linux系统管理客户端1--串口配置代码编写

//自定义类的头文件：
////////////////////////////////////////////////////////////////////////

#ifndef COMDIALOG_H
#define COMDIALOG_H

#include

namespace Ui {

class comDialog;

}

class comDialog : public QDialog

{

Q_OBJECT

public:

explicit comDialog(QWidget *parent = 0);

~comDialog();

private:

Ui::comDialog *ui;

private:

void getCom();                      //获取当前机器的可用端口函

private slots:

void clickCommitButton();         //确定按钮槽函数

void clickCancleButton();         //取消按钮槽函数

void clickBackButton();              //恢复默认函数

public:

QString comPort;

int comBaud;

int comStopBit;

int comDataBit;

int comPariy;

int comFlow;

};

#endif // COMDIALOG_H

//自定义类的源文件：

////////////////////////////////////////////////////////////////////////

#include "comdialog.h"

#include "ui_comdialog.h"

#include

comDialog::comDialog(QWidget *parent) :

QDialog(parent),

ui(new Ui::comDialog)

{

ui->setupUi(this);

getCom();

ui->commitButton->setDefault(true);

connect(ui->commitButton,SIGNAL(clicked()),this,SLOT(clickCommitButton()));

connect(ui->cancleButton,SIGNAL(clicked()),this,SLOT(clickCancleButton()));

connect(ui->recoverButton,SIGNAL(clicked()),this,SLOT(clickBackButton()));

}

comDialog::~comDialog()

{

delete ui;

}

void comDialog::getCom()

{

ui->portcomboBox->clear();

for(int portCount = 1;portCount< 17;i++)                 //听说COM口最多16

{

QString strCom = "COM";

strCom += QString::number(portCount,10);

HANDLE Win_Handle =CreateFileA(strCom.toAscii(),GENERIC_READ|GENERIC_WRITE,0,NULL,OPEN_EXISTING,0,NULL);

if(Win_Handle != INVALID_HANDLE_VALUE)

{

ui->portcomboBox->addItem(strCom);

CloseHandle(Win_Handle);

}

}

}

//取消

void comDialog::clickCancleButton()

{

this->close();

}

//确定

void comDialog::clickCommitButton()

{

comPort = ui->portcomboBox->currentText();

comBaud = ui->baudcomboBox->currentIndex();

comStopBit = ui->stopBitcomboBox->currentIndex();

comDataBit = ui->dataBitcomboBox->currentIndex();

comPariy = ui->paritycomboBox->currentIndex();

comFlow = ui->flowCtrlcomboBox->currentIndex();

}

//恢复默认

void comDialog::clickBackButton()

{

ui->baudcomboBox->setCurrentIndex(7);

ui->stopBitcomboBox->setCurrentIndex(0);

ui->dataBitcomboBox->setCurrentIndex(3);

ui->paritycomboBox->setCurrentIndex(0);

ui->flowCtrlcomboBox->setCurrentIndex(0);

}

//效果图如下：

/////////////////////////////////////////////////////////////////////