pip install tkinterdnd2

import tkinter as tk
from tkinter import filedialog, messagebox
import tkinterdnd2 as tkdnd # 導(dǎo)入擴(kuò)展庫(kù)

root = tkdnd.Tk() # 使用 tkdnd.Tk() 而非 tk.Tk()
root.title("文件夾拖拽與選擇")
root.geometry("600x400")

def select_folder_dialog():
    """
    打開(kāi)文件夾選擇對(duì)話(huà)框，并更新顯示的路徑。
    """
    selected_path = filedialog.askdirectory(title="選擇文件夾")
    if selected_path: # 如果用戶(hù)沒(méi)有取消選擇
        path_var.set(selected_path) # 更新 StringVar，從而更新標(biāo)簽顯示
        print(f"通過(guò)按鈕選擇的文件夾路徑: {selected_path}")

# 創(chuàng)建按鈕并關(guān)聯(lián)函數(shù)
upload_button = tk.Button(root, text="點(diǎn)擊選擇文件夾", command=select_folder_dialog, height=2, width=20)
upload_button.pack(pady=10)

# 創(chuàng)建一個(gè)大的 Frame 作為拖拽區(qū)域
drag_drop_frame = tk.Frame(root, bd=4, relief=tk.RAISED, bg="#e6e6e6")
drag_drop_frame.pack(pady=20, padx=50, fill=tk.BOTH, expand=True)

# 1. 注冊(cè)為拖拽目標(biāo)
drag_drop_frame.drop_target_register(tkdnd.DND_FILES)

# 2. 定義處理拖拽放置的函數(shù)
def on_drop(event):
    path_str = event.data # 獲取拖拽進(jìn)來(lái)的數(shù)據(jù)
    path_str = path_str.strip('{}').rstrip('\x00') # 清理路徑字符串
    paths = path_str.split('\n') # 分割可能的多個(gè)項(xiàng)目
    if paths:
        dropped_path = paths[0].strip() # 獲取第一個(gè)路徑
        if dropped_path:
            path_var.set(dropped_path) # 更新顯示
            print(f"通過(guò)拖拽獲取的文件夾路徑: {dropped_path}")

# 3. 綁定拖拽事件
drag_drop_frame.dnd_bind('<<Drop>>', on_drop)

# 可選：添加懸停反饋
def on_drag_enter(event):
    drag_drop_frame.configure(relief=tk.SUNKEN, bg="#cccccc")
    return tkdnd.COPY # 指示允許操作

def on_drag_leave(event):
    drag_drop_frame.configure(relief=tk.RAISED, bg="#e6e6e6")

drag_drop_frame.dnd_bind('<<DropEnter>>', on_drag_enter)
drag_drop_frame.dnd_bind('<<DropLeave>>', on_drag_leave)

path_var = tk.StringVar()
path_var.set("請(qǐng)拖拽文件夾到這里或點(diǎn)擊按鈕選擇...")

path_label = tk.Label(
    drag_drop_frame,
    textvariable=path_var, # 綁定到 StringVar
    wraplength=500,
    justify=tk.CENTER,
    bg="#e6e6e6",
    font=("Arial", 10)
)
path_label.pack(padx=20, pady=20, fill=tk.BOTH, expand=True)

root.mainloop()

import tkinter as tk
from tkinter import filedialog, messagebox
import tkinterdnd2 as tkdnd

def select_folder_dialog():
    """
    打開(kāi)文件夾選擇對(duì)話(huà)框，并更新顯示的路徑。
    """
    selected_path = filedialog.askdirectory(title="選擇文件夾")
    if selected_path:
        path_var.set(selected_path)
        print(f"通過(guò)按鈕選擇的文件夾路徑: {selected_path}")

def on_drop(event):
    """
    處理拖拽文件夾到窗口或控件上的事件。
    """
    path_str = event.data
    path_str = path_str.strip('{}').rstrip('\x00')
    paths = path_str.split('\n')
    if paths:
        dropped_path = paths[0].strip()
        if dropped_path:
            path_var.set(dropped_path)
            print(f"通過(guò)拖拽獲取的文件夾路徑: {dropped_path}")

def on_click_label(event):
    """
    點(diǎn)擊路徑顯示標(biāo)簽時(shí)，彈出消息框顯示完整路徑。
    """
    current_path = path_var.get()
    if current_path:
        messagebox.showinfo("當(dāng)前路徑", f"路徑:\n{current_path}")
    else:
        messagebox.showwarning("無(wú)路徑", "當(dāng)前沒(méi)有選擇任何路徑。")

# --- 主程序 ---
if __name__ == "__main__":
    root = tkdnd.Tk()
    root.title("文件夾拖拽與選擇")
    root.geometry("600x400")

    # --- 控件布局 ---
    title_label = tk.Label(root, text="文件夾上傳", font=("Arial", 18))
    title_label.pack(pady=(20, 10))

    upload_button = tk.Button(root, text="點(diǎn)擊選擇文件夾", command=select_folder_dialog, height=2, width=20)
    upload_button.pack(pady=10)

    separator = tk.Frame(root, height=2, bd=1, relief=tk.SUNKEN)
    separator.pack(fill=tk.X, padx=50, pady=10)

    # --- 創(chuàng)建一個(gè)大的拖拽區(qū)域 ---
    drag_drop_frame = tk.Frame(root, bd=4, relief=tk.RAISED, bg="#e6e6e6")
    drag_drop_frame.pack(pady=20, padx=50, fill=tk.BOTH, expand=True)

    # 為這個(gè)大 Frame 注冊(cè)拖拽目標(biāo)
    drag_drop_frame.drop_target_register(tkdnd.DND_FILES)
    drag_drop_frame.dnd_bind('<<Drop>>', on_drop)

    # 可選：添加拖拽懸停時(shí)的視覺(jué)反饋
    def on_drag_enter(event):
        drag_drop_frame.configure(relief=tk.SUNKEN, bg="#cccccc")
        return tkdnd.COPY

    def on_drag_leave(event):
        drag_drop_frame.configure(relief=tk.RAISED, bg="#e6e6e6")

    drag_drop_frame.dnd_bind('<<DropEnter>>', on_drag_enter)
    drag_drop_frame.dnd_bind('<<DropLeave>>', on_drag_leave)

    # 顯示路徑的變量和標(biāo)簽
    path_var = tk.StringVar()
    path_var.set("請(qǐng)拖拽文件夾到這里或點(diǎn)擊按鈕選擇...")

    path_label = tk.Label(
        drag_drop_frame,
        textvariable=path_var,
        wraplength=500,
        justify=tk.CENTER,
        bg="#e6e6e6",
        font=("Arial", 10)
    )
    path_label.pack(padx=20, pady=20, fill=tk.BOTH, expand=True)

    # 為路徑標(biāo)簽綁定點(diǎn)擊事件
    path_label.bind("<Button-1>", on_click_label)

    root.mainloop()