public override int AddFoldingRegion(RefactorerContext ctx, IType cls, string regionName)
{
IEditableTextFile buffer = ctx.GetFile(cls.CompilationUnit.FileName);
int pos = GetNewMethodPosition(buffer, cls);
string eolMarker = Environment.NewLine;
if (cls.SourceProject != null)
{
TextStylePolicy policy = cls.SourceProject.Policies.Get <TextStylePolicy> ();
if (policy != null)
{
eolMarker = policy.GetEolMarker();
}
}
int line, col;
buffer.GetLineColumnFromPosition(pos, out line, out col);
string indent = buffer.GetText(buffer.GetPositionFromLineColumn(line, 1), pos);
string pre = "#region " + regionName + eolMarker;
string post = indent + "#endregion" + eolMarker;
buffer.InsertText(pos, pre + post);
return(pos + pre.Length);
}
public override DomLocation CompleteStatement(RefactorerContext ctx, string fileName, DomLocation caretLocation)
{
IEditableTextFile file = ctx.GetFile(fileName);
int pos = file.GetPositionFromLineColumn(caretLocation.Line + 1, 1);
StringBuilder line = new StringBuilder();
int lineNr = caretLocation.Line + 1, column = 1, maxColumn = 1, lastPos = pos;
while (lineNr == caretLocation.Line + 1)
{
maxColumn = column;
lastPos = pos;
line.Append(file.GetCharAt(pos));
pos++;
file.GetLineColumnFromPosition(pos, out lineNr, out column);
}
string trimmedline = line.ToString().Trim();
string indent = line.ToString().Substring(0, line.Length - line.ToString().TrimStart(' ', '\t').Length);
if (trimmedline.EndsWith(";") || trimmedline.EndsWith("{"))
{
return(caretLocation);
}
if (trimmedline.StartsWith("if") ||
trimmedline.StartsWith("while") ||
trimmedline.StartsWith("switch") ||
trimmedline.StartsWith("for") ||
trimmedline.StartsWith("foreach"))
{
if (!trimmedline.EndsWith(")"))
{
file.InsertText(lastPos, " () {" + Environment.NewLine + indent + TextEditorProperties.IndentString + Environment.NewLine + indent + "}");
caretLocation.Column = maxColumn + 1;
}
else
{
file.InsertText(lastPos, " {" + Environment.NewLine + indent + TextEditorProperties.IndentString + Environment.NewLine + indent + "}");
caretLocation.Column = indent.Length + 1;
caretLocation.Line++;
}
}
else if (trimmedline.StartsWith("do"))
{
file.InsertText(lastPos, " {" + Environment.NewLine + indent + TextEditorProperties.IndentString + Environment.NewLine + indent + "} while ();");
caretLocation.Column = indent.Length + 1;
caretLocation.Line++;
}
else
{
file.InsertText(lastPos, ";" + Environment.NewLine + indent);
caretLocation.Column = indent.Length;
caretLocation.Line++;
}
return(caretLocation);
}
protected override DomRegion GetMemberBounds (IEditableTextFile file, IMember member)
{
if (!(member is IField))
return base.GetMemberBounds (file, member);
// The idea here is that it is common to declare multiple fields in the same
// statement, like so:
//
// public int fu, bar, baz;
//
// If @member is "bar", then we want to return the region containing:
//
// ", bar"
//
// so that when our caller uses this region to delete the text declaring @member,
// it won't also delete the text declaring the other fields in this same statement.
IType klass = member.DeclaringType;
IField field = (IField) member;
IField kfield = null, lastField = null, nextField = null;
int lineBegin, lineEnd;
int colBegin, colEnd;
int pos;
// find the offset of the field
foreach (IField f in klass.Fields) {
if (kfield != null) {
nextField = f;
break;
}
if (f.Name == field.Name) {
kfield = f;
continue;
}
lastField = f;
}
if (kfield != null && lastField.Location.CompareTo (field.Location) == 0) {
// Field has other fields declared before it in the same statement
pos = GetMemberNamePosition (file, member);
// seek backward for declaration separator
while (file.Text[pos] != ',')
pos--;
// eat up unneeded lwsp
while (Char.IsWhiteSpace (file.Text[pos]))
pos--;
file.GetLineColumnFromPosition (pos, out lineBegin, out colBegin);
if (nextField != null && nextField.Location.CompareTo (field.Location) == 0) {
// Field also has other fields declared after it in the same statement
pos = GetMemberNamePosition (file, nextField);
// seek backward for declaration separator
while (file.Text[pos] != ',')
pos--;
// eat up unneeded lwsp
while (Char.IsWhiteSpace (file.Text[pos]))
pos--;
file.GetLineColumnFromPosition (pos, out lineEnd, out colEnd);
} else {
// No fields after this...
colEnd = field.BodyRegion.End.Column - 1; // don't include the ';'
lineEnd = field.BodyRegion.End.Line;
}
} else if (nextField != null && nextField.Location.CompareTo (field.Location) == 0) {
// Field has other fields declared after it in the same statement
pos = GetMemberNamePosition (file, member);
file.GetLineColumnFromPosition (pos, out lineBegin, out colBegin);
pos = GetMemberNamePosition (file, nextField);
file.GetLineColumnFromPosition (pos, out lineEnd, out colEnd);
} else {
// Field is declared in a statement by itself
// fall back to default implementation
return base.GetMemberBounds (file, member);
}
return new DomRegion (lineBegin, colBegin, lineEnd, colEnd);
}
protected override DomRegion GetMemberBounds(IEditableTextFile file, IMember member)
{
if (!(member is IField))
{
return(base.GetMemberBounds(file, member));
}
// The idea here is that it is common to declare multiple fields in the same
// statement, like so:
//
// public int fu, bar, baz;
//
// If @member is "bar", then we want to return the region containing:
//
// ", bar"
//
// so that when our caller uses this region to delete the text declaring @member,
// it won't also delete the text declaring the other fields in this same statement.
IType klass = member.DeclaringType;
IField field = (IField)member;
IField kfield = null, lastField = null, nextField = null;
int lineBegin, lineEnd;
int colBegin, colEnd;
int pos;
// find the offset of the field
foreach (IField f in klass.Fields)
{
if (kfield != null)
{
nextField = f;
break;
}
if (f.Name == field.Name)
{
kfield = f;
continue;
}
lastField = f;
}
if (kfield != null && lastField.Location.CompareTo(field.Location) == 0)
{
// Field has other fields declared before it in the same statement
pos = GetMemberNamePosition(file, member);
// seek backward for declaration separator
while (file.Text[pos] != ',')
{
pos--;
}
// eat up unneeded lwsp
while (Char.IsWhiteSpace(file.Text[pos]))
{
pos--;
}
file.GetLineColumnFromPosition(pos, out lineBegin, out colBegin);
if (nextField != null && nextField.Location.CompareTo(field.Location) == 0)
{
// Field also has other fields declared after it in the same statement
pos = GetMemberNamePosition(file, nextField);
// seek backward for declaration separator
while (file.Text[pos] != ',')
{
pos--;
}
// eat up unneeded lwsp
while (Char.IsWhiteSpace(file.Text[pos]))
{
pos--;
}
file.GetLineColumnFromPosition(pos, out lineEnd, out colEnd);
}
else
{
// No fields after this...
colEnd = field.BodyRegion.End.Column - 1; // don't include the ';'
lineEnd = field.BodyRegion.End.Line;
}
}
else if (nextField != null && nextField.Location.CompareTo(field.Location) == 0)
{
// Field has other fields declared after it in the same statement
pos = GetMemberNamePosition(file, member);
file.GetLineColumnFromPosition(pos, out lineBegin, out colBegin);
pos = GetMemberNamePosition(file, nextField);
file.GetLineColumnFromPosition(pos, out lineEnd, out colEnd);
}
else
{
// Field is declared in a statement by itself
// fall back to default implementation
return(base.GetMemberBounds(file, member));
}
return(new DomRegion(lineBegin, colBegin, lineEnd, colEnd));
}
protected int EnsurePositionIsNotInRegionsAndIndented (Project p, IEditableTextFile buffer, string indent, int position)
{
ParsedDocument doc = ProjectDomService.Parse (p, buffer.Name, delegate () { return buffer.Text; });
int line, column;
buffer.GetLineColumnFromPosition (position, out line, out column);
foreach (FoldingRegion region in doc.AdditionalFolds) {
if (region.Region.Contains (line, column)) {
line = region.Region.End.Line + 1;
column = 1;
}
}
int result = buffer.GetPositionFromLineColumn (line, column);
if (column != 1) {
string eolMarker = Environment.NewLine;
buffer.InsertText (result, eolMarker);
result += eolMarker.Length;
}
buffer.InsertText (result, indent);
result += indent.Length;
return result;
}
protected void AddMembersAtPosition (RefactorerContext ctx, IType cls, IEnumerable<CodeTypeMember> members,
IEditableTextFile buffer, int pos)
{
int line, col;
buffer.GetLineColumnFromPosition (pos, out line, out col);
string indent = GetLineIndent (buffer, line);
StringBuilder generatedString = new StringBuilder ();
bool isFirst = true;
foreach (CodeTypeMember member in members) {
if (generatedString.Length > 0) {
generatedString.AppendLine ();
}
generatedString.Append (Indent (GenerateCodeFromMember (member), indent, isFirst));
isFirst = false;
}
// remove last new line + indent
generatedString.Length -= indent.Length + Environment.NewLine.Length;
// remove indent from last generated code member
generatedString.Length -= indent.Length;
if (buffer.GetCharAt (pos) == '\n')
pos++;
buffer.InsertText (pos, generatedString.ToString ());
}