metadone.metabusiness.script.VariableContext Interface Reference

Inheritance diagram for metadone.metabusiness.script.VariableContext:

List of all members.

Classes
interface	VarChange
Public Member Functions
Object	getVariable (String name)
boolean	setVariable (String name, Object value)
VariableContext	getVariableContext (String name)
EventTower<?super VarChange >	getVariableEvents ()

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Detailed Description

A store for variables.

A variable context stores values for some defined variables, if the user asks for a variable that is not in that context, the result may be delegated to another context or the operation may fail.

Author:

kma

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Member Function Documentation

Object metadone.metabusiness.script.VariableContext.getVariable

(

String

name

)

Gets the value of a variable.

Precondition:

name not null

Parameters:

name	The name of the variable

Returns:

The value or null

Implemented in metadone.client.grasyla2.actions.GrasylaActionEngine.ActionContext, and metadone.client.grasyla2.GrasylaContext.

Referenced by metadone.client.grasyla2.value.ValueEngine.evaluateComponent(), and metadone.client.grasyla2.value.ValueScriptEngine.ValueScriptEngine().

VariableContext metadone.metabusiness.script.VariableContext.getVariableContext

(

String

name

)

Gets the variable context where the variable is defined.

The context is this it the variable is defined in this context, otherwise the call may be delegated or null can be returned.

Parameters:

name	The name of the variable

Returns:

The context in which the variable is defined or null

Implemented in metadone.client.grasyla2.actions.GrasylaActionEngine.ActionContext, and metadone.client.grasyla2.GrasylaContext.

Referenced by metadone.client.grasyla2.ref.UpdateOnEngine.activate(), metadone.client.grasyla2.value.ValueEngine.evaluateComponent(), metadone.client.grasyla2.base.FontEngine.FontEngine(), and metadone.client.grasyla2.actions.GrasylaActionEngine.ActionContext.getVariableContext().

EventTower<? super VarChange> metadone.metabusiness.script.VariableContext.getVariableEvents

(

)

Gets the event manager for variables.

Returns:

The event manager

See also:

VarChange

Implemented in metadone.client.grasyla2.GrasylaContext.

Referenced by metadone.client.grasyla2.ref.UpdateOnEngine.activate(), metadone.client.grasyla2.value.ValueEngine.evaluateComponent(), and metadone.client.grasyla2.base.FontEngine.FontEngine().

boolean metadone.metabusiness.script.VariableContext.setVariable	(	String	name,
		Object	value
	)

Sets the value of a variable.

Precondition:

name not null

Parameters:

name	The name of the variable
value	The new value

Returns:

true iff the variable was set

Implemented in metadone.client.grasyla2.actions.GrasylaActionEngine.ActionContext, and metadone.client.grasyla2.GrasylaContext.

Referenced by metadone.client.grasyla2.value.ValueEngine.evaluateComponent(), metadone.client.grasyla2.base.AttributeFont.valueChanged(), and metadone.client.grasyla2.value.ValueScriptEngine.ValueScriptEngine().

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The documentation for this interface was generated from the following file:

• metadone_bundle_metabusiness/src/metadone/metabusiness/script/VariableContext.java