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#include "PacksTreeModel.h"
#include "AppModel.h"
#include "../dictionary/TreeItem.h"
PacksTreeModel::PacksTreeModel( AppModel* aAppModel, QObject* aParent ):
QAbstractItemModel( aParent ), m_appModel( aAppModel )
{
}
QVariant PacksTreeModel::data(const QModelIndex &index, int role) const
{
if( !index.isValid() )
return QVariant();
if( role != Qt::DisplayRole )
return QVariant();
TreeItem* item = static_cast<TreeItem*>( index.internalPointer() );
return item->data( index.column() );
}
Qt::ItemFlags PacksTreeModel::flags(const QModelIndex &index) const
{
if( !index.isValid() )
return 0;
if( !index.parent().isValid() ) // First level item = dictionary
return Qt::ItemIsEnabled;
else // pack
return Qt::ItemIsEnabled | Qt::ItemIsSelectable;
}
QVariant PacksTreeModel::headerData(int section, Qt::Orientation orientation, int role) const
{
if( orientation == Qt::Horizontal && role == Qt::DisplayRole )
switch( section )
{
case 0: return tr("Card pack"); break;
case 1: return tr("Sched"); break;
case 2: return tr("New"); break;
}
return QVariant();
}
QModelIndex PacksTreeModel::index(int row, int column, const QModelIndex &parent) const
{
if( !hasIndex(row, column, parent) )
return QModelIndex();
if( !parent.isValid() ) // First level item = dictionary
{
Dictionary* dic = m_appModel->dictionary( row );
if( dic )
return createIndex( row, column, dic );
else
return QModelIndex();
}
TreeItem* parentItem = static_cast<TreeItem*>( parent.internalPointer() );
const TreeItem* childItem = parentItem->child( row );
if( childItem )
return createIndex( row, column, (void*)childItem );
else
return QModelIndex();
}
QModelIndex PacksTreeModel::parent(const QModelIndex &index) const
{
if( !index.isValid() )
return QModelIndex();
TreeItem* childItem = static_cast<TreeItem*>( index.internalPointer() );
if( !childItem )
return QModelIndex();
const TreeItem* parentItem = childItem->parent();
if( parentItem )
return createIndex( parentItem->row(), 0, (void*)parentItem );
else
return QModelIndex(); // The root item
}
int PacksTreeModel::rowCount(const QModelIndex &parent) const
{
if( parent.column() > 0 ) // Only the first column may have children
return 0;
if( !parent.isValid() ) // Root item
return m_appModel->dictionariesNum();
TreeItem* parentItem = static_cast<TreeItem*>( parent.internalPointer() );
return parentItem->childCount();
}
void PacksTreeModel::updateData() // TODO: Suspicious method, just reveals protected methods
{
beginResetModel();
endResetModel();
}
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