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  4. how to read the text of pushbutton in XML Qt

how to read the text of pushbutton in XML Qt

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  • sankarapandiyanS sankarapandiyan

    @aha_1980 yes same error i got it repeatdly .@jsulm gave the document to read ,now i am doing that.

        QDomDocument document;
    
    QDomElement root = document.createElement("pushbuttn_text");
    
       QString text1 = ui->pushbutton1->text();
                             
     QDomElement elemTab1 = document.createElement("ss");
    
        elemTab1.setAttribute(text1);
    

    //elemTab.appendChild( document.createTextNode( text))

              root.appendChild(elemTab1);
    

    and this is my code

    RatzzR Offline
    RatzzR Offline
    Ratzz
    wrote on last edited by Ratzz
    #9

    @sankarapandiyan

    setAttribute should take 2 argument?

    --Alles ist gut.

    sankarapandiyanS 2 Replies Last reply
    1
    • RatzzR Ratzz

      @sankarapandiyan

      setAttribute should take 2 argument?

      sankarapandiyanS Offline
      sankarapandiyanS Offline
      sankarapandiyan
      wrote on last edited by
      #10

      @Ratzz nop only one it want to take

      RatzzR 1 Reply Last reply
      0
      • RatzzR Ratzz

        @sankarapandiyan

        setAttribute should take 2 argument?

        sankarapandiyanS Offline
        sankarapandiyanS Offline
        sankarapandiyan
        wrote on last edited by
        #11

        @Ratzz nop only one it want to take

        jsulmJ 1 Reply Last reply
        0
        • sankarapandiyanS sankarapandiyan

          @Ratzz nop only one it want to take

          RatzzR Offline
          RatzzR Offline
          Ratzz
          wrote on last edited by Ratzz
          #12

          @sankarapandiyan
          You want to take one attribute ??
          Did you see document ? http://doc.qt.io/archives/qt-4.8/qdomelement.html#setAttribute
          What is the error now?

          --Alles ist gut.

          sankarapandiyanS 1 Reply Last reply
          4
          • sankarapandiyanS sankarapandiyan

            @Ratzz nop only one it want to take

            jsulmJ Offline
            jsulmJ Offline
            jsulm
            Lifetime Qt Champion
            wrote on last edited by
            #13

            @sankarapandiyan said in how to read the text of pushbutton in XML Qt:

            nop only one it want to take

            This is wrong.
            setAttribute takes two arguments as you can see in documentation.
            A XML attribute has a name and a value, that's why setAttribute has two parameters.

            https://forum.qt.io/topic/113070/qt-code-of-conduct

            sankarapandiyanS 1 Reply Last reply
            2
            • jsulmJ jsulm

              @sankarapandiyan said in how to read the text of pushbutton in XML Qt:

              nop only one it want to take

              This is wrong.
              setAttribute takes two arguments as you can see in documentation.
              A XML attribute has a name and a value, that's why setAttribute has two parameters.

              sankarapandiyanS Offline
              sankarapandiyanS Offline
              sankarapandiyan
              wrote on last edited by sankarapandiyan
              #14

              @jsulm oh sry for my wrong answer
              is it possible to do without attribute !coz i want to read one paramtr only

              RatzzR jsulmJ 2 Replies Last reply
              0
              • sankarapandiyanS sankarapandiyan

                @jsulm oh sry for my wrong answer
                is it possible to do without attribute !coz i want to read one paramtr only

                RatzzR Offline
                RatzzR Offline
                Ratzz
                wrote on last edited by Ratzz
                #15

                @sankarapandiyan

                yes but using QDomText
                But it creates the text node.

                --Alles ist gut.

                sankarapandiyanS 1 Reply Last reply
                0
                • RatzzR Ratzz

                  @sankarapandiyan

                  yes but using QDomText
                  But it creates the text node.

                  sankarapandiyanS Offline
                  sankarapandiyanS Offline
                  sankarapandiyan
                  wrote on last edited by
                  #16

                  @Ratzz by directly reading ??

                  RatzzR 1 Reply Last reply
                  0
                  • sankarapandiyanS sankarapandiyan

                    @jsulm oh sry for my wrong answer
                    is it possible to do without attribute !coz i want to read one paramtr only

                    jsulmJ Offline
                    jsulmJ Offline
                    jsulm
                    Lifetime Qt Champion
                    wrote on last edited by jsulm
                    #17

                    @sankarapandiyan I don't understand you: setAttribute sets an attribute, it does not read anything. So, what do you want to do?
                    If your attribute does not have a value you can pass empty string as value:

                    elemTab1.setAttribute(text1, "");
                    

                    https://forum.qt.io/topic/113070/qt-code-of-conduct

                    1 Reply Last reply
                    2
                    • sankarapandiyanS Offline
                      sankarapandiyanS Offline
                      sankarapandiyan
                      wrote on last edited by
                      #18

                      @jsulm said in how to read the text of pushbutton in XML Qt:

                      If your attribute does not have a value you can pass empty string as value:

                      sure....i will try Thanks a lot

                      1 Reply Last reply
                      0
                      • RatzzR Ratzz

                        @sankarapandiyan
                        You want to take one attribute ??
                        Did you see document ? http://doc.qt.io/archives/qt-4.8/qdomelement.html#setAttribute
                        What is the error now?

                        sankarapandiyanS Offline
                        sankarapandiyanS Offline
                        sankarapandiyan
                        wrote on last edited by
                        #19

                        @Ratzz thanks a lot

                        1 Reply Last reply
                        0
                        • sankarapandiyanS sankarapandiyan

                          @Ratzz by directly reading ??

                          RatzzR Offline
                          RatzzR Offline
                          Ratzz
                          wrote on last edited by
                          #20

                          @sankarapandiyan

                          May be this way

                              QString text1 = ui->pushbutton1->text();
                              QDomText t = doc.createTextNode(text1);
                              tag.appendChild(t);

                          --Alles ist gut.

                          sankarapandiyanS 1 Reply Last reply
                          3
                          • RatzzR Ratzz

                            @sankarapandiyan

                            May be this way

                                QString text1 = ui->pushbutton1->text();
                                QDomText t = doc.createTextNode(text1);
                                tag.appendChild(t);
                            sankarapandiyanS Offline
                            sankarapandiyanS Offline
                            sankarapandiyan
                            wrote on last edited by
                            #21

                            @Ratzz i think it will work i will try thanks a lot

                            RatzzR 1 Reply Last reply
                            0
                            • sankarapandiyanS sankarapandiyan

                              @Ratzz i think it will work i will try thanks a lot

                              RatzzR Offline
                              RatzzR Offline
                              Ratzz
                              wrote on last edited by
                              #22

                              @sankarapandiyan

                              May be this

                              void MainWindow::on_okbutn_clicked()
                              {
                                  QDomDocument document;
                              
                                  QDomElement root = document.createElement("pushbuttn_text");
                                  document.appendChild(root);
                              
                                  QDomElement elemTab1  = document.createElement("ss");
                                  root.appendChild(elemTab1 );
                              
                                  QString text1 = ui->pushbutton1->text();
                                  QDomText t = document.createTextNode(text1);
                                  elemTab1 .appendChild(t);
                              
                                  QFile file("C:\\Users\\name\\Desktop\\test.xml");
                                  if(!file.open(QIODevice::WriteOnly | QIODevice::Text)) {
                                      qDebug() << "Open the file for writing failed";
                                  } else {
                                      QTextStream stream(&file);
                                      stream << document.toString();
                                      file.close();
                                      qDebug() << "Writing is done";
                                  }
                              }

                              --Alles ist gut.

                              sankarapandiyanS 1 Reply Last reply
                              1
                              • RatzzR Ratzz

                                @sankarapandiyan

                                May be this

                                void MainWindow::on_okbutn_clicked()
                                {
                                    QDomDocument document;
                                
                                    QDomElement root = document.createElement("pushbuttn_text");
                                    document.appendChild(root);
                                
                                    QDomElement elemTab1  = document.createElement("ss");
                                    root.appendChild(elemTab1 );
                                
                                    QString text1 = ui->pushbutton1->text();
                                    QDomText t = document.createTextNode(text1);
                                    elemTab1 .appendChild(t);
                                
                                    QFile file("C:\\Users\\name\\Desktop\\test.xml");
                                    if(!file.open(QIODevice::WriteOnly | QIODevice::Text)) {
                                        qDebug() << "Open the file for writing failed";
                                    } else {
                                        QTextStream stream(&file);
                                        stream << document.toString();
                                        file.close();
                                        qDebug() << "Writing is done";
                                    }
                                }
                                sankarapandiyanS Offline
                                sankarapandiyanS Offline
                                sankarapandiyan
                                wrote on last edited by sankarapandiyan
                                #23

                                @Ratzz yes it works but its repeat for three times i dont know why ! :-(
                                but anyway thanks all for helping me

                                RatzzR 1 Reply Last reply
                                0
                                • VRoninV Offline
                                  VRoninV Offline
                                  VRonin
                                  wrote on last edited by VRonin
                                  #24

                                  For people passing by, using the entire xml module for operations like these is like using a bazooka to kill a fly.
                                  QXmlStreamWriter is more than enough and it's also probably easier to use

                                  "La mort n'est rien, mais vivre vaincu et sans gloire, c'est mourir tous les jours"
                                  ~Napoleon Bonaparte

                                  On a crusade to banish setIndexWidget() from the holy land of Qt

                                  1 Reply Last reply
                                  5
                                  • sankarapandiyanS Offline
                                    sankarapandiyanS Offline
                                    sankarapandiyan
                                    wrote on last edited by
                                    #25

                                    @VRonin yeah! i know i will try surely

                                    1 Reply Last reply
                                    0
                                    • sankarapandiyanS sankarapandiyan

                                      @Ratzz yes it works but its repeat for three times i dont know why ! :-(
                                      but anyway thanks all for helping me

                                      RatzzR Offline
                                      RatzzR Offline
                                      Ratzz
                                      wrote on last edited by
                                      #26

                                      @sankarapandiyan said in how to read the text of pushbutton in XML Qt:

                                      but its repeat for three times i dont know why ! :-(

                                      Can I see your code??

                                      --Alles ist gut.

                                      1 Reply Last reply
                                      2
                                      • sankarapandiyanS Offline
                                        sankarapandiyanS Offline
                                        sankarapandiyan
                                        wrote on last edited by
                                        #27

                                        @Ratzz <pushbuttn_text>
                                        <Scanmode tab1="DEFAULT"/>
                                        <ss 3D_WIDE="">3D_WIDE</ss>
                                        </pushbuttn_text>
                                        <pushbuttn_text>
                                        <Scanmode tab2="MACULA"/>
                                        <ss 3D_WIDE="">3D_WIDE</ss>
                                        </pushbuttn_text>
                                        <pushbuttn_text>
                                        <Scanmode tab3="GLAUCOMA"/>
                                        <ss 3D_WIDE="">3D_WIDE</ss>
                                        </pushbuttn_text>

                                        RatzzR 1 Reply Last reply
                                        0
                                        • sankarapandiyanS sankarapandiyan

                                          @Ratzz <pushbuttn_text>
                                          <Scanmode tab1="DEFAULT"/>
                                          <ss 3D_WIDE="">3D_WIDE</ss>
                                          </pushbuttn_text>
                                          <pushbuttn_text>
                                          <Scanmode tab2="MACULA"/>
                                          <ss 3D_WIDE="">3D_WIDE</ss>
                                          </pushbuttn_text>
                                          <pushbuttn_text>
                                          <Scanmode tab3="GLAUCOMA"/>
                                          <ss 3D_WIDE="">3D_WIDE</ss>
                                          </pushbuttn_text>

                                          RatzzR Offline
                                          RatzzR Offline
                                          Ratzz
                                          wrote on last edited by
                                          #28

                                          @sankarapandiyan
                                          Its the output.
                                          You may have pressed button 3 times?
                                          Can you show me CODE?

                                          --Alles ist gut.

                                          1 Reply Last reply
                                          1

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