xdev.ui.paging

Class VirtualFormularPageControl

java.lang.Object

xdev.ui.paging.VirtualFormularPageControl

All Implemented Interfaces:

PageControl

public class VirtualFormularPageControl
extends Object
implements PageControl

Author:

XDEV Software

Field Summary

Fields

Modifier and Type	Field and Description
protected List<ChangeListener>	changeListeners
protected Formular	form
protected QueryInfo	lastQuery
static XdevLogger	log
protected DBPager	pager
protected int	rowsPerPage

Fields inherited from interface xdev.ui.paging.PageControl

DYNAMIC_ROW_COUNT

Constructor Summary

Constructors

Constructor and Description
VirtualFormularPageControl(Formular form)

Method Summary

Modifier and Type	Method and Description
void	addChangeListener(ChangeListener l) Adds a changelistener which listens for data or position changes
void	changeModel(VirtualTable vt, SELECT select, Object[] params, int showPageIndex)
void	firstPage() Scrolls to the first page
protected int	getActualRowCount()
int	getCurrentPageIndex()
int	getMaxPageIndex()
int	getRowsPerPage()
VirtualTable	getVirtualTable()
int	getVisibleRowCount()
void	gotoPage(int page) Scrolls to the given pageNumber
protected void	handle(Throwable e)
boolean	hasNextPage()
boolean	hasPreviousPage()
boolean	isSingleRowPager()
void	lastPage() Scrolls to the last page
void	nextPage() Scrolls to the next page
void	previousPage() Scrolls to the previous page
void	refresh() refreshes the current view
protected void	rowsPerPageChanged()
void	setRowsPerPage(int rowsPerPage)
protected void	updateModel(Result data)

Methods inherited from class java.lang.Object

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

Field Detail

log

public static final XdevLogger log

form

protected final Formular form

pager

protected DBPager pager

changeListeners

protected List<ChangeListener> changeListeners

lastQuery

protected QueryInfo lastQuery

rowsPerPage

protected int rowsPerPage

Constructor Detail

VirtualFormularPageControl

public VirtualFormularPageControl(Formular form)

Method Detail

addChangeListener

public void addChangeListener(ChangeListener l)

Description copied from interface: PageControl

Adds a changelistener which listens for data or position changes

Specified by:

addChangeListener in interface PageControl

refresh

public void refresh()

Description copied from interface: PageControl

refreshes the current view

Specified by:

refresh in interface PageControl

getVirtualTable

public VirtualTable getVirtualTable()

Specified by:

getVirtualTable in interface PageControl

Returns:

the underlying virtual table of the controlled component

changeModel

public void changeModel(VirtualTable vt,
                        SELECT select,
                        Object[] params,
                        int showPageIndex)
                 throws DBException

Throws:

DBException

updateModel

protected void updateModel(Result data)
                    throws VirtualTableException,
                           DBException

Throws:

VirtualTableException

DBException

hasNextPage

public boolean hasNextPage()

Specified by:

hasNextPage in interface PageControl

Returns:

true if the pager can go forward

hasPreviousPage

public boolean hasPreviousPage()

Specified by:

hasPreviousPage in interface PageControl

Returns:

true if the pager can go backward

nextPage

public void nextPage()

Description copied from interface: PageControl

Scrolls to the next page

Specified by:

nextPage in interface PageControl

previousPage

public void previousPage()

Description copied from interface: PageControl

Scrolls to the previous page

Specified by:

previousPage in interface PageControl

firstPage

public void firstPage()

Description copied from interface: PageControl

Scrolls to the first page

Specified by:

firstPage in interface PageControl

lastPage

public void lastPage()

Description copied from interface: PageControl

Scrolls to the last page

Specified by:

lastPage in interface PageControl

gotoPage

public void gotoPage(int page)

Description copied from interface: PageControl

Scrolls to the given pageNumber

Specified by:

gotoPage in interface PageControl

getCurrentPageIndex

public int getCurrentPageIndex()

Specified by:

getCurrentPageIndex in interface PageControl

Returns:

the index of the current page

getMaxPageIndex

public int getMaxPageIndex()

Specified by:

getMaxPageIndex in interface PageControl

Returns:

the index of the last page

setRowsPerPage

public void setRowsPerPage(int rowsPerPage)

Specified by:

setRowsPerPage in interface PageControl

isSingleRowPager

public boolean isSingleRowPager()

Specified by:

isSingleRowPager in interface PageControl

rowsPerPageChanged

protected void rowsPerPageChanged()

getRowsPerPage

public int getRowsPerPage()

Specified by:

getRowsPerPage in interface PageControl

Returns:

the number of rows to display

See Also:

PageControl.DYNAMIC_ROW_COUNT

getActualRowCount

protected int getActualRowCount()

getVisibleRowCount

public int getVisibleRowCount()

handle

protected void handle(Throwable e)