項目實戰(zhàn)：Qt終端命令模擬工具 v1.0.0（實時獲取命令行輸出，執(zhí)行指令，模擬ctrl+c中
需求
??在Qt軟件中實現(xiàn)部分終端控制命令行功能，使軟件內(nèi)可以又好的模擬終端控制，提升軟件整體契合度。
Demo演示
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功能描述 v1.0.0
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windows版本打開即可實時現(xiàn)實；
centOS打開抓不到默認的輸出只能抓到命令執(zhí)行的輸出結果；
ubuntu等其他linux-arm沒有測試；
可以執(zhí)行單條指令；
可以清空模擬ctrl+c結束正在操作的命令；
項目模塊化部署
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源碼
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; ? ? ? ? ? ? ?// 是否運行
? ?QProcess *_pProcess; ? ? ? ?// 進程
? ?QTextCodec *_pTextCodec; ? ?// 編碼，讀取數(shù)據(jù)轉化編碼時用};#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;
? ?}
? ?// 初始化子線程中的相關類
? ?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下有可能獲取失敗
? ?_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;
? ?// 轉換為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;
? ?// 轉換為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
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