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- from guizero import App, TextBox, PushButton, Box, info, Combo,Slider
- from guizero import CheckBox
- app = App(title="texteditor")
- # function for reading files
- def open_file():
- with open(file_name.value, "r") as f:
- editor.value = f.read()
- # function for writing files
- def save_file():
- with open(file_name.value, "w") as f:
- f.write(editor.value)
- info(title="File Save",text="File " + file_name.value + " Saved") # confirm file saved
- def change_font():
- editor.font = font.value
- def change_text_size():
- editor.text_size = size.value
- editor.resize(1, 1)
- editor.resize("fill", "fill")
- def change_text_colour():
- editor.text_color = colour.value
- # create a box to house the controls, we want the box to span the entire width of the app
- file_controls = Box(app, align="top", width="fill")
- # create a TextBox for the file name
- file_name = TextBox(file_controls, text="text_file.txt", width=35, align="left")
- file_name.font = "Times New Roman"
- file_name.text_color = 'green'
- file_name.text_size = 14
- file_name.bg="white"
- # create a save button which uses the save_file function
- save_button = PushButton(file_controls, text="Save", align="right",command=save_file)
- # create an open button which uses the open_file function
- open_button = PushButton(file_controls, text="Open", align="right", command=open_file)
- # create a TextBox which is not in the box and fills the rest of the GUI
- editor = TextBox(app, multiline=True, height="fill", width="fill")
- preferences_controls = Box(app, align="bottom", width="fill", border=True)
- preferences_controls.bg=(150,150,150)
- font = Combo(preferences_controls, options=["courier", "helvecia", "verdana"], align="left", command=change_font)
- size = Slider(preferences_controls, align="right", start = 10, end = 40, command=change_text_size)
- colour = Combo(preferences_controls, options=["black", "red", "blue","green","orange"], align="right",command=change_text_colour)
- app.display()
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