Package com.sencha.gxt.core.rebind

Class Context

java.lang.Object

com.sencha.gxt.core.rebind.Context

public class Context
extends Object

Wraps up locally scoped variables used in creating a xtemplate method. Can be nested, to allow for local scopes that shouldn't affect outer scopes.

Constructor Summary

Constructors

Constructor	Description
Context(com.google.gwt.core.ext.GeneratorContext ctx, com.google.gwt.core.ext.TreeLogger l, Map<String,com.google.gwt.core.ext.typeinfo.JType> params, FormatCollector formatters)
Context(Context parent, String childDeref, com.google.gwt.core.ext.typeinfo.JType childType)

Method Summary

Modifier and Type	Method	Description
String	declareLocalVariable(String name)
String	deref(String localName)	Gets a java expression that will return a value for the local name from within the current context, including any formatting.
String	derefCount(String localName)	Gets a java expression for the number of items in the given localName, assuming it is an Array or List
com.google.gwt.core.ext.typeinfo.JType	getType(String localName)	Gets the type of content available at this path, within the current context.
void	setCountVar(String countVar)	Explicitly set the local count variable.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Context

public Context(Context parent,
               String childDeref,
               com.google.gwt.core.ext.typeinfo.JType childType)

Context

public Context(com.google.gwt.core.ext.GeneratorContext ctx,
               com.google.gwt.core.ext.TreeLogger l,
               Map<String,com.google.gwt.core.ext.typeinfo.JType> params,
               FormatCollector formatters)

Method Detail

declareLocalVariable

public String declareLocalVariable(String name)

deref

public String deref(String localName)
             throws com.google.gwt.core.ext.UnableToCompleteException

Gets a java expression that will return a value for the local name from within the current context, including any formatting.

Parameters:

localName - the name of the content

Returns:

the Java expression that returns the value

Throws:

com.google.gwt.core.ext.UnableToCompleteException - if the Java expression cannot be returned

derefCount

public String derefCount(String localName)
                  throws com.google.gwt.core.ext.UnableToCompleteException

Gets a java expression for the number of items in the given localName, assuming it is an Array or List

Parameters:

localName - the name of the content

Returns:

number of items in localName

Throws:

com.google.gwt.core.ext.UnableToCompleteException - if the number of items cannot be returned

getType

public com.google.gwt.core.ext.typeinfo.JType getType(String localName)
                                               throws com.google.gwt.core.ext.UnableToCompleteException

Gets the type of content available at this path, within the current context.

Parameters:

localName - the name of the content

Returns:

the type of the content

Throws:

com.google.gwt.core.ext.UnableToCompleteException - if the type cannot be returned

setCountVar

public void setCountVar(String countVar)

Explicitly set the local count variable. This can (must) be set for each context, and can be referenced with the # magic variable.

Parameters:

countVar - the local count variable