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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 31 May 2020, 01:45 last edited by
    #99
    This post is deleted!
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    • A Offline
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      AliM93
      wrote on 31 May 2020, 01:46 last edited by
      #100

      please can you help me to find the error?

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      • A Offline
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        AliM93
        wrote on 31 May 2020, 01:47 last edited by
        #101

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

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        • A Offline
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          AliM93
          wrote on 31 May 2020, 01:50 last edited by
          #102
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          • A Offline
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            AliM93
            wrote on 31 May 2020, 01:50 last edited by
            #103

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

            M 1 Reply Last reply 31 May 2020, 01:52
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            • A Offline
              A Offline
              AliM93
              wrote on 31 May 2020, 01:52 last edited by
              #104
              This post is deleted!
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              • A AliM93
                31 May 2020, 01:50

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

                M Offline
                M Offline
                mrjj
                Lifetime Qt Champion
                wrote on 31 May 2020, 01:52 last edited by
                #105

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

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                • M Offline
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                  mrjj
                  Lifetime Qt Champion
                  wrote on 31 May 2020, 01:54 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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                  • M Offline
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                    mrjj
                    Lifetime Qt Champion
                    wrote on 31 May 2020, 01:56 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
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                      AliM93
                      wrote on 31 May 2020, 01:57 last edited by
                      #108

                      i have to do only this? morph into QWidget

                      M 1 Reply Last reply 31 May 2020, 01:57
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                      • M Offline
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                        mrjj
                        Lifetime Qt Champion
                        wrote on 31 May 2020, 01:57 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
                          31 May 2020, 01:57

                          i have to do only this? morph into QWidget

                          M Offline
                          M Offline
                          mrjj
                          Lifetime Qt Champion
                          wrote on 31 May 2020, 01:57 last edited by
                          #110

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

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                            AliM93
                            wrote on 31 May 2020, 01:58 last edited by
                            #111

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

                            M 1 Reply Last reply 31 May 2020, 01:59
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                            • A AliM93
                              31 May 2020, 01:58

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

                              M Offline
                              M Offline
                              mrjj
                              Lifetime Qt Champion
                              wrote on 31 May 2020, 01:59 last edited by
                              #112

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

                              A 1 Reply Last reply 31 May 2020, 02:00
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                              • M mrjj
                                31 May 2020, 01:59

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

                                A Offline
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                                AliM93
                                wrote on 31 May 2020, 02:00 last edited by
                                #113

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

                                M 1 Reply Last reply 31 May 2020, 02:00
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                                • A AliM93
                                  31 May 2020, 02:00

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

                                  M Offline
                                  M Offline
                                  mrjj
                                  Lifetime Qt Champion
                                  wrote on 31 May 2020, 02:00 last edited by
                                  #114

                                  @AliM93
                                  and it can compile?

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                                    AliM93
                                    wrote on 31 May 2020, 02:00 last edited by
                                    #115

                                    Build! thansk

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                                    • A Offline
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                                      AliM93
                                      wrote on 31 May 2020, 02:01 last edited by
                                      #116

                                      i run it but obviouslt i can't see anything

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                                      • A Offline
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                                        AliM93
                                        wrote on 31 May 2020, 02:02 last edited by
                                        #117

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

                                        M 1 Reply Last reply 31 May 2020, 02:05
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                                        • A AliM93
                                          31 May 2020, 02:02

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

                                          M Offline
                                          M Offline
                                          mrjj
                                          Lifetime Qt Champion
                                          wrote on 31 May 2020, 02:05 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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