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QStackedWidget setCurrentIndex slot not showing on Signals&Slots editor (QtCreator)

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qstackedwidgetqtcreatorsignal & slotslot
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  • cxamC cxam

    @SGaist you could imagine it as a setup wizard more or less, with 'next' or 'back' buttons

    mrjjM Offline
    mrjjM Offline
    mrjj
    Lifetime Qt Champion
    wrote on last edited by
    #5

    @cxam
    just to be sure, u did see
    http://doc.qt.io/qt-5/qwizard.html
    which is for wizard type of interface.

    cxamC 1 Reply Last reply
    0
    • mrjjM mrjj

      @cxam
      just to be sure, u did see
      http://doc.qt.io/qt-5/qwizard.html
      which is for wizard type of interface.

      cxamC Offline
      cxamC Offline
      cxam
      wrote on last edited by
      #6

      @mrjj said:

      http://doc.qt.io/qt-5/qwizard.html

      I said Setup Wizard as an example, what I exactly want is a main menu from where you can go to different interfaces, so I need buttons to go through pages. (This app is going to be running on a Raspberry Pi 2 using EGLFS)

      1 Reply Last reply
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      • mrjjM Offline
        mrjjM Offline
        mrjj
        Lifetime Qt Champion
        wrote on last edited by
        #7

        ok
        QStackedWidget seems right for a multipage application.

        cxamC 2 Replies Last reply
        0
        • mrjjM mrjj

          ok
          QStackedWidget seems right for a multipage application.

          cxamC Offline
          cxamC Offline
          cxam
          wrote on last edited by
          #8

          @mrjj So what I did so far is that when I clic the button it declares an int with the index number, now I could set the variable I declared as the index for my QStackedWidget right ?

          1 Reply Last reply
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          • mrjjM mrjj

            ok
            QStackedWidget seems right for a multipage application.

            cxamC Offline
            cxamC Offline
            cxam
            wrote on last edited by
            #9

            @mrjj More or less like this:

            
            void MainWindow::on_Cambio1_clicked()
            {
                int cambio1;
                cambio1 = 0;
                void QStackedWidget::setCurrentIndex(cambio1);
            }
            

            I don't know why but it comes up with this error:

            error: invalid use of qualified-name 'QStackedWidget::setCurrentIndex'
                 int QStackedWidget::setCurrentIndex(cambio1);
                                                            ^
            
            mrjjM 1 Reply Last reply
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            • cxamC cxam

              @mrjj More or less like this:

              
              void MainWindow::on_Cambio1_clicked()
              {
                  int cambio1;
                  cambio1 = 0;
                  void QStackedWidget::setCurrentIndex(cambio1);
              }
              

              I don't know why but it comes up with this error:

              error: invalid use of qualified-name 'QStackedWidget::setCurrentIndex'
                   int QStackedWidget::setCurrentIndex(cambio1);
                                                              ^
              
              mrjjM Offline
              mrjjM Offline
              mrjj
              Lifetime Qt Champion
              wrote on last edited by mrjj
              #10

              @cxam
              well i would expect something like
              void MainWindow::on_Cambio1_clicked()
              {
              // int cambio1; <<< move to mainwinow.h in the class so all buttons have access to this "current-page"
              cambio1++; // take next page//
              ui->YourQStackedWidget->setCurrentIndex(cambio1);
              }
              set cambio1= 0 in mainwin constructor

              A more clean way might be to use to functions
              nextPage() and prevPage() in mainwindow
              and the buttons just call that and it does the page switch back and forth.

              please try this sample
              https://www.dropbox.com/s/hpjtrr1xvo3lakw/stackedinteface.zip?dl=0

              cxamC 1 Reply Last reply
              2
              • SGaistS Offline
                SGaistS Offline
                SGaist
                Lifetime Qt Champion
                wrote on last edited by
                #11

                The error comes from the fact that your are trying to call a class method like it's a static method.

                Even if you don't use QWizard, you can take a look at its implementation to get started.

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

                cxamC 1 Reply Last reply
                2
                • SGaistS SGaist

                  The error comes from the fact that your are trying to call a class method like it's a static method.

                  Even if you don't use QWizard, you can take a look at its implementation to get started.

                  cxamC Offline
                  cxamC Offline
                  cxam
                  wrote on last edited by
                  #12

                  @SGaist @mrjj thank you very much for your help, I'll try that out and see how it goes.
                  Regards

                  mrjjM 1 Reply Last reply
                  0
                  • mrjjM mrjj

                    @cxam
                    well i would expect something like
                    void MainWindow::on_Cambio1_clicked()
                    {
                    // int cambio1; <<< move to mainwinow.h in the class so all buttons have access to this "current-page"
                    cambio1++; // take next page//
                    ui->YourQStackedWidget->setCurrentIndex(cambio1);
                    }
                    set cambio1= 0 in mainwin constructor

                    A more clean way might be to use to functions
                    nextPage() and prevPage() in mainwindow
                    and the buttons just call that and it does the page switch back and forth.

                    please try this sample
                    https://www.dropbox.com/s/hpjtrr1xvo3lakw/stackedinteface.zip?dl=0

                    cxamC Offline
                    cxamC Offline
                    cxam
                    wrote on last edited by
                    #13
                    This post is deleted!
                    1 Reply Last reply
                    0
                    • cxamC cxam

                      @SGaist @mrjj thank you very much for your help, I'll try that out and see how it goes.
                      Regards

                      mrjjM Offline
                      mrjjM Offline
                      mrjj
                      Lifetime Qt Champion
                      wrote on last edited by
                      #14

                      @cxam
                      Yes, u can have buttons inside the pages if you want.
                      Works the same.

                      cxamC 1 Reply Last reply
                      1
                      • mrjjM mrjj

                        @cxam
                        Yes, u can have buttons inside the pages if you want.
                        Works the same.

                        cxamC Offline
                        cxamC Offline
                        cxam
                        wrote on last edited by
                        #15

                        @mrjj Hi! I managed to make everything just as I wanted, everything is going fine. The code example you sent me really did the trick. Thanks a lot.

                        1 Reply Last reply
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