charva.awt.util
Class ConstrainedTextField

java.lang.Object
  charva.awt.Component
      charvax.swing.JComponent
          charvax.swing.text.JTextComponent
              charvax.swing.JTextField
                  charva.awt.util.CapsTextField
                      charva.awt.util.ConstrainedTextField

public class ConstrainedTextField

extends CapsTextField

The ConstrainedTextField is a subclass of CapsTextField that limits the length of the text.

Field Summary

Fields inherited from class charvax.swing.JTextField

_actionListeners, _bold, _columns, _offset, _padding

Fields inherited from class charvax.swing.text.JTextComponent

_caretPosition, _document, _editable

Fields inherited from class charvax.swing.JComponent

_border

Fields inherited from class charva.awt.Component

_alignmentX, _alignmentY, _background, _cursesColor, _enabled, _focusListeners, _foreground, _keyListeners, _origin, _parent, _visible, BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT

Constructor Summary

ConstrainedTextField(int length_)
Use this constructor when you want to leave the text field empty but set its length.

ConstrainedTextField(java.lang.String text_, int length_)
Use this constructor when you want to set both the initial value and the length.

Method Summary

void	processKeyEvent(KeyEvent ke_) Check the length of the text before calling the superclass' processKeyEvent() method.

Methods inherited from class charvax.swing.JTextField

addActionListener, debug, draw, getActionCommand, getColumns, getHeight, getSize, getWidth, isEditable, minimumSize, postActionEvent, processEvent, processMouseEvent, requestFocus, setActionCommand, setBounds, setBounds, setBounds, setColumns, setEditable, setFont, setText, toString

Methods inherited from class charvax.swing.text.JTextComponent

getCaretPosition, getDocument, getText, setCaretPosition, setDocument

Methods inherited from class charvax.swing.JComponent

getBorder, getInsets, setBorder

Methods inherited from class charva.awt.Component

addFocusListener, addKeyListener, contains, contains, getAlignmentX, getAlignmentY, getAncestorWindow, getBackground, getBounds, getCursesColor, getForeground, getLocation, getLocationOnScreen, getName, getParent, hasFocus, hide, invalidate, isDisplayed, isEnabled, isFocusTraversable, isTotallyObscured, isValid, isVisible, processFocusEvent, repaint, requestSync, setBackground, setEnabled, setForeground, setLocation, setLocation, setName, setParent, setVisible, show, validate, validateCursesColor

Methods inherited from class java.lang.Object

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

Constructor Detail

ConstrainedTextField

public ConstrainedTextField(int length_)

Use this constructor when you want to leave the text field empty but set its length.

ConstrainedTextField

public ConstrainedTextField(java.lang.String text_,
                            int length_)

Use this constructor when you want to set both the initial value and the length.

Method Detail

processKeyEvent

public void processKeyEvent(KeyEvent ke_)

Check the length of the text before calling the superclass' processKeyEvent() method. If the text is already maximum length and it is a printing character, ring the bell.

Overrides:

processKeyEvent in class CapsTextField