How to open a file window in python

You can use the open() function to open a file window in Python. The specific steps are as follows: Import the Tkinter library and name it tk. Define an open_file_window() function to open a file window. Create a Tkinter window and set its title. Displays a file picker widget that lets the user select a file. If the user selects the file, opens the file in read-only mode and reads its contents. Create a textarea widget and set its height and width. Insert the file contents into the text area. Add a text area to the window. Start the Tkinter event loop until the window is closed.

How to open a file window in Python

In Python, you can use the open() function to open a document. The following are the specific steps:

Open the file window

import tkinter as tk

def open_file_window():
    # 创建一个Tkinter窗口
    root = tk.Tk()
    root.title("文件选择")

    # 创建一个文件选择器小部件
    file_path = tk.filedialog.askopenfilename()
    if file_path:
        # 打开文件并读取其内容
        with open(file_path, 'r') as f:
            file_content = f.read()

        # 将文件内容显示在窗口中
        text_area = tk.Text(root, height=10, width=50)
        text_area.insert(tk.END, file_content)
        text_area.pack()

    # 启动Tkinter事件循环
    root.mainloop()

Explanation

• import tkinter as tk: Import the Tkinter library and name it For tk.
• def open_file_window(): Define a function named open_file_window() to open a file window.
• root = tk.Tk(): Create a Tkinter window and store it in the root variable.
• root.title("File Selection"): Set the window title.
• file_path = tk.filedialog.askopenfilename(): Displays a file selector widget where the user can select a file.

• if file_path:: If the user selects a file, the following code block is executed.

  • with open(file_path, 'r') as f:: Open the file in read-only mode.
  • file_content = f.read(): Read the file content and store it in the file_content variable.
  • text_area = tk.Text(root, height=10, width=50): Create a text area widget and set its height and width.
  • text_area.insert(tk.END, file_content): Insert the file content into the text area.
  • text_area.pack(): Add a text area to the window.
• root.mainloop(): Start the Tkinter event loop until the window is closed.

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