/// <summary>
/// When a " is typed, insert another ".
/// </summary>
private bool OnQuoteTyped(ITypingContext context)
{
ITextControl textControl = context.TextControl;
// the " character should be skipped to avoid double insertions
if (_skippingTypingAssist.ShouldSkip(textControl.Document, context.Char))
{
_skippingTypingAssist.SkipIfNeeded(textControl.Document, context.Char);
return(true);
}
// get the token type after "
CachingLexer cachingLexer = GetCachingLexer(textControl);
int offset = textControl.Selection.OneDocRangeWithCaret().GetMinOffset();
if (cachingLexer == null || offset <= 0 || !cachingLexer.FindTokenAt(offset))
{
return(false);
}
// there is already another quote after the ", swallow the typing
TokenNodeType tokenType = cachingLexer.TokenType;
if (tokenType == T4TokenNodeTypes.Quote)
{
textControl.Caret.MoveTo(offset + 1, CaretVisualPlacement.DontScrollIfVisible);
return(true);
}
// we're inside or after an attribute value, simply do nothing and let the " be typed
if (tokenType == T4TokenNodeTypes.Value)
{
return(false);
}
// insert the first "
TextControlUtil.DeleteSelection(textControl);
textControl.FillVirtualSpaceUntilCaret();
textControl.Document.InsertText(offset, "\"");
// insert the second "
context.QueueCommand(() => {
using (CommandProcessor.UsingCommand("Inserting \"")) {
textControl.Document.InsertText(offset + 1, "\"");
textControl.Caret.MoveTo(offset + 1, CaretVisualPlacement.DontScrollIfVisible);
}
// ignore if a subsequent " is typed by the user
_skippingTypingAssist.SetCharsToSkip(textControl.Document, "\"");
// popup auto completion
_codeCompletionSessionManager.ExecuteAutoCompletion <T4AutopopupSettingsKey>(textControl, Solution, key => key.InDirectives);
});
return(true);
}
private bool HandleColonTyped(ITypingContext typingContext)
{
ITextControl textControl = typingContext.TextControl;
if (typingContext.EnsureWritable() != EnsureWritableResult.SUCCESS)
{
return(false);
}
using (CommandProcessor.UsingCommand("Smart :"))
{
TextControlUtil.DeleteSelection(textControl);
textControl.FillVirtualSpaceUntilCaret();
int charPos = TextControlToLexer(textControl, textControl.Caret.Offset());
CachingLexer lexer = GetCachingLexer(textControl);
if (charPos < 0 || !lexer.FindTokenAt(charPos) || lexer.TokenStart != charPos ||
lexer.TokenType != PsiTokenType.COLON)
{
typingContext.CallNext();
}
else
{
int position = charPos + 1;
if (position < 0)
{
return(true);
}
textControl.Caret.MoveTo(position, CaretVisualPlacement.DontScrollIfVisible);
}
if (NeedAutoinsertSemicolon(textControl))
{
if (typingContext.EnsureWritable() != EnsureWritableResult.SUCCESS)
{
return(true);
}
char c = typingContext.Char;
int insertPos = charPos;
if (insertPos >= 0)
{
textControl.Document.InsertText(insertPos + 1, ";");
textControl.Caret.MoveTo(insertPos + 1, CaretVisualPlacement.DontScrollIfVisible);
}
// format statement
if (GetTypingAssistOption(textControl, TypingAssistOptions.FormatStatementOnSemicolonExpression))
{
DoFormatStatementOnColon(textControl);
}
}
return(true);
}
}
/// <summary>
/// When = is typed, insert "".
/// </summary>
private bool OnEqualTyped(ITypingContext context)
{
ITextControl textControl = context.TextControl;
// get the token type before =
CachingLexer cachingLexer = GetCachingLexer(textControl);
int offset = textControl.Selection.OneDocRangeWithCaret().GetMinOffset();
if (cachingLexer == null || offset <= 0 || !cachingLexer.FindTokenAt(offset - 1))
{
return(false);
}
// do nothing if we're not after an attribute name
TokenNodeType tokenType = cachingLexer.TokenType;
if (tokenType != T4TokenNodeTypes.Name)
{
return(false);
}
// insert =
TextControlUtil.DeleteSelection(textControl);
textControl.FillVirtualSpaceUntilCaret();
textControl.Document.InsertText(offset, "=");
textControl.Caret.MoveTo(offset + 1, CaretVisualPlacement.DontScrollIfVisible);
// insert ""
context.QueueCommand(() => {
using (CommandProcessor.UsingCommand("Inserting \"\"")) {
textControl.Document.InsertText(offset + 1, "\"\"");
textControl.Caret.MoveTo(offset + 2, CaretVisualPlacement.DontScrollIfVisible);
}
// ignore if a subsequent " is typed by the user
_skippingTypingAssist.SetCharsToSkip(textControl.Document, "\"");
// popup auto completion
_codeCompletionSessionManager.ExecuteAutoCompletion <T4AutopopupSettingsKey>(textControl, Solution, key => key.InDirectives);
});
return(true);
}
private bool HandleRightBracketTyped(ITypingContext typingContext)
{
ITextControl textControl = typingContext.TextControl;
if (typingContext.EnsureWritable() != EnsureWritableResult.SUCCESS)
{
return(false);
}
using (CommandProcessor.UsingCommand("Smart bracket"))
{
TextControlUtil.DeleteSelection(textControl);
int charPos = TextControlToLexer(textControl, textControl.Caret.Offset());
CachingLexer lexer = GetCachingLexer(textControl);
if (charPos < 0 || !lexer.FindTokenAt(charPos) || lexer.TokenStart != charPos)
{
return(false);
}
if (NeedSkipCloseBracket(lexer, typingContext.Char))
{
int position = charPos + 1;
if (position >= 0)
{
textControl.Caret.MoveTo(position, CaretVisualPlacement.DontScrollIfVisible);
}
}
else
{
typingContext.CallNext();
}
}
return(true);
}
private bool HandleQuoteTyped(ITypingContext typingContext)
{
ITextControl textControl = typingContext.TextControl;
if (typingContext.EnsureWritable() != EnsureWritableResult.SUCCESS)
{
return(false);
}
using (CommandProcessor.UsingCommand("Smart quote"))
{
TextControlUtil.DeleteSelection(textControl);
textControl.FillVirtualSpaceUntilCaret();
CachingLexer lexer = GetCachingLexer(textControl);
IBuffer buffer = lexer.Buffer;
int charPos = TextControlToLexer(textControl, textControl.Caret.Offset());
TokenNodeType correspondingTokenType = PsiTokenType.STRING_LITERAL;
if (charPos < 0 || !lexer.FindTokenAt(charPos))
{
return(false);
}
TokenNodeType tokenType = lexer.TokenType;
// check if we should skip the typed char
if (charPos < buffer.Length && buffer[charPos] == typingContext.Char && tokenType == correspondingTokenType &&
lexer.TokenStart != charPos && buffer[lexer.TokenStart] != '@')
{
int position = charPos;
if (position >= 0)
{
textControl.Caret.MoveTo(position + 1, CaretVisualPlacement.DontScrollIfVisible);
}
return(true);
}
// check that next token is a good one
if (tokenType != null && !IsStopperTokenForStringLiteral(tokenType))
{
return(false);
}
// find next not whitespace token
while (lexer.TokenType == PsiTokenType.WHITE_SPACE)
{
lexer.Advance();
}
bool doInsertPairQuote = (lexer.TokenType == correspondingTokenType) &&
((lexer.TokenEnd > lexer.TokenStart + 1) && (lexer.Buffer[lexer.TokenStart] == typingContext.Char) && (lexer.Buffer[lexer.TokenEnd - 1] == typingContext.Char));
// do inserting of the requested char and updating of the lexer
typingContext.CallNext();
lexer = GetCachingLexer(textControl);
// charPos = TextControlToLexer(textControl, textControl.CaretModel.Offset - 1);
if (!doInsertPairQuote)
{
// check if the typed char is the beginning of the corresponding token
if (!lexer.FindTokenAt(charPos))
{
return(true);
}
bool isStringWithAt = lexer.TokenType == PsiTokenType.STRING_LITERAL && lexer.TokenStart == charPos - 1 &&
lexer.Buffer[lexer.TokenStart] == '@';
if ((lexer.TokenStart != charPos) && !isStringWithAt)
{
return(true);
}
// check if there is unclosed token of the corresponding type up to the end of the source line
int newPos = charPos;
if (newPos < 0)
{
return(true);
}
DocumentCoords documentCoords = textControl.Document.GetCoordsByOffset(newPos);
int offset = textControl.Document.GetLineEndOffsetNoLineBreak(documentCoords.Line) - 1;
int lexerOffset = TextControlToLexer(textControl, offset);
if (lexerOffset >= 0)
{
lexer.FindTokenAt(lexerOffset);
}
if (lexerOffset < 0 || lexer.TokenType == null)
{
charPos = TextControlToLexer(textControl, textControl.Caret.Offset() - 1);
if (charPos >= 0)
{
lexer.FindTokenAt(charPos);
}
else
{
return(true);
}
}
doInsertPairQuote = (lexer.TokenType == correspondingTokenType) &&
((lexer.TokenEnd == lexer.TokenStart + 1) || (lexer.Buffer[lexer.TokenEnd - 1] != typingContext.Char) ||
(isStringWithAt && (lexer.TokenStart == charPos - 1) && (lexer.TokenEnd != charPos + 1)));
}
// insert paired quote
if (doInsertPairQuote)
{
charPos++;
int documentPos = charPos;
if (documentPos >= 0)
{
textControl.Document.InsertText(documentPos, typingContext.Char == '\'' ? "'" : "\"");
textControl.Caret.MoveTo(documentPos, CaretVisualPlacement.DontScrollIfVisible);
}
}
}
return(true);
}