private bool HandleElement()
{
HtmlEditorDocument document = HtmlEditorDocument.TryFromTextView(_view);
if (document == null)
{
return(false);
}
var tree = document.HtmlEditorTree;
int position = _view.Caret.Position.BufferPosition.Position;
ElementNode tag = null;
AttributeNode attr = null;
tree.GetPositionElement(position, out tag, out attr);
if (tag != null && (tag.EndTag != null || tag.IsSelfClosing()))
{
int start = tag.Start;
int end = tag.End;
Update(start, end);
return(true);
}
return(false);
}
public HtmlGoToDefinition(IVsTextView adapter, IWpfTextView textView)
: base(adapter, textView, VSConstants.VSStd97CmdID.GotoDefn)
{
HtmlEditorDocument document = HtmlEditorDocument.TryFromTextView(textView);
_tree = document == null ? null : document.HtmlEditorTree;
}
public HtmlFindAllReferences(IVsTextView adapter, IWpfTextView textView)
: base(adapter, textView, VSConstants.VSStd97CmdID.FindReferences)
{
HtmlEditorDocument document = HtmlEditorDocument.TryFromTextView(textView);
_tree = document == null ? null : document.HtmlEditorTree;
}
public EnterFormat(IVsTextView adapter, IWpfTextView textView, IEditorFormatterProvider formatterProvider, ICompletionBroker broker)
: base(adapter, textView, VSConstants.VSStd2KCmdID.RETURN)
{
HtmlEditorDocument document = HtmlEditorDocument.TryFromTextView(textView);
_tree = document == null ? null : document.HtmlEditorTree;
_formatter = formatterProvider.CreateRangeFormatter();
_broker = broker;
}
public DirectiveGoToDefinition(IVsTextView adapter, IWpfTextView textView, DTE dte, INgHierarchyProvider ngHierarchyProvider)
: base(adapter, textView, VSConstants.VSStd97CmdID.GotoDefn)
{
HtmlEditorDocument document = HtmlEditorDocument.TryFromTextView(textView);
this.tree = document == null ? null : document.HtmlEditorTree;
this.dte = dte;
this.ngHierarchyProvider = ngHierarchyProvider;
}
protected override bool Execute(FormattingCommandId commandId, uint nCmdexecopt, IntPtr pvaIn, IntPtr pvaOut)
{
HtmlEditorDocument document = HtmlEditorDocument.TryFromTextView(_view);
if (document == null)
{
return(false);
}
var tree = document.HtmlEditorTree;
int start = _view.Selection.Start.Position.Position;
int end = _view.Selection.End.Position.Position;
ElementNode tag = null;
AttributeNode attr = null;
tree.GetPositionElement(start, out tag, out attr);
if (tag == null)
{
return(false);
}
if (attr != null)
{
SelectAttribute(start, end, attr, tag);
}
else if (tag.EndTag != null && tag.StartTag.End == start && tag.EndTag.Start == end)
{
Select(tag.Start, tag.OuterRange.Length);
}
else if (tag.Children.Count > 1 && tag.Children[0].Start == start && tag.Children.Last().End == end)
{
Select(tag.InnerRange.Start, tag.InnerRange.Length);
}
else if (tag.EndTag != null && tag.Children.Count > 1 && tag.StartTag.Start < start && tag.EndTag.End > end)
{
Select(tag.Children[0].Start, tag.Children.Last().End - tag.Children[0].Start);
}
else if (tag.EndTag != null && tag.StartTag.Start < start && tag.EndTag.End > end)
{
Select(tag.InnerRange.Start, tag.InnerRange.Length);
}
else if (tag.IsSelfClosing() && tag.Start < start && tag.End > end)
{
Select(tag.Start, tag.OuterRange.Length);
}
else if (tag.Parent != null)
{
Select(tag.Parent.Start, tag.Parent.OuterRange.Length);
}
return(true);
}
public void UpdateSource(string innerHtml, string file, int position)
{
WebEssentialsPackage.DTE.ItemOperations.OpenFile(file);
Dispatcher.CurrentDispatcher.BeginInvoke(new Action(() =>
{
var view = ProjectHelpers.GetCurentTextView();
var html = HtmlEditorDocument.TryFromTextView(view);
if (html == null)
{
return;
}
ElementNode element;
AttributeNode attribute;
view.Selection.Clear();
html.HtmlEditorTree.GetPositionElement(position + 1, out element, out attribute);
// HTML element
if (element != null && element.Start == position)
{
Span span = new Span(element.InnerRange.Start, element.InnerRange.Length);
string text = html.TextBuffer.CurrentSnapshot.GetText(span);
if (text != innerHtml)
{
UpdateBuffer(innerHtml, html, span);
}
}
// ActionLink
else if (element.Start != position)
{
//@Html.ActionLink("Application name", "Index", "Home", null, new { @class = "brand" })
Span span = new Span(position, 100);
if (position + 100 < html.TextBuffer.CurrentSnapshot.Length)
{
string text = html.TextBuffer.CurrentSnapshot.GetText(span);
var result = Regex.Replace(text, @"^html.actionlink\(""([^""]+)""", "Html.ActionLink(\"" + innerHtml + "\"", RegexOptions.IgnoreCase);
UpdateBuffer(result, html, span);
}
}
}), DispatcherPriority.ApplicationIdle, null);
}
public void UpdateSource(string innerHtml, string file, int position)
{
ThreadHelper.ThrowIfNotOnUIThread();
VsHelpers.DTE.ItemOperations.OpenFile(file);
ThreadHelper.JoinableTaskFactory.Run(async() =>
{
await ThreadHelper.JoinableTaskFactory.SwitchToMainThreadAsync();
Microsoft.VisualStudio.Text.Editor.IWpfTextView view = VsHelpers.GetCurentTextView();
HtmlEditorDocument html = HtmlEditorDocument.TryFromTextView(view);
if (html == null)
{
return;
}
view.Selection.Clear();
html.HtmlEditorTree.GetPositionElement(position + 1, out ElementNode element, out AttributeNode attribute);
// HTML element
if (element != null && element.Start == position)
{
Span span = new Span(element.InnerRange.Start, element.InnerRange.Length);
string text = html.TextBuffer.CurrentSnapshot.GetText(span);
if (text != innerHtml)
{
UpdateBuffer(innerHtml, html, span);
}
}
// ActionLink
else if (element.Start != position)
{
//@Html.ActionLink("Application name", "Index", "Home", null, new { @class = "brand" })
Span span = new Span(position, 100);
if (position + 100 < html.TextBuffer.CurrentSnapshot.Length)
{
string text = html.TextBuffer.CurrentSnapshot.GetText(span);
string result = Regex.Replace(text, @"^html.actionlink\(""([^""]+)""", "Html.ActionLink(\"" + innerHtml + "\"", RegexOptions.IgnoreCase);
UpdateBuffer(result, html, span);
}
}
});
}
public void AugmentQuickInfoSession(IQuickInfoSession session, IList <object> qiContent, out ITrackingSpan applicableToSpan)
{
applicableToSpan = null;
SnapshotPoint?point = session.GetTriggerPoint(session.TextView.TextBuffer.CurrentSnapshot);
if (!point.HasValue)
{
return;
}
HtmlEditorTree tree = HtmlEditorDocument.TryFromTextView(session.TextView).HtmlEditorTree;
if (tree == null)
{
return;
}
ElementNode node = null;
AttributeNode attr = null;
tree.GetPositionElement(point.Value.Position, out node, out attr);
if (node == null || (!node.Name.Equals("img", StringComparison.OrdinalIgnoreCase) && !node.Name.Equals("source", StringComparison.OrdinalIgnoreCase)))
{
return;
}
if (attr == null || !attr.Name.Equals("src", StringComparison.OrdinalIgnoreCase))
{
return;
}
string url = ImageQuickInfo.GetFullUrl(attr.Value, session.TextView.TextBuffer);
if (string.IsNullOrEmpty(url))
{
return;
}
applicableToSpan = session.TextView.TextBuffer.CurrentSnapshot.CreateTrackingSpan(point.Value.Position, 1, SpanTrackingMode.EdgeNegative);
ImageQuickInfo.AddImageContent(qiContent, url);
}
private void FormatTag(ElementNode element)
{
try
{
var schemas = GetSchemas();
element = GetFirstBlockParent(element, schemas);
HtmlEditorDocument document = HtmlEditorDocument.TryFromTextView(TextView);
if (document == null)
{
return;
}
ITextBuffer buffer = document.TextBuffer;
SnapshotSpan span = new SnapshotSpan(buffer.CurrentSnapshot, element.Start, element.Length);
_formatter.FormatRange(TextView, buffer, span, true);
}
catch
{ }
}