org.gwt.advanced.client.datamodel

Class SimpleGridDataModel

java.lang.Object

org.gwt.advanced.client.datamodel.SimpleGridDataModel

All Implemented Interfaces:

GridDataModel, Pageable

Direct Known Subclasses:

EditableGridDataModel

public class SimpleGridDataModel
extends Object
implements GridDataModel

This is a simple not-editable data model.

Use it for quick tests and for simple grids.

Since:

1.0.0

Author:

Sergey Skladchikov

Constructor Summary

Constructors

Constructor and Description
SimpleGridDataModel(Object[][] data) Creates an instance of this class and initializes it with the specified data set.

Method Summary

Methods

Modifier and Type	Method and Description
int	getCurrentPageNumber() This method gets a current page number.
Object[][]	getData() Getter for property 'data'.
int	getDisplayedPages() This method gets the number of pages links to be displayed.
int	getEndPage() This method returns an end page number.
int	getEndRow() This method returns an end row number.
protected Pageable	getPageable() Getter for property 'pageable'.
int	getPageSize() This method returns a page size.
Object[]	getRowData(int rowNumber) This method returns row data by the specified row number.
int	getSortColumn() This method returns a sorted column number.
int	getStartPage() This method returns a start page number.
int	getStartRow() This method returns a start row number.
int	getTotalPagesNumber() This method returns a number of existing pages.
int	getTotalRowCount() This method returns total row count value.
boolean	isAscending() This method defines sorting direction.
boolean	isEmpty() This method checks whether the data model is empty.
void	setAscending(boolean ascending) This method sets sort direction.
void	setCurrentPageNumber(int currentPageNumber) This method sets the current page number.
void	setDisplayedPages(int displayedPages) This method sets the number of pages links to be displayed.
protected void	setPageable(Pageable pageable) Setter for property 'pageable'.
void	setPageSize(int pageSize) This method sets a page size.
void	setSortColumn(int sortColumn) This method sets a number of sort column.
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

SimpleGridDataModel

public SimpleGridDataModel(Object[][] data)

Creates an instance of this class and initializes it with the specified data set.

Parameters:

data - is a data set.

Method Detail

getTotalRowCount

public int getTotalRowCount()

This method returns total row count value.

Specified by:

getTotalRowCount in interface GridDataModel

Returns:

a total rows number.

getStartRow

public int getStartRow()

This method returns a start row number.

Specified by:

getStartRow in interface GridDataModel

Returns:

a start row number.

getEndRow

public int getEndRow()

This method returns an end row number.

Specified by:

getEndRow in interface GridDataModel

Returns:

an end row number.

getSortColumn

public int getSortColumn()

This method returns a sorted column number.

Specified by:

getSortColumn in interface GridDataModel

Returns:

a sortable column number.

isAscending

public boolean isAscending()

This method defines sorting direction.

It returns true if direction is ascending.

Specified by:

isAscending in interface GridDataModel

Returns:

false if sorting is descending.

getRowData

public Object[] getRowData(int rowNumber)

This method returns row data by the specified row number.

Specified by:

getRowData in interface GridDataModel

Parameters:

rowNumber - is a number of row to be returned.

Returns:

row data.

setSortColumn

public void setSortColumn(int sortColumn)

This method sets a number of sort column.

Specified by:

setSortColumn in interface GridDataModel

Parameters:

sortColumn - a number of sort column.

setAscending

public void setAscending(boolean ascending)

This method sets sort direction.

Specified by:

setAscending in interface GridDataModel

Parameters:

ascending - sort direction.

isEmpty

public boolean isEmpty()

This method checks whether the data model is empty.

Specified by:

isEmpty in interface GridDataModel

Returns:

true if the model is empty.

getData

public Object[][] getData()

Getter for property 'data'.

Specified by:

getData in interface GridDataModel

Returns:

Value for property 'data'.

setPageSize

public void setPageSize(int pageSize)

This method sets a page size.

Specified by:

setPageSize in interface Pageable

Parameters:

pageSize - is a page size.

setCurrentPageNumber

public void setCurrentPageNumber(int currentPageNumber)
                          throws IllegalArgumentException

This method sets the current page number.

Specified by:

setCurrentPageNumber in interface Pageable

Parameters:

currentPageNumber - is a current page number.

Throws:

IllegalArgumentException - if current page number less then zero or greater then actual number of pages.

getDisplayedPages

public int getDisplayedPages()

This method gets the number of pages links to be displayed.

Specified by:

getDisplayedPages in interface Pageable

Returns:

is a number of pages.

setDisplayedPages

public void setDisplayedPages(int displayedPages)

This method sets the number of pages links to be displayed.

Specified by:

setDisplayedPages in interface Pageable

Parameters:

displayedPages - is a number of pages.

getTotalPagesNumber

public int getTotalPagesNumber()

This method returns a number of existing pages.

Specified by:

getTotalPagesNumber in interface Pageable

Returns:

a total pages number.

getStartPage

public int getStartPage()

This method returns a start page number.

Specified by:

getStartPage in interface Pageable

Returns:

is a start page number.

getEndPage

public int getEndPage()

This method returns an end page number.

Specified by:

getEndPage in interface Pageable

Returns:

is an end page number.

getPageSize

public int getPageSize()

This method returns a page size.

Specified by:

getPageSize in interface Pageable

Returns:

a page size (number of displayable rows).

getCurrentPageNumber

public int getCurrentPageNumber()

This method gets a current page number.

Specified by:

getCurrentPageNumber in interface Pageable

Returns:

a current page number.

toString

public String toString()

Overrides:

toString in class Object

getPageable

protected Pageable getPageable()

Getter for property 'pageable'.

Returns:

Value for property 'pageable'.

setPageable

protected void setPageable(Pageable pageable)

Setter for property 'pageable'.

Parameters:

pageable - Value to set for property 'pageable'.