import os import threading import tkinter as tk from tkinter import ttk, messagebox import tkinter.filedialog from queue import Queue import subprocess import send2trash class FolderScanner(threading.Thread): def __init__(self, start_path, queue): """ 初始化函数，创建一个线程并设置起始路径和队列。 Args: start_path (str): 起始路径，表示要遍历的文件夹的根目录。 queue (Queue): 队列对象，用于线程间的通信，存放待处理或已处理过的文件或文件夹路径。 Returns: None """ # 使用super()调用父类threading.Thread的__init__方法 super().__init__() self.start_path = start_path self.queue = queue def run(self): """ 运行扫描文件夹并获取文件信息的操作。 Args: 无参数。 Returns: 无返回值。 """ self.scan_folder(self.start_path) def scan_folder(self, folder): """ 遍历指定文件夹下的所有子文件夹和文件，并将它们的路径、大小、父文件夹路径和类型（文件夹或文件）放入队列中。 Args: folder (str): 需要遍历的文件夹路径。 Returns: None. """ for dirpath, dirnames, filenames in os.walk(folder): for dirname in dirnames: folder_path = os.path.join(dirpath, dirname) size = self.get_size(folder_path) self.queue.put((folder_path, size, dirpath, "folder")) for filename in filenames: file_path = os.path.join(dirpath, filename) size = os.path.getsize(file_path) self.queue.put((file_path, size, dirpath, "file")) def get_size(self, path): # 初始化总大小为0 total_size = 0 # 遍历指定路径下的所有文件和目录 for dirpath, dirnames, filenames in os.walk(path): # 遍历当前目录下的所有文件 for f in filenames: # 拼接文件的完整路径 fp = os.path.join(dirpath, f) # 将文件大小累加到总大小中 total_size += os.path.getsize(fp) return total_size class App(tk.Tk): def __init__(self, start_path): """ 初始化目录扫描器窗口 Args: start_path (str): 开始扫描的目录路径 Returns: None """ super().__init__() self.title("目录扫描器 V1.0") self.start_path = start_path self.queue = Queue() self.scanner = FolderScanner(start_path, self.queue) self.scanner.start() self.style = ttk.Style(self) self.style.configure( "Treeview", font=("Helvetica", 10), rowheight=25 ) # 设置行高 self.style.configure("Treeview.Heading", font=("Helvetica", 12, "bold")) self.tree = ttk.Treeview(self, style="Treeview") self.tree.heading("#0", text="目录/文件名（目录/文件大小）", anchor="w") self.tree.tag_configure("folder", foreground="orange") self.tree.tag_configure("file", foreground="black") self.tree.pack(fill=tk.BOTH, expand=True) self.folder_first_var = tk.BooleanVar() self.folder_first_checkbutton = tk.Checkbutton( self, text="目录优先显示", variable=self.folder_first_var ) self.folder_first_checkbutton.pack(side=tk.LEFT, fill=tk.X) self.folder_first_checkbutton.config(command=self.update_folder_first_var) self.sort_by_size_button = tk.Button( self, text="根据目录/文件大小排序", command=self.sort_by_size ) self.sort_by_size_button.pack(side=tk.LEFT, fill=tk.X) self.sort_by_name_button = tk.Button( self, text="根据目录/文件名排序", command=self.sort_by_name ) self.sort_by_name_button.pack(side=tk.LEFT, fill=tk.X) self.refresh_button = tk.Button( self, text="刷新列表", command=self.refresh_tree ) self.refresh_button.pack(side=tk.LEFT, fill=tk.X) self.tree.bind("", self.show_context_menu) self.size_sort_order = True self.name_sort_order = True self.is_sorting = False self.populate_root() self.update_tree() self.protocol("WM_DELETE_WINDOW", self.on_close) self.set_window_size() def populate_root(self): """ 在树形控件中填充根节点。 Args: 无参数。 Returns: 无返回值。 """ size = self.scanner.get_size(self.start_path) / 1024 / 1024 self.tree.insert( "", "end", iid=self.start_path, text=f"{os.path.basename(self.start_path)} ({size:.2f} MB)", tags=("folder",), open=True, ) def update_tree(self): """ 更新树形结构，将磁盘文件信息更新到树形视图中。 Args: 无 Returns: 无 """ if not self.is_sorting: while not self.queue.empty(): path, size, parent, tag = self.queue.get() size_mb = size / 1024 / 1024 parent_iid = self.get_iid(parent) if parent == self.start_path: parent_iid = self.start_path if not self.tree.exists(self.get_iid(path)): self.tree.insert( parent_iid, "end", iid=self.get_iid(path), text=f"{os.path.basename(path)} ({size_mb:.2f} MB)", tags=(tag,), open=False, ) self.after(100, self.update_tree) def get_iid(self, path): """ 获取指定路径的iid值 Args: path (str): 文件或目录的路径 Returns: str: 路径本身作为iid值返回 """ return path def sort_by_size(self): """ 根据文件或文件夹的大小对文件列表进行排序。 Args: 无参数。 Returns: 无返回值，直接修改当前实例的文件列表。 """ self.sort_items( lambda x: ( 0 if x[1] == "folder" and self.folder_first_var.get() else 1, ( -float(x[0].split()[-2].replace("(", "")) if self.size_sort_order else float(x[0].split()[-2].replace("(", "")) ), ), False, ) self.size_sort_order = not self.size_sort_order def sort_by_name(self): """ 根据名称对列表进行排序 Args: 无 Returns: 无返回值，但会改变对象的内部状态 """ self.sort_items( lambda x: ( 0 if x[1] == "folder" and self.folder_first_var.get() else 1, x[0].lower(), ), self.name_sort_order, ) self.name_sort_order = not self.name_sort_order def sort_items(self, key, reverse): """ 对树形控件中的指定目录进行排序。 Args: key (callable): 用于排序的key函数。 reverse (bool): 是否降序排序。 Returns: None """ if self.folder_first_var.get(): selected = self.tree.selection() if not selected: messagebox.showinfo("提示", "请选择你要排序的目录") return self.scanner.join() self.is_sorting = True for parent in selected: children = self.tree.get_children(parent) folder_items = [] file_items = [] for child in children: item = ( self.tree.item(child)["text"], self.tree.item(child)["tags"][0], child, ) if item[1] == "folder": folder_items.append(item) else: file_items.append(item) sorted_items = sorted(folder_items, key=key, reverse=reverse) + sorted( file_items, key=key, reverse=reverse ) for item in sorted_items: self.tree.detach(item[2]) for index, item in enumerate(sorted_items): self.tree.move(item[2], parent, index) else: selected = self.tree.selection() if not selected: messagebox.showinfo("提示", "请选择你要排序的目录") return self.scanner.join() self.is_sorting = True for parent in selected: children = self.tree.get_children(parent) items = [ ( self.tree.item(child)["text"], self.tree.item(child)["tags"][0], child, ) for child in children ] sorted_items = sorted(items, key=key, reverse=reverse) for item in sorted_items: self.tree.detach(item[2]) for index, item in enumerate(sorted_items): self.tree.move(item[2], parent, index) def show_context_menu(self, event): """ 显示上下文菜单 Args: event (tkinter.Event): 鼠标事件对象 Returns: None """ item = self.tree.identify_row(event.y) if item: self.tree.selection_set(item) menu = tk.Menu(self, tearoff=0) menu.add_command(label="打开文件", command=lambda: self.open_item(item)) menu.add_command( label="打开所在目录", command=lambda: self.open_directory(item) ) menu.add_command( label="删除文件/目录(放入回收站)", command=lambda: self.delete_item(item), ) menu.post(event.x_root, event.y_root) def open_item(self, item): path = self.tree.item(item, "text").split(" ")[0] full_path = os.path.join(self.start_path, path) try: if os.path.isdir(full_path): subprocess.Popen(f'explorer "{os.path.realpath(full_path)}"') else: os.startfile(full_path) except Exception as e: messagebox.showerror("错误", f"无法打开 {full_path}\n{e}") def open_directory(self, item): path = self.tree.item(item, "text").split(" ")[0] full_path = os.path.join(self.start_path, path) if not os.path.isdir(full_path): full_path = os.path.dirname(full_path) try: subprocess.Popen(f'explorer "{os.path.realpath(full_path)}"') except Exception as e: messagebox.showerror("错误", f"无法打开 {full_path}\n{e}") def delete_item(self, item): path = self.tree.item(item, "text").split(" ")[0] full_path = os.path.normpath( os.path.join(self.start_path, path) ) # 使用os.path.normpath来规范化路径 confirm = messagebox.askyesno("提示", f"你确定要删除 {full_path} 吗?") if confirm: try: send2trash.send2trash(full_path) self.tree.delete(item) except Exception as e: messagebox.showerror("错误", f"无法删除 {full_path}\n{e}") self.refresh_tree() def refresh_tree(self): for item in self.tree.get_children(): self.tree.delete(item) self.populate_root() self.scanner = FolderScanner(self.start_path, self.queue) self.scanner.start() def on_close(self): self.scanner.join() self.destroy() def set_window_size(self): screen_width = self.winfo_screenwidth() screen_height = self.winfo_screenheight() window_width = int(screen_width * 0.6) window_height = int(screen_height * 0.6) self.geometry( f"{window_width}x{window_height}+{screen_width//2 - window_width//2}+{screen_height//2 - window_height//2}" ) self.update_font_size() def update_font_size(self): current_font = self.style.lookup("Treeview", "font") font_size = int(current_font.split()[1]) screen_width = self.winfo_screenwidth() new_font_size = int(screen_width / 100) if new_font_size != font_size: new_font = (current_font.split()[0], new_font_size) self.style.configure("Treeview", font=new_font) self.style.configure( "Treeview.Heading", font=(current_font.split()[0], new_font_size + 2, "bold"), ) def sort_root_items(self, by="size"): if by == "size": self.sort_by_size() elif by == "name": self.sort_by_name() def update_folder_first_var(self): if self.folder_first_var.get(): self.folder_first_var.set(False) else: self.folder_first_var.set(True) if __name__ == "__main__": root = tk.Tk() root.withdraw() start_path = tkinter.filedialog.askdirectory() if start_path: app = App(start_path) app.mainloop() else: messagebox.showinfo("提示", "没有选中任何目录，程序即将退出") root.destroy()