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How to access QSqlRelationalModel from function?

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  • P Offline
    P Offline
    Panoss
    wrote on last edited by Panoss
    #23

    Can I do something like this?

    ui.type_search_cbo->cancelEventoncurrentIndexChanged;
    ui.type_search_cbo->setModel(model);
    ui.type_search_cbo->resetEventoncurrentIndexChanged;
    

    (nice code, eh?)

    mrjjM 1 Reply Last reply
    0
    • P Panoss

      Can I do something like this?

      ui.type_search_cbo->cancelEventoncurrentIndexChanged;
      ui.type_search_cbo->setModel(model);
      ui.type_search_cbo->resetEventoncurrentIndexChanged;
      

      (nice code, eh?)

      mrjjM Offline
      mrjjM Offline
      mrjj
      Lifetime Qt Champion
      wrote on last edited by
      #24

      @Panoss

      well i would prefer if you could just wait to connect the slots
      so its ok it says index changed.

      There is
      http://doc.qt.io/qt-5/qobject.html#blockSignals

      but again, you are fixing a symptom so it not the best.

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      • P Offline
        P Offline
        Panoss
        wrote on last edited by
        #25

        Yes, it works with block signals.
        So, this is not the correct remedy?

        How could I wait to connect the slots?
        I don't want just to fix the symptom, I want to do it properly.

        mrjjM 1 Reply Last reply
        0
        • P Panoss

          Yes, it works with block signals.
          So, this is not the correct remedy?

          How could I wait to connect the slots?
          I don't want just to fix the symptom, I want to do it properly.

          mrjjM Offline
          mrjjM Offline
          mrjj
          Lifetime Qt Champion
          wrote on last edited by
          #26

          @Panoss
          well where do you hook up the oncurrentIndexChanged signal?

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          • P Offline
            P Offline
            Panoss
            wrote on last edited by Panoss
            #27

            It's a slot for a combo:

            void RepairDevices::on_type_search_cbo_currentIndexChanged(int index)
            {
                refresh_devices_search_tbl(); 
            }
            
            mrjjM 1 Reply Last reply
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            • P Panoss

              It's a slot for a combo:

              void RepairDevices::on_type_search_cbo_currentIndexChanged(int index)
              {
                  refresh_devices_search_tbl(); 
              }
              
              mrjjM Offline
              mrjjM Offline
              mrjj
              Lifetime Qt Champion
              wrote on last edited by mrjj
              #28

              @Panoss said in How to access QSqlRelationalModel from function?:

              Ah you are using the auto connect feature?
              you do not have connect( xxxx) , correct ?

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              • P Offline
                P Offline
                Panoss
                wrote on last edited by Panoss
                #29

                No, I don't even know what autoconnect is.
                I have no connect( xxxx) for this function.
                (unless you 're meaning that this way, it 's autoconnected)

                mrjjM 1 Reply Last reply
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                • P Panoss

                  No, I don't even know what autoconnect is.
                  I have no connect( xxxx) for this function.
                  (unless you 're meaning that this way, it 's autoconnected)

                  mrjjM Offline
                  mrjjM Offline
                  mrjj
                  Lifetime Qt Champion
                  wrote on last edited by
                  #30

                  @Panoss

                  well it means it will hook it up if names matches.
                  QMetaObject::connectSlotsByName(MainWindow);
                  ( in setupUI)

                  just use blockSignals then. :)

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                  • P Offline
                    P Offline
                    Panoss
                    wrote on last edited by
                    #31

                    Thank you very much mrjj, you helped me A LOT!

                    mrjjM 1 Reply Last reply
                    1
                    • P Panoss

                      Thank you very much mrjj, you helped me A LOT!

                      mrjjM Offline
                      mrjjM Offline
                      mrjj
                      Lifetime Qt Champion
                      wrote on last edited by
                      #32

                      @Panoss
                      Np.
                      Thats why i lurk around here :)

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