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Code: Alles auswählen

	QFile file("./data.txt");
	file.open(QIODevice::ReadOnly);
	const QString data = file.readAll();
	file.close();

	const QStringList lines = data.split(QString("\n"));

	QStandardItemModel *groups;
	QStandardItemModel *model;

	groups = new QStandardItemModel(0, 1);

	groups->setHeaderData(0, Qt::Horizontal, QObject::tr("categorie"));

	model = new QStandardItemModel(0, 5);

	model->setHeaderData(0, Qt::Horizontal, QObject::tr("Date"));
	model->setHeaderData(1, Qt::Horizontal, QObject::tr("Time"));
	model->setHeaderData(2, Qt::Horizontal, QObject::tr("Size"));
	model->setHeaderData(3, Qt::Horizontal, QObject::tr("Path"));
	model->setHeaderData(4, Qt::Horizontal, QObject::tr("Categorie"));

	int number = 0;

	while (number < lines.count()) {

		if (!lineData.isEmpty()) {

			QStringList columnStrings = lineData.split("--", QString::SkipEmptyParts);

			bool ok;

			int day, month, year, hour, minute, second;

			QStringList dateStrings = columnStrings[0].split(".", QString::SkipEmptyParts);

			QStringList timeStrings = columnStrings[1].split(":", QString::SkipEmptyParts);

			day = dateStrings[0].toInt(&ok, 10);
			month = dateStrings[1].toInt(&ok, 10);
			year = dateStrings[2].toInt(&ok, 10);

			hour = timeStrings[0].toInt(&ok, 10);
			minute = timeStrings[1].toInt(&ok, 10);
			second = timeStrings[2].toInt(&ok, 10);

			addData(model, QDate(year, month, day), QTime(hour, minute, second), columnStrings[2], columnStrings[3], columnStrings[4]);

			addCategorie(groups, columnStrings[4]);

		}

		number++;
	}

	groupsGroupBox = new QGroupBox(tr("Categorie"));
	statisticsGroupBox = new QGroupBox(tr("Statistics"));
  
	groupsView = new QTreeView;
	groupsView->setRootIsDecorated(false);
	groupsView->setAlternatingRowColors(true);
	groupsView->setModel(groups);
	groupsView->setSortingEnabled(true);

    	sourceView = new QTreeView;
    	sourceView->setRootIsDecorated(false);
    	sourceView->setAlternatingRowColors(true);
	proxyModel = new QSortFilterProxyModel(this);

	proxyModel->setSourceModel(model);
	sourceView->setModel(proxyModel);
	sourceView->setSortingEnabled(true);

	QTabWidget *statisticsTabWidget;
	DailyTab *dailytab;

	statisticsTabWidget = new QTabWidget;

	dailytab = new DailyTab();
	statisticsTabWidget->addTab(dailytab, tr("Daily"));

	weeklytab = new WeeklyTab();
	statisticsTabWidget->addTab(weeklytab, tr("Weekly"));

	monthlytab = new MonthlyTab();
	statisticsTabWidget->addTab(monthlytab, tr("Monthly"));

	yearlytab = new YearlyTab();
	statisticsTabWidget->addTab(yearlytab, tr("Yearly"));

	connect(groupsView, SIGNAL(clicked(const QModelIndex) ), this, SLOT(groupInTreeItemClicked(const QModelIndex))); 

Code: Alles auswählen

 // added zu dem categorie model die einzelnen Kategorien, ohne Duplicate
void addCategorie(QStandardItemModel *groups1, const QString &groups)
{
	QList<QStandardItem *> matchedItems = groups1->findItems(groups, Qt::MatchExactly, 0);

	int count = model->rowCount();

	if (matchedItems.isEmpty())
	{
		groups1->insertRow(0);
		groups1->setData(groups1->index(0, 0), groups);
	}
	else
	{
		matchedItems.clear();
	}
}
// added zu dem gesamt model die einzelnen Daten
void addData(QStandardItemModel *model, const QDate &date, const QTime &time, const QString &size, const QString &path, const QString &group)
{
	int count = model->rowCount();

	model->insertRow(count);
	model->setData(model->index(count, 0), date);
	model->setData(model->index(count, 1), time);
	model->setData(model->index(count, 2), size);
	model->setData(model->index(count, 3), path);
	model->setData(model->index(count, 4), group);
}

Code: Alles auswählen

void groupInTreeItemClicked(const QModelIndex & index)
{
	// bestimme Zeile die geklickt wurde
	int row = index.row();
	// hole handle zu dem item in der entsprechenden Zeile
	QStandardItem *groupClicked = groups->item(row,0);
	// hole text von Item zum vergleichen
	QString groupClickedText = groupClicked->text();
	// filtere alle entrys raus die den text nicht enthalten
	dailytab->proxyModel->setFilterRegExp(QRegExp(groupClickedText, Qt::CaseSensitive, QRegExp::Wildcard));
        // in Spalte nr 5
	dailytab->proxyModel->setFilterKeyColumn(4);
}

Code: Alles auswählen

DailyTab::DailyTab() : QWidget()
{
	dailyView = new QTreeView;
	dailyView->setRootIsDecorated(false);
	dailyView->setAlternatingRowColors(true);

	proxyModel = new QSortFilterProxyModel(this);

	proxyModel->setSourceModel(model);
	dailyView->setModel(proxyModel);

	dailyView->setSortingEnabled(true);

	QVBoxLayout *dailyLayout = new QVBoxLayout;
	dailyLayout->addWidget(dailyView);
	setLayout(dailyLayout);
}