void ToggleCodeCommentWithBlockComments()
{
var blockStarts = TextEditorFactory.GetSyntaxProperties(Editor.MimeType, "BlockCommentStart");
var blockEnds = TextEditorFactory.GetSyntaxProperties(Editor.MimeType, "BlockCommentEnd");
if (blockStarts == null || blockEnds == null || blockStarts.Length == 0 || blockEnds.Length == 0)
{
return;
}
string blockStart = blockStarts[0];
string blockEnd = blockEnds[0];
using (var undo = Editor.OpenUndoGroup()) {
IDocumentLine startLine;
IDocumentLine endLine;
if (Editor.IsSomethingSelected)
{
startLine = Editor.GetLineByOffset(Editor.SelectionRange.Offset);
endLine = Editor.GetLineByOffset(Editor.SelectionRange.EndOffset);
// If selection ends at begining of line... This is visible as previous line
// is selected, hence we want to select previous line Bug 26287
if (endLine.Offset == Editor.SelectionRange.EndOffset)
{
endLine = endLine.PreviousLine;
}
}
else
{
startLine = endLine = Editor.GetLine(Editor.CaretLine);
}
string startLineText = Editor.GetTextAt(startLine.Offset, startLine.Length);
string endLineText = Editor.GetTextAt(endLine.Offset, endLine.Length);
if (startLineText.StartsWith(blockStart, StringComparison.Ordinal) && endLineText.EndsWith(blockEnd, StringComparison.Ordinal))
{
Editor.RemoveText(endLine.Offset + endLine.Length - blockEnd.Length, blockEnd.Length);
Editor.RemoveText(startLine.Offset, blockStart.Length);
if (Editor.IsSomethingSelected)
{
Editor.SelectionAnchorOffset -= blockEnd.Length;
}
}
else
{
Editor.InsertText(endLine.Offset + endLine.Length, blockEnd);
Editor.InsertText(startLine.Offset, blockStart);
if (Editor.IsSomethingSelected)
{
Editor.SelectionAnchorOffset += blockEnd.Length;
}
}
}
}
bool TryGetLineCommentTag(out string commentTag)
{
var lineComments = TextEditorFactory.GetSyntaxProperties(Editor.MimeType, "LineComment");
if (lineComments == null || lineComments.Length == 0)
{
commentTag = null;
return(false);
}
commentTag = lineComments [0];
return(true);
}
void OnUpdateToggleComment(CommandInfo info)
{
var lineComments = TextEditorFactory.GetSyntaxProperties(Editor.MimeType, "LineComment");
if (lineComments != null && lineComments.Length > 0)
{
info.Visible = true;
return;
}
var blockStarts = TextEditorFactory.GetSyntaxProperties(Editor.MimeType, "BlockCommentStart");
var blockEnds = TextEditorFactory.GetSyntaxProperties(Editor.MimeType, "BlockCommentEnd");
info.Visible = blockStarts != null && blockStarts.Length > 0 && blockEnds != null && blockEnds.Length > 0;
}
public static string[] GetCommentTags(string fileName)
{
//Document doc = IdeApp.Workbench.ActiveDocument;
string loadedMimeType = DesktopService.GetMimeTypeForUri(fileName);
var result = TextEditorFactory.GetSyntaxProperties(loadedMimeType, "LineComment");
if (result != null)
{
return(result);
}
var start = TextEditorFactory.GetSyntaxProperties(loadedMimeType, "BlockCommentStart");
var end = TextEditorFactory.GetSyntaxProperties(loadedMimeType, "BlockCommentEnd");
if (start != null && end != null)
{
return new [] { start[0], end[0] }
}
;
return(null);
}
static string [] GetList(IReadonlyTextDocument document, string name)
{
return(TextEditorFactory.GetSyntaxProperties(document.MimeType, name) ?? emptyList);
}