项目实战：Qt终端命令模拟工具 v1.0.0（实时获取命令行输出，执行指令，模拟ctrl+c中
需求
在Qt软件中实现部分终端控制命令行功能，使软件内可以又好的模拟终端控制，提升软件整体契合度。
Demo演示
功能描述 v1.0.0
windows版本打开即可实时现实；
centOS打开抓不到默认的输出只能抓到命令执行的输出结果；
ubuntu等其他linux-arm没有测试；
可以执行单条指令；
可以清空模拟ctrl+c结束正在操作的命令；
项目模块化部署
源码
TerminatorWidget.h
#ifndef TERMINATORWIDGET_H#define TERMINATORWIDGET_H#include <QWidget>#include <QThread>#include <QTextCursor>#include "TerminatorManager.h"namespace Ui {class TerminatorWidget;}class TerminatorWidget : public QWidget{
Q_OBJECTpublic:
explicit TerminatorWidget(QWidget *parent = 0);
~TerminatorWidget();protected:
void initControl();protected slots:
void slot_recvData(QByteArray byteArray);
void slot_recvDataError(QByteArray byteArray);private slots:
void on_pushButton_exec_clicked();
void on_pushButton_stop_clicked();
void on_pushButton_clear_clicked();private:
Ui::TerminatorWidget *ui;private:
QThread *_pTerminatorManagerThread;
TerminatorManager * _pTerminatorManager;};#endif // TERMINATORWIDGET_H
TerminatorManager.h
#ifndef TERMINATORMANAGER_H#define TERMINATORMANAGER_H#include <QObject>#include <QProcess>#include <QTextCodec>class TerminatorManager : public QObject{
Q_OBJECTpublic:
explicit TerminatorManager(QObject *parent = 0);public:
bool getRunning() const;
void wirte(QByteArray byteArray);
void stop();
void ctrlC();signals:
void signal_recvData(QByteArray byteArray);
void signal_recvDataError(QByteArray byteArray);public slots:
void slot_start();
void slot_stop();protected:
void initControl();protected slots:
void slot_stateChanged(QProcess::ProcessState newState);
void slot_readyReadStandardOutput();
void slot_readyReadStandardError();
void slot_write(QByteArray byteArray);
void slot_ctrlC();private:
bool _running; // 是否运行
QProcess *_pProcess; // 进程
QTextCodec *_pTextCodec; // 编码，读取数据转化编码时用};#endif // TERMINATORMANAGER_H
TerminatorManager.cpp
#include "TerminatorManager.h"#include <QDebug>#include <QDateTime>//#define LOG qDebug()<<__FILE__<<__LINE__//#define LOG qDebug()<<__FILE__<<__LINE__<<__FUNCTION__//#define LOG qDebug()<<__FILE__<<__LINE__<<QThread()::currentThread()//#define LOG qDebug()<<__FILE__<<__LINE__<<QDateTime::currentDateTime().toString("yyyy-MM-dd")#define LOG qDebug()<<__FILE__<<__LINE__<<QDateTime::currentDateTime().toString("yyyy-MM-dd hh:mm:ss:zzz")TerminatorManager::TerminatorManager(QObject *parent)
: QObject(parent),
_running(false),
_pProcess(0),
_pTextCodec(0){
initControl();}bool TerminatorManager::getRunning() const{
return _running;}void TerminatorManager::wirte(QByteArray byteArray){
QMetaObject::invokeMethod(this, "slot_write", Q_ARG(QByteArray, byteArray));}void TerminatorManager::ctrlC(){
QMetaObject::invokeMethod(this, "slot_ctrlC");}void TerminatorManager::slot_start(){
if(_running)
{
LOG << "It's already running!!!";
return;
}
// 初始化子线程中的相关类
if(!_pProcess)
{
_pProcess = new QProcess();
connect(_pProcess, SIGNAL(stateChanged(QProcess::ProcessState)),
this, SLOT(slot_stateChanged(QProcess::ProcessState)));
connect(_pProcess, SIGNAL(readyReadStandardOutput()),
this, SLOT(slot_readyReadStandardOutput()));
connect(_pProcess, SIGNAL(readyReadStandardError()),
this, SLOT(slot_readyReadStandardError()));#ifndef LINUX
_pProcess->start("cmd");
_pProcess->waitForStarted();#else// _pProcess->start("bash");
_pProcess->start("sh");
_pProcess->waitForStarted();#endif
}
_running = true;}void TerminatorManager::slot_stop(){
if(!_running)
{
LOG << "It's not running!!!";
return;
}
if(_pProcess)
{
_pProcess->kill();
_pProcess->close();
_pProcess->waitForFinished();
_pProcess->deleteLater();
_pProcess = 0;
}
_running = false;}void TerminatorManager::initControl(){
// linux下有可能获取失败
_pTextCodec = QTextCodec::codecForName("System");}void TerminatorManager::slot_stateChanged(QProcess::ProcessState newState){
LOG << newState;}void TerminatorManager::slot_readyReadStandardOutput(){
QByteArray byteArray = _pProcess->readAllStandardOutput();// QByteArray byteArray = _pProcess->readAll();
QString str;
// 转换为unicode
if(_pTextCodec)
{
str = _pTextCodec->toUnicode(byteArray);
}else{
str = QString(byteArray);
}
emit signal_recvData(str.toUtf8());}void TerminatorManager::slot_readyReadStandardError(){
QByteArray byteArray = _pProcess->readAllStandardError();
QString str;
// 转换为unicode
if(_pTextCodec)
{
str = _pTextCodec->toUnicode(byteArray);
}else{
str = QString(byteArray);
}
emit signal_recvDataError(str.toUtf8());}void TerminatorManager::slot_write(QByteArray byteArray){
if(!_pProcess)
{
LOG << "Is't not running";
return;
}
LOG << QString(byteArray);
LOG << _pProcess;
_pProcess->write(byteArray);
LOG;}void TerminatorManager::slot_ctrlC(){
if(!_running)
{
LOG << "It's not running!!!";
return;
}
slot_stop();
slot_start();}
工程模板
