com.elegantj.data.dataviewer
Interface DataViewer

All Known Implementing Classes:

AWTDataGrid, DataGrid

public interface DataViewer

The DataViewer interface for objects which views the data and provides the transaction.

Method Summary

void	addGroup(GroupBand gb) Adds the group band
void	addRow() Adds the record
boolean	checkJoin(Join join) Checks the join is valid or not
void	deleteRow() Deletes the record
void	editGroup(GroupBand gb, int ind) Edits the group band at specified index
void	firstRecord() Moves to the first record
DataProvider	getDataProvider() Gets the data provider
java.util.Vector	getGroups() Returns the group bands
Join	getJoin() Gets the master-detail relationship
DataViewer	getMasterDataViewer() Gets the master data viewer
int[]	getSuppressRepetition() Gets columns which repeating values are suppressed in detail band.
boolean	isAutoResize() Determines whether the detail band of this data viewer is auto resizable in preview mode.
boolean	isPreview() Determines whether this data viewer is in preview state.
void	lastRecord() Moves to the last record
void	nextRecord() Moves to the next record
void	previousRecord() Moves to the previous record
void	removeGroup(int ind) Removes the group band at the specified index
void	save() Saves the transaction
void	scrollToRow(int rowIndex) Moves to the record at the specified index
void	setDataProvider(DataProvider dataProvider) Sets the data provider
void	setGroups(java.util.Vector groups) Sets the group bands
void	setJoin(Join join) Sets the master-detail relationship
void	setMasterDataViewer(DataViewer dataViewer) Sets the master data viewer
void	setSuppressRepetition(int[] columns) Sets columns which repeating values are suppressed in detail band.

Method Detail

addRow

public void addRow()

Adds the record

deleteRow

public void deleteRow()

Deletes the record

save

public void save()

Saves the transaction

firstRecord

public void firstRecord()

Moves to the first record

lastRecord

public void lastRecord()

Moves to the last record

nextRecord

public void nextRecord()

Moves to the next record

previousRecord

public void previousRecord()

Moves to the previous record

scrollToRow

public void scrollToRow(int rowIndex)

Moves to the record at the specified index

Parameters:

rowIndex - the record index to be scrolled

isPreview

public boolean isPreview()

Determines whether this data viewer is in preview state.

Returns:

true if the viewer is in preview state, otherwise false

isAutoResize

public boolean isAutoResize()

Determines whether the detail band of this data viewer is auto resizable in preview mode.

Returns:

true if the detail band is autoresizable, otherwise false

setDataProvider

public void setDataProvider(DataProvider dataProvider)

Sets the data provider

Parameters:

dataProvider - the data provider

getDataProvider

public DataProvider getDataProvider()

Gets the data provider

Returns:

the data provider

setSuppressRepetition

public void setSuppressRepetition(int[] columns)

Sets columns which repeating values are suppressed in detail band.

Parameters:

columns - the indexes of the columns

getSuppressRepetition

public int[] getSuppressRepetition()

Gets columns which repeating values are suppressed in detail band.

Returns:

the indexes of the columns

setGroups

public void setGroups(java.util.Vector groups)

Sets the group bands

Parameters:

groups - the vector containing the GroupBand objects

getGroups

public java.util.Vector getGroups()

Returns the group bands

Returns:

the vector containing the GroupBand objects

addGroup

public void addGroup(GroupBand gb)

Adds the group band

Parameters:

gb - the group band

editGroup

public void editGroup(GroupBand gb,
                      int ind)

Edits the group band at specified index

Parameters:

gb - the group band

ind - the index of the group band

removeGroup

public void removeGroup(int ind)

Removes the group band at the specified index

Parameters:

ind - the index of the group band

setMasterDataViewer

public void setMasterDataViewer(DataViewer dataViewer)

Sets the master data viewer

Parameters:

dataViewer - the master data viewer

getMasterDataViewer

public DataViewer getMasterDataViewer()

Gets the master data viewer

Returns:

the master data viewer

checkJoin

public boolean checkJoin(Join join)

Checks the join is valid or not

Parameters:

join - the column join

Returns:

true if the join is valid, false otherwise

setJoin

public void setJoin(Join join)

Sets the master-detail relationship

Parameters:

join - the join object representing the master-detail relationship

getJoin

public Join getJoin()

Gets the master-detail relationship

Returns:

the join object representing the master-detail relationship