查询的条件控件
//检索字段的返回值类型 QHBoxLayout* horizontalLayout_7 = new QHBoxLayout(); horizontalLayout_7->setSpacing(6); horizontalLayout_7->setObjectName(QString::fromUtf8("horizontalLayout_7")); QLabel* label_param4 = new QLabel(groupBox_3); label_param4->setObjectName(QString::fromUtf8("label_param4")); label_param4->setMinimumSize(QSize(60, 0)); label_param4->setMaximumSize(QSize(60, 16777215)); label_param4->setSizeIncrement(QSize(60, 0)); label_param4->setBaseSize(QSize(60, 0)); horizontalLayout_7->addWidget(label_param4); //检索结果返回的字段 comboBox_return_fields = new QComboBox(groupBox_3); comboBox_return_fields->setObjectName(QString::fromUtf8("comboBox_return_fields")); horizontalLayout_7->addWidget(comboBox_return_fields); //返回的字段类型(最大值、最小值、平均值、差值) comboBox_return_type = new QComboBox(groupBox_3); comboBox_return_type->setObjectName(QString::fromUtf8("comboBox_return_type")); horizontalLayout_7->addWidget(comboBox_return_type);