Package com.google.gwt.view.client

Interface HasRows

All Superinterfaces:

HasHandlers

All Known Subinterfaces:

HasData<T>

All Known Implementing Classes:

AbstractCellTable, AbstractHasData, CellBrowser.BrowserCellList, CellList, CellTable, CellTreeNodeView.NodeCellList, DataGrid, HasDataPresenter

public interface HasRows
extends HasHandlers

Describes an object that displays a range of rows.

Method Summary

Modifier and Type	Method	Description
HandlerRegistration	addRangeChangeHandler(RangeChangeEvent.Handler handler)	Add a RangeChangeEvent.Handler.
HandlerRegistration	addRowCountChangeHandler(RowCountChangeEvent.Handler handler)	Add a RowCountChangeEvent.Handler.
int	getRowCount()	Get the total count of all rows.
Range	getVisibleRange()	Get the range of visible rows.
boolean	isRowCountExact()	Check if the total row count is exact, or an estimate.
void	setRowCount(int count)	Set the exact total count of all rows.
void	setRowCount(int count, boolean isExact)	Set the total count of all rows, specifying whether the count is exact or an estimate.
void	setVisibleRange(int start, int length)	Set the visible range or rows.
void	setVisibleRange(Range range)	Set the visible range or rows.

Methods inherited from interface com.google.gwt.event.shared.HasHandlers

fireEvent

Method Details

addRangeChangeHandler

HandlerRegistration addRangeChangeHandler(RangeChangeEvent.Handler handler)

Add a RangeChangeEvent.Handler.

Parameters:

handler - the handler

Returns:

a HandlerRegistration to remove the handler

addRowCountChangeHandler

HandlerRegistration addRowCountChangeHandler(RowCountChangeEvent.Handler handler)

Add a RowCountChangeEvent.Handler.

Parameters:

handler - the handler

Returns:

a HandlerRegistration to remove the handler

getRowCount

int getRowCount()

Get the total count of all rows.

Returns:

the total row count

See Also:

• setRowCount(int)

getVisibleRange

Range getVisibleRange()

Get the range of visible rows.

Returns:

the visible range

See Also:

• setVisibleRange(Range)
• setVisibleRange(int, int)

isRowCountExact

boolean isRowCountExact()

Check if the total row count is exact, or an estimate.

Returns:

true if exact, false if an estimate

setRowCount

void setRowCount(int count)

Set the exact total count of all rows. This method defers to setRowCount(int, boolean).

Parameters:

count - the exact total count

See Also:

• getRowCount()

setRowCount

void setRowCount(int count,
 boolean isExact)

Set the total count of all rows, specifying whether the count is exact or an estimate.

Parameters:

count - the total count

isExact - true if the count is exact, false if an estimate

See Also:

• getRowCount()

setVisibleRange

void setVisibleRange(int start,
 int length)

Set the visible range or rows. This method defers to setVisibleRange(Range).

Parameters:

start - the start index

length - the length

See Also:

• getVisibleRange()

setVisibleRange

void setVisibleRange(Range range)

Set the visible range or rows.

Parameters:

range - the visible range

See Also:

• getVisibleRange()