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QtWebEngine

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  • elicatE Offline
    elicatE Offline
    elicat
    wrote on last edited by
    #6

    @vithom said in QtWebEngine:

    So does it means that if you install VS2017, you are able to compile with msvc2015 prebuilt component ?

    I have installed VS2017 and QT 5.9.4 on win10 64bit.
    after I have configured qt version same this :
    0_1528905889800_qtversion.jpg

    If I build with X64 is all ok.
    but if I try to use x86 or win32 I have this error

    0_1528906119739_qtversion_error.jpg

    In QT --> Tools --> options I have configured the parameters of compiler :

    0_1528906310453_qtversion_error_2.jpg

    Mabye it's impossible build in 32bit version?

    Saluti, Gianfranco Elicat

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    0
    • elicatE Offline
      elicatE Offline
      elicat
      wrote on last edited by
      #7

      OK, Now I have install on Ubuntu System 32bit Qt Creator and QtWebEngine is recognized. But wen buil the program I have error in :

      QtWebEngine::initialize();
      

      I must install other component in Linux for build with QT and yours QtWebEngine?

      Saluti, Gianfranco Elicat

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      • SGaistS Offline
        SGaistS Offline
        SGaist
        Lifetime Qt Champion
        wrote on last edited by
        #8

        What exact errors are you getting ?

        Interested in AI ? www.idiap.ch
        Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

        elicatE 1 Reply Last reply
        0
        • SGaistS SGaist

          What exact errors are you getting ?

          elicatE Offline
          elicatE Offline
          elicat
          wrote on last edited by
          #9

          @SGaist Good Morning,
          the cod of main is this :

          #include <QCoreApplication>
          #include <QtGui/QApplicationStateChangeEvent>
          #include <QtQml/QQmlApplicationEngine>
          #include <QtWebEngine/qtwebengineglobal.h>
          #include <WebClass.h>
          #include <QtWebChannel/QQmlWebChannel>
          #include <QtWebChannel/qwebchannel.h>
          #include <QtWebEngineWidgets/QtWebEngineWidgets>
          
          int main(int argc, char *argv[])
          {
              QCoreApplication app(argc, argv);
          
          	QtWebEngine::initialize();
          
          	QQmlApplicationEngine engine;
          	engine.load(QUrl(QStringLiteral("main.qml")));
          	return app.exec();
          }
          

          Erros when build :

          /home/gianfranco/Public/QtApplication/QtWebApplicationUbuntu/main.cpp:17: error: undefined reference to `QtWebEngine::initialize()'
          

          I do not understand where the cause is.
          The statements are recognized

          Saluti, Gianfranco Elicat

          raven-worxR 1 Reply Last reply
          0
          • elicatE elicat

            @SGaist Good Morning,
            the cod of main is this :

            #include <QCoreApplication>
            #include <QtGui/QApplicationStateChangeEvent>
            #include <QtQml/QQmlApplicationEngine>
            #include <QtWebEngine/qtwebengineglobal.h>
            #include <WebClass.h>
            #include <QtWebChannel/QQmlWebChannel>
            #include <QtWebChannel/qwebchannel.h>
            #include <QtWebEngineWidgets/QtWebEngineWidgets>
            
            int main(int argc, char *argv[])
            {
                QCoreApplication app(argc, argv);
            
            	QtWebEngine::initialize();
            
            	QQmlApplicationEngine engine;
            	engine.load(QUrl(QStringLiteral("main.qml")));
            	return app.exec();
            }
            

            Erros when build :

            /home/gianfranco/Public/QtApplication/QtWebApplicationUbuntu/main.cpp:17: error: undefined reference to `QtWebEngine::initialize()'
            

            I do not understand where the cause is.
            The statements are recognized

            raven-worxR Offline
            raven-worxR Offline
            raven-worx
            Moderators
            wrote on last edited by raven-worx
            #10
            This post is deleted!
            1 Reply Last reply
            0
            • SGaistS Offline
              SGaistS Offline
              SGaist
              Lifetime Qt Champion
              wrote on last edited by
              #11

              Maybe a silly question but did you add QT += webengine to you .pro file ?

              Interested in AI ? www.idiap.ch
              Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

              elicatE 1 Reply Last reply
              0
              • SGaistS SGaist

                Maybe a silly question but did you add QT += webengine to you .pro file ?

                elicatE Offline
                elicatE Offline
                elicat
                wrote on last edited by elicat
                #12

                @SGaist Arghh.. you tell me correct.. -I am again beginner, now, when i buil i have this problem.
                what is still missing?

                /usr/bin/ld: cannot find -lGL
                
                

                Saluti, Gianfranco Elicat

                JonBJ 1 Reply Last reply
                0
                • elicatE elicat

                  @SGaist Arghh.. you tell me correct.. -I am again beginner, now, when i buil i have this problem.
                  what is still missing?

                  /usr/bin/ld: cannot find -lGL
                  
                  
                  JonBJ Offline
                  JonBJ Offline
                  JonB
                  wrote on last edited by JonB
                  #13

                  @elicat
                  Use the Search icon at the top of this page to search this forum for lGL (note not for -lGL). You will find lots of this specific question and its solutions.

                  elicatE 1 Reply Last reply
                  0
                  • JonBJ JonB

                    @elicat
                    Use the Search icon at the top of this page to search this forum for lGL (note not for -lGL). You will find lots of this specific question and its solutions.

                    elicatE Offline
                    elicatE Offline
                    elicat
                    wrote on last edited by
                    #14

                    @JonB ok thanks

                    Saluti, Gianfranco Elicat

                    elicatE 1 Reply Last reply
                    0
                    • elicatE elicat

                      @JonB ok thanks

                      elicatE Offline
                      elicatE Offline
                      elicat
                      wrote on last edited by
                      #15

                      @elicat all is perfect, now it build without errors, but… UFF… but when i run the program it crashed. I lunch with debug and i have this error. The same project run in x64bit with 5.9.4.

                      0_1529398559134_ubuntu_test-complie.png

                      Saluti, Gianfranco Elicat

                      1 Reply Last reply
                      0
                      • SGaistS Offline
                        SGaistS Offline
                        SGaist
                        Lifetime Qt Champion
                        wrote on last edited by SGaist
                        #16

                        Hi,

                        Why are you using a QCoreApplication ?

                        Interested in AI ? www.idiap.ch
                        Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

                        elicatE 1 Reply Last reply
                        0
                        • SGaistS SGaist

                          Hi,

                          Why are you using a QCoreApplication ?

                          elicatE Offline
                          elicatE Offline
                          elicat
                          wrote on last edited by
                          #17

                          @SGaist Ok, I'm stupid. sorry. thank you all

                          Saluti, Gianfranco Elicat

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