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Class javaParse.GrammarTextCommand 

java.lang.Object
   |
   +----javaParse.Command
           |
           +----javaParse.GrammarTextCommand
public class GrammarTextCommand
extends Command
implements KeyListener
The class associated with filtering out the keys typed in the textfields of the grammar window.

Variable Index

o LEGAL_KEYS
an array that keeps track of legal keys

Constructor Index

o GrammarTextCommand(GrammarWindow, int)
creates a textCommand

Method Index

o execute(AWTEvent)
will take the key that was pressed and make sure that it is a legal keystroke.
o keyPressed(KeyEvent)
will call execute when key is pressed
o keyReleased(KeyEvent)
o keyTyped(KeyEvent)

Variables

o LEGAL_KEYS 
 public static final int LEGAL_KEYS[]
an array that keeps track of legal keys

Constructors

o GrammarTextCommand 
 public GrammarTextCommand(GrammarWindow gw,
                           int num)
creates a textCommand

Parameters:
gw - the grammar window to which this textCommand will be bound
num - the number of the textfield in the grammarwindow

Methods

o keyPressed 
 public void keyPressed(KeyEvent e)
will call execute when key is pressed

o keyReleased 
 public void keyReleased(KeyEvent e)
o keyTyped 
 public void keyTyped(KeyEvent e)
o execute 
 public void execute(AWTEvent evt)
will take the key that was pressed and make sure that it is a legal keystroke. also takes care of keyboard shortcuts

Overrides:
execute in class Command 
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