/*
* Generate initializers for any declared states, as well as any event
* initializers for states.
*/
private void genStateInitializers(StatesModel model, CodeFragmentList list, String indent) {
Set<String> states = model.info.getStateNames();
int count = 0;
for (Iterator<String> iter = states.iterator(); iter.hasNext(); ) {
State state = (State) model.stateByName((String) iter.next());
if (state != null) {
// Declaration initializer
if (state.isDeclared()) {
list.add(indent, state.getId() + "= states[" + count + "];", 0);
}
// Event handlers
for (Iterator<Initializer> initializers = state.getEvents(); initializers.hasNext(); ) {
EventInitializer ei = (EventInitializer) initializers.next();
list.add(
indent,
"states["
+ count
+ "].addEventListener(\""
+ ei.getName()
+ "\", "
+ ei.getValueExpr()
+ " );",
0);
}
}
count++;
}
}
/*
* Generates the code to initialize all states and overrides for our
* component instance.
*/
public CodeFragmentList getStatesInitializerFragments(StatesModel model) {
CodeFragmentList list = new CodeFragmentList();
String indent = "\t\t";
genSharedFactories(model, list, indent);
list.add("\n", 0);
genStates(model, list, indent);
list.add("\n", 0);
genBindingInitializers(list, indent);
list.add("\n", 0);
genStateInitializers(model, list, indent);
list.add("\n", 0);
genImmediateInits(model, list, indent);
return list;
}
/*
* Generates the initializers for all values that are shared between states (e.g. all instance factories
* shared by AddItems overrides).
*/
private void genSharedFactories(StatesModel model, CodeFragmentList list, String indent) {
Map<String, SharedObject> shared = model.sharedObjects;
for (Iterator<String> iter = shared.keySet().iterator(); iter.hasNext(); ) {
SharedObject symbol = shared.get(iter.next());
String lval =
indent
+ "var "
+ symbol.name
+ "_factory:"
+ NameFormatter.retrieveClassName(standardDefs.CLASS_DEFERREDINSTANCEFROMFUNCTION)
+ " = \n";
indent += StatesGenerator.INDENT;
String suffix = symbol.model.isDeclared() ? "_i" : "_c";
Boolean isTransient = symbol.model.getIsTransient();
String rval =
indent
+ "new "
+ NameFormatter.toDot(standardDefs.CLASS_DEFERREDINSTANCEFROMFUNCTION)
+ "("
+ symbol.name
+ suffix
+ (isTransient ? ", " + symbol.name + "_r" : "")
+ ");";
indent = indent.substring(0, indent.length() - INDENT.length());
list.add(lval, rval, 0);
}
}
/*
* Generate the states array.
*/
private void genStates(StatesModel model, CodeFragmentList list, String indent) {
Set<String> states = model.info.getStateNames();
if (!states.isEmpty()) {
list.add(indent, "states = [", 0);
indent += StatesGenerator.INDENT;
for (Iterator<String> iter = states.iterator(); iter.hasNext(); ) {
State state = (State) model.stateByName((String) iter.next());
if (state != null) {
state.getDefinitionBody(list, indent, bindingsQueue);
if (iter.hasNext()) list.add(indent, ",", 0);
}
}
indent = indent.substring(0, indent.length() - INDENT.length());
list.add(indent, "];", 0);
}
}
/*
* Generate all calls to instantiate itemCreationPolicy='immediate' nodes.
*/
private void genImmediateInits(StatesModel model, CodeFragmentList list, String indent) {
List<String> objects = model.earlyInitObjects;
for (Iterator<String> iter = objects.iterator(); iter.hasNext(); ) {
String symbol = iter.next();
String lval = indent + symbol + "_factory.getInstance();\n";
indent += StatesGenerator.INDENT;
list.add(lval, 0);
}
}
/*
* Generate all necessary binding instance initializers for any data bound overrides.
*/
private void genBindingInitializers(CodeFragmentList list, String indent) {
for (Iterator<StatesModel.Override> iter = bindingsQueue.iterator(); iter.hasNext(); ) {
StatesModel.Override symbol = (StatesModel.Override) iter.next();
list.add(
indent,
NameFormatter.toDot(standardDefs.CLASS_BINDINGMANAGER),
".executeBindings(this, \"" + symbol.declaration + "\", " + symbol.declaration + ");",
0);
}
}
