org.eclipse.xtext.ui.contentassist

Class XtextProposalProvider

java.lang.Object

org.eclipse.xtext.ui.editor.contentassist.AbstractContentProposalProvider

org.eclipse.xtext.ui.editor.contentassist.AbstractJavaBasedContentProposalProvider

org.eclipse.xtext.common.ui.contentassist.TerminalsProposalProvider

org.eclipse.xtext.ui.contentassist.AbstractXtextProposalProvider

org.eclipse.xtext.ui.contentassist.XtextProposalProvider

All Implemented Interfaces:

ICompletionProposalFactory, IContentProposalProvider

public class XtextProposalProvider
extends AbstractXtextProposalProvider

see http://www.eclipse.org/Xtext/documentation.html#contentAssist on how to customize content assistant

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	XtextProposalProvider.ClassifierPrefixMatcher

Nested classes/interfaces inherited from class org.eclipse.xtext.ui.editor.contentassist.AbstractJavaBasedContentProposalProvider

AbstractJavaBasedContentProposalProvider.DefaultProposalCreator, AbstractJavaBasedContentProposalProvider.ReferenceProposalCreator

Nested classes/interfaces inherited from class org.eclipse.xtext.ui.editor.contentassist.AbstractContentProposalProvider

AbstractContentProposalProvider.DefaultContentAssistProcessorSwitch, AbstractContentProposalProvider.NullSafeCompletionProposalAcceptor

Constructor Summary

Constructors

Constructor and Description
XtextProposalProvider()

Method Summary

Methods

Modifier and Type	Method and Description
protected boolean	appendReturnType(AbstractRule overrideMe, Grammar grammar, java.lang.StringBuilder newRuleFragment)
protected java.util.Map<java.lang.String,AbstractRule>	collectExistingRules(Grammar grammar)
protected java.util.Set<AbstractRule>	collectOverrideCandidates(Grammar grammar)
void	complete_ParserRule(org.eclipse.emf.ecore.EObject model, RuleCall ruleCall, ContentAssistContext context, ICompletionProposalAcceptor acceptor)
void	completeAction_Feature(org.eclipse.emf.ecore.EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor)
void	completeAssignment_Feature(org.eclipse.emf.ecore.EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor) Not a full featured solution for the computation of available structural features, but it is sufficient for some interesting 85%.
void	completeGeneratedMetamodel_Alias(org.eclipse.emf.ecore.EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor)
void	completeGrammar_HiddenTokens(org.eclipse.emf.ecore.EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor)
void	completeGrammar_Name(org.eclipse.emf.ecore.EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor)
protected void	completeHiddenTokens(Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor) Do not propose terminal fragments in hidden token sections.
void	completeParserRule_HiddenTokens(org.eclipse.emf.ecore.EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor)
void	completeParserRule_Name(org.eclipse.emf.ecore.EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor)
void	completeReferencedMetamodel_Alias(org.eclipse.emf.ecore.EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor)
void	completeReferencedMetamodel_EPackage(org.eclipse.emf.ecore.EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor)
void	completeRuleCall_Rule(org.eclipse.emf.ecore.EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor) Do not propose enum and parser rules inside of terminal rules, do not propose terminal fragments in parser rules.
protected void	completeSpecialAttributeAssignment(java.lang.String specialAttribute, int priorityFactor, java.lang.Iterable<java.lang.String> processedFeatures, com.google.common.base.Function<IEObjectDescription,org.eclipse.jface.text.contentassist.ICompletionProposal> factory, ContentAssistContext context, ICompletionProposalAcceptor acceptor)
protected java.util.Set<java.lang.String>	completeStructuralFeatures(ContentAssistContext context, com.google.common.base.Function<IEObjectDescription,org.eclipse.jface.text.contentassist.ICompletionProposal> factory, ICompletionProposalAcceptor acceptor, java.lang.Iterable<? extends org.eclipse.emf.ecore.EStructuralFeature> features)
void	completeTypeRef_Classifier(org.eclipse.emf.ecore.EObject model, Assignment assignment, ContentAssistContext context, ICompletionProposalAcceptor acceptor)
protected org.eclipse.jface.text.contentassist.ICompletionProposal	createFeatureProposal(org.eclipse.emf.ecore.EStructuralFeature feature, int priorityFactor, com.google.common.base.Function<IEObjectDescription,org.eclipse.jface.text.contentassist.ICompletionProposal> factory, ContentAssistContext context)
protected void	createOverrideProposal(AbstractRule overrideMe, Grammar grammar, ContentAssistContext context, ICompletionProposalAcceptor acceptor)
protected java.lang.String	getDisplayString(org.eclipse.emf.ecore.EObject element, java.lang.String proposal, java.lang.String shortName)
protected org.eclipse.jface.viewers.StyledString	getKeywordDisplayString(Keyword keyword)
protected com.google.common.base.Function<IEObjectDescription,org.eclipse.jface.text.contentassist.ICompletionProposal>	getProposalFactory(java.lang.String ruleName, ContentAssistContext contentAssistContext)
protected org.eclipse.jface.viewers.StyledString	getStyledDisplayString(org.eclipse.emf.ecore.EObject element, java.lang.String qualifiedName, java.lang.String shortName)
protected org.eclipse.jface.viewers.StyledString	getStyledDisplayString(IEObjectDescription description)

Methods inherited from class org.eclipse.xtext.ui.contentassist.AbstractXtextProposalProvider

complete_AbstractMetamodelDeclaration, complete_AbstractNegatedToken, complete_AbstractRule, complete_AbstractTerminal, complete_AbstractToken, complete_AbstractTokenWithCardinality, complete_Action, complete_Alternatives, complete_AssignableAlternatives, complete_AssignableTerminal, complete_Assignment, complete_CharacterRange, complete_CrossReference, complete_CrossReferenceableTerminal, complete_EnumLiteralDeclaration, complete_EnumLiterals, complete_EnumRule, complete_EOF, complete_GeneratedMetamodel, complete_Grammar, complete_GrammarID, complete_Group, complete_Keyword, complete_NegatedToken, complete_ParenthesizedAssignableElement, complete_ParenthesizedElement, complete_ParenthesizedTerminalElement, complete_PredicatedGroup, complete_PredicatedKeyword, complete_PredicatedRuleCall, complete_ReferencedMetamodel, complete_RuleCall, complete_TerminalAlternatives, complete_TerminalGroup, complete_TerminalRule, complete_TerminalToken, complete_TerminalTokenElement, complete_TypeRef, complete_UnorderedGroup, complete_UntilToken, complete_Wildcard, completeAbstractTokenWithCardinality_Cardinality, completeAction_Operator, completeAction_Type, completeAlternatives_Elements, completeAssignableAlternatives_Elements, completeAssignment_FirstSetPredicated, completeAssignment_Operator, completeAssignment_Predicated, completeAssignment_Terminal, completeCharacterRange_Right, completeCrossReference_Terminal, completeCrossReference_Type, completeEnumLiteralDeclaration_EnumLiteral, completeEnumLiteralDeclaration_Literal, completeEnumLiterals_Elements, completeEnumRule_Alternatives, completeEnumRule_Name, completeEnumRule_Type, completeGeneratedMetamodel_EPackage, completeGeneratedMetamodel_Name, completeGrammar_DefinesHiddenTokens, completeGrammar_MetamodelDeclarations, completeGrammar_Rules, completeGrammar_UsedGrammars, completeGroup_Elements, completeKeyword_Value, completeNegatedToken_Terminal, completeParserRule_Alternatives, completeParserRule_DefinesHiddenTokens, completeParserRule_Type, completePredicatedGroup_Elements, completePredicatedGroup_FirstSetPredicated, completePredicatedGroup_Predicated, completePredicatedKeyword_FirstSetPredicated, completePredicatedKeyword_Predicated, completePredicatedKeyword_Value, completePredicatedRuleCall_FirstSetPredicated, completePredicatedRuleCall_Predicated, completePredicatedRuleCall_Rule, completeTerminalAlternatives_Elements, completeTerminalGroup_Elements, completeTerminalRule_Alternatives, completeTerminalRule_Fragment, completeTerminalRule_Name, completeTerminalRule_Type, completeTerminalToken_Cardinality, completeTypeRef_Metamodel, completeUnorderedGroup_Elements, completeUntilToken_Terminal

Methods inherited from class org.eclipse.xtext.common.ui.contentassist.TerminalsProposalProvider

complete_ANY_OTHER, complete_ID, complete_INT, complete_ML_COMMENT, complete_SL_COMMENT, complete_STRING, complete_WS, doCreateIdProposals, doCreateIntProposals, doCreateStringProposals

Methods inherited from class org.eclipse.xtext.ui.editor.contentassist.AbstractJavaBasedContentProposalProvider

announceProcessing, completeAssignment, completeKeyword, completeRuleCall, createProposals, getCrossReferenceProposalCreator, getHover, getScopeProvider, invokeMethod, lookupCrossReference, lookupCrossReference, lookupCrossReference, lookupCrossReference, lookupCrossReference, lookupCrossReference, setCrossReferenceProposalCreator, setScopeProvider

Methods inherited from class org.eclipse.xtext.ui.editor.contentassist.AbstractContentProposalProvider

createCompletionProposal, createCompletionProposal, createCompletionProposal, createCompletionProposal, createSelector, doCreateProposal, doCreateProposal, getConflictHelper, getImage, getLabelProvider, getPriorityHelper, getQualifiedNameConverter, getValueConverter, isValidProposal, setConflictHelper, setLabelProvider, setPriorityHelper, setValueConverter

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

XtextProposalProvider

public XtextProposalProvider()

Method Detail

completeGrammar_Name

public void completeGrammar_Name(org.eclipse.emf.ecore.EObject model,
                        Assignment assignment,
                        ContentAssistContext context,
                        ICompletionProposalAcceptor acceptor)

Overrides:

completeGrammar_Name in class AbstractXtextProposalProvider

completeReferencedMetamodel_EPackage

public void completeReferencedMetamodel_EPackage(org.eclipse.emf.ecore.EObject model,
                                        Assignment assignment,
                                        ContentAssistContext context,
                                        ICompletionProposalAcceptor acceptor)

Overrides:

completeReferencedMetamodel_EPackage in class AbstractXtextProposalProvider

completeGeneratedMetamodel_Alias

public void completeGeneratedMetamodel_Alias(org.eclipse.emf.ecore.EObject model,
                                    Assignment assignment,
                                    ContentAssistContext context,
                                    ICompletionProposalAcceptor acceptor)

Overrides:

completeGeneratedMetamodel_Alias in class AbstractXtextProposalProvider

completeReferencedMetamodel_Alias

public void completeReferencedMetamodel_Alias(org.eclipse.emf.ecore.EObject model,
                                     Assignment assignment,
                                     ContentAssistContext context,
                                     ICompletionProposalAcceptor acceptor)

Overrides:

completeReferencedMetamodel_Alias in class AbstractXtextProposalProvider

getKeywordDisplayString

protected org.eclipse.jface.viewers.StyledString getKeywordDisplayString(Keyword keyword)

Overrides:

getKeywordDisplayString in class AbstractContentProposalProvider

getStyledDisplayString

protected org.eclipse.jface.viewers.StyledString getStyledDisplayString(org.eclipse.emf.ecore.EObject element,
                                                            java.lang.String qualifiedName,
                                                            java.lang.String shortName)

Overrides:

getStyledDisplayString in class AbstractContentProposalProvider

getStyledDisplayString

protected org.eclipse.jface.viewers.StyledString getStyledDisplayString(IEObjectDescription description)

Overrides:

getStyledDisplayString in class AbstractContentProposalProvider

getDisplayString

protected java.lang.String getDisplayString(org.eclipse.emf.ecore.EObject element,
                                java.lang.String proposal,
                                java.lang.String shortName)

Overrides:

getDisplayString in class AbstractContentProposalProvider

completeAssignment_Feature

public void completeAssignment_Feature(org.eclipse.emf.ecore.EObject model,
                              Assignment assignment,
                              ContentAssistContext context,
                              ICompletionProposalAcceptor acceptor)

Not a full featured solution for the computation of available structural features, but it is sufficient for some interesting 85%.

Overrides:

completeAssignment_Feature in class AbstractXtextProposalProvider

completeSpecialAttributeAssignment

protected void completeSpecialAttributeAssignment(java.lang.String specialAttribute,
                                      int priorityFactor,
                                      java.lang.Iterable<java.lang.String> processedFeatures,
                                      com.google.common.base.Function<IEObjectDescription,org.eclipse.jface.text.contentassist.ICompletionProposal> factory,
                                      ContentAssistContext context,
                                      ICompletionProposalAcceptor acceptor)

completeStructuralFeatures

protected java.util.Set<java.lang.String> completeStructuralFeatures(ContentAssistContext context,
                                                         com.google.common.base.Function<IEObjectDescription,org.eclipse.jface.text.contentassist.ICompletionProposal> factory,
                                                         ICompletionProposalAcceptor acceptor,
                                                         java.lang.Iterable<? extends org.eclipse.emf.ecore.EStructuralFeature> features)

createFeatureProposal

protected org.eclipse.jface.text.contentassist.ICompletionProposal createFeatureProposal(org.eclipse.emf.ecore.EStructuralFeature feature,
                                                                             int priorityFactor,
                                                                             com.google.common.base.Function<IEObjectDescription,org.eclipse.jface.text.contentassist.ICompletionProposal> factory,
                                                                             ContentAssistContext context)

completeAction_Feature

public void completeAction_Feature(org.eclipse.emf.ecore.EObject model,
                          Assignment assignment,
                          ContentAssistContext context,
                          ICompletionProposalAcceptor acceptor)

Overrides:

completeAction_Feature in class AbstractXtextProposalProvider

completeTypeRef_Classifier

public void completeTypeRef_Classifier(org.eclipse.emf.ecore.EObject model,
                              Assignment assignment,
                              ContentAssistContext context,
                              ICompletionProposalAcceptor acceptor)

Overrides:

completeTypeRef_Classifier in class AbstractXtextProposalProvider

complete_ParserRule

public void complete_ParserRule(org.eclipse.emf.ecore.EObject model,
                       RuleCall ruleCall,
                       ContentAssistContext context,
                       ICompletionProposalAcceptor acceptor)

Overrides:

complete_ParserRule in class AbstractXtextProposalProvider

createOverrideProposal

protected void createOverrideProposal(AbstractRule overrideMe,
                          Grammar grammar,
                          ContentAssistContext context,
                          ICompletionProposalAcceptor acceptor)

appendReturnType

protected boolean appendReturnType(AbstractRule overrideMe,
                       Grammar grammar,
                       java.lang.StringBuilder newRuleFragment)

collectOverrideCandidates

protected java.util.Set<AbstractRule> collectOverrideCandidates(Grammar grammar)

collectExistingRules

protected java.util.Map<java.lang.String,AbstractRule> collectExistingRules(Grammar grammar)

completeParserRule_Name

public void completeParserRule_Name(org.eclipse.emf.ecore.EObject model,
                           Assignment assignment,
                           ContentAssistContext context,
                           ICompletionProposalAcceptor acceptor)

Overrides:

completeParserRule_Name in class AbstractXtextProposalProvider

completeParserRule_HiddenTokens

public void completeParserRule_HiddenTokens(org.eclipse.emf.ecore.EObject model,
                                   Assignment assignment,
                                   ContentAssistContext context,
                                   ICompletionProposalAcceptor acceptor)

Overrides:

completeParserRule_HiddenTokens in class AbstractXtextProposalProvider

completeGrammar_HiddenTokens

public void completeGrammar_HiddenTokens(org.eclipse.emf.ecore.EObject model,
                                Assignment assignment,
                                ContentAssistContext context,
                                ICompletionProposalAcceptor acceptor)

Overrides:

completeGrammar_HiddenTokens in class AbstractXtextProposalProvider

completeHiddenTokens

protected void completeHiddenTokens(Assignment assignment,
                        ContentAssistContext context,
                        ICompletionProposalAcceptor acceptor)

Do not propose terminal fragments in hidden token sections.

completeRuleCall_Rule

public void completeRuleCall_Rule(org.eclipse.emf.ecore.EObject model,
                         Assignment assignment,
                         ContentAssistContext context,
                         ICompletionProposalAcceptor acceptor)

Do not propose enum and parser rules inside of terminal rules, do not propose terminal fragments in parser rules.

Overrides:

completeRuleCall_Rule in class AbstractXtextProposalProvider

getProposalFactory

protected com.google.common.base.Function<IEObjectDescription,org.eclipse.jface.text.contentassist.ICompletionProposal> getProposalFactory(java.lang.String ruleName,
                                                                                                                               ContentAssistContext contentAssistContext)

Overrides:

getProposalFactory in class AbstractJavaBasedContentProposalProvider