Package org.opensourcephysics.ejs.control.swing

Class ControlTextArea

java.lang.Object

org.opensourcephysics.ejs.control.ControlElement

org.opensourcephysics.ejs.control.swing.ControlSwingElement

org.opensourcephysics.ejs.control.swing.ControlTextArea

public class ControlTextArea
extends ControlSwingElement

A configurable text. It has no internal value, nor can trigger any action.

Field Summary

Fields

Modifier and Type	Field	Description
protected JTextArea	textarea

Fields inherited from class org.opensourcephysics.ejs.control.swing.ControlSwingElement

ACTION_OFF, ACTION_ON, ACTION_PRESS, BACKGROUND, ENABLED, FONT, FOREGROUND, myVisual, NAME, PARENT, POSITION, SIZE, TOOLTIP, VISIBLE

Fields inherited from class org.opensourcephysics.ejs.control.ControlElement

ACTION, isUnderEjs, METHOD_FOR_VARIABLE, METHOD_TRIGGER, myGroup, myObject, myPropertiesTable, VARIABLE_CHANGED

Constructor Summary

Constructors

Constructor	Description
ControlTextArea(Object _visual)	Constructor ControlTextArea

Method Summary

Modifier and Type	Method	Description
void	clear()
protected Component	createVisual(Object _visual)	Creates the visual component of this ControlElement, the one you can configure graphically.
Component	getComponent()	Returns the component of this ControlElement, the one that is added to a container.
String	getPropertyInfo(String _property)	Returns information about a given property.
ArrayList<String>	getPropertyList()	Returns the list of all properties that can be set for this ControlElement.
Value	getValue(int _index)	Gets the value of any internal variable.
void	print(String s)
void	println(String s)
void	reset()	resets the element
void	setDefaultValue(int _index)
void	setValue(int _index, Value _value)	Sets the value of the registered variables.

Methods inherited from class org.opensourcephysics.ejs.control.swing.ControlSwingElement

getIcon, getVisual, parseConstant

Methods inherited from class org.opensourcephysics.ejs.control.ControlElement

addAction, addAction, addAction, destroy, getGroup, getObject, getProperty, getSimulation, implementsProperty, initialize, invokeActions, invokeActions, isActive, propertyIsTypeOf, propertyType, removeAction, removeAction, setActive, setGroup, setProperties, setProperty, toString, variableChanged, variableChangedDoNotUpdate, variablePropertiesClear, variablesChanged

Methods inherited from class java.lang.Object

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

Field Details

textarea

protected JTextArea textarea

Constructor Details

ControlTextArea

public ControlTextArea(Object _visual)

Constructor ControlTextArea

Parameters:

_visual -

Method Details

createVisual

protected Component createVisual(Object _visual)

Description copied from class: ControlSwingElement

Creates the visual component of this ControlElement, the one you can configure graphically. If an object of an appropriate class is provided, it is used as the visual.

Specified by:

createVisual in class ControlSwingElement

Parameters:

_visual - The javax.swing.JComponent to be wrapped

getComponent

public Component getComponent()

Description copied from class: ControlSwingElement

Returns the component of this ControlElement, the one that is added to a container.

Overrides:

getComponent in class ControlSwingElement

reset

public void reset()

Description copied from class: ControlElement

resets the element

Overrides:

reset in class ControlElement

getPropertyList

public ArrayList<String> getPropertyList()

Description copied from class: ControlSwingElement

Returns the list of all properties that can be set for this ControlElement. Subclasses that add properties should extend this table. Order is crucial here: Both for the presentation in an editor (f.i. ViewElement) and for the setValue() method.

Overrides:

getPropertyList in class ControlSwingElement

getPropertyInfo

public String getPropertyInfo(String _property)

Description copied from class: ControlSwingElement

Returns information about a given property. Subclasses that add properties should extend this table.

The first keyword is ALWAYS the type.

The keyword CONSTANT applies to properties that can not be changed using the setValue() methods

The keyword BASIC is used by Ejs to group properties to the left hand side of the property editor

The keyword HIDDEN is used by Ejs so that it does not display an entry in the editor field

Overrides:

getPropertyInfo in class ControlSwingElement

setValue

public void setValue(int _index,
 Value _value)

Description copied from class: ControlSwingElement

Sets the value of the registered variables. Subclasses with internal values should extend this

Overrides:

setValue in class ControlSwingElement

Parameters:

_index - A keyword index that distinguishes among variables

_value - The object holding the value for the variable.

setDefaultValue

public void setDefaultValue(int _index)

Overrides:

setDefaultValue in class ControlSwingElement

getValue

public Value getValue(int _index)

Description copied from class: ControlSwingElement

Gets the value of any internal variable. Subclasses with internal values should extend this

Overrides:

getValue in class ControlSwingElement

Parameters:

_index - A keyword index that distinguishes among variables

Returns:

Value _value The object holding the value for the variable.

clear

public void clear()

println

public void println(String s)

print

public void print(String s)