public void showParameterInfo(@NotNull PsiElement element, CreateParameterInfoContext context) {
ResolveResult[] variants = ResolveResult.EMPTY_ARRAY;
if (element instanceof PsiPolyVariantReference) {
variants = ((PsiPolyVariantReference) element).multiResolve(true);
if (variants.length != 0) {
context.setItemsToShow(
ContainerUtil.map2Array(
variants,
CfmlFunctionDescription.class,
new Function<ResolveResult, CfmlFunctionDescription>() {
public CfmlFunctionDescription fun(ResolveResult resolveResult) {
final PsiElement element1 = resolveResult.getElement();
if (CfmlPsiUtil.isFunctionDefinition(element1)) {
CfmlFunction function = CfmlPsiUtil.getFunctionDefinition(element1);
if (function != null) {
return function.getFunctionInfo();
}
} else if (element1 instanceof PsiMethod) {
PsiMethod function = (PsiMethod) element1;
CfmlFunctionDescription javaMethodDescr =
new CfmlFunctionDescription(
function.getName(), function.getReturnType().getPresentableText());
final PsiParameter[] psiParameters =
function.getParameterList().getParameters();
final int paramsNum = psiParameters.length;
for (int i = 0; i < paramsNum; i++) {
PsiParameter psiParameter = psiParameters[i];
javaMethodDescr.addParameter(
new CfmlFunctionDescription.CfmlParameterDescription(
psiParameter.getName(),
psiParameter.getType().getPresentableText(),
true));
}
return javaMethodDescr;
}
return null;
}
}));
context.showHint(element, element.getTextRange().getStartOffset(), this);
return;
}
}
if (element instanceof CfmlReferenceExpression) {
String functionName = element.getText().toLowerCase();
if (ArrayUtil.find(
CfmlLangInfo.getInstance(element.getProject()).getPredefinedFunctionsLowCase(),
functionName)
!= -1) {
context.setItemsToShow(
new Object[] {
CfmlLangInfo.getInstance(element.getProject())
.getFunctionParameters()
.get(functionName)
});
context.showHint(element, element.getTextRange().getStartOffset(), this);
}
}
}
public PsiElement findElementForParameterInfo(CreateParameterInfoContext context) {
return findAnchorElement(context.getEditor().getCaretModel().getOffset(), context.getFile());
}