public bool CtrlSpace(ITextEditor editor)
{
compilation = SD.ParserService.GetCompilationForFile(editor.FileName);
resolver = new XamlResolver(compilation);
XamlCompletionContext context = XamlContextResolver.ResolveCompletionContext(editor, ' ');
context.Forced = true;
return(CtrlSpace(editor, context));
}
public override void Complete(CompletionContext context, ICompletionItem item)
{
using (context.Editor.Document.OpenUndoGroup()) {
base.Complete(context, item);
XamlCompletionContext xamlContext = XamlContextResolver.ResolveCompletionContext(context.Editor, context.CompletionChar);
if (xamlContext.Description == XamlContextDescription.None && (context.StartOffset <= 0 || context.Editor.Document.GetCharAt(context.StartOffset - 1) != '<'))
{
context.Editor.Document.Insert(context.StartOffset, "<");
context.EndOffset++;
}
if (item is XamlCompletionItem && !item.Text.EndsWith(":", StringComparison.Ordinal))
{
XamlCompletionItem cItem = item as XamlCompletionItem;
if (xamlContext.Description == XamlContextDescription.InTag)
{
context.Editor.Document.Insert(context.EndOffset, "=\"\"");
context.CompletionCharHandled = context.CompletionChar == '=';
context.Editor.Caret.Offset--;
new XamlCodeCompletionBinding().CtrlSpace(context.Editor);
}
else if (xamlContext.Description == XamlContextDescription.InMarkupExtension && !string.IsNullOrEmpty(xamlContext.RawAttributeValue))
{
string valuePart = xamlContext.RawAttributeValue.Substring(0, xamlContext.ValueStartOffset);
AttributeValue value = MarkupExtensionParser.ParseValue(valuePart);
if (value != null && !value.IsString)
{
var markup = Utils.GetMarkupExtensionAtPosition(value.ExtensionValue, context.Editor.Caret.Offset);
if (markup.NamedArguments.Count > 0 || markup.PositionalArguments.Count > 0)
{
int oldOffset = context.Editor.Caret.Offset;
context.Editor.Caret.Offset = context.StartOffset;
string word = context.Editor.GetWordBeforeCaret().TrimEnd();
int spaces = CountWhiteSpacesAtEnd(context.Editor.GetWordBeforeCaret());
int typeNameStart = markup.ExtensionType.IndexOf(':') + 1;
if (!(word == "." || word == "," || word == ":") && markup.ExtensionType.Substring(typeNameStart, markup.ExtensionType.Length - typeNameStart) != word)
{
context.Editor.Document.Replace(context.Editor.Caret.Offset - spaces, spaces, ", ");
oldOffset += (2 - spaces);
}
context.Editor.Caret.Offset = oldOffset;
}
}
if (cItem.Text.EndsWith("=", StringComparison.OrdinalIgnoreCase))
{
new XamlCodeCompletionBinding().CtrlSpace(context.Editor);
}
}
}
if (item is NewEventCompletionItem)
{
CreateEventHandlerCode(xamlContext, item as NewEventCompletionItem);
}
if (item is XmlnsCompletionItem)
{
context.Editor.Caret.Offset++;
}
switch (item.Text)
{
case "![CDATA[":
context.Editor.Document.Insert(context.Editor.Caret.Offset, "]]>");
context.Editor.Caret.Offset -= 3;
break;
case "?":
context.Editor.Document.Insert(context.Editor.Caret.Offset, "?>");
context.Editor.Caret.Offset -= 2;
break;
case "!--":
context.Editor.Document.Insert(context.Editor.Caret.Offset, " -->");
context.Editor.Caret.Offset -= 4;
break;
}
if (item.Text.StartsWith("/", StringComparison.OrdinalIgnoreCase))
{
context.Editor.Document.Insert(context.EndOffset, ">");
context.CompletionCharHandled = context.CompletionChar == '>';
context.Editor.Caret.Offset++;
}
}
}
public CodeCompletionKeyPressResult HandleKeyPress(ITextEditor editor, char ch)
{
compilation = SD.ParserService.GetCompilationForFile(editor.FileName);
resolver = new XamlResolver(compilation);
XamlCompletionContext context = XamlContextResolver.ResolveCompletionContext(editor, ch);
XamlCompletionItemList list;
if (context.Description == XamlContextDescription.InComment || context.Description == XamlContextDescription.InCData)
{
return(CodeCompletionKeyPressResult.None);
}
switch (ch)
{
case '<':
context.Description = (context.Description == XamlContextDescription.None) ? XamlContextDescription.AtTag : context.Description;
list = generator.CreateListForContext(context);
editor.ShowCompletionWindow(list);
return(CodeCompletionKeyPressResult.Completed);
case '>':
return(CodeCompletionKeyPressResult.None);
case '\'':
case '"':
if (!XmlParser.IsInsideAttributeValue(editor.Document.Text, editor.Caret.Offset))
{
// count all " or ' chars before the next > char
int search = editor.Caret.Offset + 1;
int endMarkerCount = 1;
char curCh = editor.Document.GetCharAt(search);
while (search < editor.Document.TextLength - 1 && curCh != '>')
{
if (curCh == ch)
{
endMarkerCount++;
}
search++;
curCh = editor.Document.GetCharAt(search);
}
// if the count is odd we need to add an additional " or ' char
if (endMarkerCount % 2 != 0)
{
editor.Document.Insert(editor.Caret.Offset, ch.ToString());
editor.Caret.Offset--;
CtrlSpace(editor);
return(CodeCompletionKeyPressResult.Completed);
}
}
break;
case '{': // starting point for Markup Extension Completion
if (context.Attribute != null &&
XmlParser.IsInsideAttributeValue(editor.Document.Text, editor.Caret.Offset) &&
!(context.RawAttributeValue.StartsWith("{}", StringComparison.OrdinalIgnoreCase) && context.RawAttributeValue.Length != 2))
{
if (editor.SelectionLength != 0)
{
editor.Document.Remove(editor.SelectionStart, editor.SelectionLength);
}
editor.Document.Insert(editor.Caret.Offset, "{}");
editor.Caret.Offset--;
this.CtrlSpace(editor);
return(CodeCompletionKeyPressResult.EatKey);
}
break;
case '.':
switch (context.Description)
{
case XamlContextDescription.AtTag:
case XamlContextDescription.InTag:
if (context.ActiveElement != null)
{
list = generator.CreateListForContext(context);
editor.ShowCompletionWindow(list);
return(CodeCompletionKeyPressResult.Completed);
}
break;
case XamlContextDescription.InMarkupExtension:
if (DoMarkupExtensionCompletion(context))
{
return(CodeCompletionKeyPressResult.Completed);
}
break;
case XamlContextDescription.InAttributeValue:
if (editor.SelectionLength != 0)
{
editor.Document.Remove(editor.SelectionStart, editor.SelectionLength);
}
editor.Document.Insert(editor.Caret.Offset, ".");
this.CtrlSpace(editor);
return(CodeCompletionKeyPressResult.EatKey);
}
break;
case '(':
case '[':
if (context.Description == XamlContextDescription.InAttributeValue)
{
if (editor.SelectionLength != 0)
{
editor.Document.Remove(editor.SelectionStart, editor.SelectionLength);
}
if (ch == '(')
{
editor.Document.Insert(editor.Caret.Offset, "()");
}
if (ch == '[')
{
editor.Document.Insert(editor.Caret.Offset, "[]");
}
editor.Caret.Offset--;
CtrlSpace(editor);
return(CodeCompletionKeyPressResult.EatKey);
}
break;
case ':':
if (context.ActiveElement != null && XmlParser.GetQualifiedAttributeNameAtIndex(editor.Document.Text, editor.Caret.Offset) == null)
{
if (context.Attribute != null && !context.Attribute.Name.StartsWith("xmlns", StringComparison.OrdinalIgnoreCase))
{
list = generator.CreateListForContext(context);
list.PreselectionLength = editor.GetWordBeforeCaretExtended().Length;
editor.ShowCompletionWindow(list);
return(CodeCompletionKeyPressResult.CompletedIncludeKeyInCompletion);
}
}
break;
case '/': // ignore '/' when trying to type '/>'
return(CodeCompletionKeyPressResult.None);
case '=':
if (!XmlParser.IsInsideAttributeValue(editor.Document.Text, editor.Caret.Offset))
{
int searchOffset = editor.Caret.Offset;
if (editor.SelectionLength != 0)
{
editor.Document.Remove(editor.SelectionStart, editor.SelectionLength);
}
while (searchOffset < editor.Document.TextLength - 1)
{
searchOffset++;
if (!char.IsWhiteSpace(editor.Document.GetCharAt(searchOffset)))
{
break;
}
}
if (searchOffset >= editor.Document.TextLength || editor.Document.GetCharAt(searchOffset) != '"')
{
editor.Document.Insert(editor.Caret.Offset, "=\"\"");
editor.Caret.Offset--;
}
else
{
editor.Document.Insert(editor.Caret.Offset, "=");
editor.Caret.Offset++;
}
CtrlSpace(editor);
return(CodeCompletionKeyPressResult.EatKey);
}
else
{
DoMarkupExtensionCompletion(context);
return(CodeCompletionKeyPressResult.Completed);
}
default:
if (context.Description != XamlContextDescription.None && !char.IsWhiteSpace(ch))
{
string starter = editor.GetWordBeforeCaretExtended();
if (!string.IsNullOrEmpty(starter))
{
return(CodeCompletionKeyPressResult.None);
}
string attributeName = (context.Attribute != null) ? context.Attribute.Name : string.Empty;
if (!attributeName.StartsWith("xmlns", StringComparison.OrdinalIgnoreCase))
{
return(CtrlSpace(editor, context)
? CodeCompletionKeyPressResult.CompletedIncludeKeyInCompletion
: CodeCompletionKeyPressResult.None);
}
return(CodeCompletionKeyPressResult.None);
}
break;
}
return(CodeCompletionKeyPressResult.None);
}