1 files changed, 111 insertions, 0 deletions
diff --git a/src/dic-options/UnusedFieldsListModel.cpp b/src/dic-options/UnusedFieldsListModel.cpp
new file mode 100644
index 0000000..3311285
--- /dev/null
+++ b/src/dic-options/UnusedFieldsListModel.cpp
@@ -0,0 +1,111 @@
+#include "UnusedFieldsListModel.h"
+#include "../dictionary/CardPack.h"
+#include "../dictionary/Dictionary.h"
+
+#include <QMimeData>
+
+UnusedFieldsListModel::UnusedFieldsListModel( DictionaryOptionsDialog* aParent ):
+    DraggableListModel( aParent ), m_parentRow( 0 )
+    {
+    updateUnusedFields();
+    }
+
+
+int UnusedFieldsListModel::rowCount(const QModelIndex& /*parent*/) const
+    {
+    return m_unusedFields.size();
+    }
+
+QVariant UnusedFieldsListModel::data( const QModelIndex &index, int role ) const
+    {
+    if (!index.isValid())
+         return QVariant();
+    if (index.row() >= rowCount())
+         return QVariant();
+
+    switch( role )
+    {
+    case Qt::DisplayRole:
+    case Qt::EditRole:
+        return m_unusedFields.value(index.row())->name();
+    default:
+         return QVariant();
+    }
+    }
+
+void UnusedFieldsListModel::updateUnusedFields()
+    {
+    beginResetModel();
+    m_unusedFields.clear();
+    CardPack* pack = m_parent->m_dict.cardPack( m_parentRow );
+    if( !pack )
+        return;
+    QList<const Field*> packFields = pack->getFields();
+    for( int i=0; i < m_parent->m_dict.fieldsNum(); i++ )
+        {
+        const Field* dictField = m_parent->m_dict.field( i );
+        if( !packFields.contains( dictField ) )
+            m_unusedFields << dictField;
+        }
+    endResetModel();
+    }
+
+void UnusedFieldsListModel::changeParentRow( const QModelIndex& aIndex )
+    {
+    m_parentRow = aIndex.row();
+    updateUnusedFields();
+    emit layoutChanged();
+    }
+
+bool UnusedFieldsListModel::setData(const QModelIndex& index, const QVariant& aValue, int role)
+    {
+    if( !index.isValid() || role != Qt::EditRole )
+        return false;
+    const Field* field = m_parent->m_dict.field( aValue.toString() );
+    if( !field )
+        return false;
+    m_unusedFields[index.row()] = field;
+    emit dataChanged(index, index);
+    return true;
+    }
+
+bool UnusedFieldsListModel::insertRows(int position, int rows, const QModelIndex &/*parent*/)
+    {
+    beginInsertRows(QModelIndex(), position, position+rows-1);
+    for (int row = 0; row < rows; ++row)
+        m_unusedFields.insert( position, m_parent->m_emptyField );
+    endInsertRows();
+    updateUnusedFields();
+    return true;
+    }
+
+bool UnusedFieldsListModel::removeRows(int position, int rows, const QModelIndex &/*parent*/)
+    {
+    beginRemoveRows(QModelIndex(), position, position+rows-1);
+    for (int row = 0; row < rows; ++row)
+        m_unusedFields.removeAt( position );
+    endRemoveRows();
+    updateUnusedFields();
+    return true;
+    }
+
+const void* UnusedFieldsListModel::dataPtr( const QModelIndex& aIndex ) const
+    {
+    const Field* field = m_unusedFields.value( aIndex.row() );
+    return static_cast<const void*>( field );
+    }
+
+void UnusedFieldsListModel::insertPointer( int aPos, void* aData )
+    {
+    m_unusedFields.insert( aPos, static_cast<Field*>( aData ) );
+    }
+
+bool UnusedFieldsListModel::dropMimeData(const QMimeData *data, Qt::DropAction action,
+    int /*row*/, int /*column*/, const QModelIndex &/*parent*/)
+    {
+    if (action == Qt::IgnoreAction)
+        return true;
+    if (!data->hasFormat("application/octet-stream"))
+        return false;
+    return true;
+    }