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annotate ui/installwrapper.h @ 256:84ae353688e0

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Add installwrapper class to handle process communication
author Andre Heinecke <aheinecke@intevation.de>
date Tue, 01 Apr 2014 10:52:06 +0000
parents
children f23e0ccd5d14
rev   line source
256
84ae353688e0 Add installwrapper class to handle process communication
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1 #ifndef UI_INSTALLWRAPPER_H
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2 #define UI_INSTALLWRAPPER_H
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3
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4 #include <QString>
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5 #include <QStringList>
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6 #include <QProcess>
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7 #include <QThread>
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8
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9 #include "certificate.h"
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10 /** @file installwrapper.h
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11 * @brief Wrapper around the call to the updated process */
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12
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13 /** @brief wrapper around installer process
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14 *
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15 * This wrapper is mostly needed because QProcess executes
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16 * a process on Windows directly with CreateProcess and
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17 * thus can not be used to elevate the Process.
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18 *
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19 * On Windows this class uses ShellExecuteExW to control
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20 * the child process. On Linux systems QProcess is used.
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21 *
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22 * It subclasses QThread so the installation can be done
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23 * asynchronusly. */
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24 class InstallWrapper : public QThread
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25 {
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26 Q_OBJECT
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27
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28 public:
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29 /**
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30 * @brief Construct an installwrapper for a certificateList
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31 *
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32 * The install wrapper will start the cinst process to execute
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33 * the specified instructions with the provided certificatelist.
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34 *
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35 * The cinst executable is expected to be in the same directory
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36 * as the current application.
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37 *
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38 * @param[in] parent the parent object.
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39 * @param[in] listFileName the absolute path to the certificatelist.
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40 * @param[in] instructions a list of instructions to execute.
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41 */
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42 InstallWrapper(QObject* parent, const QString& path,
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43 const QStringList& instructions);
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44
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45 private:
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46 const QString mCertListFile;
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47 const QStringList mInstructions;
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48 #ifdef WIN32
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49 SHELLEXECUTEINFOW mExecInfo;
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50 #else
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51 QProcess cinstProc;
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52 #endif
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53
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54 protected:
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55 void run();
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56
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57 Q_SIGNALS:
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58 /**
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59 * @brief An error happened
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60 *
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61 * @param[out] message: A localized message to show. Can be empty.
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62 */
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63 void error(const QString &message);
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64 };
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65
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66 #endif // UI_INSTALLWRAPPER_H
http://wald.intevation.org/projects/trustbridge/