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annotate ui/processhelp.h @ 1256:8ceaa189570d

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(issue44) also accept that an update happened if the current version is newer
author Andre Heinecke <andre.heinecke@intevation.de>
date Fri, 26 Sep 2014 11:31:12 +0200
parents 2a1aa9df8f11
children 23df332b2a4c
rev   line source
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1 /* Copyright (C) 2014 by Bundesamt für Sicherheit in der Informationstechnik
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU GPL (v>=2)
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5 * and comes with ABSOLUTELY NO WARRANTY!
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6 * See LICENSE.txt for details.
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7 *
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8 * Parts of this code (especially windows) are based on kpimutils processes.cpp
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9 * available under LGPL 2.1 or later.
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10 */
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11 #ifndef PROCESSHELP_H
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12 #define PROCESSHELP_H
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13
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14 #include <QList>
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15 #include <QString>
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16
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17 /**
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18 * @file processhelp.h
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19 * @brief Static helper functions for process handling
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20 */
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21 /** @brief Static helper functions for process handling */
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22 class ProcessHelp {
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23
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24 public:
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25 /**
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26 * @brief look up process id's for a processName
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27 *
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28 * Looks up processes run by the current user.
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29 *
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30 * @param[in] processName the name of the process to look for
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31 * @returns a list of pids that match this process. May be empty
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32 */
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33 static const QList<int> getProcessesIdForName(const QString &processName);
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34
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35 /**
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36 * @brief check if another process with the same name exists
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37 *
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38 * Under GNU/Linux this only works for processes that have a
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39 * processName.pid file in QStandardPaths::DataLocation.
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40 *
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41 * @param[in] processName name of the process to look for.
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42 *
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43 * @returns true if one or more processes (other than the current process) exist
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44 */
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45 static bool otherProcessesExist(const QString &processName);
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46
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47 /**
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48 * @brief Activates the window for first found process
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49 * @param [in] executableName executableName (without path and .exe extension)
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50 */
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51 static void activateWindowForProcess(const QString &executableName);
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52
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53 /**
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54 * @brief Clean up internaly used infrastructure like pid/lock files.
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55 */
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56 static void cleanUp(void);
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57 };
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58
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59 #endif // PROCESSHELP_H
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