use of org.eclipse.xtext.ui.codetemplates.ui.resolvers.IInspectableTemplateVariableResolver in project xtext-eclipse by eclipse.
the class TemplateValidator method checkParameters.
@Check
public void checkParameters(Variable variable) {
Codetemplate template = EcoreUtil2.getContainerOfType(variable, Codetemplate.class);
Codetemplates templates = EcoreUtil2.getContainerOfType(template, Codetemplates.class);
if (templates != null && template != null) {
Grammar language = templates.getLanguage();
AbstractRule rule = template.getContext();
ContextTypeIdHelper helper = languageRegistry.getContextTypeIdHelper(language);
if (helper != null && rule != null && !rule.eIsProxy() && rule instanceof ParserRule) {
String contextTypeId = helper.getId(rule);
ContextTypeRegistry contextTypeRegistry = languageRegistry.getContextTypeRegistry(language);
TemplateContextType contextType = contextTypeRegistry.getContextType(contextTypeId);
if (contextType != null) {
Iterator<TemplateVariableResolver> resolvers = Iterators.filter(contextType.resolvers(), TemplateVariableResolver.class);
String type = variable.getType();
if (type == null)
type = variable.getName();
while (resolvers.hasNext()) {
final TemplateVariableResolver resolver = resolvers.next();
if (resolver.getType().equals(type)) {
IInspectableTemplateVariableResolver inspectableResolver = registry.toInspectableResolver(resolver);
if (inspectableResolver != null) {
inspectableResolver.validateParameters(variable, this);
}
}
}
}
}
}
}
use of org.eclipse.xtext.ui.codetemplates.ui.resolvers.IInspectableTemplateVariableResolver in project xtext-eclipse by eclipse.
the class CodetemplatesProposalProvider method completeVariable_Name.
@Override
public void completeVariable_Name(EObject model, Assignment assignment, final ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
if ((mode & NORMAL) != 0) {
{
String proposalText = "variable";
StyledString displayText = new StyledString(proposalText).append(" - Create a new template variable", StyledString.QUALIFIER_STYLER);
ICompletionProposal proposal = createCompletionProposal(proposalText, displayText, null, context);
if (proposal instanceof ConfigurableCompletionProposal) {
ConfigurableCompletionProposal configurable = (ConfigurableCompletionProposal) proposal;
configurable.setSelectionStart(configurable.getReplacementOffset());
configurable.setSelectionLength(proposalText.length());
configurable.setAutoInsertable(false);
configurable.setSimpleLinkedMode(context.getViewer(), '\t', ' ');
}
acceptor.accept(proposal);
}
TemplateData data = new TemplateData(model);
if (data.doCreateProposals()) {
ContextTypeIdHelper helper = languageRegistry.getContextTypeIdHelper(data.language);
if (helper != null) {
String contextTypeId = helper.getId(data.rule);
ContextTypeRegistry contextTypeRegistry = languageRegistry.getContextTypeRegistry(data.language);
TemplateContextType contextType = contextTypeRegistry.getContextType(contextTypeId);
if (contextType != null) {
Iterator<TemplateVariableResolver> resolvers = Iterators.filter(contextType.resolvers(), TemplateVariableResolver.class);
while (resolvers.hasNext()) {
final TemplateVariableResolver resolver = resolvers.next();
IInspectableTemplateVariableResolver inspectableResolver = templateVariableResolverRegistry.toInspectableResolver(resolver);
if (inspectableResolver != null) {
if (!inspectableResolver.hasMandatoryParameters()) {
String type = resolver.getType();
StyledString displayString = new StyledString(type, StyledString.DECORATIONS_STYLER).append(" - " + resolver.getDescription(), StyledString.QUALIFIER_STYLER);
acceptor.accept(createCompletionProposal(type, displayString, null, context));
}
String proposalText = "variable:" + resolver.getType();
StyledString displayText = new StyledString("variable").append(":" + resolver.getType(), StyledString.DECORATIONS_STYLER).append(" - " + resolver.getDescription(), StyledString.QUALIFIER_STYLER);
if (inspectableResolver.hasMandatoryParameters())
proposalText = proposalText + "()";
Builder builder = context.copy();
PrefixMatcher newMatcher = new PrefixMatcher() {
@Override
public boolean isCandidateMatchingPrefix(String name, String prefix) {
return context.getMatcher().isCandidateMatchingPrefix(name, prefix) || context.getMatcher().isCandidateMatchingPrefix("variable:" + resolver.getType(), prefix) || context.getMatcher().isCandidateMatchingPrefix(resolver.getType(), prefix);
}
};
builder.setMatcher(newMatcher);
ContentAssistContext myContext = builder.toContext();
ICompletionProposal proposal = createCompletionProposal(proposalText, displayText, null, myContext);
if (proposal instanceof ConfigurableCompletionProposal) {
ConfigurableCompletionProposal configurable = (ConfigurableCompletionProposal) proposal;
configurable.setSelectionStart(configurable.getReplacementOffset());
configurable.setSelectionLength("variable".length());
configurable.setAutoInsertable(false);
if (inspectableResolver.hasMandatoryParameters()) {
configurable.setCursorPosition(proposalText.length() - 1);
}
configurable.setSimpleLinkedMode(myContext.getViewer(), '\t');
}
acceptor.accept(proposal);
} else {
String type = resolver.getType();
StyledString displayString = new StyledString(type, StyledString.DECORATIONS_STYLER).append(" - " + resolver.getDescription(), StyledString.QUALIFIER_STYLER);
acceptor.accept(createCompletionProposal(type, displayString, null, context));
}
}
}
}
if (data.template.getBody() != null) {
for (Variable variable : Iterables.filter(data.template.getBody().getParts(), Variable.class)) {
if (variable != model && variable.getName() != null) {
String proposalText = variable.getName();
StyledString displayText = new StyledString(proposalText).append(" - existing variable", StyledString.QUALIFIER_STYLER);
if (variable.getType() != null)
displayText = displayText.append(" of type " + variable.getType(), StyledString.QUALIFIER_STYLER);
ICompletionProposal proposal = createCompletionProposal(proposalText, displayText, null, context);
acceptor.accept(proposal);
}
}
}
}
}
}
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