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QTableview Viewport Problem

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  • N Offline
    N Offline
    nitishjo
    wrote on last edited by
    #1

    When in Qtableview if we have more than 10 columns how do we get column number visible in the current viewport when we scroll horizontal scrollbar

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    • p3c0P Offline
      p3c0P Offline
      p3c0
      Moderators
      wrote on last edited by
      #2

      @nitishjo Which tableview are you referring QtQuick's TableView or C++ QTableView ? Also can you provide more details of what you are trying to do?

      157

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      • p3c0P p3c0

        @nitishjo Which tableview are you referring QtQuick's TableView or C++ QTableView ? Also can you provide more details of what you are trying to do?

        N Offline
        N Offline
        nitishjo
        wrote on last edited by
        #3

        @p3c0 I am using C++ Qtableview. I am trying to say that if i have suppose 10 columns and i move the horizontal scroll bar to right to view 10th column then i need the current column numbers which are visible in the viewport

        p3c0P 1 Reply Last reply
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        • N nitishjo

          @p3c0 I am using C++ Qtableview. I am trying to say that if i have suppose 10 columns and i move the horizontal scroll bar to right to view 10th column then i need the current column numbers which are visible in the viewport

          p3c0P Offline
          p3c0P Offline
          p3c0
          Moderators
          wrote on last edited by
          #4

          @nitishjo Not aware of a built-in method as such. But may be you can try iterating through columns and checking its coordinates(in your case x) are inside viewport's area. For that you have:

          • viewport's dimensions using size()
          • each columns area using visualRect can be calculated as:
          view->visualRect(model.index(0,0));
          view->visualRect(model.index(0,1));
          

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