Examples with IEventDefinition org.apache.flex.compiler.definitions.IEventDefinition used on opensource projects

Example 1 with IEventDefinition

use of org.apache.flex.compiler.definitions.IEventDefinition in project vscode-nextgenas by BowlerHatLLC.

the class ActionScriptTextDocumentService method mxmlCompletion.

private CompletableFuture<CompletionList> mxmlCompletion(TextDocumentPositionParams position, IMXMLTagData offsetTag) {
    CompletionList result = new CompletionList();
    result.setIsIncomplete(false);
    result.setItems(new ArrayList<>());
    if (isInXMLComment(position)) {
        //if we're inside a comment, no completion!
        return CompletableFuture.completedFuture(result);
    }
    IMXMLTagData parentTag = offsetTag.getParentTag();
    //for some reason, the attributes list includes the >, but that's not
    //what we want here, so check if currentOffset isn't the end of the tag!
    boolean isAttribute = offsetTag.isOffsetInAttributeList(currentOffset) && currentOffset < offsetTag.getAbsoluteEnd();
    if (isAttribute && offsetTag.isCloseTag()) {
        return CompletableFuture.completedFuture(result);
    }
    //inside <fx:Declarations>
    if (isDeclarationsTag(offsetTag)) {
        if (!isAttribute) {
            autoCompleteTypesForMXML(result);
        }
        return CompletableFuture.completedFuture(result);
    }
    IDefinition offsetDefinition = getDefinitionForMXMLTag(offsetTag);
    if (offsetDefinition == null) {
        IDefinition parentDefinition = null;
        if (parentTag != null) {
            parentDefinition = getDefinitionForMXMLTag(parentTag);
        }
        if (parentDefinition != null) {
            if (parentDefinition instanceof IClassDefinition) {
                IClassDefinition classDefinition = (IClassDefinition) parentDefinition;
                String offsetPrefix = offsetTag.getPrefix();
                if (offsetPrefix.length() == 0 || parentTag.getPrefix().equals(offsetPrefix)) {
                    //only add members if the prefix is the same as the
                    //parent tag. members can't have different prefixes.
                    //also allow members when we don't have a prefix.
                    addMembersForMXMLTypeToAutoComplete(classDefinition, parentTag, offsetPrefix.length() == 0, result);
                }
                if (!isAttribute) {
                    //tags can't appear in attributes, so skip types
                    String defaultPropertyName = classDefinition.getDefaultPropertyName(currentProject);
                    if (defaultPropertyName != null) {
                        //only add types if the class defines [DefaultProperty]
                        //metadata
                        autoCompleteTypesForMXMLFromExistingTag(result, offsetTag);
                    }
                }
            } else {
                //the parent is something like a property, so matching the
                //prefix is not required
                autoCompleteTypesForMXMLFromExistingTag(result, offsetTag);
            }
            return CompletableFuture.completedFuture(result);
        } else if (isDeclarationsTag(parentTag)) {
            autoCompleteTypesForMXMLFromExistingTag(result, offsetTag);
            return CompletableFuture.completedFuture(result);
        }
        return CompletableFuture.completedFuture(result);
    }
    if (offsetDefinition instanceof IClassDefinition) {
        IMXMLTagAttributeData attribute = getMXMLTagAttributeWithValueAtOffset(offsetTag, currentOffset);
        if (attribute != null) {
            return mxmlAttributeCompletion(offsetTag, result);
        }
        IClassDefinition classDefinition = (IClassDefinition) offsetDefinition;
        addMembersForMXMLTypeToAutoComplete(classDefinition, offsetTag, !isAttribute, result);
        String defaultPropertyName = classDefinition.getDefaultPropertyName(currentProject);
        if (defaultPropertyName != null && !isAttribute) {
            //if [DefaultProperty] is set, then we can instantiate
            //types as child elements
            //but we don't want to do that when in an attribute
            autoCompleteTypesForMXML(result);
        }
        return CompletableFuture.completedFuture(result);
    }
    if (offsetDefinition instanceof IVariableDefinition || offsetDefinition instanceof IEventDefinition || offsetDefinition instanceof IStyleDefinition) {
        if (!isAttribute) {
            autoCompleteTypesForMXML(result);
        }
        return CompletableFuture.completedFuture(result);
    }
    System.err.println("Unknown definition for MXML completion: " + offsetDefinition.getClass());
    return CompletableFuture.completedFuture(result);
}

Example 2 with IEventDefinition

use of org.apache.flex.compiler.definitions.IEventDefinition in project vscode-nextgenas by BowlerHatLLC.

the class ActionScriptTextDocumentService method getEmbeddedActionScriptNodeInMXMLTag.

private IASNode getEmbeddedActionScriptNodeInMXMLTag(IMXMLTagData tag, int offset, TextDocumentPositionParams position) {
    IMXMLTagAttributeData attributeData = getMXMLTagAttributeWithValueAtOffset(tag, currentOffset);
    if (attributeData != null) {
        //some attributes can have ActionScript completion, such as
        //events and properties with data binding
        IClassDefinition tagDefinition = (IClassDefinition) currentProject.resolveXMLNameToDefinition(tag.getXMLName(), tag.getMXMLDialect());
        IDefinition attributeDefinition = currentProject.resolveSpecifier(tagDefinition, attributeData.getShortName());
        if (attributeDefinition instanceof IEventDefinition) {
            IMXMLInstanceNode mxmlNode = (IMXMLInstanceNode) getOffsetNode(position);
            IMXMLEventSpecifierNode eventNode = mxmlNode.getEventSpecifierNode(attributeData.getShortName());
            for (IASNode asNode : eventNode.getASNodes()) {
                IASNode containingNode = getContainingNodeIncludingStart(asNode, currentOffset);
                if (containingNode != null) {
                    return containingNode;
                }
            }
            return eventNode;
        } else {
            IASNode offsetNode = getOffsetNode(position);
            if (offsetNode instanceof IMXMLInstanceNode) {
                IMXMLInstanceNode instanceNode = (IMXMLInstanceNode) offsetNode;
                IMXMLPropertySpecifierNode propertyNode = instanceNode.getPropertySpecifierNode(attributeData.getShortName());
                if (propertyNode != null) {
                    for (int i = 0, count = propertyNode.getChildCount(); i < count; i++) {
                        IMXMLNode propertyChild = (IMXMLNode) propertyNode.getChild(i);
                        if (propertyChild instanceof IMXMLConcatenatedDataBindingNode) {
                            IMXMLConcatenatedDataBindingNode dataBinding = (IMXMLConcatenatedDataBindingNode) propertyChild;
                            for (int j = 0, childCount = dataBinding.getChildCount(); j < childCount; j++) {
                                IASNode dataBindingChild = dataBinding.getChild(i);
                                if (dataBindingChild.contains(currentOffset) && dataBindingChild instanceof IMXMLSingleDataBindingNode) {
                                    //we'll parse this in a moment, as if it were
                                    //a direct child of the property specifier
                                    propertyChild = (IMXMLSingleDataBindingNode) dataBindingChild;
                                    break;
                                }
                            }
                        }
                        if (propertyChild instanceof IMXMLSingleDataBindingNode) {
                            IMXMLSingleDataBindingNode dataBinding = (IMXMLSingleDataBindingNode) propertyChild;
                            IASNode containingNode = dataBinding.getExpressionNode().getContainingNode(currentOffset);
                        //we found the correct expression, but due to a bug
                        //in the compiler its line and column positions
                        //will be wrong. the resulting completion is too
                        //quirky, so this feature will be completed later.
                        //return containingNode;
                        }
                    }
                }
            }
        //nothing possible for this attribute
        }
    }
    return null;
}

Example 3 with IEventDefinition

use of org.apache.flex.compiler.definitions.IEventDefinition in project vscode-nextgenas by BowlerHatLLC.

the class ActionScriptTextDocumentService method signatureHelp.

/**
     * Displays a function's parameters, including which one is currently
     * active. Called automatically by VSCode any time that the user types "(",
     * so be sure to check that a function call is actually happening at the
     * current position.
     */
@Override
public CompletableFuture<SignatureHelp> signatureHelp(TextDocumentPositionParams position) {
    String textDocumentUri = position.getTextDocument().getUri();
    if (!textDocumentUri.endsWith(AS_EXTENSION) && !textDocumentUri.endsWith(MXML_EXTENSION)) {
        //we couldn't find a node at the specified location
        return CompletableFuture.completedFuture(new SignatureHelp(Collections.emptyList(), -1, -1));
    }
    IASNode offsetNode = null;
    IMXMLTagData offsetTag = getOffsetMXMLTag(position);
    if (offsetTag != null) {
        IMXMLTagAttributeData attributeData = getMXMLTagAttributeWithValueAtOffset(offsetTag, currentOffset);
        if (attributeData != null) {
            //some attributes can have ActionScript completion, such as
            //events and properties with data binding
            IClassDefinition tagDefinition = (IClassDefinition) currentProject.resolveXMLNameToDefinition(offsetTag.getXMLName(), offsetTag.getMXMLDialect());
            IDefinition attributeDefinition = currentProject.resolveSpecifier(tagDefinition, attributeData.getShortName());
            if (attributeDefinition instanceof IEventDefinition) {
                IMXMLInstanceNode mxmlNode = (IMXMLInstanceNode) getOffsetNode(position);
                IMXMLEventSpecifierNode eventNode = mxmlNode.getEventSpecifierNode(attributeData.getShortName());
                for (IASNode asNode : eventNode.getASNodes()) {
                    IASNode containingNode = getContainingNodeIncludingStart(asNode, currentOffset);
                    if (containingNode != null) {
                        offsetNode = containingNode;
                    }
                }
                if (offsetNode == null) {
                    offsetNode = eventNode;
                }
            }
        }
    }
    if (offsetNode == null) {
        offsetNode = getOffsetNode(position);
    }
    if (offsetNode == null) {
        //we couldn't find a node at the specified location
        return CompletableFuture.completedFuture(new SignatureHelp(Collections.emptyList(), -1, -1));
    }
    IFunctionCallNode functionCallNode = getAncestorFunctionCallNode(offsetNode);
    IFunctionDefinition functionDefinition = null;
    if (functionCallNode != null) {
        IExpressionNode nameNode = functionCallNode.getNameNode();
        IDefinition definition = nameNode.resolve(currentUnit.getProject());
        if (definition instanceof IFunctionDefinition) {
            functionDefinition = (IFunctionDefinition) definition;
        } else if (definition instanceof IClassDefinition) {
            IClassDefinition classDefinition = (IClassDefinition) definition;
            functionDefinition = classDefinition.getConstructor();
        } else if (nameNode instanceof IIdentifierNode) {
            //special case for super()
            IIdentifierNode identifierNode = (IIdentifierNode) nameNode;
            if (identifierNode.getName().equals(IASKeywordConstants.SUPER)) {
                ITypeDefinition typeDefinition = nameNode.resolveType(currentProject);
                if (typeDefinition instanceof IClassDefinition) {
                    IClassDefinition classDefinition = (IClassDefinition) typeDefinition;
                    functionDefinition = classDefinitionToConstructor(classDefinition);
                }
            }
        }
    }
    if (functionDefinition != null) {
        SignatureHelp result = new SignatureHelp();
        List<SignatureInformation> signatures = new ArrayList<>();
        SignatureInformation signatureInfo = new SignatureInformation();
        signatureInfo.setLabel(getSignatureLabel(functionDefinition));
        List<ParameterInformation> parameters = new ArrayList<>();
        for (IParameterDefinition param : functionDefinition.getParameters()) {
            ParameterInformation paramInfo = new ParameterInformation();
            paramInfo.setLabel(param.getBaseName());
            parameters.add(paramInfo);
        }
        signatureInfo.setParameters(parameters);
        signatures.add(signatureInfo);
        result.setSignatures(signatures);
        result.setActiveSignature(0);
        int index = getFunctionCallNodeArgumentIndex(functionCallNode, offsetNode);
        IParameterDefinition[] params = functionDefinition.getParameters();
        int paramCount = params.length;
        if (paramCount > 0 && index >= paramCount) {
            if (index >= paramCount) {
                IParameterDefinition lastParam = params[paramCount - 1];
                if (lastParam.isRest()) {
                    //functions with rest parameters may accept any
                    //number of arguments, so continue to make the rest
                    //parameter active
                    index = paramCount - 1;
                } else {
                    //if there's no rest parameter, and we're beyond the
                    //final parameter, none should be active
                    index = -1;
                }
            }
        }
        if (index != -1) {
            result.setActiveParameter(index);
        }
        return CompletableFuture.completedFuture(result);
    }
    return CompletableFuture.completedFuture(new SignatureHelp(Collections.emptyList(), -1, -1));
}

Example 4 with IEventDefinition

use of org.apache.flex.compiler.definitions.IEventDefinition in project vscode-nextgenas by BowlerHatLLC.

the class ActionScriptTextDocumentService method getDefinitionDetail.

private String getDefinitionDetail(IDefinition definition) {
    StringBuilder detailBuilder = new StringBuilder();
    if (definition instanceof IClassDefinition) {
        IClassDefinition classDefinition = (IClassDefinition) definition;
        if (classDefinition.isDynamic()) {
            detailBuilder.append(IASKeywordConstants.DYNAMIC);
            detailBuilder.append(" ");
        }
        detailBuilder.append(IASKeywordConstants.CLASS);
        detailBuilder.append(" ");
        if (classDefinition.getPackageName().startsWith(PACKAGE_NAME_NO_IMPORT)) {
            //classes like __AS3__.vec.Vector should not include the
            //package name
            detailBuilder.append(classDefinition.getBaseName());
        } else {
            detailBuilder.append(classDefinition.getQualifiedName());
        }
        IClassDefinition baseClassDefinition = classDefinition.resolveBaseClass(currentProject);
        if (baseClassDefinition != null && !baseClassDefinition.getQualifiedName().equals(IASLanguageConstants.Object)) {
            detailBuilder.append(" ");
            detailBuilder.append(IASKeywordConstants.EXTENDS);
            detailBuilder.append(" ");
            detailBuilder.append(baseClassDefinition.getBaseName());
        }
        IInterfaceDefinition[] interfaceDefinitions = classDefinition.resolveImplementedInterfaces(currentProject);
        if (interfaceDefinitions.length > 0) {
            detailBuilder.append(" ");
            detailBuilder.append(IASKeywordConstants.IMPLEMENTS);
            detailBuilder.append(" ");
            appendInterfaceNamesToDetail(detailBuilder, interfaceDefinitions);
        }
    } else if (definition instanceof IInterfaceDefinition) {
        IInterfaceDefinition interfaceDefinition = (IInterfaceDefinition) definition;
        detailBuilder.append(IASKeywordConstants.INTERFACE);
        detailBuilder.append(" ");
        detailBuilder.append(interfaceDefinition.getQualifiedName());
        IInterfaceDefinition[] interfaceDefinitions = interfaceDefinition.resolveExtendedInterfaces(currentProject);
        if (interfaceDefinitions.length > 0) {
            detailBuilder.append(" ");
            detailBuilder.append(IASKeywordConstants.EXTENDS);
            detailBuilder.append(" ");
            appendInterfaceNamesToDetail(detailBuilder, interfaceDefinitions);
        }
    } else if (definition instanceof IVariableDefinition) {
        IVariableDefinition variableDefinition = (IVariableDefinition) definition;
        IDefinition parentDefinition = variableDefinition.getParent();
        if (parentDefinition instanceof ITypeDefinition) {
            //IVariableDefinition and IFunctionDefinition 
            if (variableDefinition instanceof IAccessorDefinition) {
                detailBuilder.append("(property) ");
            } else if (variableDefinition instanceof IConstantDefinition) {
                detailBuilder.append("(const) ");
            } else {
                detailBuilder.append("(variable) ");
            }
            detailBuilder.append(parentDefinition.getQualifiedName());
            detailBuilder.append(".");
        } else if (parentDefinition instanceof IFunctionDefinition) {
            if (variableDefinition instanceof IParameterDefinition) {
                detailBuilder.append("(parameter) ");
            } else {
                detailBuilder.append("(local ");
                if (variableDefinition instanceof IConstantDefinition) {
                    detailBuilder.append("const) ");
                } else {
                    detailBuilder.append("var) ");
                }
            }
        } else {
            if (variableDefinition instanceof IConstantDefinition) {
                detailBuilder.append(IASKeywordConstants.CONST);
            } else {
                detailBuilder.append(IASKeywordConstants.VAR);
            }
            detailBuilder.append(" ");
        }
        detailBuilder.append(variableDefinition.getBaseName());
        detailBuilder.append(":");
        detailBuilder.append(variableDefinition.getTypeAsDisplayString());
    } else if (definition instanceof IFunctionDefinition) {
        IFunctionDefinition functionDefinition = (IFunctionDefinition) definition;
        IDefinition parentDefinition = functionDefinition.getParent();
        if (parentDefinition instanceof ITypeDefinition) {
            if (functionDefinition.isConstructor()) {
                detailBuilder.append("(constructor) ");
            } else {
                detailBuilder.append("(method) ");
            }
            detailBuilder.append(parentDefinition.getQualifiedName());
            detailBuilder.append(".");
        } else if (parentDefinition instanceof IFunctionDefinition) {
            detailBuilder.append("(local function) ");
        } else {
            detailBuilder.append(IASKeywordConstants.FUNCTION);
            detailBuilder.append(" ");
        }
        detailBuilder.append(getSignatureLabel(functionDefinition));
    } else if (definition instanceof IEventDefinition) {
        IEventDefinition eventDefinition = (IEventDefinition) definition;
        detailBuilder.append("(event) ");
        detailBuilder.append("[");
        detailBuilder.append(IMetaAttributeConstants.ATTRIBUTE_EVENT);
        detailBuilder.append("(");
        detailBuilder.append(IMetaAttributeConstants.NAME_EVENT_NAME);
        detailBuilder.append("=");
        detailBuilder.append("\"");
        detailBuilder.append(eventDefinition.getBaseName());
        detailBuilder.append("\"");
        detailBuilder.append(",");
        detailBuilder.append(IMetaAttributeConstants.NAME_EVENT_TYPE);
        detailBuilder.append("=");
        detailBuilder.append("\"");
        detailBuilder.append(eventDefinition.getTypeAsDisplayString());
        detailBuilder.append("\"");
        detailBuilder.append(")");
        detailBuilder.append("]");
    } else if (definition instanceof IStyleDefinition) {
        IStyleDefinition styleDefinition = (IStyleDefinition) definition;
        detailBuilder.append("(style) ");
        detailBuilder.append("[");
        detailBuilder.append(IMetaAttributeConstants.ATTRIBUTE_STYLE);
        detailBuilder.append("(");
        detailBuilder.append(IMetaAttributeConstants.NAME_STYLE_NAME);
        detailBuilder.append("=");
        detailBuilder.append("\"");
        detailBuilder.append(styleDefinition.getBaseName());
        detailBuilder.append("\"");
        detailBuilder.append(",");
        detailBuilder.append(IMetaAttributeConstants.NAME_STYLE_TYPE);
        detailBuilder.append("=");
        detailBuilder.append("\"");
        detailBuilder.append(styleDefinition.getTypeAsDisplayString());
        detailBuilder.append("\"");
        detailBuilder.append(")");
        detailBuilder.append("]");
    }
    return detailBuilder.toString();
}