Java Code Examples for org.eclipse.xtext.ui.editor.contentassist.ConfigurableCompletionProposal#getReplacementString()

The following examples show how to use org.eclipse.xtext.ui.editor.contentassist.ConfigurableCompletionProposal#getReplacementString() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: N4JSContentProposalPriorities.java    From n4js with Eclipse Public License 1.0 6 votes vote down vote up 
@Override
protected void adjustPriority(ICompletionProposal proposal, String prefix, int priority) {
	// default adjustments
	super.adjustPriority(proposal, prefix, priority);
	// custom adjustments
	if (proposal instanceof ConfigurableCompletionProposal) {
		ConfigurableCompletionProposal proposalCasted = (ConfigurableCompletionProposal) proposal;
		String replacement = proposalCasted.getReplacementString();

		if (!prefix.isEmpty() && isPrefixWithMatchingCase(prefix, replacement)) {
			adjustPriorityByFactor(proposalCasted, sameCaseMultiplier);
		}

		if (isSecondaryMember(proposalCasted)) {
			adjustPriorityByFactor(proposalCasted, secondaryMemberMultiplier);
		}
	}
}
Example 2
Source File: N4JSReplacementTextApplier.java    From n4js with Eclipse Public License 1.0 6 votes vote down vote up 
/**
 * Return the to-be-inserted string if an existing import is present.
 */
@Override
public String getActualReplacementString(ConfigurableCompletionProposal proposal) {
	String syntacticReplacementString = proposal.getReplacementString();
	if (scope != null) {
		final QualifiedName qualifiedName = applyValueConverter(syntacticReplacementString);
		if (qualifiedName.getSegmentCount() == 1) {
			return syntacticReplacementString;
		}
		final IEObjectDescription element = scope.getSingleElement(qualifiedName);
		if (element != null) {
			EObject resolved = EcoreUtil.resolve(element.getEObjectOrProxy(), context);
			if (!resolved.eIsProxy()) {
				IEObjectDescription description = findApplicableDescription(resolved, qualifiedName, true);
				if (description != null) {
					String multisegmentProposal = applyValueConverter(description.getName());
					return multisegmentProposal;
				}
			}
		}
	}
	return syntacticReplacementString;
}
Example 3
Source File: ArithmeticsProposalProvider.java    From xtext-eclipse with Eclipse Public License 2.0 6 votes vote down vote up 
/**
 * sets the selection on the arguments for proposed functions.
 */
@Override
public void completePrimaryExpression_Func(EObject model, Assignment assignment,
		ContentAssistContext context, ICompletionProposalAcceptor acceptor) {
	super.completePrimaryExpression_Func(model, assignment, context,
			new ICompletionProposalAcceptor.Delegate(acceptor) {
				@Override
				public void accept(ICompletionProposal proposal) {
					if (proposal instanceof ConfigurableCompletionProposal) {
						ConfigurableCompletionProposal configurableCompletionProposal = (ConfigurableCompletionProposal) proposal;
						String string = configurableCompletionProposal.getReplacementString();
						int indexOfOpenPar = string.indexOf(Character.valueOf('(').charValue());
						if (indexOfOpenPar != -1) {
							int oldSelectionStart = configurableCompletionProposal.getSelectionStart();
							int selectionStart = oldSelectionStart - string.length() + indexOfOpenPar + 1;
							int selectionLenth = oldSelectionStart - selectionStart - 1;
							configurableCompletionProposal.setSelectionStart(selectionStart);
							configurableCompletionProposal.setSelectionLength(selectionLenth);
						}
					}
					super.accept(proposal);
				}
			});
}
Example 4
Source File: JdtTypesProposalProvider.java    From xtext-eclipse with Eclipse Public License 2.0 6 votes vote down vote up 
@Override
public String getActualReplacementString(ConfigurableCompletionProposal proposal) {
	String replacementString = proposal.getReplacementString();
	if (scope != null) {
		String qualifiedNameAsString = replacementString;
		if (valueConverter != null) {
			qualifiedNameAsString = valueConverter.toValue(qualifiedNameAsString, null);
		}
		IEObjectDescription element = scope.getSingleElement(qualifiedNameConverter.toQualifiedName(qualifiedNameAsString));
		if (element != null) {
			EObject resolved = EcoreUtil.resolve(element.getEObjectOrProxy(), context);
			if (!resolved.eIsProxy()) {
				IEObjectDescription shortendElement = scope.getSingleElement(resolved);
				if (shortendElement != null)
					replacementString = applyValueConverter(shortendElement.getName());
			}
		}
	}
	return replacementString;
}
Example 5
Source File: ContentAssistProcessorTestBuilder.java    From xtext-eclipse with Eclipse Public License 2.0 5 votes vote down vote up 
protected String getProposedText(ICompletionProposal completionProposal) {
	String proposedText = completionProposal.getDisplayString();
	if (completionProposal instanceof ConfigurableCompletionProposal) {
		ConfigurableCompletionProposal configurableProposal = (ConfigurableCompletionProposal) completionProposal;
		proposedText = configurableProposal.getReplacementString();
		if (configurableProposal.getTextApplier() instanceof ReplacementTextApplier) {
			proposedText = ((ReplacementTextApplier) configurableProposal.getTextApplier()).getActualReplacementString(configurableProposal);
		}
	}
	return proposedText;
}
Example 6
Source File: ContentAssistProcessorTestBuilder.java    From xtext-eclipse with Eclipse Public License 2.0 5 votes vote down vote up 
protected String getProposedText(ICompletionProposal completionProposal) {
	String proposedText = completionProposal.getDisplayString();
	if (completionProposal instanceof ConfigurableCompletionProposal) {
		ConfigurableCompletionProposal configurableProposal = (ConfigurableCompletionProposal) completionProposal;
		proposedText = configurableProposal.getReplacementString();
		if (configurableProposal.getTextApplier() instanceof ReplacementTextApplier) {
			proposedText = ((ReplacementTextApplier) configurableProposal.getTextApplier()).getActualReplacementString(configurableProposal);
		}
	}
	return proposedText;
}
Example 7
Source File: EclipseBug28DirtyStateModifierContentAssistTest.java    From xtext-xtend with Eclipse Public License 2.0 5 votes vote down vote up 
private static String getProposedText(ICompletionProposal completionProposal) {
	String proposedText = completionProposal.getDisplayString();
	if (completionProposal instanceof ConfigurableCompletionProposal) {
		ConfigurableCompletionProposal configurableProposal = (ConfigurableCompletionProposal) completionProposal;
		proposedText = configurableProposal.getReplacementString();
		if (configurableProposal.getTextApplier() instanceof ReplacementTextApplier) {
			proposedText = ((ReplacementTextApplier) configurableProposal.getTextApplier())
					.getActualReplacementString(configurableProposal);
		}
	}
	return proposedText;
}
Example 8
Source File: AbstractContentAssistTest.java    From sarl with Apache License 2.0 5 votes vote down vote up 
private static String getProposedText(ICompletionProposal completionProposal) {
	String proposedText = completionProposal.getDisplayString();
	if (completionProposal instanceof ConfigurableCompletionProposal) {
		ConfigurableCompletionProposal configurableProposal = (ConfigurableCompletionProposal) completionProposal;
		proposedText = configurableProposal.getReplacementString();
		if (configurableProposal.getTextApplier() instanceof ReplacementTextApplier) {
			proposedText = ((ReplacementTextApplier) configurableProposal.getTextApplier())
					.getActualReplacementString(configurableProposal);
		}
	}
	return proposedText;
}
Example 9
Source File: N4JSReplacementTextApplier.java    From n4js with Eclipse Public License 1.0 4 votes vote down vote up 
/**
 * Modify the document and start linked editing if necessary.
 *
 * Imports will be added if necessary.
 *
 * @see #applyWithImport(QualifiedName, String, IDocument, ConfigurableCompletionProposal)
 */
@Override
public void apply(IDocument document, ConfigurableCompletionProposal proposal) throws BadLocationException {
	final String syntacticReplacementString = proposal.getReplacementString();

	// does it even happen? check logs if first and/or second check passes
	{
		String actualSyntacticReplacementString = getActualReplacementString(proposal);
		// there is an import statement - apply computed replacementString
		if (!syntacticReplacementString.equals(actualSyntacticReplacementString)) {
			QualifiedName shortQualifiedName = applyValueConverter(actualSyntacticReplacementString);
			if (shortQualifiedName.getSegmentCount() == 1) {
				simpleApply(document, actualSyntacticReplacementString, proposal);
				return;
			}
		}
	}

	final QualifiedName qualifiedName = (QualifiedName) proposal.getAdditionalData(KEY_QUALIFIED_NAME);
	final QualifiedName originalQualifiedName = (QualifiedName) proposal
			.getAdditionalData(KEY_ORIGINAL_QUALIFIED_NAME);

	if (qualifiedName == null) {
		simpleApply(document, syntacticReplacementString, proposal);
		return;
	}

	// we could create an import statement if there is no conflict
	if (qualifiedName.getSegmentCount() == 1) {
		// type name is a simple name - no need to hassle with imports
		simpleApply(document, syntacticReplacementString, proposal);
		return;
	}
	// Globally available elements should not generate imports
	if (qualifiedName.getSegmentCount() == 2
			&& N4TSQualifiedNameProvider.GLOBAL_NAMESPACE_SEGMENT.equals(qualifiedName.getFirstSegment())) {
		// type name is a simple name from global Namespace - no need to hassle with imports
		simpleApply(document, syntacticReplacementString, proposal);
		return;
	}

	String alias = null;
	String shortQName = lastSegmentOrDefaultHost(originalQualifiedName);
	IEObjectDescription descriptionFullQN = scope
			.getSingleElement(QualifiedName.create(shortQName));

	// element is already imported via namespace
	if (descriptionFullQN instanceof PlainAccessOfNamespacedImportDescription) {
		QualifiedName namespaceQN = ((PlainAccessOfNamespacedImportDescription) descriptionFullQN)
				.getNamespacedName();
		simpleApply(document, namespaceQN.toString(), proposal);
		return;
	}
	// element is already imported via an alias
	if (descriptionFullQN instanceof PlainAccessOfAliasedImportDescription) {
		simpleApply(document,
				((PlainAccessOfAliasedImportDescription) descriptionFullQN).getAlias(),
				proposal);
		return;
	}

	if (descriptionFullQN != null) {

		if (descriptionFullQN.getEObjectOrProxy() instanceof ModuleNamespaceVirtualType) {
			// accessing default export via already imported namespace
			simpleApply(document, qualifiedName.toString(), proposal);
			return;
		}

		// the simple name is already reachable, i.e. already in use - another import is present
		// try to use an alias
		alias = "Alias" + UtilN4.toUpperCaseFirst(shortQName);
	}

	applyWithImport(qualifiedName, alias, document, proposal);
}