149 lines
4.1 KiB
C++
149 lines
4.1 KiB
C++
#include "mainwindow.h"
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#include "ui_mainwindow.h"
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#include<QGridLayout>
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#include<QFileDialog>
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#include<QPushButton>
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#include <QDebug>
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#include <QMessageBox>
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MainWindow::MainWindow(QWidget *parent)
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: QMainWindow(parent)
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, ui(new Ui::MainWindow)
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{
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ui->setupUi(this);
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Init();
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}
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MainWindow::~MainWindow()
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{
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delete ui;
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}
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void MainWindow::openFile()
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{
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QString s = QFileDialog::getOpenFileName(this,"选择文件","/", "Files(*.json)");
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qDebug() << s << endl;
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}
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void MainWindow::scanSerialPort()
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{
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/* 查找可用串口 */
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foreach (const QSerialPortInfo &info, QSerialPortInfo::availablePorts()) {
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// ui->SerialPort->addItem(info.portName());
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ui->SerialPort->addItem(info.portName() + ":" +info.description());
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}
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}
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void MainWindow::parityItemInit()
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{
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QList <QString> list;
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list<<"None"<<"Even"<<"Odd"<<"Space"<<"Mark";
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for (int i = 0; i < 5; i++) {
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ui->comboBox_4->addItem(list[i]);
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}
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ui->comboBox_4->setCurrentIndex(0);
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}
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void MainWindow::Init()
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{
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scanSerialPort();
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parityItemInit();
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serialPort = new QSerialPort(this);
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connect(ui->openFile,SIGNAL(clicked()),this,SLOT(openFile()));
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connect(ui->SerialPortPushButton,SIGNAL(clicked())
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,this,SLOT(openSerialPortPushButtonClicked()));
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}
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void MainWindow::openSerialPortPushButtonClicked()
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{
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if (ui->SerialPortPushButton->text() == "打开串口") {
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/* 设置串口名 */
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// serialPort->setPortName(ui->SerialPort->currentText());
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serialPort->setPort((const QSerialPortInfo)(ui->SerialPort->currentText().section(':', 0, 0)));
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/* 设置波特率 */
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serialPort->setBaudRate(ui->comboBox_2->currentText().toInt());
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/* 设置数据位数 */
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switch (ui->comboBox_3->currentText().toInt()) {
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case 5:
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serialPort->setDataBits(QSerialPort::Data5);
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break;
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case 6:
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serialPort->setDataBits(QSerialPort::Data6);
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break;
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case 7:
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serialPort->setDataBits(QSerialPort::Data7);
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break;
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case 8:
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serialPort->setDataBits(QSerialPort::Data8);
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break;
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default: break;
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}
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/* 设置奇偶校验 */
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switch (ui->comboBox_4->currentIndex()) {
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case 0:
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serialPort->setParity(QSerialPort::NoParity);
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break;
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case 1:
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serialPort->setParity(QSerialPort::EvenParity);
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break;
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case 2:
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serialPort->setParity(QSerialPort::OddParity);
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break;
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case 3:
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serialPort->setParity(QSerialPort::SpaceParity);
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break;
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case 4:
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serialPort->setParity(QSerialPort::MarkParity);
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break;
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default: break;
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}
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/* 设置停止位 */
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switch (ui->comboBox_5->currentText().toInt()) {
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case 1:
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serialPort->setStopBits(QSerialPort::OneStop);
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break;
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case 2:
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serialPort->setStopBits(QSerialPort::TwoStop);
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break;
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default: break;
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}
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/* 设置流控制 */
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serialPort->setFlowControl(QSerialPort::NoFlowControl);
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if (!serialPort->open(QIODevice::ReadWrite))
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QMessageBox::about(NULL, "错误",
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"串口无法打开！可能串口已经被占用！");
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else {
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ui->SerialPort->setEnabled(false);
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ui->comboBox_2->setEnabled(false);
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ui->comboBox_3->setEnabled(false);
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ui->comboBox_4->setEnabled(false);
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ui->comboBox_5->setEnabled(false);
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ui->SerialPortPushButton->setText("关闭串口");
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ui->label_6->setStyleSheet("color: red;");
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// pushButton[0]->setEnabled(true);
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}
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} else {
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serialPort->close();
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ui->SerialPort->setEnabled(true);
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ui->comboBox_2->setEnabled(true);
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ui->comboBox_3->setEnabled(true);
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ui->comboBox_4->setEnabled(true);
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ui->comboBox_5->setEnabled(true);
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ui->label_6->setStyleSheet("color: block;");
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ui->SerialPortPushButton->setText("打开串口");
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}
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}
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