CodeLibrary/06_QtCreator_Cplus_SerialDebug_20240425/widget.cpp
2024-06-01 17:39:28 +08:00

249 lines
7.5 KiB
C++

#include "widget.h"
#include "ui_widget.h"
Widget::Widget(QWidget *parent)
: QWidget(parent)
, ui(new Ui::Widget)
{
ui->setupUi(this);
serialPort = new QSerialPort(this);
// 修改窗口标题
this->setWindowTitle("Design by JRNitre - Serial Port Debug Tools");
// 读取系统可用串口
// 发送到下拉框中
ui->config_port_comboBox->clear();
foreach(const QSerialPortInfo &info, QSerialPortInfo::availablePorts()){
ui->config_port_comboBox->addItem(info.portName());
}
// 串口配置数据初始化
// 默认接收&发送模式
// TRUE - Hex
// FALSE - Bool
if (recive_config_select){
ui->receive_hexmode->setChecked(1);
}else{
ui->receivetextmode->setChecked(1);
}
if (transmission_config_select){
ui->transmission_hexmode->setChecked(1);
}else{
ui->transmission_textmode->setChecked(1);
}
// 链接信号与槽函数
// 发送模式配置 -> hex模式被选择 -> Widget::receiveHex_selectSlot()
connect(ui->receive_hexmode, &QRadioButton::pressed, this, &Widget::receiveHex_selectSlot);
// 发送模式配置 -> text模式被选择 -> Widget::receiveText_selectSlot()
connect(ui->receivetextmode, &QRadioButton::pressed, this, &Widget::receiveText_selectSlot);
// 接收模式配置 -> hex模式被选择 -> Widget::transmissionHex_selectSlot()
connect(ui->transmission_hexmode, &QRadioButton::pressed, this, &Widget::transmissionHex_selectSlot);
// 接收模式配置 -> text模式被选择 -> Widget::transmissionText_selectSlot()
connect(ui->transmission_textmode, &QRadioButton::pressed, this, &Widget::transmissionText_selectSlot);
// 读取默认波特率并赋值
baud_rate = ui->config_baud_comboBox->currentText().toInt();
// 读取默认数据位长度并赋值
data_bit = ui->config_databit_comboBox->currentText().toInt();
// 读取默认停止位长度并赋值
stop_bit = ui->config_stopbit_comboBox->currentText().toDouble() * 10;
// 读取默认校验模式
if (ui->config_check_comboBox->currentText() != "no"){
if (ui->config_check_comboBox->currentText() == "odd"){
check = 1;
}
if (ui->config_check_comboBox->currentText() == "even"){
check = 2;
}
}else{
check = 0;
}
}
Widget::~Widget()
{
delete ui;
}
// Button: Clear
void Widget::on_transmission_clear_Button_clicked()
{
ui->transmission_Edit->clear();
}
void Widget::on_receive_clear_Button_clicked()
{
ui->receive_Edit->clear();
}
// 手动更新串口列表
void Widget::on_updateport_Button_clicked()
{
// 列出可用串口
ui->config_port_comboBox->clear();
foreach(const QSerialPortInfo &info, QSerialPortInfo::availablePorts()){
ui->config_port_comboBox->addItem(info.portName());
}
}
// 发送模式 - Hex 模式被选中
void Widget::receiveHex_selectSlot(){
ui->receive_Edit->insertPlainText("Receive Hex select\n");
}
// 发送模式 - Text 模式被选中
void Widget::receiveText_selectSlot(){
ui->receive_Edit->insertPlainText("Receive Text select\n");
}
// 接收模式 - Hex 模式被选中
void Widget::transmissionHex_selectSlot(){
ui->receive_Edit->insertPlainText("Transmission Hex select\n");
}
// 接收模式 - Text 模式被选中
void Widget::transmissionText_selectSlot(){
ui->receive_Edit->insertPlainText("Transmission Text select\n");
}
// 波特率选择
void Widget::on_config_baud_comboBox_currentIndexChanged(int index)
{
baud_rate = ui->config_baud_comboBox->itemText(index).toInt();
ui->receive_Edit->insertPlainText("baud rate to " + QString::number(baud_rate) + "\n");
}
// 数据位长度选择
void Widget::on_config_databit_comboBox_currentIndexChanged(int index)
{
data_bit = ui->config_databit_comboBox->itemText(index).toInt();
ui->receive_Edit->insertPlainText("data bit to " + QString::number(data_bit) + "\n");
}
// 停止位长度选择
void Widget::on_config_stopbit_comboBox_currentIndexChanged(int index)
{
stop_bit = ui->config_stopbit_comboBox->itemText(index).toDouble() * 10;
ui->receive_Edit->insertPlainText("stop bit to " + QString::number(stop_bit) + "\n");
}
void Widget::on_config_check_comboBox_currentIndexChanged(int index)
{
if (ui->config_check_comboBox->itemText(index) != "no"){
if (ui->config_check_comboBox->itemText(index) == "odd"){
check = 1;
}
if (ui->config_check_comboBox->itemText(index) == "even"){
check = 2;
}
}else{
check = 0;
}
ui->receive_Edit->insertPlainText("check to " + QString::number(check) + "\n");
}
// 打开串口
void Widget::on_openserial_button_clicked()
{
// 串口初始化
// 串口号
serialPort->setPortName(ui->config_port_comboBox->currentText());
// 波特率
switch (baud_rate) {
case 4800:
serialPort->setBaudRate(QSerialPort::Baud4800);
break;
case 9600:
serialPort->setBaudRate(QSerialPort::Baud9600);
break;
case 38400:
serialPort->setBaudRate(QSerialPort::Baud38400);
break;
case 115200:
serialPort->setBaudRate(QSerialPort::Baud115200);
break;
}
// 数据位
switch (data_bit) {
case 5:
serialPort->setDataBits(QSerialPort::Data5);
break;
case 6:
serialPort->setDataBits(QSerialPort::Data6);
break;
case 7:
serialPort->setDataBits(QSerialPort::Data7);
break;
case 8:
serialPort->setDataBits(QSerialPort::Data8);
break;
}
// 停止位
switch (stop_bit) {
case 10:
serialPort->setStopBits(QSerialPort::OneStop);
break;
case 15:
serialPort->setStopBits(QSerialPort::OneAndHalfStop);
break;
case 20:
serialPort->setStopBits(QSerialPort::TwoStop);
break;
}
// 奇偶校验
switch (check) {
case 0:
serialPort->setParity(QSerialPort::NoParity);
break;
case 1:
serialPort->setParity(QSerialPort::OddParity);
break;
case 2:
serialPort->setParity(QSerialPort::EvenParity);
break;
}
// 按下后是否需要执行打开端口功能
if (ui->openserial_button->text() == "Open Serial"){
// 提示正在连接
ui->receive_Edit->insertPlainText("Connect to Serial " + ui->config_port_comboBox->currentText() + " ...\n");
// 端口开启成功
if (serialPort->open(QIODevice::ReadWrite) == true){
// 改变按钮名
ui->openserial_button->setText("Close Serial");
// 让端口下拉框不可选
ui->config_port_comboBox->setEnabled(false);
// 更新提示
ui->status->setText("Connect to " + ui->config_port_comboBox->currentText());
ui->status->setStyleSheet("color:green");
// 提示用户已连接
ui->receive_Edit->insertPlainText("Connect Succesufully! \n");
}else{
// 连接失败
ui->receive_Edit->insertPlainText("Connect Faild\n");
}
}else{
// 关闭串口
serialPort->close();
// 改变按钮名
ui->openserial_button->setText("Open Serial");
// 让端口下拉框可选
ui->config_port_comboBox->setEnabled(true);
ui->status->setText("Disconnect");
ui->status->setStyleSheet("color:black");
}
}
// Button: About
void Widget::on_about_button_clicked()
{
QMessageBox::information(this, "Info", "null");
}