#include <KDChartAbstractProxyModel.h>
Inheritance diagram for KDChart::AbstractProxyModel:
Public Member Functions | |
| AbstractProxyModel (QObject *parent=0) | |
| This is basically KDAbstractProxyModel, but only the bits that we really need from it. | |
| QModelIndex | index (int row, int col, const QModelIndex &index) const |
| QModelIndex | mapFromSource (const QModelIndex &sourceIndex) const |
| QModelIndex | mapToSource (const QModelIndex &proxyIndex) const |
| QModelIndex | parent (const QModelIndex &index) const |
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This is basically KDAbstractProxyModel, but only the bits that we really need from it.
Definition at line 12 of file KDChartAbstractProxyModel.cpp.
00013 : QAbstractProxyModel(parent) {} |
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Definition at line 53 of file KDChartAbstractProxyModel.cpp. References mapFromSource(), and mapToSource(). Referenced by KDChart::AttributesModel::setHeaderData(), and KDChart::AttributesModel::setModelData().
00054 {
00055 Q_ASSERT(sourceModel());
00056 return mapFromSource(sourceModel()->index( row, col, mapToSource(index) ));
00057 }
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Definition at line 23 of file KDChartAbstractProxyModel.cpp. Referenced by index(), and parent().
00024 {
00025 if ( !sourceIndex.isValid() )
00026 return QModelIndex();
00027 //qDebug() << "sourceIndex.model()="<<sourceIndex.model();
00028 //qDebug() << "model()="<<sourceModel();
00029 Q_ASSERT( sourceIndex.model() == sourceModel() );
00030
00031 // Create an index that preserves the internal pointer from the source;
00032 // this way AbstractProxyModel preserves the structure of the source model
00033 return createIndex( sourceIndex.row(), sourceIndex.column(), sourceIndex.internalPointer() );
00034 }
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Definition at line 36 of file KDChartAbstractProxyModel.cpp. Referenced by KDChart::AttributesModel::columnCount(), KDChart::AttributesModel::data(), index(), parent(), KDChart::AttributesModel::rowCount(), and KDChart::AttributesModel::setData().
00037 {
00038 if ( !proxyIndex.isValid() )
00039 return QModelIndex();
00040 Q_ASSERT( proxyIndex.model() == this );
00041 // So here we need to create a source index which holds that internal pointer.
00042 // No way to pass it to sourceModel()->index... so we have to do the ugly way:
00043 QModelIndex sourceIndex;
00044 KDPrivateModelIndex* hack = reinterpret_cast<KDPrivateModelIndex*>(&sourceIndex);
00045 hack->r = proxyIndex.row();
00046 hack->c = proxyIndex.column();
00047 hack->p = proxyIndex.internalPointer();
00048 hack->m = sourceModel();
00049 Q_ASSERT( sourceIndex.isValid() );
00050 return sourceIndex;
00051 }
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Definition at line 59 of file KDChartAbstractProxyModel.cpp. References mapFromSource(), and mapToSource().
00060 {
00061 Q_ASSERT(sourceModel());
00062 return mapFromSource(sourceModel()->parent( mapToSource(index) ));
00063 }
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1.3.6