111 lines
3.0 KiB
C
111 lines
3.0 KiB
C
#ifndef SETTINGPAGE_H
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#define SETTINGPAGE_H
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#include "mainwindow.h"
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#include "ui_mainwindow.h"
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/*
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* 功能：切换到设置页面
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* 触发：点击工具栏的“设置”
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*/
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void MainWindow::on_settingAction_triggered()
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{
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ui->stackedWidget->setCurrentWidget(ui->settingPage);
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}
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/*
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* 功能：设置连接的读卡器的COM口号并更新状态栏的相应内容
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* 输入：要设置的COM口号
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* 返回：无
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*/
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void MainWindow::updateStatusBarComNumber()
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{
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if (reader.is_connected())
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{
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readerConnectStatusCheckBox->setChecked(true);
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QString s = "已连接读卡器COM：" + QString::number(reader.getComNumber());
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comNumberLabel->setText(s);
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}
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else
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{
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readerConnectStatusCheckBox->setChecked(false);
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QString s = "当前无连接";
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comNumberLabel->setText(s);
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}
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}
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/*
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* 功能：连接读卡器
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* 触发：在设置页面的连接读卡器部分点击“连接”按钮
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*/
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void MainWindow::on_connectReaderButton_clicked()
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{
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int comNumber = ui->comNumberBox->value();
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reader.setComNumber(comNumber);
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bool connectSuccess = reader.connectReader();
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if (!connectSuccess) {
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QString warningMessage = QString("COM") + QString::number(comNumber);
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warningMessage += QString("上未识别到读卡器。\n请输入正确的COM口号。");
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QMessageBox::warning(this, "读卡器状态提示", warningMessage);
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}
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updateStatusBarComNumber();
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}
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/*
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* 功能：连接数据库并检查设备名
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* 触发：在设置页面的连接数据库部分点击“连接”按钮
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*/
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void MainWindow::on_connectDatabaseButton_clicked()
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{
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if (db == nullptr)
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{
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db = new Database(QSqlDatabase::addDatabase("QMYSQL"), ui->ipAddrEdit->text(), ui->portBox->value(), ui->passwordEdit->text());
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}
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else
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{
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db->setHostName(ui->ipAddrEdit->text());
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db->setPort(ui->portBox->value());
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db->setPassword(ui->passwordEdit->text());
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}
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if (!db->open())
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{
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QMessageBox::warning(this, QString("数据库状态提示"), QString("数据库连接失败，请重试。"));
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databaseConnectStatusCheckBox->setChecked(false);
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databaseLabel->setText(QString("数据库未连接"));
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return;
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}
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databaseConnectStatusCheckBox->setChecked(true);
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databaseLabel->setText(QString("数据库已连接：") + db->getHostName() + QString(":") + QString::number(db->getPort()));
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device.setDevice(ui->deviceEdit->text(), db);
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if (!device.is_connected())
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{
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QMessageBox::warning(this, QString("设备名提示"), QString("该设备名无效，请重试。"));
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}
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deviceLabel->setText(device.getName());
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}
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/*
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* 功能：检查读卡器和数据库是否准备好
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* 输入：无
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* 返回：true - 已准备好 | false - 未准备好
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*/
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bool MainWindow::ready()
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{
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if (!reader.is_connected()) return false;
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if (db == nullptr || !db->is_connected()) return false;
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if (!device.is_connected()) return false;
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return true;
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}
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#endif // SETTINGPAGE_H
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