de.knightsoftnet.validators.client.handlers

Class AbstractFilterAndReplaceKeyPressHandler

java.lang.Object

de.knightsoftnet.validators.client.handlers.AbstractFilterAndReplaceKeyPressHandler

All Implemented Interfaces:

com.google.gwt.event.dom.client.KeyPressHandler, com.google.gwt.event.shared.EventHandler

Direct Known Subclasses:

NumericAndUpperAsciiKeyPressHandler, SimpleFilterAndReplaceKeyPressHandler, UpperAsciiKeyPressHandler

public abstract class AbstractFilterAndReplaceKeyPressHandler
extends Object
implements com.google.gwt.event.dom.client.KeyPressHandler

Abstract key press handler which limits input to allowed characters and replaces characters by other.

Author:

Manfred Tremmel

Constructor Summary

Constructors

Constructor and Description
AbstractFilterAndReplaceKeyPressHandler(boolean pallowCopyAndPast) constructor.

Method Summary

Modifier and Type	Method and Description
abstract boolean	isAllowedCharacter(char pcharacter) check if character is allowed to type in unchanged.
abstract boolean	isCharacterToReplace(char pcharacter) check if character is one which has to be replaced.
void	onKeyPress(com.google.gwt.event.dom.client.KeyPressEvent pevent)
abstract char	replaceCharacter(char pcharacter) replace character by another.

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractFilterAndReplaceKeyPressHandler

public AbstractFilterAndReplaceKeyPressHandler(boolean pallowCopyAndPast)

constructor.

Parameters:

pallowCopyAndPast - is copy & paste allowed?

Method Detail

onKeyPress

public void onKeyPress(com.google.gwt.event.dom.client.KeyPressEvent pevent)

Specified by:

onKeyPress in interface com.google.gwt.event.dom.client.KeyPressHandler

isAllowedCharacter

public abstract boolean isAllowedCharacter(char pcharacter)

check if character is allowed to type in unchanged.

Parameters:

pcharacter - character to check

Returns:

true if it's allowed

isCharacterToReplace

public abstract boolean isCharacterToReplace(char pcharacter)

check if character is one which has to be replaced.

Parameters:

pcharacter - character to check

Returns:

true if character has to be replaced

replaceCharacter

public abstract char replaceCharacter(char pcharacter)

replace character by another.

Parameters:

pcharacter - character to replace

Returns:

replaced character