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QFileSystemWatcher's signal "directoryChanged" not emitted

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qfilesystemwatcwindows10
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  • SGaistS Offline
    SGaistS Offline
    SGaist
    Lifetime Qt Champion
    wrote on last edited by
    #34

    You have to build qtbase from the command line. There's a lot of stuff happening during the build phase of qtbase like header generation. Therefore, build it once and then start hacking on it.

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    Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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    • S stephane78

      @SGaist I have added INCLUDEPATH +="../../include"
      INCLUDEPATH +="../../include/QtCore"
      in the corelib.pro because I had errors on include paths but I have still errors on other include paths:
      In file included from C:\qtsrc\qtbase\src\corelib\animation\qabstractanimation.cpp:143:0:
      C:\qtsrc\qtbase\src\corelib\animation\qabstractanimation_p.h:52:31: fatal error: private/qobject_p.h: No such file or directory
      #include <private/qobject_p.h>
      ^

      S Offline
      S Offline
      stephane78
      wrote on last edited by
      #35

      @SGaist these problems are only for building with QTCreator.I have no problem to build with command line.but to debug QTCore in QTcreator I must build with QTcreator

      jsulmJ 1 Reply Last reply
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      • SGaistS SGaist

        You have to, qtbase, unlike the other modules, requires that you run configure before building it.

        S Offline
        S Offline
        stephane78
        wrote on last edited by
        #36

        @SGaist I have built QTbase with command line without problem.But to debug QtCore with QtCreator I must build it with QtCreator.

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        • S stephane78

          @SGaist these problems are only for building with QTCreator.I have no problem to build with command line.but to debug QTCore in QTcreator I must build with QTcreator

          jsulmJ Offline
          jsulmJ Offline
          jsulm
          Lifetime Qt Champion
          wrote on last edited by
          #37

          @stephane78 Your assumption is wrong: you don't have to build with QtCreator to be able to debug in QtCreator. You just need to build a debug version.

          https://forum.qt.io/topic/113070/qt-code-of-conduct

          S 1 Reply Last reply
          1
          • jsulmJ jsulm

            @stephane78 Your assumption is wrong: you don't have to build with QtCreator to be able to debug in QtCreator. You just need to build a debug version.

            S Offline
            S Offline
            stephane78
            wrote on last edited by
            #38

            @jsulm how to debug then ? I have a debug version of Qtbase and I have put the build directory where is the debug version but when I click on the debug button in Qtcreator it tries to build the project....

            jsulmJ S 2 Replies Last reply
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            • S stephane78

              @jsulm how to debug then ? I have a debug version of Qtbase and I have put the build directory where is the debug version but when I click on the debug button in Qtcreator it tries to build the project....

              jsulmJ Offline
              jsulmJ Offline
              jsulm
              Lifetime Qt Champion
              wrote on last edited by
              #39

              @stephane78 To debug QtBase you need a project which is linked against it - you cannot execute a library, so you need an executable. Create a project write some code which uses QtBase, put a break point and start debugging. You then can step into QtBase code.

              https://forum.qt.io/topic/113070/qt-code-of-conduct

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              • S stephane78

                @jsulm how to debug then ? I have a debug version of Qtbase and I have put the build directory where is the debug version but when I click on the debug button in Qtcreator it tries to build the project....

                S Offline
                S Offline
                stephane78
                wrote on last edited by
                #40

                @jsulm ok jsuml you are right, I was not able to debug because shadow build was checked.I have unchecked it and now I can debug....so I am under windows 7.so I must try under windows 10 now and I come back when I have finished.......

                S 1 Reply Last reply
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                • S stephane78

                  @jsulm ok jsuml you are right, I was not able to debug because shadow build was checked.I have unchecked it and now I can debug....so I am under windows 7.so I must try under windows 10 now and I come back when I have finished.......

                  S Offline
                  S Offline
                  stephane78
                  wrote on last edited by
                  #41

                  @jsulm yes I have an executable to debug qtcore,but my problem was only because shadow build was checked and it tries to build qtcore.now it is ok

                  S 1 Reply Last reply
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                  • S stephane78

                    @jsulm yes I have an executable to debug qtcore,but my problem was only because shadow build was checked and it tries to build qtcore.now it is ok

                    S Offline
                    S Offline
                    stephane78
                    wrote on last edited by
                    #42

                    OK I have found a solution for windows to this bug (see :https://bugreports.qt.io/browse/QTBUG-59616). I have uploaded here the two files qfilesystemwatcher_win_p.h and qfilesystemwtacher_win.cpp that correct it.
                    I will search a solution for linux and for macos if there is the problem on mac os too....

                    S 1 Reply Last reply
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                    • S stephane78

                      OK I have found a solution for windows to this bug (see :https://bugreports.qt.io/browse/QTBUG-59616). I have uploaded here the two files qfilesystemwatcher_win_p.h and qfilesystemwtacher_win.cpp that correct it.
                      I will search a solution for linux and for macos if there is the problem on mac os too....

                      S Offline
                      S Offline
                      stephane78
                      wrote on last edited by
                      #43

                      I have corrected this bug and the other under linux too, my correction is not very clean,but it corrects the bugs.I must look under mac os too

                      1 Reply Last reply
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