de.enflexit.common.swing

Class KeyAdapter4Numbers

java.lang.Object

java.awt.event.KeyAdapter

de.enflexit.common.swing.KeyAdapter4Numbers

All Implemented Interfaces:

java.awt.event.KeyListener, java.util.EventListener

public class KeyAdapter4Numbers
extends java.awt.event.KeyAdapter

This class controls the input fields for number formats. For integer values just numbers are allowed. For floats numbers and just one separator character "," or "." is allowed. The class can be used by adding this as a KeyListener

Constructor Summary

Constructors

Constructor and Description
KeyAdapter4Numbers(boolean isFloatValue) Instantiates a new number KeyAdapter4Numbers

Method Summary

Modifier and Type	Method and Description
int	countCharsInString(java.lang.String searchString, char searchCharacter) Count occurrences of a character in a given search string.
void	keyTyped(java.awt.event.KeyEvent kT)

Methods inherited from class java.awt.event.KeyAdapter

keyPressed, keyReleased

Methods inherited from class java.lang.Object

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

Constructor Detail

KeyAdapter4Numbers

public KeyAdapter4Numbers(boolean isFloatValue)

Instantiates a new number KeyAdapter4Numbers

Parameters:

isFloatValue - indicates, if this key listener is used for Float values. If not Integer values are assumed.

Method Detail

countCharsInString

public int countCharsInString(java.lang.String searchString,
                              char searchCharacter)

Count occurrences of a character in a given search string.

Parameters:

searchString - the String to search in

searchCharacter - to search for

Returns:

the number of occurrences of searchCharacter in searchString

keyTyped

public void keyTyped(java.awt.event.KeyEvent kT)

Specified by:

keyTyped in interface java.awt.event.KeyListener

Overrides:

keyTyped in class java.awt.event.KeyAdapter