public override async Task <TooltipItem> GetItem(Ide.Editor.TextEditor editor, DocumentContext ctx, int offset, CancellationToken token = default(CancellationToken))
{
var results = new List <Result> ();
int markerOffset = -1, markerEndOffset = -1;
foreach (var marker in editor.GetTextSegmentMarkersAt(offset))
{
if (marker.Tag is Result result)
{
if (result.Level == Microsoft.CodeAnalysis.DiagnosticSeverity.Hidden && result.InspectionMark == IssueMarker.WavedLine)
{
continue;
}
if (markerOffset < 0)
{
markerOffset = marker.Offset;
markerEndOffset = marker.EndOffset;
}
else
{
markerOffset = Math.Max(markerOffset, marker.Offset);
markerEndOffset = Math.Min(markerEndOffset, marker.EndOffset);
}
results.Add(result);
}
}
if (results.Count == 0)
{
return(null);
}
var sb = StringBuilderCache.Allocate();
sb.Append("<span font='");
sb.Append(IdeServices.FontService.SansFontName);
sb.Append("' size='small'>");
int minOffset = int.MaxValue;
int maxOffset = -1;
bool floatingWidgetShown = false;
for (int i = 0; i < results.Count; i++)
{
var r = results [i];
var escapedMessage = Ambience.EscapeText(r.Message);
if (i > 0)
{
sb.AppendLine();
}
minOffset = Math.Min(minOffset, r.Region.Start);
maxOffset = Math.Max(maxOffset, r.Region.End);
floatingWidgetShown |= r.InspectionMark == IssueMarker.WavedLine;
if (results.Count > 1)
{
string severity;
HslColor color;
switch (r.Level)
{
case Microsoft.CodeAnalysis.DiagnosticSeverity.Info:
severity = GettextCatalog.GetString("Info");
editor.Options.GetEditorTheme().TryGetColor(EditorThemeColors.UnderlineSuggestion, out color);
break;
case Microsoft.CodeAnalysis.DiagnosticSeverity.Warning:
severity = GettextCatalog.GetString("Warning");
editor.Options.GetEditorTheme().TryGetColor(EditorThemeColors.UnderlineWarning, out color);
break;
case Microsoft.CodeAnalysis.DiagnosticSeverity.Error:
severity = GettextCatalog.GetString("Error");
editor.Options.GetEditorTheme().TryGetColor(EditorThemeColors.UnderlineError, out color);
break;
default:
severity = "?";
editor.Options.GetEditorTheme().TryGetColor(EditorThemeColors.UnderlineSuggestion, out color);
break;
}
sb.AppendFormat("<span foreground ='{2}'font_weight='bold'>{0}</span>: {1}", severity, escapedMessage, color.ToPangoString());
}
else
{
sb.Append(escapedMessage);
}
}
sb.Append("</span>");
CodeActions.CodeActionContainer tag = null;
try {
var ad = ctx.AnalysisDocument;
var root = await ad.GetSyntaxRootAsync(token);
if (root.Span.End < offset)
{
LoggingService.LogError($"Error in ResultTooltipProvider.GetItem offset {offset} not inside syntax root {root.Span.End} document length {editor.Length}.");
}
else
{
var codeFixService = Ide.Composition.CompositionManager.Instance.GetExportedValue <ICodeFixService> ();
var span = new TextSpan(offset, 0);
var fixes = await codeFixService.GetFixesAsync(ad, span, true, token);
var codeRefactoringService = Ide.Composition.CompositionManager.Instance.GetExportedValue <Microsoft.CodeAnalysis.CodeRefactorings.ICodeRefactoringService> ();
var refactorings = await codeRefactoringService.GetRefactoringsAsync(ad, span, token);
tag = new CodeActions.CodeActionContainer(fixes, refactorings)
{
Span = new TextSpan(minOffset, Math.Max(0, maxOffset - minOffset)),
FloatingWidgetShown = floatingWidgetShown
};
}
} catch (AggregateException ae) {
ae.Flatten().Handle(aex => aex is OperationCanceledException);
} catch (OperationCanceledException) {
} catch (TargetInvocationException ex) {
if (!(ex.InnerException is OperationCanceledException))
{
throw;
}
}
if (tag == null)
{
return(null);
}
var tooltipInfo = new TaggedTooltipInformation <CodeActions.CodeActionContainer> {
SignatureMarkup = StringBuilderCache.ReturnAndFree(sb),
Tag = tag
};
return(new TooltipItem(tooltipInfo, markerOffset, markerEndOffset - markerOffset));
}
