在需求中。经常遇到，表格 展示需求。 几乎都是json格式的。 

// 列表配置文件QJsonArray listJsonArray = getCfgJsonData("details_tab_table_config.json");if (listJsonArray.isEmpty()){return;}ui->gridWidget->setMaximumSize(QSize(310, 180));ui->gridWidget->setMinimumSize(QSize(310, 180));int row = 0;int column = 0;for (int i = 0; i < listJsonArray.size(); ++i){if (column == 1){column = 0;row += 1;}column += 1;QJsonValue jsonValue = listJsonArray.at(i);bool bShow = jsonValue.toObject().value("is_show").toBool();QString name = jsonValue.toObject().value("name").toString();QString value = jsonValue.toObject().value("value").toString();QLabel* pName = new QLabel();pName->setText(name);pName->setAlignment(Qt::AlignCenter);pName->setMaximumWidth(100);pName->setMaximumHeight(38);pName->setStyleSheet("QLabel{ border-right: 1px solid #1C88E5; background-color:rgba(0, 51, 204, 0.3); color: #FFFFFF; font-size:14px; font-bold:10px;  }");QLabel* pValue = new QLabel();pValue->setText(name);pValue->setMaximumHeight(38);pValue->setAlignment(Qt::AlignVCenter);pValue->setStyleSheet("QLabel{ border:none; margin-left:5px; color: #FFFFFF; font-size:14px; font-bold:10px;  }");//中间用个空widget隔开QWidget* widget = new QWidget;if (i == 0){widget->setStyleSheet("QWidget{border-top: 1px solid #1C88E5;border-left: 1px solid #1C88E5;border-right: 1px solid #1C88E5;}");}if (i > 0 && i < listJsonArray.size()){widget->setStyleSheet("QWidget{border: 1px solid #1C88E5;border-bottom:none;}");}if (i == listJsonArray.size()){widget->setStyleSheet("QWidget{border-bottom: 1px solid #1C88E5; border-left: 1px solid #1C88E5;border-right: 1px solid #1C88E5;}");}QHBoxLayout* layout = new QHBoxLayout(widget);layout->setContentsMargins(0, 0, 0, 0);layout->addWidget(pName);layout->addWidget(pValue);ui->gridLayout_2->addWidget(widget, row, column);}

函数

QJsonArray CCendDetailsTabWidget::getCfgJsonData(QString jsonStr)
{QJsonArray jsonArray;QString jsonPathStr = getConfigPath(jsonStr);QFile jsonFile(jsonPathStr);if (jsonFile.exists() && jsonFile.open(QIODevice::ReadOnly | QIODevice::Text)){jsonArray = QJsonDocument::fromJson(jsonFile.readAll()).array();}return jsonArray;
}QString CCendDetailsTabWidget::getConfigPath(QString fileName)
{QString appDirPath = QCoreApplication::applicationDirPath();return appDirPath + "/config/" + fileName;
}