepad",self)
about_action.triggered.connect(self.about)
feedback_action = QAction("Send Feedback",self)
feedback_action.triggered.connect(self.feedback)
help_menu.addActions([help_action,about_action])
help_menu.addSeparator()
help_menu.addAction(feedback_action)
def new_file(self):
self.file_name = "Untitled"
self.txt.clear()
self.setWindowTitle(f"Notepad - {self.file_name}")
self.file = ""
self.y = False
def open_file(self):
self.file = QFileDialog.getOpenFileName(self,"Open File","C:\\","All Files (*.*)")
file_ = open(self.file[0],"r").read()
self.txt.setText(file_)
self.y = True
self.file_name = self.file[0]
self.setWindowTitle(f"Notepad - {self.file_name}")
def save_file(self):
if (self.y==False):
try:
self.file = QFileDialog.getSaveFileName(self,"Save File","C:\\","All Files (*.*)")
file_ = open(self.file[0],"w")
file_.write(self.txt.toPlainText())
file_.close()
self.y = True
self.file_name = self.file[0]
self.setWindowTitle(f"Notepad - {self.file_name}")
except (Exception,):
pass
elif (self.y==True):
file_ = open(self.file[0],"w")
file_.write(self.txt.toPlainText())
file_.close()
def save_as_file(self):
try:
self.file = ""
self.file = QFileDialog.getSaveFileName(self,"Save As","C:\\","All Files (*.*)")
file_ = open(self.file[0],"w")
file_.write(self.txt.toPlainText())
file_.close()
self.y = True
self.file_name = self.file[0]
self.setWindowTitle(f"Notepad - {self.file_name}")
except (Exception,):
pass
def select_font(self):
(font_,ok) = QFontDialog.getFont(QFont("Arial",10),self)
if ok:
self.txt.setFont(font_)
else:
pass
def help_app(self):
pass
def about(self):
mess = QMessageBox(self)
mess.setWindowTitle("About Notepad")
mess.setText("Notepad v1.0")
mess.setDetailedText("Hello")
mess.exec_()
def feedback(self):
pass
def main():
# Notepad v1.0
app = QApplication(sys.argv)
app.setApplicationName("Notepad")
app.setApplicationVersion("v1.0")
app.setWindowIcon(QIcon("./icon/notepad-icon"))
notepad = Notepad()
notepad.show()
app.exec_()
if __name__ == "__main__":
main()