extends QStandardItemModel : QStandardItemModel « Qt « C++

1. C++
2. Qt
3. QStandardItemModel

extends QStandardItemModel

  
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**
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#include <QtGui>
#include <QApplication>
#include <QSortFilterProxyModel>

class MyItemModel : public QStandardItemModel
{
public:
    MyItemModel(QWidget *parent = 0);
};

MyItemModel::MyItemModel(QWidget *parent)
    : QStandardItemModel(parent)
{};

class Widget : public QWidget
{
public:
    Widget(QWidget *parent = 0);
};

Widget::Widget(QWidget *parent)
    : QWidget(parent)
{
 
        QTreeView *treeView = new QTreeView;

        MyItemModel *model = new MyItemModel(this);

        treeView->setModel(model);



        MyItemModel *sourceModel = new MyItemModel(this);
        QSortFilterProxyModel *proxyModel = new QSortFilterProxyModel(this);

        proxyModel->setSourceModel(sourceModel);
        treeView->setModel(proxyModel);



        treeView->setSortingEnabled(true);



        proxyModel->sort(2, Qt::AscendingOrder);
 
        proxyModel->setFilterRegExp(QRegExp(".png", Qt::CaseInsensitive,
                                            QRegExp::FixedString));
        proxyModel->setFilterKeyColumn(1);

}

int main(int argc, char *argv[])
{
    QApplication app(argc, argv);
    Widget widget;
    widget.show();
    return app.exec();
}

   
    
  

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