some online examples of passing variables between windows

This commit is contained in:
Joost Agterhoek 2024-08-21 22:14:09 +02:00
parent ece8f8ad7d
commit 74acacd80c
6 changed files with 336 additions and 0 deletions

30
tkinter-example-enter.py Normal file
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import tkinter as tk
class Demo1:
def __init__(self, master):
self.master = master
self.frame = tk.Frame(self.master)
self.button1 = tk.Button(self.frame, text = 'New Window', width = 25, command = self.new_window)
self.button1.pack()
self.frame.pack()
def new_window(self):
self.newWindow = tk.Toplevel(self.master)
self.app = Demo2(self.newWindow)
class Demo2:
def __init__(self, master):
self.master = master
self.frame = tk.Frame(self.master)
self.quitButton = tk.Button(self.frame, text = 'Quit', width = 25, command = self.close_windows)
self.quitButton.pack()
self.frame.pack()
def close_windows(self):
self.master.destroy()
def main():
root = tk.Tk()
app = Demo1(root)
root.mainloop()
if __name__ == '__main__':
main()

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tkinter-example-oop-1.py Normal file
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# From: https://www.pythontutorial.net/tkinter/tkinter-object-oriented-window/
import tkinter as tk
from tkinter import ttk
from tkinter.messagebox import showinfo
class App(tk.Tk):
def __init__(self):
super().__init__()
self.title('test')
self.geometry('300x50')
self.resizable(0,0)
self.columnconfigure(0, weight=1)
self.columnconfigure(1, weight=1)
self.columnconfigure(2, weight=1)
self.columnconfigure(3, weight=1)
self.label = ttk.Label(self, text='testing label')
self.label.grid(column=1, row=0, columnspan=2, sticky='nsew')
self.button = ttk.Button(self, text='testing button')
self.button['command'] = self.button_clicked
self.button.grid(column=1, row=1, columnspan=2, sticky='nsew')
def button_clicked(self):
showinfo(title='Information', message='testing button method')
if __name__ == "__main__":
app = App()
app.mainloop()

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tkinter-example-oop-2.py Normal file
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# from: https://www.pythontutorial.net/tkinter/tkinter-object-oriented-frame/
import tkinter as tk
from tkinter import ttk
class InputFrame(ttk.Frame):
def __init__(self, container):
super().__init__(container)
# setup the grid layout manager
self.columnconfigure(0, weight=1)
self.columnconfigure(0, weight=3)
self.__create_widgets()
def __create_widgets(self):
# Find what
ttk.Label(self, text="Find what:").grid(column=0, row=0, sticky=tk.W)
keyword = ttk.Entry(self, width=30)
keyword.focus()
keyword.grid(column=1, row=0, sticky=tk.W)
# Replace with:
ttk.Label(self, text="Replace with:").grid(column=0, row=1, sticky=tk.W)
replacement = ttk.Entry(self, width=30)
replacement.grid(column=1, row=1, sticky=tk.W)
# Match Case checkbox
match_case = tk.StringVar()
match_case_check = ttk.Checkbutton(
self,
text="Match case",
variable=match_case,
command=lambda: print(match_case.get()),
)
match_case_check.grid(column=0, row=2, sticky=tk.W)
# Wrap Around checkbox
wrap_around = tk.StringVar()
wrap_around_check = ttk.Checkbutton(
self,
variable=wrap_around,
text="Wrap around",
command=lambda: print(wrap_around.get()),
)
wrap_around_check.grid(column=0, row=3, sticky=tk.W)
for widget in self.winfo_children():
widget.grid(padx=0, pady=5)
class ButtonFrame(ttk.Frame):
def __init__(self, container):
super().__init__(container)
# setup the grid layout manager
self.columnconfigure(0, weight=1)
self.__create_widgets()
def __create_widgets(self):
ttk.Button(self, text="Find Next").grid(column=0, row=0)
ttk.Button(self, text="Replace").grid(column=0, row=1)
ttk.Button(self, text="Replace All").grid(column=0, row=2)
ttk.Button(self, text="Cancel").grid(column=0, row=3)
for widget in self.winfo_children():
widget.grid(padx=0, pady=3)
class App(tk.Tk):
def __init__(self):
super().__init__()
self.title("Replace")
self.geometry("400x150")
self.resizable(0, 0)
# windows only (remove the minimize/maximize button)
# self.attributes('-toolwindow', True)
# layout on the root window
self.columnconfigure(0, weight=4)
self.columnconfigure(1, weight=1)
self.__create_widgets()
def __create_widgets(self):
# create the input frame
input_frame = InputFrame(self)
input_frame.grid(column=0, row=0)
# create the button frame
button_frame = ButtonFrame(self)
button_frame.grid(column=1, row=0)
if __name__ == "__main__":
app = App()
app.mainloop()

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import tkinter as tk
class Application(tk.Frame):
def __init__(self):
self.root = tk.Tk()
self.root.geometry("300x200")
tk.Frame.__init__(self, self.root)
self.create_widgets()
def create_widgets(self):
self.root.bind("<Return>", self.parse)
self.grid()
self.submit = tk.Button(self, text="Submit")
self.submit.bind("<Button-1>", self.parse)
self.submit.grid()
def parse(self, event):
print("You clicked?")
def start(self):
self.root.mainloop()
Application().start()

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# https://stackoverflow.com/questions/70614386/passing-values-tkinter-elements-between-classes-in-tkinter
import os
import tkinter as tk
from tkinter import filedialog
class MainFrame:
def __init__(self, master):
self.file_selection = FileSelect(master, main=self)
self.file_load = LoadFiles(master, main=self)
class FileSelect:
def __init__(self, master, main):
self.main = main
self.files = []
# Frame
self.frame = tk.LabelFrame(master, text="File Selection")
self.frame.grid(row=0, column=0)
# Select directory button
tk.Button(self.frame, text="Open:", command=self.directory_path).grid(
row=0, column=0
)
# Directory Selection
def directory_path(self):
# Select filepath
directory = filedialog.askdirectory(initialdir="/", title="Select a directory")
os.chdir(directory)
# Populate list of files
for tb in os.listdir(directory):
self.files.append(tb)
# Update GUI, activate button in different class if condition met
if len(os.listdir(directory)) == 0:
self.main.file_load.import_files_button["state"] = tk.DISABLED
else:
self.main.file_load.import_files_button["state"] = tk.NORMAL
class LoadFiles:
def __init__(self, master, main):
self.main = main
# Frame
self.frame = tk.LabelFrame(master, text="File loading")
self.frame.grid(row=1, column=0)
# Load button
self.import_files_button = tk.Button(
self.frame, text="Import TB", command=self.print_files, state=tk.DISABLED
)
self.import_files_button.grid(row=0, column=0, sticky="EW")
# Tkinter Elements...
def print_files(self):
print(self.main.file_selection.files)
if __name__ == "__main__":
root = tk.Tk()
MainFrame(root)
root.mainloop()

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import os
import tkinter as tk
from tkinter import filedialog
class MainFrame:
def __init__(self, master):
self.master = master
# Variables
self.file_list = [] # Files list
self.import_state = tk.DISABLED # Enable import on correct fp
# Class Frames
FileSelect(master, self.file_list, self.import_state)
LoadFiles(master, self.file_list, self.import_state)
class FileSelect:
def __init__(self, master, files, button_state):
self.files = files
self.button_state = button_state
# Frame
self.frame = tk.LabelFrame(master, text="File Selection")
self.frame.grid(row=0, column=0)
# Select directory button
tk.Button(self.frame, text="Open:", command=self.directory_path).grid(
row=0, column=0
)
# Tkinter Elements...
# Directory Selection
def directory_path(self):
# Select filepath
directory = filedialog.askdirectory(initialdir="/", title="Select a directory")
os.chdir(directory)
# Populate list of files
for tb in os.listdir(directory):
self.files.append(tb)
# Update GUI, activate button in different class if condition met
if len(os.listdir(directory)) == 0:
# Update GUI Labels...
self.button_state = tk.DISABLED
print(self.files, self.button_state)
elif len(self.files) == len(os.listdir(directory)):
# Update GUI Labels...
self.button_state = tk.NORMAL
print(self.files, self.button_state)
class LoadFiles:
def __init__(self, master, files, button_state):
self.files = files
self.button_state = button_state
# Frame
self.frame = tk.LabelFrame(master, text="File loading")
self.frame.grid(row=1, column=0)
# Load button
self.import_files_button = tk.Button(
self.frame, text="Import TB", command=self.print_files
)
self.import_files_button.grid(row=0, column=0, sticky="EW")
# Tkinter Elements...
def print_files(self):
print(self.files, self.button_state)
if __name__ == "__main__":
root = tk.Tk()
MainFrame(root)
root.mainloop()