Python制作图形用户界面(GUI)让操作可视化

mport sys
import os
from PyQt5 import QtWidgets
from PyQt5.QtGui import QIcon
import xlrd
import datetime
import time
from openpyxl import Workbook
from openpyxl.styles import Border, Side, PatternFill, Font, GradientFill, Alignment

class MAInGUI(QtWidgets.QMainWindow):
    def __init__(self):
        super().__init__()        
        self.setWindowTitle("领料明细汇总")
        self.resize(800, 400)
        self.main_widget = QtWidgets.QWidget()        
        self.main_widget_layout = QtWidgets.QGridLayout()
        self.main_widget.setLayout(self.main_widget_layout)

        self.input = QtWidgets.QLineEdit()
        self.input_btn = QtWidgets.QPushButton("选择输入文件夹")
        self.output = QtWidgets.QLineEdit()
        self.output_btn = QtWidgets.QPushButton("选择输出文件夹")
        self.show_result = QtWidgets.QListWidget()
        self.run = QtWidgets.QPushButton("执行汇总")

        self.main_widget_layout.addWidget(self.input,0,0,1,2)
        self.main_widget_layout.addWidget(self.input_btn, 0, 2, 1, 1)
        self.main_widget_layout.addWidget(self.output,1,0,1,2)
        self.main_widget_layout.addWidget(self.output_btn, 1, 2, 1, 1)
        self.main_widget_layout.addWidget(self.run, 2, 2, 1, 1)
        self.main_widget_layout.addWidget(self.show_result, 3, 0, 3, 3)

        self.setCentralWidget(self.main_widget)
        
        self.input_btn.clicked.connect(self.Choice_dir_input) #将"选择输入文件夹"按钮绑定Choice_dir_input函数
        self.output_btn.clicked.connect(self.Choice_dir_output) #将"选择输出文件夹"按钮绑定Choice_dir_output函数
        self.run.clicked.connect(self.Summary_data) #“执行汇总”按钮绑定Summary_data函数

    def Choice_dir_input(self):
        #选择目录操作
        dir_path = QtWidgets.QFileDialog.getExistingDirectory(self, "请选择文件夹路径", "D:\")
        #将选择的目录显示在文本编辑框中
        self.input.setText(dir_path)
        
    def Choice_dir_output(self):
        dir_path = QtWidgets.QFileDialog.getExistingDirectory(self, "请选择文件夹路径", "D:\")
        self.output.setText(dir_path)
        
    def Get_data(self, file):
        '''获取单个Excel文件中的资料'''
        wb = xlrd.open_workbook(file)
        ws = wb.sheets()[0]
        data = {}
        for row in range(7, ws.nrows-2):
            card_id = ws.cell(2, 16).value
            car = ws.cell(3, 16).value
            dt = ws.cell(row, 0).value
            if type(dt) is float:
                date_time = xlrd.xldate.xldate_as_datetime(dt, 0)
            else:
                date_time = datetime.datetime.strptime(dt,'%Y-%m-%d %H:%M:%S')
            business = ws.cell(row, 2).value
            model = ws.cell(row, 3).value
            qty = ws.cell(row, 4).value
            unit_price = ws.cell(row, 6).value
            price = ws.cell(row, 8).value
            reward = ws.cell(row, 9).value
            discount = ws.cell(row, 11).value
            balance = ws.cell(row, 13).value
            location = str(ws.cell(row, 15).value).strip()
            operator = ws.cell(row, 17).value
            date = date_time.date()
            time = date_time.time()
            info_list=[card_id,car,date_time,business,model,qty,unit_price,price,reward,discount,
                       balance,location,operator,date,time]
            data.setdefault(date,[])
            if info_list[3] != "备注":
                data[date].Append(info_list)
        #增加当日加油次数        
        for key in data.keys():
            for i in data[key]:
                i.append(len(data[key]))
        return data
    
    def Get_file_path(self,path):        
        files=[]
        for file in os.listdir(path):
            if file.endswith(".xls"): #排除文件夹内的其它干扰文件
                files.append(path+"\"+file)
        return files
    
    def Get_current_time(self):
        time_stamp = time.time()  # 当前时间的时间戳
        local_time = time.localtime(time_stamp)  #
        str_time = time.strftime('%Y-%m-%d %H.%M.%S', local_time)
        return str_time
    
    def Summary_data(self,files):
        thin = Side(border_style="thin", color="000000")#定义边框粗细及颜色
        title = ['部门', '部门编号', '时间', '业务类型', '品种', '数量', '单价', '金额', '额外值',
         '调整', '剩余', '库位', '操作员', '领取日期', '领取时间', '领取次数']

        wb = Workbook() 
        ws = wb.active
        ws.merge_cells("A1:P1")
        ws.cell(1,1).value = "领料明细汇总表"
        ws.cell(1,1).font = Font(name=u'黑体',bold=True,size=18)
        ws.row_dimensions[1].height  = 22.2
        ws.cell(1,1).alignment = Alignment(horizontal="center", vertical="center")
        ws.append(title)

        #插入数据
        files = self.Get_file_path(self.input.text()) #获取文本编辑框中的输入文件目录，并获取目录下的xls文件
        for file in files:
            data = self.Get_data(file)
            for key in data.keys():
                for i in data[key]:
                    ws.append(i)
            f = QtWidgets.QListWidgetItem(f"{file} 的内容已加入总表.") # 创建一个显示项
            self.show_result.addItem(f) # 将结果添加到部件中

        #设置字号，对齐，缩小字体填充，加边框
        #Font(bold=True)可加粗字体
        for row_number in range(2, ws.max_row+1):
            for col_number in range(1,17):
                c = ws.cell(row=row_number,column=col_number)
                c.font = Font(size=9)
                c.border = Border(top=thin, left=thin, right=thin, bottom=thin)
                c.alignment = Alignment(horizontal="left", vertical="center")

        col_name= list("ABCDEFGHIJKLMNOP")
        col_width = [8, 8, 16, 8, 16, 8, 8, 9.8, 8, 8, 8, 11, 8.3, 9, 8, 8]
        for i in range(len(col_name)):
            ws.column_dimensions[col_name[i]].width = col_width[i]

        ws.column_dimensions.group('I','K',hidden=True)
        ws.column_dimensions.group('N','O',hidden=True)

        wb.save(f"{self.output.text()}\领料明细汇总表{self.Get_current_time()}.xlsx")
        f = QtWidgets.QListWidgetItem(f"n领料明细汇总表{self.Get_current_time()}.xlsx 已生成，请去输出文件夹查看.") # 创建一个显示项
        self.show_result.addItem(f) # 将结果添加到部件中

            
def main():
    app = QtWidgets.QApplication(sys.argv)
    app.setWindowIcon(QIcon("PO.ico"))#设置界面左上角图标
    gui = MainGUI()
    gui.show()
    sys.exit(app.exec_())


if __name__ == '__main__':
    main()