桌面搜索程序 Python

一个简单的桌面搜索程序。流程化代码：

"""
    做一个桌面应用搜索程序
"""
import tkinter as tk
from tkinter import messagebox, filedialog
import os

root = tk.Tk()
root.title('搜索程序')
root.geometry('600x300')

# 布局组件
searchFrame = tk.Frame()
searchFrame.pack()

# 标签1
tk.Label(searchFrame, text='关键字：').pack(side=tk.LEFT, padx=10, pady=10)
searchKey = tk.Entry(searchFrame)
searchKey.pack(side=tk.LEFT, padx=10, pady=10)

# 标签2
tk.Label(searchFrame, text='文件类型：').pack(side=tk.LEFT, padx=10, pady=10)
searchType = tk.Entry(searchFrame)
searchType.pack(side=tk.LEFT, padx=10, pady=10)

# 标签3
searchButton = tk.Button(searchFrame,text='搜索')
searchButton.pack(side=tk.LEFT, padx=10, pady=10)

# 标签4
searchListBox = tk.Listbox(root, width=80)
searchListBox.pack(side=tk.LEFT, fill=tk.BOTH, expand=True)

# 标签5
searchScrollBar = tk.Scrollbar(root)
searchScrollBar.pack(side=tk.RIGHT, fill=tk.Y)

def search():
    fileCounts = []
    key = searchKey.get()
    fileType = searchType.get()
    if not key:
        messagebox.showinfo(title='出错了！', message='请输入正确的关键字！')
        return
    if not fileType:
        messagebox.showinfo(title='出错了！', message='请输入正确的文件类型！')
        return
    if key and fileType:
        print('开始执行搜索！')
        fn = filedialog.askdirectory()
        # 开始遍历选取的文件夹
        for rootPath, dirs, files in os.walk(fn):
            # 遍历文件
            for file in files:
                if file.endswith(fileType):
                # if (key in file) and (file.endswith(fileType)): # 条件是key
                    fileCounts.append(file)
                    searchListBox.insert(tk.END, rootPath + '\\' + file)
    searchListBox.insert(tk.END, '总共搜索到：' + str(len(fileCounts)) + '条！')

searchButton.config(command=search)
# 设置滚动条样式
searchListBox.config(yscrollcommand=searchScrollBar.set)
searchScrollBar.config(command=searchListBox.yview)

def resultsDisplay(event):
    print('条目被点击了！')
    # 获取当前被选中的条目
    selected = searchListBox.curselection()[0] # 获取键值
    # 获取选中文件的路径
    selectedFilePath = searchListBox.get(selected)
    # 获取文件内容
    content = open(selectedFilePath, mode='r', encoding='utf-8').read()

    # 新建top窗口
    top = tk.Toplevel()
    top.title('查看内容')
    # top.geometry('300x300')

    # 新建标签
    text = tk.Text(top) # 布局到top窗口上
    text.pack(side=tk.LEFT, expand=True)
    # 将获取到的内容插入到text窗口
    text.insert(tk.END, content)

    # 滚动条
    sb = tk.Scrollbar(top) # 布局到top窗口
    sb.pack(side=tk.RIGHT, fill=tk.Y)
    # 设置滚动条的方式
    sb.config(command=text.yview)
    text.config(yscrollcommand=sb.set)


searchListBox.bind('<Double-Button-1>', resultsDisplay)
tk.mainloop()