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Custom widget plugin installation[SOLVED]

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  • T Offline
    T Offline
    tanmay2227
    wrote on last edited by
    #5

    yeah but now actually the plugin is loading but when building the project the compiler shows no such directory sign on my class
    and is not including the header

    Tanmay Priyadarshi

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    • SGaistS Offline
      SGaistS Offline
      SGaist
      Lifetime Qt Champion
      wrote on last edited by
      #6

      What IDE are you using ?

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

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      • T Offline
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        tanmay2227
        wrote on last edited by
        #7

        i am using qt creator only

        Tanmay Priyadarshi

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

          Did you check that your class related files is listed in your 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

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          • T Offline
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            tanmay2227
            wrote on last edited by
            #9

            how do you do that can you please help with the command

            Tanmay Priyadarshi

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            • T Offline
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              tanmay2227
              wrote on last edited by
              #10

              mainwindow.obj:-1: error: LNK2001: unresolved external symbol "public: virtual void * __thiscall LED::qt_metacast(char const *)" (?qt_metacast@LED@@UAEPAXPBD@Z)

              THIS IS THE ERROR IT IS SHOWING WHILE BUILDING NOW I INCLUDED THE PATH IN THE .PRO FILE

              Tanmay Priyadarshi

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              • SGaistS Offline
                SGaistS Offline
                SGaist
                Lifetime Qt Champion
                wrote on last edited by
                #11

                What is LED ?

                Please, don't write all in upper case, it's considered as shouting and a bit rude.

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

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                • T Offline
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                  tanmay2227
                  wrote on last edited by
                  #12

                  sorry
                  it was by mistake and LED is my class name

                  Tanmay Priyadarshi

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                  • SGaistS Offline
                    SGaistS Offline
                    SGaist
                    Lifetime Qt Champion
                    wrote on last edited by
                    #13

                    Can you post your 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

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                    • T Offline
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                      tanmay2227
                      wrote on last edited by
                      #14

                      QT += core gui

                      greaterThan(QT_MAJOR_VERSION, 4): QT += widgets

                      TARGET = tester
                      TEMPLATE = app
                      #LIBS +=-L"C:\Qt\Qt5.0.1\Tools\QtCreator\bin\tester" -l"customwidgetplugin"
                      SOURCES += main.cpp
                      mainwindow.cpp

                      HEADERS += mainwindow.h

                      FORMS += mainwindow.ui
                      INCLUDEPATH += "C:\Qt\Qt5.0.1\5.0.1\msvc2010\examples\designer\customwidgetplugin"

                      LIBS += $$(QTDIR)\plugins\designer\customwidgetplugin.lib


                      this is my pro file though it has now a different widget but the same error occurs. i have experimentes a lot with the library path.

                      the linker error when the library path is added dissapears and the program starts but terminates unexpectedly instantly without any specific error message ang if the library path is not given the linker error arises

                      Tanmay Priyadarshi

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                      • SGaistS Offline
                        SGaistS Offline
                        SGaist
                        Lifetime Qt Champion
                        wrote on last edited by
                        #15

                        Before going further, follow the suggestion Tobias Hunger made on your other plugin related post.

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

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                        • T Offline
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                          tanmay2227
                          wrote on last edited by
                          #16

                          thank you for all your help and patience.
                          the plugin is now working

                          Tanmay Priyadarshi

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                          • T Offline
                            T Offline
                            tanmay2227
                            wrote on last edited by
                            #17

                            and i would just like to ask if you could also help me with my other question you looked upon the custom menubar kind of widget and did you have any ideas

                            Tanmay Priyadarshi

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                            • SGaistS Offline
                              SGaistS Offline
                              SGaist
                              Lifetime Qt Champion
                              wrote on last edited by
                              #18

                              I've responded, in between, you can mark this thread as solved since it's working so other forum users may know a solution has been found. Adding a link to the post where you had the helping answer would also be a plus.

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

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                              • T Offline
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                                tanmay2227
                                wrote on last edited by
                                #19

                                I am adding the link to the post that helped me solve the error and i would also like to add that one more conmon mistake that was not written in the post could be the mixing of debug and release files we need the the release dll to add in the designer and the debug dll to set as the library path in the pro file so both dll are required"Your text to link here...":http://qt-project.org/forums/viewthread/33712/

                                Tanmay Priyadarshi

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