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Serial port number in windows

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  • A Offline
    A Offline
    andre
    wrote on last edited by
    #8

    Looks like an interesting project. If anything, it shows that Windows is a bit of a mess if you need to try 9 ways to actually get all the serial ports. If it is hard to use with MinGw, then why not use it with MSVC instead? You could make it a small, separate process that just communicates the data to your main application when needed. You can use any IPC mechanism you want for that, including just outputting the data over the stdout and reading that with QProcess.

    Still, you could try and see if the simple way of reading out the registry would be enough in your case? You can use QSettings for that...

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    • G Offline
      G Offline
      gronerth
      wrote on last edited by
      #9

      You can do with QextSerialPort. Example code:

      @QList<QextPortInfo> ports = QextSerialEnumerator::getPorts();
      qDebug() << "SerialSettings::LoadPorts(): List of ports availables:\n";
      for (int i = 0; i < ports.size(); i++) {
      qDebug() << "port name: " << ports.at(i).portName;
      qDebug() << "friendly name: " << ports.at(i).friendName;
      qDebug() << "physical name: " << ports.at(i).physName;
      qDebug() << "enumerator name: " << ports.at(i).enumName;
      qDebug() << "===================================";
      }
      @


      JETG

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      • S Offline
        S Offline
        stukdev
        wrote on last edited by
        #10

        What is it?!?
        When this function was added to the project?!?
        QextSerialEnumerator?!? QextPortInfo?!?

        [quote author="gronerth" date="1293126666"]You can do with QextSerialPort. Example code:

        @QList<QextPortInfo> ports = QextSerialEnumerator::getPorts();
        qDebug() << "SerialSettings::LoadPorts(): List of ports availables:\n";
        for (int i = 0; i < ports.size(); i++) {
        qDebug() << "port name: " << ports.at(i).portName;
        qDebug() << "friendly name: " << ports.at(i).friendName;
        qDebug() << "physical name: " << ports.at(i).physName;
        qDebug() << "enumerator name: " << ports.at(i).enumName;
        qDebug() << "===================================";
        }
        @[/quote]

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        • V Offline
          V Offline
          vsorokin
          wrote on last edited by
          #11

          This methods of this library: "QExtSerialPort":http://qextserialport.sourceforge.net/

          --
          Vasiliy

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          • A Offline
            A Offline
            andre
            wrote on last edited by
            #12

            It might just be me, but I don't see the classes mentioned in the code fragment in the documentation linked from the page you give. I am looking at http://qextserialport.sourceforge.net/qextserialport-1.1.x/

            Is this new API? Newer than the latest API docs on the webpage?

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            • S Offline
              S Offline
              stukdev
              wrote on last edited by
              #13

              This API is very strange!

              Look this "http://code.google.com/p/qextserialport/source/browse/#hg/src":http://code.google.com/p/qextserialport/source/browse/#hg/src

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              • G Offline
                G Offline
                gronerth
                wrote on last edited by
                #14

                The api version that i have downloaded is: qextserialport-1.2win-alpha (win version), you can download from here: http://sourceforge.net/projects/qextserialport/files/qextserialport alpha/


                JETG

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                • S Offline
                  S Offline
                  stukdev
                  wrote on last edited by
                  #15

                  This is a new alpha API, that include enumerator :) Great news!

                  [quote author="gronerth" date="1293458810"]The api version that i have downloaded is: qextserialport-1.2win-alpha (win version), you can download from here: http://sourceforge.net/projects/qextserialport/files/qextserialport alpha/

                  [/quote]

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                  • G Offline
                    G Offline
                    gronerth
                    wrote on last edited by
                    #16

                    Yeap, hope that works for your app!


                    JETG

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                    • S Offline
                      S Offline
                      stukdev
                      wrote on last edited by
                      #17

                      I trying this new api, but i don't understand why i have to make dll and not use the function in my application like the old version of api.

                      [quote author="gronerth" date="1293459428"]Yeap, hope that works for your app![/quote]

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                      • G Offline
                        G Offline
                        gronerth
                        wrote on last edited by
                        #18

                        Well, i have worked with that api, using the dlls, do you mean that u need to link statically?


                        JETG

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                        • S Offline
                          S Offline
                          stukdev
                          wrote on last edited by
                          #19

                          Yes, i use the old api in static mode, this api is writing for build shared library, look the macro
                          @

                          define QEXTSERIALPORT_EXPORT Q_DECL_EXPORT

                          @ in the code

                          [quote author="gronerth" date="1293461425"]Well, i have worked with that api, using the dlls, do you mean that u need to link statically?[/quote]

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                          • G Offline
                            G Offline
                            gronerth
                            wrote on last edited by
                            #20

                            Where is that definition?, i have never tried to link statically, but in the "qextserialport.pro" there is a line that says: #CONFIG += staticlib, have you tried to uncomment it?, and then compile it again( qmake, make)....


                            JETG

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                            • S Offline
                              S Offline
                              stukdev
                              wrote on last edited by
                              #21

                              Yes, but many error give to me.
                              That line is in the class QextSerialEnumerator
                              @
                              class QEXTSERIALPORT_EXPORT QextSerialEnumerator : public QObject@

                              [quote author="gronerth" date="1293463915"]Where is that definition?, i have never tried to link statically, but in the "qextserialport.pro" there is a line that says: #CONFIG += staticlib, have you tried to uncomment it?, and then compile it again( qmake, make)....[/quote]

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                              • G Offline
                                G Offline
                                gronerth
                                wrote on last edited by
                                #22

                                mmm Maybe i have a differente version, because the QextSerialEnumerator doenst inherit from QObject:

                                @/*!

                                • Serial port enumerator. This class provides list of ports available in the system.
                                • Windows implementation is based on Zach Gorman's work from
                                • <a href="http://www.codeproject.com">The Code Project</a> (http://www.codeproject.com/system/setupdi.asp).
                                  */
                                  class QextSerialEnumerator
                                  @

                                JETG

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                                • S Offline
                                  S Offline
                                  stukdev
                                  wrote on last edited by
                                  #23

                                  @
                                  \section Credits
                                  Windows implementation is based on Zach Gorman's work from
                                  <a href="http://www.codeproject.com">The Code Project</a> (http://www.codeproject.com/system/setupdi.asp).

                                  OS X implementation, see
                                  http://developer.apple.com/documentation/DeviceDrivers/Conceptual/AccessingHardware/AH_Finding_Devices/chapter_4_section_2.html

                                  \author Michal Policht, Liam Staskawicz
                                  */
                                  class QEXTSERIALPORT_EXPORT QextSerialEnumerator : public QObject
                                  @

                                  What version do you have of the library ?
                                  [quote author="gronerth" date="1293464466"]mmm Maybe i have a differente version, because the QextSerialEnumerator doenst inherit from QObject:

                                  @/*!

                                  • Serial port enumerator. This class provides list of ports available in the system.
                                  • Windows implementation is based on Zach Gorman's work from
                                  • <a href="http://www.codeproject.com">The Code Project</a> (http://www.codeproject.com/system/setupdi.asp).
                                    */
                                    class QextSerialEnumerator
                                    @

                                  [/quote]

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                                  • G Offline
                                    G Offline
                                    gronerth
                                    wrote on last edited by
                                    #24

                                    Version: qextserialport-1.2win-alpha, but i have downloaded many months ago (beggining of 2010).


                                    JETG

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                                    • S Offline
                                      S Offline
                                      stukdev
                                      wrote on last edited by
                                      #25

                                      The same of me, but you download it from sourceforge, me from googlecode.
                                      Now i trying your lib, this not build a dll but the code you post don't display any port.
                                      The same code work well in googlecode library with a dll.

                                      [quote author="gronerth" date="1293466419"]Version: qextserialport-1.2win-alpha, but i have downloaded many months ago (beggining of 2010).[/quote]

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                                      • L Offline
                                        L Offline
                                        LiamMaru
                                        wrote on last edited by
                                        #26

                                        I've used QSerialDevice to great success for other serial port tasks, it may be worth a look.

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                                        • G Offline
                                          G Offline
                                          gronerth
                                          wrote on last edited by
                                          #27

                                          mmm from googlecode, thanks for the news...try to compile the example "enumerator" that it comes with the library...


                                          JETG

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