Mercurial > retraceit > retraceit
comparison src/metadataview.cpp @ 56:016cbcb1a233
Wrap the CSV model to have it return not only string variants but also numerical types
| author | Andre Heinecke <andre.heinecke@intevation.de> |
|---|---|
| date | Tue, 19 May 2015 11:12:22 +0200 |
| parents | 23672cbc3e5f |
| children | 5923d569167b |
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| 55:23672cbc3e5f | 56:016cbcb1a233 |
|---|---|
| 21 #include <QItemSelectionModel> | 21 #include <QItemSelectionModel> |
| 22 #include <QSettings> | 22 #include <QSettings> |
| 23 #include <QFontMetrics> | 23 #include <QFontMetrics> |
| 24 #include <QApplication> | 24 #include <QApplication> |
| 25 | 25 |
| 26 /**@brief Small wrapper around csv model to enable numerical sorting. */ | |
| 27 class numericSortCSVModel : public QxtCsvModel | |
| 28 { | |
| 29 public: | |
| 30 /**@brief returns the data as string, integer or double variant. */ | |
| 31 QVariant data(const QModelIndex& index, int role = Qt::DisplayRole) const { | |
| 32 QVariant base = QxtCsvModel::data(index, role); | |
| 33 bool ok = false; | |
| 34 int intVal = base.toInt(&ok); | |
| 35 if (ok) { | |
| 36 return intVal; | |
| 37 } | |
| 38 double dblVal = base.toDouble(&ok); | |
| 39 if (ok) { | |
| 40 return dblVal; | |
| 41 } | |
| 42 return base; | |
| 43 } | |
| 44 }; | |
| 45 | |
| 26 MetaDataView::MetaDataView(QWidget *parent, Qt::WindowFlags f) : | 46 MetaDataView::MetaDataView(QWidget *parent, Qt::WindowFlags f) : |
| 27 QWidget(parent, f), | 47 QWidget(parent, f), |
| 28 mDateColIdx(-1) { | 48 mDateColIdx(-1) { |
| 29 /* Create models */ | 49 /* Create models */ |
| 30 mSortModel = new QSortFilterProxyModel; | 50 mSortModel = new QSortFilterProxyModel; |
| 31 mCSVModel = new QxtCsvModel; | 51 mCSVModel = new numericSortCSVModel; |
| 32 setupGUI(); | 52 setupGUI(); |
| 33 | 53 |
| 34 connect(mView->selectionModel(), &QItemSelectionModel::selectionChanged, | 54 connect(mView->selectionModel(), &QItemSelectionModel::selectionChanged, |
| 35 this, &MetaDataView::viewSelectionChanged); | 55 this, &MetaDataView::viewSelectionChanged); |
| 36 connect(mSortModel, &QSortFilterProxyModel::dataChanged, | 56 connect(mSortModel, &QSortFilterProxyModel::dataChanged, |