/**
* Resolve the specifier name in the class definition to a member definition, and create a
* specifier node based on the member type.
*
* @param builder MXML tree builder.
* @param specifierName Specifier name.
* @return A MXML specifier node.
*/
protected MXMLSpecifierNodeBase createSpecifierNode(
MXMLTreeBuilder builder, String specifierName) {
MXMLSpecifierNodeBase specifierNode = null;
// Check if the attribute is a declared property, style, or event.
FlexProject project = builder.getProject();
IDefinition specifierDefinition = project.resolveSpecifier(classReference, specifierName);
if (specifierDefinition instanceof ISetterDefinition
|| specifierDefinition instanceof IVariableDefinition) {
specifierNode = new MXMLPropertySpecifierNode(this);
} else if (specifierDefinition instanceof IEventDefinition) {
specifierNode = new MXMLEventSpecifierNode(this);
} else if (specifierDefinition instanceof IStyleDefinition) {
specifierNode = new MXMLStyleSpecifierNode(this);
} else if (specifierDefinition instanceof IEffectDefinition) {
specifierNode = new MXMLEffectSpecifierNode(this);
}
if (specifierNode != null) {
specifierNode.setDefinition(specifierDefinition); // TODO Move this logic
}
// If not, dynamic classes allow new properties to be set via attributes.
else if (classReference.isDynamic()) {
specifierNode = new MXMLPropertySpecifierNode(this);
((MXMLPropertySpecifierNode) specifierNode)
.setDynamicName(specifierName); // TODO Move this logic
}
return specifierNode;
}
/** Sets the definition of the ActionScript class to which this node refers. */
void setClassReference(FlexProject project, IClassDefinition classReference) {
this.classReference = classReference;
// TODO Optimize this by enumerating all interfaces one time.
// Keep track of whether the class implements mx.core.IMXML,
// because that affects code generation.
String mxmlObjectInterface = project.getMXMLObjectInterface();
isMXMLObject = classReference.isInstanceOf(mxmlObjectInterface, project);
// Keep track of whether the class implements mx.core.IVisualElementContainer,
// because that affects code generation.
String visualElementContainerInterface = project.getVisualElementContainerInterface();
isVisualElementContainer =
classReference.isInstanceOf(visualElementContainerInterface, project);
// Keep track of whether the class implements mx.core.IContainer,
// because that affects code generation.
String containerInterface = project.getContainerInterface();
isContainer = classReference.isInstanceOf(containerInterface, project);
// Keep track of whether the class implements mx.core.IDeferredInstantiationUIComponent
// because that affects code generation.
String deferredInstantiationUIComponentInterface =
project.getDeferredInstantiationUIComponentInterface();
isDeferredInstantiationUIComponent =
classReference.isInstanceOf(deferredInstantiationUIComponentInterface, project);
}
/** Determines, and caches, the default property for the class to which this node refers. */
private IVariableDefinition getDefaultPropertyDefinition(MXMLTreeBuilder builder) {
if (!defaultPropertyDefinitionInitialized) {
FlexProject project = builder.getProject();
String defaultPropertyName = classReference.getDefaultPropertyName(project);
if (defaultPropertyName != null) {
defaultPropertyDefinition =
(IVariableDefinition) project.resolveSpecifier(classReference, defaultPropertyName);
}
defaultPropertyDefinitionInitialized = true;
}
return defaultPropertyDefinition;
}
/**
* Sets the definition of the ActionScript class to which this node refers, from its fully
* qualified name.
*
* @param project An {@code ICompilerProject}, used for finding the class by name.
* @param qname A fully qualified class name.
*/
void setClassReference(FlexProject project, String qname) {
ASProjectScope projectScope = (ASProjectScope) project.getScope();
IDefinition definition = projectScope.findDefinitionByName(qname);
// TODO This method is getting called by MXML tree-building
// with an interface qname if there is a property whose type is an interface.
// Until databinding is implemented, we need to protect against this.
if (definition instanceof IClassDefinition)
setClassReference(project, (IClassDefinition) definition);
}
@Override
protected void initializationComplete(
MXMLTreeBuilder builder, MXMLTagData tag, MXMLNodeInfo info) {
super.initializationComplete(builder, tag, info);
// If the last child unit was part of the default property,
// we don't know to process the default property units
// until we get here.
processNonDefaultPropertyContentUnit(builder, info);
setChildren(info.getChildNodeList().toArray(new IMXMLNode[0]));
// If the class references by this node implements mx.core.IContainer,
// add an expression dependency on mx.core.UIComponentDescriptor
// because we'll have to codegen descriptors.
if (isContainer) {
FlexProject project = builder.getProject();
builder.addExpressionDependency(project.getUIComponentDescriptorClass());
}
}