Esempio n. 1
0
        private static bool SchemaLookup(ParseItem item, ITextBuffer buffer)
        {
            if (item is ClassSelector || item is IdSelector || item is ItemName || item.Parent is RuleBlock || item.Parent is StyleSheet)
            {
                return(false);
            }

            ICssSchemaInstance schema = CssSchemaManager.SchemaManager.GetSchemaRootForBuffer(buffer);

            Declaration dec = item.FindType <Declaration>();

            if (dec != null && dec.PropertyName != null)
            {
                return(OpenReferenceUrl(schema.GetProperty, dec.PropertyName.Text, "http://realworldvalidator.com/css/properties/"));
            }

            PseudoClassFunctionSelector pseudoClassFunction = item.FindType <PseudoClassFunctionSelector>();

            if (pseudoClassFunction != null)
            {
                return(OpenReferenceUrl(schema.GetPseudo, pseudoClassFunction.Colon.Text + pseudoClassFunction.Function.FunctionName.Text + ")", "http://realworldvalidator.com/css/pseudoclasses/"));
            }

            PseudoElementFunctionSelector pseudoElementFunction = item.FindType <PseudoElementFunctionSelector>();

            if (pseudoElementFunction != null)
            {
                return(OpenReferenceUrl(schema.GetPseudo, pseudoElementFunction.DoubleColon.Text + pseudoElementFunction.Function.FunctionName.Text + ")", "http://realworldvalidator.com/css/pseudoelements/"));
            }

            PseudoElementSelector pseudoElement = item.FindType <PseudoElementSelector>();

            if (pseudoElement != null && pseudoElement.PseudoElement != null)
            {
                return(OpenReferenceUrl(schema.GetPseudo, pseudoElement.DoubleColon.Text + pseudoElement.PseudoElement.Text, "http://realworldvalidator.com/css/pseudoelements/"));
            }

            PseudoClassSelector pseudoClass = item.FindType <PseudoClassSelector>();

            if (pseudoClass != null && pseudoClass.PseudoClass != null)
            {
                return(OpenReferenceUrl(schema.GetPseudo, pseudoClass.Colon.Text + pseudoClass.PseudoClass.Text, "http://realworldvalidator.com/css/pseudoclasses/"));
            }

            AtDirective directive = item.FindType <AtDirective>();

            if (directive != null)
            {
                return(OpenReferenceUrl(schema.GetAtDirective, directive.At.Text + directive.Keyword.Text, "http://realworldvalidator.com/css/atdirectives/"));
            }

            return(false);
        }
        private static Tuple <ParseItem, ICssCompletionListEntry> GetEntriesAndPoint(ParseItem item, SnapshotPoint point, ICssSchemaInstance schema)
        {
            // Declaration
            Declaration dec = item.FindType <Declaration>();

            if (dec != null && dec.PropertyName != null && dec.PropertyName.ContainsRange(point.Position, 1))
            {
                return(Tuple.Create <ParseItem, ICssCompletionListEntry>(dec.PropertyName, schema.GetProperty(dec.PropertyName.Text)));
            }

            if (dec != null && dec.IsValid && dec.Values.TextStart <= point.Position && dec.Values.TextAfterEnd >= point.Position)
            {
                var entry = schema.GetProperty(dec.PropertyName.Text);

                if (entry != null)
                {
                    var list   = schema.GetPropertyValues(entry.DisplayText);
                    var theOne = dec.StyleSheet.ItemFromRange(point.Position, 0);

                    return(Tuple.Create <ParseItem, ICssCompletionListEntry>(theOne,
                                                                             list.SingleOrDefault(r => r.DisplayText.Equals(theOne.Text, StringComparison.OrdinalIgnoreCase))));
                }
            }

            // Pseudo class
            PseudoClassSelector pseudoClass = item.FindType <PseudoClassSelector>();

            if (pseudoClass != null)
            {
                return(Tuple.Create <ParseItem, ICssCompletionListEntry>(pseudoClass, schema.GetPseudo(pseudoClass.Text)));
            }

            // Pseudo class function
            PseudoClassFunctionSelector pseudoClassFunction = item.FindType <PseudoClassFunctionSelector>();

            if (pseudoClassFunction != null)
            {
                return(Tuple.Create <ParseItem, ICssCompletionListEntry>(pseudoClassFunction, schema.GetPseudo(pseudoClassFunction.Text)));
            }

            // Pseudo element
            PseudoElementSelector pseudoElement = item.FindType <PseudoElementSelector>();

            if (pseudoElement != null)
            {
                return(Tuple.Create <ParseItem, ICssCompletionListEntry>(pseudoElement, schema.GetPseudo(pseudoElement.Text)));
            }

            // Pseudo element function
            PseudoElementFunctionSelector pseudoElementFunction = item.FindType <PseudoElementFunctionSelector>();

            if (pseudoElementFunction != null)
            {
                return(Tuple.Create <ParseItem, ICssCompletionListEntry>(pseudoElementFunction, schema.GetPseudo(pseudoElementFunction.Text)));
            }

            // @-directive
            AtDirective atDirective = item.Parent as AtDirective;

            if (atDirective != null && atDirective.Keyword != null)
            {
                return(Tuple.Create <ParseItem, ICssCompletionListEntry>(atDirective.Keyword, schema.GetAtDirective("@" + atDirective.Keyword.Text)));
            }

            return(null);
        }
Esempio n. 3
0
        public void AugmentQuickInfoSession(IQuickInfoSession session, IList <object> qiContent, out ITrackingSpan applicableToSpan)
        {
            applicableToSpan = null;

            if (!EnsureTreeInitialized() || session == null || qiContent == null || qiContent.Count > 0 || !WESettings.GetBoolean(WESettings.Keys.ShowBrowserTooltip))
            {
                return;
            }

            SnapshotPoint?point = session.GetTriggerPoint(_buffer.CurrentSnapshot);

            if (!point.HasValue)
            {
                return;
            }

            ParseItem item = _tree.StyleSheet.ItemBeforePosition(point.Value.Position);

            if (item == null || !item.IsValid)
            {
                return;
            }

            ParseItem theOne = null;
            ICssCompletionListEntry entry  = null;
            ICssSchemaInstance      schema = CssSchemaManager.SchemaManager.GetSchemaForItem(_rootSchema, item);

            // Declaration
            Declaration dec = item.FindType <Declaration>();

            if (dec != null && dec.PropertyName != null && dec.PropertyName.ContainsRange(point.Value.Position, 1))
            {
                entry  = schema.GetProperty(dec.PropertyName.Text);
                theOne = dec.PropertyName;
            }
            else if (dec != null && dec.IsValid && dec.Values.TextStart <= point.Value.Position && dec.Values.TextAfterEnd >= point.Value.Position)
            {
                entry = schema.GetProperty(dec.PropertyName.Text);
                if (entry != null)
                {
                    var list = schema.GetPropertyValues(entry.DisplayText);
                    theOne = dec.StyleSheet.ItemFromRange(point.Value.Position, 0);
                    entry  = list.SingleOrDefault(r => r.DisplayText.Equals(theOne.Text, StringComparison.OrdinalIgnoreCase));
                }
            }

            // Pseudo class
            if (entry == null)
            {
                PseudoClassSelector pseudoClass = item.FindType <PseudoClassSelector>();
                if (pseudoClass != null)
                {
                    entry  = schema.GetPseudo(pseudoClass.Text);
                    theOne = pseudoClass;
                }
            }

            // Pseudo class function
            if (entry == null)
            {
                PseudoClassFunctionSelector pseudoClassFunction = item.FindType <PseudoClassFunctionSelector>();
                if (pseudoClassFunction != null)
                {
                    entry  = schema.GetPseudo(pseudoClassFunction.Text);
                    theOne = pseudoClassFunction;
                }
            }

            // Pseudo element
            if (entry == null)
            {
                PseudoElementSelector pseudoElement = item.FindType <PseudoElementSelector>();
                if (pseudoElement != null)
                {
                    entry  = schema.GetPseudo(pseudoElement.Text);
                    theOne = pseudoElement;
                }
            }

            // Pseudo element function
            if (entry == null)
            {
                PseudoElementFunctionSelector pseudoElementFunction = item.FindType <PseudoElementFunctionSelector>();
                if (pseudoElementFunction != null)
                {
                    entry  = schema.GetPseudo(pseudoElementFunction.Text);
                    theOne = pseudoElementFunction;
                }
            }

            // @-directive
            if (entry == null)
            {
                AtDirective atDirective = item.Parent as AtDirective;
                if (atDirective != null && atDirective.Keyword != null)
                {
                    entry  = schema.GetAtDirective("@" + atDirective.Keyword.Text);
                    theOne = atDirective.Keyword;
                }
            }

            if (entry != null)
            {
                applicableToSpan = _buffer.CurrentSnapshot.CreateTrackingSpan(theOne.Start, theOne.Length, SpanTrackingMode.EdgeNegative);

                string syntax = entry.GetSyntax(schema.Version);
                string b      = entry.GetAttribute("browsers");

                if (string.IsNullOrEmpty(b) && theOne.Parent != null && theOne.Parent is Declaration)
                {
                    b = schema.GetProperty(((Declaration)theOne.Parent).PropertyName.Text).GetAttribute("browsers");
                    if (string.IsNullOrEmpty(syntax))
                    {
                        syntax = theOne.Text;
                    }
                }

                if (!string.IsNullOrEmpty(syntax))
                {
                    qiContent.Add("Example: " + syntax);
                }

                Dictionary <string, string> browsers = GetBrowsers(b);
                qiContent.Add(CreateBrowserList(browsers));
            }
        }