Welcome folks today in this blog post we will be adding entry input text widget get value in popup message dialog window on button click in tkinter gui desktop app in python. All the full source code of the application is given below.
Get Started
In order to get started you need to install the below library using the pip command as shown below
pip install tkinter
After installing this library you need to make an app.py file and copy paste the following code
app.py
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import tkinter as tk import tkinter.messagebox as msgbox class Window(tk.Tk): def __init__(self): super().__init__() self.title("Hello Tkinter") self.label_text = tk.StringVar() self.label_text.set("My Name Is: ") self.name_text = tk.StringVar() self.label = tk.Label(self, textvar=self.label_text) self.label.pack(fill=tk.BOTH, expand=1, padx=100, pady=10) self.name_entry = tk.Entry(self, textvar=self.name_text) self.name_entry.pack(fill=tk.BOTH, expand=1, padx=20, pady=20) hello_button = tk.Button(self, text="Say Hello", command=self.say_hello) hello_button.pack(side=tk.LEFT, padx=(20, 0), pady=(0, 20)) goodbye_button = tk.Button(self, text="Say Goodbye", command=self.say_goodbye) goodbye_button.pack(side=tk.RIGHT, padx=(0, 20), pady=(0, 20)) def say_hello(self): message = "Hello there " + self.name_entry.get() msgbox.showinfo("Hello", message) def say_goodbye(self): if msgbox.askyesno("Close Window?", "Would you like to close this window?"): message = "Window will close in 2 seconds - goodybye " + self.name_entry.get() self.label_text.set(message) self.after(2000, self.destroy) else: msgbox.showinfo("Not Closing", "Great! This window will stay open.") if __name__ == "__main__": window = Window() window.mainloop() |
If you execute the above python script by typing the below command
python app.py
