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关于QProcess的管道 [复制链接]

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离线ttheaven
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只看楼主 倒序阅读 楼主  发表于: 2009-05-04
自己VS2008编译的4.5.1版本，感觉极其的不准啊，有时候能读出输出，有时候不能，还是我代码有问题？
ps：adb.exe是Android SDK里的东东，命令行下使用正常。

复制代码
  1. #ifndef HIADBWRAPPER_H
  2. #define HIADBWRAPPER_H
  4. #include <QProcess>
  5. #include <QByteArray>
  6. #include <QString>
  7. #include <QStringList>
  9. class HiAdbWrapper: public QObject
  10. {
  11.     Q_OBJECT
  12. public:
  13.     HiAdbWrapper(QObject* parent = 0);
  14.     virtual ~HiAdbWrapper();
  16. public:
  17.     QStringList devices();
  18.     QString runCommand(const QString& device, const QString& command);
  19.     bool installApp(const QString& device, const QString& path);
  20.     bool removeApp(const QString& device, const QString& package);
  21.     bool downloadFile(const QString& device, const QString& remote, const QString& local);
  22.     bool uploadFile(const QString& device, const QString& local, const QString& remote);
  23.    
  24. protected slots:
  25.     void readStdOut();
  26.     void readStdErr();
  28. private:
  29.     QProcess* theProcess;
  30.     QString stdOut;
  31.     QString stdErr;
  33. };
  35. #endif


复制代码
  1. #include "hiadbwrapper.h"
  3. HiAdbWrapper::HiAdbWrapper(QObject* parent): QObject(parent)
  4. {
  5.     theProcess = new QProcess(this);
  6.     connect(theProcess, SIGNAL(readyReadStandardOutput()), this, SLOT(readStdOut()));
  7.     connect(theProcess, SIGNAL(readyReadStandardError()), this, SLOT(readStdErr()));
  8. }
  10. HiAdbWrapper::~HiAdbWrapper()
  11. {
  12. }
  14. QStringList HiAdbWrapper::devices()
  15. {
  16.     stdOut = QString::null;
  17.     stdErr = QString::null;
  18.     QStringList args;
  19.     QStringList deviceList;
  21.     args<<"devices";
  22.     theProcess->start(QString("res\\bin\\adb.exe"), args);
  23.     theProcess->waitForFinished();
  24.     if(stdErr != QString::null)
  25.         return deviceList;
  26.     deviceList = stdOut.split(QChar('\n'));
  27.     deviceList.removeAt(0);
  28.     for(int i = deviceList.count()-1; i >= 0; i--)
  29.     {
  30.         deviceList[i].replace(QRegExp("\t.+[    wind_phpcode_2    ]quot;), QString::null);
  31.         deviceList[i] = deviceList[i].trimmed();
  32.         if(deviceList[i].isEmpty())
  33.             deviceList.removeAt(i);
  34.     }
  35.     return deviceList;
  36. }
  38. QString HiAdbWrapper::runCommand(const QString& device, const QString& command)
  39. {
  40.     stdOut = QString::null;
  41.     stdErr = QString::null;
  42.     QStringList args;
  43.     args<<"-s"<<device<<"shell"<<command;
  44.     theProcess->start(QString("res\\bin\\adb.exe"), args);
  45.     theProcess->waitForFinished();
  46.     if(stdErr != QString::null)
  47.         return stdErr;
  48.     else
  49.         return stdOut;
  50. }
  52. bool HiAdbWrapper::installApp(const QString& device, const QString& path)
  53. {
  54.     stdOut = QString::null;
  55.     stdErr = QString::null;
  56.     QStringList args;
  57.     args<<"-s"<<device<<"install"<<"-r"<<path;
  58.     theProcess->start(QString("res\\bin\\adb.exe"), args);
  59.     theProcess->waitForFinished();
  60.     if(stdErr != QString::null)
  61.         return false;
  62.     else
  63.     {
  64.         if(stdOut.indexOf(QString("Success")) != -1)
  65.             return true;
  66.         else
  67.             return false;
  68.     }
  69. }
  71. bool HiAdbWrapper::removeApp(const QString& device, const QString& package)
  72. {
  73.     stdOut = QString::null;
  74.     stdErr = QString::null;
  75.     QStringList args;
  76.     args<<"-s"<<device<<"uninstall"<<package;
  77.     theProcess->start(QString("res\\bin\\adb.exe"), args);
  78.     theProcess->waitForFinished();
  79.     if(stdErr != QString::null)
  80.         return false;
  81.     else
  82.     {
  83.         if(stdOut.indexOf(QString("Success")) != -1)
  84.             return true;
  85.         else
  86.             return false;
  87.     }
  88. }
  90. bool HiAdbWrapper::downloadFile(const QString& device, const QString& remote, const QString& local)
  91. {
  92.     stdOut = QString::null;
  93.     stdErr = QString::null;
  94.     QStringList args;
  95.     args<<"-s"<<device<<"pull"<<remote<<local;
  96.     theProcess->start(QString("res\\bin\\adb.exe"), args);
  97.     theProcess->waitForFinished();
  98.     if((stdOut.indexOf(QString("KB/s")) != -1) || (stdErr.indexOf(QString("KB/s")) != -1))
  99.         return true;
  100.     else
  101.         return false;
  102. }
  104. bool HiAdbWrapper::uploadFile(const QString& device, const QString& local, const QString& remote)
  105. {
  106.     stdOut = QString::null;
  107.     stdErr = QString::null;
  108.     QStringList args;
  109.     args<<"-s"<<device<<"push"<<local<<remote;
  110.     theProcess->start(QString("res\\bin\\adb.exe"), args);
  111.     theProcess->waitForFinished();
  112.     if((stdOut.indexOf(QString("KB/s")) != -1) || (stdErr.indexOf(QString("KB/s")) != -1))
  113.         return true;
  114.     else
  115.         return false;
  116. }
  118. void HiAdbWrapper::readStdOut()
  119. {
  120.     stdOut += theProcess->readAllStandardOutput();
  121. }
  123. void HiAdbWrapper::readStdErr()
  124. {
  125.     stdErr += theProcess->readAllStandardError();
  126. }
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离线ttheaven
新手上路
只看该作者 1楼 发表于: 2009-05-04
自己解决了，windows的管道问题，进程退出了再读就好了。
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