QComboBox下拉框

添加带图标项目

        icon=QIcon("../image/logo.ico")
        self.comboBox.addItem(icon,"项目一")

批量添加项

self.comboBox.addItems(['项目一','项目二','项目三'])

设置下拉列表行高

        for i in range(self.comboBox.model().rowCount()):
            self.comboBox.model().item(i).setSizeHint(QSize(60, 40))