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Code: Alles auswählen

#ifndef LISTVIEWTESTMODEL_H
#define LISTVIEWTESTMODEL_H

#include <QAbstractListModel>
#include <QStringList>

class ListViewTestModel : public QAbstractListModel
{
    Q_OBJECT

    public:
        explicit ListViewTestModel(QObject *parent = 0);

        QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
        int rowCount(const QModelIndex &parent) const;
        bool addTestData(QString testData);

    private:
        QStringList list_data;

};

#endif // LISTVIEWTESTMODEL_H

Code: Alles auswählen

#include "listviewtestmodel.h"

ListViewTestModel::ListViewTestModel(QObject *parent) : QAbstractListModel(parent)
{
}

QVariant ListViewTestModel::data(const QModelIndex &index, int role) const
{
    Q_UNUSED(role)

    if(!index.isValid())
        return QVariant();

    if(list_data.count() < index.row())
        return QVariant();

    QString row_data = list_data.at(index.row());

    return row_data;
}

bool ListViewTestModel::addTestData(QString testData)
{
    beginInsertRows(QModelIndex(), list_data.size(), list_data.size());
    list_data.append(testData);
    endInsertRows();

    return true;
}

int ListViewTestModel::rowCount(const QModelIndex &parent) const
{
    if(parent.isValid())
        return 0;

    return list_data.count();
}

Code: Alles auswählen

    ui->setupUi(this);

    lv_model = new ListViewTestModel();
    
    ui->listView->setModel(lv_model);

    lv_model->addTestData("Test1");
    lv_model->addTestData("Test2");
    lv_model->addTestData("Test3");
    lv_model->addTestData("Test4");
    lv_model->addTestData("Test5");
    lv_model->addTestData("Test6");
    lv_model->addTestData("Test7");