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  4. How to set QTableWidget editable with a few non-editable columns, and editing by one click on cell?
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How to set QTableWidget editable with a few non-editable columns, and editing by one click on cell?

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  • JonBJ JonB

    @Kuji

        QObject::connect(ui->tableWidgetAdminEmployee, &QTableWidget::clicked,
                         ui->tableWidgetAdminEmployee, [=](const QModelIndex& index) {
            qDebug() << "In slot";
            ui->tableWidgetAdminEmployee->setCurrentIndex(index);
            qDebug() << "Calling edit()";
            ui->tableWidgetAdminEmployee->edit(index);
            qDebug() << "Called edit()";
            });
    

    Something like that (untested). I don't suppose doing setCurrentIndex(index) will solve your problem, but it's worth a try.

    K Offline
    K Offline
    Kuji
    wrote on last edited by
    #5

    @JonB Added, when i choose cell which is non-editable console writes:
    In slot
    Calling edit()
    edit: editing failed
    Called edit()

    When i choose editable cells console writes:
    In slot
    Calling edit()
    Called edit()

    Christian EhrlicherC JonBJ 2 Replies Last reply
    0
    • K Kuji

      @JonB Added, when i choose cell which is non-editable console writes:
      In slot
      Calling edit()
      edit: editing failed
      Called edit()

      When i choose editable cells console writes:
      In slot
      Calling edit()
      Called edit()

      Christian EhrlicherC Offline
      Christian EhrlicherC Offline
      Christian Ehrlicher
      Lifetime Qt Champion
      wrote on last edited by
      #6

      @Kuji said in How to set QTableWidget editable with a few non-editable columns, and editing by one click on cell?:

      when i choose cell which is non-editable console writes:

      What do you expect otherwise? I mean - it just tells you that a non-editable item can not be edited. So either life with it or don't call edit() on such an item.

      Qt Online Installer direct download: https://download.qt.io/official_releases/online_installers/
      Visit the Qt Academy at https://academy.qt.io/catalog

      1 Reply Last reply
      1
      • K Kuji

        @JonB Added, when i choose cell which is non-editable console writes:
        In slot
        Calling edit()
        edit: editing failed
        Called edit()

        When i choose editable cells console writes:
        In slot
        Calling edit()
        Called edit()

        JonBJ Offline
        JonBJ Offline
        JonB
        wrote on last edited by JonB
        #7

        @Kuji said in How to set QTableWidget editable with a few non-editable columns, and editing by one click on cell?:

        @JonB Added, when i choose cell which is non-editable console writes:

        I did not realize you were doing this on the non-editable cells! So it is behaving well/as it should, what is the issue? Earlier you wrote:

        but when i click on enabled cell in console appears line "edit: editing failed"

        Now you show that works fine on editable cells.

        1 Reply Last reply
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        • K Offline
          K Offline
          Kuji
          wrote on last edited by
          #8

          How can i get rid of lines in console:edit: editing failed? By don't calling edit() for these cells then how exclude these cells?

          JonBJ 1 Reply Last reply
          0
          • K Kuji

            How can i get rid of lines in console:edit: editing failed? By don't calling edit() for these cells then how exclude these cells?

            JonBJ Offline
            JonBJ Offline
            JonB
            wrote on last edited by
            #9

            @Kuji

            if (ui->tableWidgetAdminEmployee->itemFromIndex(index)->flags() & Qt::ItemIsEnabled )
                ui->tableWidgetAdminEmployee->edit(index);
            

            Something like that.

            K 1 Reply Last reply
            0
            • JonBJ JonB

              @Kuji

              if (ui->tableWidgetAdminEmployee->itemFromIndex(index)->flags() & Qt::ItemIsEnabled )
                  ui->tableWidgetAdminEmployee->edit(index);
              

              Something like that.

              K Offline
              K Offline
              Kuji
              wrote on last edited by Kuji
              #10

              @JonB Can't write instead of this code line because of en error, or i should write this in another place?

              ui->tableWidgetAdminEmployee->edit(index);
              
              Christian EhrlicherC 1 Reply Last reply
              0
              • K Kuji

                @JonB Can't write instead of this code line because of en error, or i should write this in another place?

                ui->tableWidgetAdminEmployee->edit(index);
                
                Christian EhrlicherC Offline
                Christian EhrlicherC Offline
                Christian Ehrlicher
                Lifetime Qt Champion
                wrote on last edited by
                #11

                @Kuji said in How to set QTableWidget editable with a few non-editable columns, and editing by one click on cell?:

                Can't write instead of this code line because of en error,

                Then fixing the error would be a good start.

                Qt Online Installer direct download: https://download.qt.io/official_releases/online_installers/
                Visit the Qt Academy at https://academy.qt.io/catalog

                K 1 Reply Last reply
                0
                • Christian EhrlicherC Christian Ehrlicher

                  @Kuji said in How to set QTableWidget editable with a few non-editable columns, and editing by one click on cell?:

                  Can't write instead of this code line because of en error,

                  Then fixing the error would be a good start.

                  K Offline
                  K Offline
                  Kuji
                  wrote on last edited by
                  #12

                  @Christian-Ehrlicher i mean this error

                  error: 'itemFromIndex' is a protected member of 'QTableWidget'
                  

                  here

                      QObject::connect(ui->tableWidgetAdminEmployee, &QTableWidget::clicked,
                                           ui->tableWidgetAdminEmployee, [=](const QModelIndex& index) {
                              ui->tableWidgetAdminEmployee->setCurrentIndex(index);
                              if (ui->tableWidgetAdminEmployee->itemFromIndex(index)->flags() & Qt::ItemIsEnabled )
                                  ui->tableWidgetAdminEmployee->edit(index);
                              });
                  
                  1 Reply Last reply
                  0
                  • M Offline
                    M Offline
                    mpergand
                    wrote on last edited by
                    #13

                    try:
                    ui->tableWidgetAdminEmployee->item(index.row(), index.column())

                    K 1 Reply Last reply
                    1
                    • M mpergand

                      try:
                      ui->tableWidgetAdminEmployee->item(index.row(), index.column())

                      K Offline
                      K Offline
                      Kuji
                      wrote on last edited by Kuji
                      #14

                      @mpergand This worked

                      QObject::connect(ui->tableWidgetAdminEmployee, &QTableWidget::clicked,
                                ui->tableWidgetAdminEmployee, [=](const QModelIndex& index) {
                      ui->tableWidgetAdminEmployee->setCurrentIndex(index);
                      if(index.column()!=0&&index.column()!=7&&index.column()!=8&&index.column()!=9)
                      if (ui->tableWidgetAdminEmployee->item(index.row(), index.column())->flags() & Qt::ItemIsEnabled )
                      ui->tableWidgetAdminEmployee->edit(index);
                      });
                      

                      But now after making some columns editable i can't make them non-editable

                      M 1 Reply Last reply
                      0
                      • K Kuji

                        @mpergand This worked

                        QObject::connect(ui->tableWidgetAdminEmployee, &QTableWidget::clicked,
                                  ui->tableWidgetAdminEmployee, [=](const QModelIndex& index) {
                        ui->tableWidgetAdminEmployee->setCurrentIndex(index);
                        if(index.column()!=0&&index.column()!=7&&index.column()!=8&&index.column()!=9)
                        if (ui->tableWidgetAdminEmployee->item(index.row(), index.column())->flags() & Qt::ItemIsEnabled )
                        ui->tableWidgetAdminEmployee->edit(index);
                        });
                        

                        But now after making some columns editable i can't make them non-editable

                        M Offline
                        M Offline
                        mpergand
                        wrote on last edited by
                        #15

                        @Kuji said in How to set QTableWidget editable with a few non-editable columns, and editing by one click on cell?:

                        But now after making some columns editable i can't make them non-editable

                        Change the flag of the item accordingly.

                        K 1 Reply Last reply
                        0
                        • M mpergand

                          @Kuji said in How to set QTableWidget editable with a few non-editable columns, and editing by one click on cell?:

                          But now after making some columns editable i can't make them non-editable

                          Change the flag of the item accordingly.

                          K Offline
                          K Offline
                          Kuji
                          wrote on last edited by Kuji
                          #16

                          @mpergand I tryed this, but after clicking on the cell it's editable and then it becomes unselectable

                              QObject::connect(ui->tableWidgetAdminEmployee, &QTableWidget::clicked,
                                               ui->tableWidgetAdminEmployee, [=](const QModelIndex& index) {
                                  ui->tableWidgetAdminEmployee->setCurrentIndex(index);
                                  ui->tableWidgetAdminEmployee->item(index.row(), index.column())->setFlags(Qt::ItemIsSelectable);
                              });
                          
                          M 1 Reply Last reply
                          0
                          • K Kuji

                            @mpergand I tryed this, but after clicking on the cell it's editable and then it becomes unselectable

                                QObject::connect(ui->tableWidgetAdminEmployee, &QTableWidget::clicked,
                                                 ui->tableWidgetAdminEmployee, [=](const QModelIndex& index) {
                                    ui->tableWidgetAdminEmployee->setCurrentIndex(index);
                                    ui->tableWidgetAdminEmployee->item(index.row(), index.column())->setFlags(Qt::ItemIsSelectable);
                                });
                            
                            M Offline
                            M Offline
                            mpergand
                            wrote on last edited by
                            #17

                            @Kuji
                            Qt::ItemIsSelectable|Qt::ItemIsEnabled

                            K 1 Reply Last reply
                            0
                            • M mpergand

                              @Kuji
                              Qt::ItemIsSelectable|Qt::ItemIsEnabled

                              K Offline
                              K Offline
                              Kuji
                              wrote on last edited by
                              #18

                              @mpergand cells are editable when i click on them and after that they are non-editable but write "edit: editing failed" in console

                              M 1 Reply Last reply
                              0
                              • K Kuji

                                @mpergand cells are editable when i click on them and after that they are non-editable but write "edit: editing failed" in console

                                M Offline
                                M Offline
                                mpergand
                                wrote on last edited by
                                #19

                                @Kuji
                                To tell the truth, i don't understand what you're trying to do from the beginning.

                                K 1 Reply Last reply
                                0
                                • M mpergand

                                  @Kuji
                                  To tell the truth, i don't understand what you're trying to do from the beginning.

                                  K Offline
                                  K Offline
                                  Kuji
                                  wrote on last edited by Kuji
                                  #20

                                  @mpergand I'm trying by pressing the button make editable some columns and make non-editable some columns in table, then after another button make all table non-editable.
                                  Also i can't disconnect, if i could i would just set table readonly

                                  1 Reply Last reply
                                  0
                                  • M Offline
                                    M Offline
                                    mpergand
                                    wrote on last edited by
                                    #21

                                    QObject::connect(ui->tableWidgetAdminEmployee, &QTableWidget::clicked,

                                    Here you click on a table cell not on a button.
                                    So what button are you talking about ?

                                    K 1 Reply Last reply
                                    0
                                    • M mpergand

                                      QObject::connect(ui->tableWidgetAdminEmployee, &QTableWidget::clicked,

                                      Here you click on a table cell not on a button.
                                      So what button are you talking about ?

                                      K Offline
                                      K Offline
                                      Kuji
                                      wrote on last edited by
                                      #22

                                      @mpergand this connection happens after pressing on usuall QPushButton

                                      M 1 Reply Last reply
                                      0
                                      • K Kuji

                                        @mpergand this connection happens after pressing on usuall QPushButton

                                        M Offline
                                        M Offline
                                        mpergand
                                        wrote on last edited by
                                        #23

                                        @Kuji said in How to set QTableWidget editable with a few non-editable columns, and editing by one click on cell?:

                                        @mpergand this connection happens after pressing on usuall QPushButton

                                        Where do you make this connection, where is that button, outside or inside the table ?
                                        QObject::connect(ui->tableWidgetAdminEmployee, &QTableWidget::clicked,
                                        doesn't respond to a button click.

                                        1 Reply Last reply
                                        0
                                        • K Offline
                                          K Offline
                                          Kuji
                                          wrote on last edited by Kuji
                                          #24

                                          Done by disconnecting to set all non-editable

                                              QObject::disconnect(ui->tableWidgetAdminEmployee,nullptr,nullptr,nullptr);
                                              ui->tableWidgetAdminEmployee->setEditTriggers(QAbstractItemView::NoEditTriggers);
                                          

                                          and connect if want to make any columns editable or non-editable where editing works by one click

                                          1 Reply Last reply
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