org.gwt.advanced.client.datamodel

Interface Hierarchical

All Superinterfaces:

Editable, GridDataModel, Pageable

All Known Implementing Classes:

HierarchicalGridDataModel, LazyHierarchicalGridDataModel

public interface Hierarchical
extends Editable

This is a hierarchical grid data model interface.

Since:

1.0.0

Author:

Sergey Skladchikov

Method Summary

Methods

Modifier and Type	Method and Description
void	addSubgridModel(int rowNumber, int columnNumber, GridDataModel model) This method adds a new submodel into the cell.
GridDataModel	getSubgridModel(int rowNumber, int columnNumber) This method gets a submodel beloging to the specified cell.
boolean	isExpanded(int row, int column) This method checks whether the specified cell is expanded.
void	setExpanded(int row, int column, boolean expanded) This method sets expanded flag for the specified cell.

Methods inherited from interface org.gwt.advanced.client.datamodel.Editable

addColumn, addColumn, addListener, addRow, clearRemovedRows, getColumnNames, getColumns, getGridColumn, getHandler, getRemovedRows, getRow, getRows, getTotalColumnCount, removeAll, removeColumn, removeColumn, removeListener, removeRow, setColumNames, setHandler, setSortColumn, update, update, updateColumn, updateColumn, updateRow

Methods inherited from interface org.gwt.advanced.client.datamodel.GridDataModel

getData, getEndRow, getRowData, getSortColumn, getStartRow, getTotalRowCount, isAscending, isEmpty, setAscending, setSortColumn

Methods inherited from interface org.gwt.advanced.client.datamodel.Pageable

getCurrentPageNumber, getDisplayedPages, getEndPage, getPageSize, getStartPage, getTotalPagesNumber, setCurrentPageNumber, setDisplayedPages, setPageSize

Method Detail

addSubgridModel

void addSubgridModel(int rowNumber,
                   int columnNumber,
                   GridDataModel model)
                     throws IllegalArgumentException

This method adds a new submodel into the cell.

Parameters:

rowNumber - is a row number.

columnNumber - is a column number.

model - is a submodel to be added, can be null. If so it removes any model from the specified cell if it's added.

Throws:

IllegalArgumentException - if row or column numebr is out of range.

getSubgridModel

GridDataModel getSubgridModel(int rowNumber,
                            int columnNumber)
                              throws IllegalArgumentException

This method gets a submodel beloging to the specified cell.

It returns null if there is no such submodel.

Parameters:

rowNumber - is a row number.

columnNumber - is a column number.

Returns:

a submodel.

Throws:

IllegalArgumentException - if row or column numebr is out of range.

setExpanded

void setExpanded(int row,
               int column,
               boolean expanded)

This method sets expanded flag for the specified cell.

Parameters:

row - is a row number.

column - is a column number.

expanded - is an expanded flag value.

isExpanded

boolean isExpanded(int row,
                 int column)

This method checks whether the specified cell is expanded.

Parameters:

row - is a row number.

column - is a column number.

Returns:

an expanded falg value.