org.openlowcode.client.graphic.widget

Interface CMultiFieldObjectAccess

All Known Implementing Classes:

CMultiFieldConstraint, ObjectTableRow

public interface CMultiFieldObjectAccess

An interface to set constraints on widgets displaying multiple objects

Author:

Open Lowcode SAS

Method Summary

Modifier and Type	Method and Description
java.lang.String	getFieldValueForConstraint(java.lang.String fieldname) gets the field value according to constraint for the given field
void	liftConstraint(java.lang.String fieldname) lift constraint on the given field
boolean	setConstraint(java.lang.String fieldname, java.util.ArrayList<java.lang.String> restrainedvalues, java.lang.String selected)

Method Detail

setConstraint

boolean setConstraint(java.lang.String fieldname,
                      java.util.ArrayList<java.lang.String> restrainedvalues,
                      java.lang.String selected)

Parameters:

fieldname - the name of the field

restrainedvalues - the set of possible selections for this field. The following will be performed:

• limit selection to provided values
• if value currently selected is not valid, empty value (unless a selected value exists)
• if only one selection item is provided, it will be automatically selected, even if no prefered value is given

selected - the prefered value out of the restrained value. Will force the field to the prefered value if entered if provided with null, wil not select anyting, if provided wih empty string "", will force to blank

Returns:

true if the constraint resulted in a blank field

getFieldValueForConstraint

java.lang.String getFieldValueForConstraint(java.lang.String fieldname)

gets the field value according to constraint for the given field

Parameters:

fieldname - unique java name of the field

Returns:

the value the field should take according to contraints

liftConstraint

void liftConstraint(java.lang.String fieldname)

lift constraint on the given field

Parameters:

fieldname - unique java name of the field