Inheritance: Microsoft.VisualStudio.Package.Declarations
Exemplo n.º 1
0
        public override Declarations GetDeclarations(IVsTextView view, int line, int col,
                                                     TokenInfo info, ParseReason reason)
        {
            // If the intellisense parse reason was called before the template could be parsed
            if (_templateNode == null)
            {
                return(null);
            }

            AstNode astNode = _templateNode.GetNodeAt(line + 1, col + 1);

            if (astNode == null)
            {
                Debug.Fail("Null AstNode when attempting to provide IntelliSense in NVelocityAuthoringScope.");
                return(null);
            }

            NVelocityDeclarations declarations = new NVelocityDeclarations();

            if (astNode is NVDesignator)
            {
                List <NVLocalNode> localNodes = _templateNode.GetLocalNodesFromScope(line, col);
                localNodes.Sort(new Comparison <NVLocalNode>(
                                    delegate(NVLocalNode x, NVLocalNode y)
                {
                    return(x.Name.CompareTo(y.Name));
                }));
                foreach (NVLocalNode localNode in localNodes)
                {
                    declarations.Add(new NVelocityDeclaration(localNode.Name, localNode, IntelliSenseIcon.Variable));
                }
            }
            else if (astNode is NVSelector)
            {
                NVTypeNode typeNode = ((NVSelector)astNode).GetParentType();
                if (typeNode is NVClassNode)
                {
                    NVClassNode classNode = (NVClassNode)typeNode;

                    Dictionary <string, NVMethodNode> uniqueMethods = new Dictionary <string, NVMethodNode>();
                    foreach (NVMethodNode methodNode in classNode.Methods)
                    {
                        if (!uniqueMethods.ContainsKey(methodNode.Name))
                        {
                            uniqueMethods.Add(methodNode.Name, methodNode);
                        }
                    }

                    List <NVMethodNode> uniqueMethodsList = new List <NVMethodNode>();
                    foreach (KeyValuePair <string, NVMethodNode> pair in uniqueMethods)
                    {
                        uniqueMethodsList.Add(pair.Value);
                    }

                    uniqueMethodsList.Sort(new Comparison <NVMethodNode>(
                                               delegate(NVMethodNode x, NVMethodNode y)
                    {
                        return(x.Name.CompareTo(y.Name));
                    }));
                    foreach (NVMethodNode methodNode in uniqueMethodsList)
                    {
                        declarations.Add(new NVelocityDeclaration(methodNode.Name, methodNode, IntelliSenseIcon.Method));
                    }
                }
                else
                {
                    if (typeNode == null)
                    {
                        declarations.Add(new NVelocityDeclaration("Error: TypeNode is null", null, IntelliSenseIcon.Error));
                    }
                    else
                    {
                        declarations.Add(new NVelocityDeclaration("Error: Unsupported type for NVSelector " + typeNode.GetType().Name,
                                                                  null, IntelliSenseIcon.Error));
                    }
                }
            }
            else if (astNode is NVDirective)
            {
                NVDirective nvDirective = (NVDirective)astNode;
                if ((col + 1) - astNode.Position.StartPos == 1)
                {
                    // TODO: change the if expression so that it checks if the col is between the # and (
                    //       because you can bring up the intellisense list in the middle of the identifier
                    //       and it should display the list of the directives instead of the view components.
                    List <string> directivesList = new List <string>();
                    directivesList.AddRange(new string[]
                    {
                        "if", "elseif", "else", "end", "foreach", "set", "stop", "component",
                        "blockcomponent", "literal", "macro"
                    });
                    directivesList.Sort();

                    foreach (string directive in directivesList)
                    {
                        declarations.Add(new NVelocityDeclaration(directive, null, IntelliSenseIcon.Macro));
                    }
                }
                else if (nvDirective.Name == "component" || nvDirective.Name == "blockcomponent")
                {
                    List <NVClassNode> viewComponents = _templateNode.GetViewComponentsFromScope();
                    viewComponents.Sort(new Comparison <NVClassNode>(
                                            delegate(NVClassNode x, NVClassNode y)
                    {
                        return(x.Name.CompareTo(y.Name));
                    }));
                    foreach (NVClassNode classNode in viewComponents)
                    {
                        declarations.Add(new NVelocityDeclaration(classNode.Name, classNode, IntelliSenseIcon.Class));
                    }
                }
            }
            else if (astNode is XmlElement)
            {
                string xhtmlSchemaFileName = GetXhtmlSchemaFileName();
                if (string.IsNullOrEmpty(xhtmlSchemaFileName))
                {
                    Debug.Fail("Could not find XHTML schema.");
                    return(declarations);
                }
                XhtmlSchemaProvider xhtmlSchemaProvider = new XhtmlSchemaProvider(xhtmlSchemaFileName);

                XmlElement xmlElement = (XmlElement)astNode;
                if (string.IsNullOrEmpty(xmlElement.Name))
                {
                    if (xmlElement.Parent != null)
                    {
                        if (!xmlElement.Parent.IsSelfClosing && !xmlElement.IsComplete && !xmlElement.Parent.IsComplete)
                        {
                            declarations.Add(new NVelocityDeclaration(string.Format("/{0}>", xmlElement.Parent.Name),
                                                                      null, IntelliSenseIcon.XmlElement));
                        }
                    }

                    foreach (string xhtmlElement in xhtmlSchemaProvider.GetElements())
                    {
                        declarations.Add(new NVelocityDeclaration(xhtmlElement, null, IntelliSenseIcon.XmlElement));
                    }
                }
                else
                {
                    // Retrieve attributes
                    List <string> xhtmlAttributes = xhtmlSchemaProvider.GetAttributes(xmlElement.Name);

                    // Remove attributes that are already used
                    foreach (AstNode attribute in xmlElement.Attributes)
                    {
                        if (attribute is XmlAttribute)
                        {
                            XmlAttribute xmlAttribute = (XmlAttribute)attribute;
                            if (xhtmlAttributes.Contains(xmlAttribute.Name))
                            {
                                xhtmlAttributes.Remove(xmlAttribute.Name);
                            }
                        }
                    }

                    // Add the declarations for the attributes to show
                    foreach (string xhtmlAttribute in xhtmlAttributes)
                    {
                        declarations.Add(new NVelocityDeclaration(xhtmlAttribute, null, IntelliSenseIcon.XmlAttribute));
                    }
                }
            }
            else
            {
                declarations.Add(new NVelocityDeclaration("Error: Context unknown, type is " + astNode.GetType().Name,
                                                          null, IntelliSenseIcon.Error));
            }

            return(declarations);
        }
Exemplo n.º 2
0
        public override Declarations GetDeclarations(IVsTextView view, int line, int col,
            TokenInfo info, ParseReason reason)
        {
            // If the intellisense parse reason was called before the template could be parsed
            if (_templateNode == null)
            {
                return null;
            }

            AstNode astNode = _templateNode.GetNodeAt(line + 1, col + 1);
            if (astNode == null)
            {
                Debug.Fail("Null AstNode when attempting to provide IntelliSense in NVelocityAuthoringScope.");
                return null;
            }

            NVelocityDeclarations declarations = new NVelocityDeclarations();

            if (astNode is NVDesignator)
            {
                List<NVLocalNode> localNodes = _templateNode.GetLocalNodesFromScope(line, col);
                localNodes.Sort(new Comparison<NVLocalNode>(
                    delegate(NVLocalNode x, NVLocalNode y)
                    {
                        return x.Name.CompareTo(y.Name);
                    }));
                foreach (NVLocalNode localNode in localNodes)
                {
                    declarations.Add(new NVelocityDeclaration(localNode.Name, localNode, IntelliSenseIcon.Variable));
                }
            }
            else if (astNode is NVSelector)
            {
                NVTypeNode typeNode = ((NVSelector)astNode).GetParentType();
                if (typeNode is NVClassNode)
                {
                    NVClassNode classNode = (NVClassNode)typeNode;

                    Dictionary<string, NVMethodNode> uniqueMethods = new Dictionary<string, NVMethodNode>();
                    foreach (NVMethodNode methodNode in classNode.Methods)
                    {
                        if (!uniqueMethods.ContainsKey(methodNode.Name))
                        {
                            uniqueMethods.Add(methodNode.Name, methodNode);
                        }
                    }

                    List<NVMethodNode> uniqueMethodsList = new List<NVMethodNode>();
                    foreach (KeyValuePair<string, NVMethodNode> pair in uniqueMethods)
                    {
                        uniqueMethodsList.Add(pair.Value);
                    }

                    uniqueMethodsList.Sort(new Comparison<NVMethodNode>(
                        delegate(NVMethodNode x, NVMethodNode y)
                        {
                             return x.Name.CompareTo(y.Name);
                        }));
                    foreach (NVMethodNode methodNode in uniqueMethodsList)
                    {
                        declarations.Add(new NVelocityDeclaration(methodNode.Name, methodNode, IntelliSenseIcon.Method));
                    }
                }
                else
                {
                    if (typeNode == null)
                    {
                        declarations.Add(new NVelocityDeclaration("Error: TypeNode is null", null, IntelliSenseIcon.Error));
                    }
                    else
                    {
                        declarations.Add(new NVelocityDeclaration("Error: Unsupported type for NVSelector " + typeNode.GetType().Name,
                            null, IntelliSenseIcon.Error));
                    }
                }
            }
            else if (astNode is NVDirective)
            {
                NVDirective nvDirective = (NVDirective)astNode;
                if ((col + 1) - astNode.Position.StartPos == 1)
                {
                    // TODO: change the if expression so that it checks if the col is between the # and (
                    //       because you can bring up the intellisense list in the middle of the identifier
                    //       and it should display the list of the directives instead of the view components.
                    List<string> directivesList = new List<string>();
                    directivesList.AddRange(new string[]
                        {
                            "if", "elseif", "else", "end", "foreach", "set", "stop", "component",
                            "blockcomponent", "literal", "macro"
                        });
                    directivesList.Sort();

                    foreach (string directive in directivesList)
                    {
                        declarations.Add(new NVelocityDeclaration(directive, null, IntelliSenseIcon.Macro));
                    }
                }
                else if (nvDirective.Name == "component" || nvDirective.Name == "blockcomponent")
                {
                    List<NVClassNode> viewComponents = _templateNode.GetViewComponentsFromScope();
                    viewComponents.Sort(new Comparison<NVClassNode>(
                        delegate(NVClassNode x, NVClassNode y)
                        {
                            return x.Name.CompareTo(y.Name);
                        }));
                    foreach (NVClassNode classNode in viewComponents)
                    {
                        declarations.Add(new NVelocityDeclaration(classNode.Name, classNode, IntelliSenseIcon.Class));
                    }
                }
            }
            else if (astNode is XmlElement)
            {
                string xhtmlSchemaFileName = GetXhtmlSchemaFileName();
                if (string.IsNullOrEmpty(xhtmlSchemaFileName))
                {
                    Debug.Fail("Could not find XHTML schema.");
                    return declarations;
                }
                XhtmlSchemaProvider xhtmlSchemaProvider = new XhtmlSchemaProvider(xhtmlSchemaFileName);

                XmlElement xmlElement = (XmlElement)astNode;
                if (string.IsNullOrEmpty(xmlElement.Name))
                {
                    if (xmlElement.Parent != null)
                    {
                        if (!xmlElement.Parent.IsSelfClosing && !xmlElement.IsComplete && !xmlElement.Parent.IsComplete)
                        {
                            declarations.Add(new NVelocityDeclaration(string.Format("/{0}>", xmlElement.Parent.Name),
                                null, IntelliSenseIcon.XmlElement));
                        }
                    }

                    foreach (string xhtmlElement in xhtmlSchemaProvider.GetElements())
                    {
                        declarations.Add(new NVelocityDeclaration(xhtmlElement, null, IntelliSenseIcon.XmlElement));
                    }
                }
                else
                {
                    // Retrieve attributes
                    List<string> xhtmlAttributes = xhtmlSchemaProvider.GetAttributes(xmlElement.Name);

                    // Remove attributes that are already used
                    foreach (AstNode attribute in xmlElement.Attributes)
                    {
                        if (attribute is XmlAttribute)
                        {
                            XmlAttribute xmlAttribute = (XmlAttribute)attribute;
                            if (xhtmlAttributes.Contains(xmlAttribute.Name))
                            {
                                xhtmlAttributes.Remove(xmlAttribute.Name);
                            }
                        }
                    }

                    // Add the declarations for the attributes to show
                    foreach (string xhtmlAttribute in xhtmlAttributes)
                    {
                        declarations.Add(new NVelocityDeclaration(xhtmlAttribute, null, IntelliSenseIcon.XmlAttribute));
                    }
                }
            }
            else
            {
                declarations.Add(new NVelocityDeclaration("Error: Context unknown, type is " + astNode.GetType().Name,
                    null, IntelliSenseIcon.Error));
            }

            return declarations;
        }