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  4. Create a matrix from a .csv file

Create a matrix from a .csv file

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  • A Offline
    A Offline
    AliM93
    wrote on last edited by
    #100

    please can you help me to find the error?

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    • A Offline
      A Offline
      AliM93
      wrote on last edited by
      #101

      everything works thine, maybe something went wrong with the promotion?

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      • A Offline
        A Offline
        AliM93
        wrote on last edited by
        #102
        This post is deleted!
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        • A Offline
          A Offline
          AliM93
          wrote on last edited by
          #103

          i get this error when i clean.. but i don't know why

          mrjjM 1 Reply Last reply
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          • A Offline
            A Offline
            AliM93
            wrote on last edited by
            #104
            This post is deleted!
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            • A AliM93

              i get this error when i clean.. but i don't know why

              mrjjM Offline
              mrjjM Offline
              mrjj
              Lifetime Qt Champion
              wrote on last edited by
              #105

              @AliM93
              its due to you having the auto generated file open
              just press Close.

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              • mrjjM Offline
                mrjjM Offline
                mrjj
                Lifetime Qt Champion
                wrote on last edited by
                #106

                Hmm
                it seems cmake is confused.
                about the includes.

                Lets demote the widget and then you can add it to the dialog as you normal does.

                Demote is important else you get error for ever.
                sec.
                shots

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                • mrjjM Offline
                  mrjjM Offline
                  mrjj
                  Lifetime Qt Champion
                  wrote on last edited by
                  #107

                  ok go to
                  GridDialog UI
                  and then right click the widget
                  alt text

                  THIS IS ULTRA IMPORTANT as ELSE it will fail again and again as it still remembers the promotion.

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                  • A Offline
                    A Offline
                    AliM93
                    wrote on last edited by
                    #108

                    i have to do only this? morph into QWidget

                    mrjjM 1 Reply Last reply
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                    • mrjjM Offline
                      mrjjM Offline
                      mrjj
                      Lifetime Qt Champion
                      wrote on last edited by
                      #109

                      Next step is to then include matrixwidget.h and
                      make it like it.
                      I dont know your structure so not sure why it dont see it.
                      You have to make it like the include.

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                      • A AliM93

                        i have to do only this? morph into QWidget

                        mrjjM Offline
                        mrjjM Offline
                        mrjj
                        Lifetime Qt Champion
                        wrote on last edited by
                        #110

                        @AliM93
                        Yes to get rid of the promotion we tried.

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                        • A Offline
                          A Offline
                          AliM93
                          wrote on last edited by
                          #111

                          done, so now i have to include into file grid the matrix

                          mrjjM 1 Reply Last reply
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                          • A AliM93

                            done, so now i have to include into file grid the matrix

                            mrjjM Offline
                            mrjjM Offline
                            mrjj
                            Lifetime Qt Champion
                            wrote on last edited by
                            #112

                            @AliM93
                            yes and see if it will accept it.
                            Then we need to new a matrixwidget in GridDialog

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                            • mrjjM mrjj

                              @AliM93
                              yes and see if it will accept it.
                              Then we need to new a matrixwidget in GridDialog

                              A Offline
                              A Offline
                              AliM93
                              wrote on last edited by
                              #113

                              so i add the include of matrix.h in the grid.cpp

                              mrjjM 1 Reply Last reply
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                              • A AliM93

                                so i add the include of matrix.h in the grid.cpp

                                mrjjM Offline
                                mrjjM Offline
                                mrjj
                                Lifetime Qt Champion
                                wrote on last edited by
                                #114

                                @AliM93
                                and it can compile?

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                                • A Offline
                                  A Offline
                                  AliM93
                                  wrote on last edited by
                                  #115

                                  Build! thansk

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                                  • A Offline
                                    A Offline
                                    AliM93
                                    wrote on last edited by
                                    #116

                                    i run it but obviouslt i can't see anything

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                                    • A Offline
                                      A Offline
                                      AliM93
                                      wrote on last edited by
                                      #117

                                      because we have to add the matrix in the widget, right?

                                      mrjjM 1 Reply Last reply
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                                      • A AliM93

                                        because we have to add the matrix in the widget, right?

                                        mrjjM Offline
                                        mrjjM Offline
                                        mrjj
                                        Lifetime Qt Champion
                                        wrote on last edited by mrjj
                                        #118

                                        @AliM93
                                        yes.
                                        You should still have the layout from before, correct ?
                                        then in Grids constrcutor

                                        GridDialog::GridDialog(QWidget *parent) :
                                            QDialog(parent),
                                            ui(new Ui::GridDialog)
                                        {
                                            ui->setupUi(this);
                                        
                                            MatrixWidget * m = new MatrixWidget (this);
                                            ui->verticalLayout->addWidget(m); /// you name might differ for layout
                                        
                                        }
                                        

                                        We dont need the plain widget any more. you can delete it. we use the layout

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                                        • A Offline
                                          A Offline
                                          AliM93
                                          wrote on last edited by
                                          #119

                                          done! but i only see the grid, not the content

                                          mrjjM 1 Reply Last reply
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