Hi everyone,


I am working on the "Simple Tree Model" example. https://het.as.utexas.edu/HET/Softwa...treemodel.html

However, the data in my QTreeView is not being updated.

If somebody can tell that where I am making a mistake that would be great?



Qt Code:
  1. #include <QMainWindow>
  2. #include <QtGui>
  3. #include <QTreeView>
  4. #include "treemodel.h"
  5. #include "mainwindow.h"
  6. #include "ui_mainwindow.h"
  7.  
  8. MainWindow::MainWindow(QWidget *parent)
  9. : QMainWindow(parent)
  10. , ui(new Ui::MainWindow)
  11. {
  12. ui->setupUi(this);
  13. QFile file("/hdd2/users/mohsinali/Inc_Training_Utility/0.sampleFiles/Default.txt");
  14. file.open(QIODevice::ReadOnly);
  15. TreeModel model(file.readAll());
  16. file.close();
  17. ui->treeView->setModel(&model);
  18. ui->treeView->setWindowTitle("Simple Tree Model");
  19. setCentralWidget(ui->treeView);
  20. }
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