def __init__self parent=None superOper_Book_Window self__init__parent selfsetWindowTitle图书操作界面 selfresize400 300 # 创建界面控件 selflabel_bookname = QLabel输入书名： sel

def init(self, parent=None): super(Oper_Book_Window, self).init(parent) self.setWindowTitle('图书操作界面') self.resize(400, 300)

    # 创建界面控件
    self.label_bookname = QLabel('输入书名：')
    self.edit_bookname = QLineEdit()
    self.btn_search = QPushButton('搜索')
    self.table_book = QTableWidget(5, 7)
    self.table_book.setHorizontalHeaderLabels(['书名', '作者', '出版社', '出版日期', '价格', '库存', '操作'])

    # 设置信号槽连接
    self.btn_search.clicked.connect(self.search_bookname)

    # 将控件添加到布局中
    layout1 = QGridLayout()
    layout1.addWidget(self.label_bookname, 0, 0)
    layout1.addWidget(self.edit_bookname, 1, 0)
    layout1.addWidget(self.btn_search, 2, 0)
    layout1.addWidget(self.table_book, 3, 0)

    self.centralWidget = QWidget()
    self.centralWidget.setLayout(layout1)
    self.setCentralWidget(self.centralWidget