86 lines
2.2 KiB
C++
86 lines
2.2 KiB
C++
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// ATSPropertiesProxyModel class definition
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//
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// ATS proxy model for the file properties
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// (Row = ignored, Column = property id)
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//
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// QATSH Copyright 2009 Jean-Philippe MEURET <jpmeuret@free.fr>
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#include <iostream>
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#include "ATSModel.h"
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#include "ATSModelItems.h"
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#include "ATSPropertiesProxyModel.h"
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// Constructors / Destructor ===============================================
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ATSPropertiesProxyModel::ATSPropertiesProxyModel(QObject *parent)
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: QAbstractProxyModel(parent)
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{
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}
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ATSPropertiesProxyModel::~ATSPropertiesProxyModel()
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{
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}
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// Proxy <-> Main model index conversions ==================================
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QModelIndex ATSPropertiesProxyModel::mapFromSource(const QModelIndex& miSource) const
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{
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if (miSource.isValid())
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{
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const ATSModelItem *pmiSourceItem =
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static_cast<const ATSModelItem*>(miSource.internalPointer());
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if (pmiSourceItem->type() == ATSModelItem::eFileProperties)
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return createIndex(0, miSource.column());
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}
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return QModelIndex();
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}
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QModelIndex ATSPropertiesProxyModel::mapToSource(const QModelIndex& miProxy) const
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{
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if (miProxy.isValid())
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{
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ATSModel* pSourceModel = static_cast<ATSModel*>(sourceModel());
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ATSFilePropertiesItem *pmiPropItem = pSourceModel->rootItem()->fileProperties();
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return createIndex(0, miProxy.column(), pmiPropItem);
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}
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return QModelIndex();
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}
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// QAbstractItemModel implementation =======================================
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QModelIndex ATSPropertiesProxyModel::index(int row, int column, const QModelIndex &miParent) const
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{
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if (!miParent.isValid()) // Only the root item is supported.
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{
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return createIndex(row, column); // And (row, column) is sufficient as an identifier.
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}
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return QModelIndex();
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}
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int ATSPropertiesProxyModel::columnCount(const QModelIndex &miParent) const
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{
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if (!miParent.isValid()) // Only the root item is supported.
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{
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return ATSFilePropertiesItem::eSoundPropNumber;
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}
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return 0;
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}
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int ATSPropertiesProxyModel::rowCount(const QModelIndex &miParent) const
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{
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if (!miParent.isValid()) // Only the root item is supported.
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{
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return 1; // Model <=> list
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}
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return 0;
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}
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QModelIndex ATSPropertiesProxyModel::parent(const QModelIndex &miChild) const
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{
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return QModelIndex();
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}
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