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/** A model for displaying columns shown in a QgsComposerAttributeTable*/
class QgsComposerAttributeTableColumnModel: QAbstractTableModel
{
%TypeHeaderCode
#include <qgscomposerattributetablemodel.h>
%End
public:
/** Controls whether a row/column is shifted up or down
*/
enum ShiftDirection
{
ShiftUp, /*!< shift the row/column up */
ShiftDown /*!< shift the row/column down */
};
/** Constructor for QgsComposerAttributeTableColumnModel.
* @param composerTable QgsComposerAttributeTable the model is attached to
* @param parent optional parent
*/
QgsComposerAttributeTableColumnModel( QgsComposerAttributeTable *composerTable, QObject *parent /TransferThis/ = 0 );
virtual ~QgsComposerAttributeTableColumnModel();
virtual int rowCount( const QModelIndex &parent = QModelIndex() ) const;
int columnCount( const QModelIndex &parent = QModelIndex() ) const;
virtual QVariant data( const QModelIndex &index, int role ) const;
QVariant headerData( int section, Qt::Orientation orientation, int role = Qt::DisplayRole ) const;
virtual bool setData( const QModelIndex &index, const QVariant &value, int role = Qt::EditRole );
Qt::ItemFlags flags( const QModelIndex &index ) const;
bool removeRows( int row, int count, const QModelIndex &parent = QModelIndex() );
bool insertRows( int row, int count, const QModelIndex &parent = QModelIndex() );
QModelIndex index( int row, int column, const QModelIndex &parent ) const;
QModelIndex parent( const QModelIndex &child ) const;
/** Moves the specified row up or down in the model. Used for rearranging the attribute tables
* columns.
* @returns true if the move is allowed
* @param row row in model representing attribute table column to move
* @param direction direction to move the attribute table column
* @note added in 2.3
*/
bool moveRow( int row, ShiftDirection direction );
/** Resets the attribute table's columns to match the source layer's fields. Remove all existing
* attribute table columns and column customisations.
* @note added in 2.3
*/
void resetToLayer();
/** Returns the QgsComposerTableColumn corresponding to an index in the model.
* @returns QgsComposerTableColumn for specified index
* @param index a QModelIndex
* @note added in 2.3
* @see indexFromColumn
*/
QgsComposerTableColumn* columnFromIndex( const QModelIndex & index ) const;
/** Returns a QModelIndex corresponding to a QgsComposerTableColumn in the model.
* @returns QModelIndex for specified QgsComposerTableColumn
* @param column a QgsComposerTableColumn
* @note added in 2.3
* @see columnFromIndex
*/
QModelIndex indexFromColumn( QgsComposerTableColumn *column );
/** Sets a specified column as a sorted column in the QgsComposerAttributeTable. The column will be
* added to the end of the sort rank list, ie it will take the next largest available sort rank.
* @param column a QgsComposerTableColumn
* @param order sort order for column
* @note added in 2.3
* @see removeColumnFromSort
* @see moveColumnInSortRank
*/
void setColumnAsSorted( QgsComposerTableColumn *column, Qt::SortOrder order );
/** Sets a specified column as an unsorted column in the QgsComposerAttributeTable. The column will be
* removed from the sort rank list.
* @param column a QgsComposerTableColumn
* @note added in 2.3
* @see setColumnAsSorted
*/
void setColumnAsUnsorted( QgsComposerTableColumn * column );
/** Moves a column up or down in the sort rank for the QgsComposerAttributeTable.
* @param column a QgsComposerTableColumn
* @param direction direction to move the column in the sort rank list
* @note added in 2.3
* @see setColumnAsSorted
*/
bool moveColumnInSortRank( QgsComposerTableColumn * column, ShiftDirection direction );
};
//QgsComposerTableSortColumnsProxyModel
/** Allows for filtering QgsComposerAttributeTable columns by columns which are sorted or unsorted*/
class QgsComposerTableSortColumnsProxyModel : QSortFilterProxyModel
{
%TypeHeaderCode
#include <qgscomposerattributetablemodel.h>
%End
public:
/** Controls whether the proxy model shows sorted or unsorted columns
*/
enum ColumnFilterType
{
ShowSortedColumns, /*!< show only sorted columns */
ShowUnsortedColumns /*!< show only unsorted columns */
};
/** Constructor for QgsComposerTableSortColumnsProxyModel.
* @param composerTable QgsComposerAttributeTable the model is attached to
* @param filterType filter for columns, controls whether sorted or unsorted columns are shown
* @param parent optional parent
*/
QgsComposerTableSortColumnsProxyModel( QgsComposerAttributeTable *composerTable, QgsComposerTableSortColumnsProxyModel::ColumnFilterType filterType, QObject *parent /TransferThis/ = 0 );
virtual ~QgsComposerTableSortColumnsProxyModel();
bool lessThan( const QModelIndex &left, const QModelIndex &right ) const;
int columnCount( const QModelIndex &parent = QModelIndex() ) const;
virtual QVariant data( const QModelIndex &index, int role ) const;
QVariant headerData( int section, Qt::Orientation orientation, int role = Qt::DisplayRole ) const;
Qt::ItemFlags flags( const QModelIndex &index ) const;
virtual bool setData( const QModelIndex &index, const QVariant &value, int role = Qt::EditRole );
/** Returns the QgsComposerTableColumn corresponding to a row in the proxy model.
* @returns QgsComposerTableColumn for specified row
* @param row a row number
* @note added in 2.3
* @see columnFromIndex
*/
QgsComposerTableColumn* columnFromRow( int row );
/** Returns the QgsComposerTableColumn corresponding to an index in the proxy model.
* @returns QgsComposerTableColumn for specified index
* @param index a QModelIndex
* @note added in 2.3
* @see columnFromRow
* @see columnFromSourceIndex
*/
QgsComposerTableColumn* columnFromIndex( const QModelIndex & index ) const;
/** Returns the QgsComposerTableColumn corresponding to an index from the source
* QgsComposerAttributeTableColumnModel model.
* @returns QgsComposerTableColumn for specified index from QgsComposerAttributeTableColumnModel
* @param sourceIndex a QModelIndex
* @note added in 2.3
* @see columnFromRow
* @see columnFromIndex
*/
QgsComposerTableColumn* columnFromSourceIndex( const QModelIndex& sourceIndex ) const;
/** Invalidates the current filter used by the proxy model
* @note added in 2.3
*/
void resetFilter();
protected:
bool filterAcceptsRow( int source_row, const QModelIndex & source_parent ) const;
};
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