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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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  • 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 Online
    Christian EhrlicherC Online
    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/
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    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 Online
      JonBJ Online
      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
      0
      • 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 Online
          JonBJ Online
          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 Online
              Christian EhrlicherC Online
              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

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