gnu.iou.sh
Class shell

java.lang.Object
  |
  +--java.awt.Component
        |
        +--java.awt.Container
              |
              +--javax.swing.JComponent
                    |
                    +--javax.swing.JPanel
                          |
                          +--gnu.iou.sh.shell

All Implemented Interfaces:

javax.accessibility.Accessible, java.awt.image.ImageObserver, java.awt.MenuContainer, java.lang.Runnable, java.io.Serializable

public class shell

extends javax.swing.JPanel

implements java.lang.Runnable

An extensible interpreter pane requires a plugin for an interpreter.

Author:

John Pritchard (john@syntelos.org)

See Also:

Serialized Form

Inner Class Summary

static interface

shell.plugin The shell will call on an interpretor with this interface.

Inner classes inherited from class javax.swing.JPanel

javax.swing.JPanel.AccessibleJPanel

Inner classes inherited from class javax.swing.JComponent

javax.swing.JComponent.AccessibleJComponent

Inner classes inherited from class java.awt.Container

java.awt.Container.AccessibleAWTContainer

Inner classes inherited from class java.awt.Component

java.awt.Component.AccessibleAWTComponent

Field Summary

protected javax.swing.JLabel

status

Fields inherited from class javax.swing.JComponent

accessibleContext, listenerList, TOOL_TIP_TEXT_KEY, ui, UNDEFINED_CONDITION, WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, WHEN_FOCUSED, WHEN_IN_FOCUSED_WINDOW

Fields inherited from class java.awt.Component

BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT

Fields inherited from interface java.awt.image.ImageObserver

ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH

Constructor Summary

shell(javax.swing.border.Border border, shell.plugin interp)
Construct a new GUI for the interpreter plugin with a border.

shell(javax.swing.border.Border border, shell.plugin interp, int rows, int columns)
Construct a new GUI for the interpreter plugin with fixed dimensions and an optional border.

shell(shell.plugin interp)
Construct a new GUI for the interpreter plugin, no border.

shell(shell.plugin interp, int rows, int columns)
Construct a new GUI for the interpreter plugin with fixed dimensions, no border.

shell(java.lang.String classname)
Construct a new GUI for the interpreter plugin, no border.

Method Summary

protected static shell.plugin	create(java.lang.String classname) Instantiate plugin dynamically from classname.
static void	main(java.lang.String[] argv) Command line function creates a frame UI.
void	resume()
void	run() Run the interpreter.
void	start() Create and start thread for this shell.
void	status_reset() Set status label to interp user version string.
java.lang.String	status() Get status label text.
void	status(java.lang.String msg) Set status label text.
void	stop()
void	suspend()
java.lang.String	userVersion() The interpreter's version string for the UI.

Methods inherited from class javax.swing.JPanel

getAccessibleContext, getUIClassID, paramString, updateUI

Methods inherited from class javax.swing.JComponent

addAncestorListener, addNotify, addPropertyChangeListener, addPropertyChangeListener, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, fireVetoableChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAutoscrolls, getBorder, getBounds, getClientProperty, getComponentGraphics, getConditionForKeyStroke, getDebugGraphicsOptions, getGraphics, getHeight, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getPreferredSize, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getToolTipText, getTopLevelAncestor, getVerifyInputWhenFocusTarget, getVisibleRect, getWidth, getX, getY, grabFocus, hasFocus, hide, isDoubleBuffered, isFocusCycleRoot, isFocusTraversable, isLightweightComponent, isManagingFocus, isMaximumSizeSet, isMinimumSizeSet, isOpaque, isOptimizedDrawingEnabled, isPaintingTile, isPreferredSizeSet, isRequestFocusEnabled, isValidateRoot, paint, paintBorder, paintChildren, paintComponent, paintImmediately, paintImmediately, print, printAll, printBorder, printChildren, printComponent, processComponentKeyEvent, processFocusEvent, processKeyBinding, processKeyEvent, processMouseMotionEvent, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removePropertyChangeListener, removePropertyChangeListener, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setDebugGraphicsOptions, setDoubleBuffered, setEnabled, setFont, setForeground, setInputMap, setInputVerifier, setMaximumSize, setMinimumSize, setNextFocusableComponent, setOpaque, setPreferredSize, setRequestFocusEnabled, setToolTipText, setUI, setVerifyInputWhenFocusTarget, setVisible, unregisterKeyboardAction, update

Methods inherited from class java.awt.Container

add, add, add, add, add, addContainerListener, addImpl, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getLayout, insets, invalidate, isAncestorOf, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, processContainerEvent, processEvent, remove, remove, removeAll, removeContainerListener, setLayout, validate, validateTree

Methods inherited from class java.awt.Component

action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, bounds, checkImage, checkImage, coalesceEvents, contains, createImage, createImage, disableEvents, dispatchEvent, enable, enableEvents, enableInputMethods, getBackground, getBounds, getColorModel, getComponentOrientation, getCursor, getDropTarget, getFont, getFontMetrics, getForeground, getGraphicsConfiguration, getInputContext, getInputMethodRequests, getLocale, getLocation, getLocationOnScreen, getName, getParent, getPeer, getSize, getToolkit, getTreeLock, gotFocus, handleEvent, imageUpdate, inside, isDisplayable, isEnabled, isLightweight, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, processComponentEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processMouseEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, repaint, repaint, repaint, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setLocale, setLocation, setLocation, setName, setSize, setSize, show, show, size, toString, transferFocus

Methods inherited from class java.lang.Object

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

Field Detail

status

protected javax.swing.JLabel status

Constructor Detail

shell

public shell(java.lang.String classname)

Construct a new GUI for the interpreter plugin, no border.

Parameters:

classname - Interpreter plugin class name.

shell

public shell(shell.plugin interp)

Construct a new GUI for the interpreter plugin, no border.

Parameters:

interp - Interpreter plugin.

shell

public shell(javax.swing.border.Border border,
             shell.plugin interp)

Construct a new GUI for the interpreter plugin with a border.

Parameters:

interp - Interpreter plugin.

border - Set this border on this pane.

shell

public shell(shell.plugin interp,
             int rows,
             int columns)

Construct a new GUI for the interpreter plugin with fixed dimensions, no border.

Parameters:

interp - Interpreter plugin.

rows - Number of rows in text area.

columns - Number of columns in text area.

shell

public shell(javax.swing.border.Border border,
             shell.plugin interp,
             int rows,
             int columns)

Construct a new GUI for the interpreter plugin with fixed dimensions and an optional border.

Parameters:

border - Optional border around this panel.

interp - Interpreter plugin.

rows - Number of rows in text area.

columns - Number of columns in text area.

Method Detail

create

protected static final shell.plugin create(java.lang.String classname)

Instantiate plugin dynamically from classname. The class has a public, simple (no args) constructor.

Parameters:

classname - Fully qualified name of a class implementing the `shell.plugin' interface.

userVersion

public java.lang.String userVersion()

The interpreter's version string for the UI.

run

public void run()

Run the interpreter.

Specified by:

run in interface java.lang.Runnable

status

public java.lang.String status()

Get status label text.

status

public void status(java.lang.String msg)

Set status label text.

status_reset

public void status_reset()

Set status label to interp user version string.

start

public void start()

Create and start thread for this shell.

stop

public void stop()

suspend

public void suspend()

resume

public void resume()

main

public static final void main(java.lang.String[] argv)

Command line function creates a frame UI. Requires "plugin" classname argument.