public StreamingFindReferencesProgress(SearchProgressMonitor monitor, MonoDevelopWorkspace workspace)
{
this.monitor = monitor;
this.workspace = workspace;
}
internal static Task FindRefs(SymbolAndProjectId[] symbolAndProjectIds, Solution solution, SearchProgressMonitor monitor = null)
{
bool owningMonitor = false;
if (monitor == null)
{
monitor = IdeApp.Workbench.ProgressMonitors.GetSearchProgressMonitor(true, true);
owningMonitor = true;
}
var workspace = IdeApp.TypeSystemService.Workspace as MonoDevelopWorkspace;
if (workspace == null)
{
return(Task.CompletedTask);
}
return(Task.Run(async delegate {
ITimeTracker timer = null;
var metadata = MonoDevelop.Refactoring.Counters.CreateFindReferencesMetadata();
try {
timer = MonoDevelop.Refactoring.Counters.FindReferences.BeginTiming(metadata);
monitor.BeginTask(GettextCatalog.GetString("Searching..."), 100);
var streamingProgresses = new StreamingFindReferencesProgress [symbolAndProjectIds.Length];
var tasks = new Task [symbolAndProjectIds.Length];
int reportedProgress = 0;
for (int i = 0; i < symbolAndProjectIds.Length; i++)
{
var reportingProgress = new StreamingFindReferencesProgress(monitor, workspace);
reportingProgress.ProgressUpdated = delegate {
double sumOfProgress = 0;
for (int j = 0; j < streamingProgresses.Length; j++)
{
sumOfProgress += streamingProgresses [j].Progress;
}
int newProgress = (int)((sumOfProgress / streamingProgresses.Length) * 100);
if (newProgress > reportedProgress)
{
lock (streamingProgresses) {
if (newProgress > reportedProgress)
{
monitor.Step(newProgress - reportedProgress);
reportedProgress = newProgress;
}
}
}
};
streamingProgresses [i] = reportingProgress;
}
for (int i = 0; i < tasks.Length; i++)
{
tasks [i] = SymbolFinder.FindReferencesAsync(
symbolAndProjectIds [i],
solution,
streamingProgresses [i],
null,
FindReferencesSearchOptions.GetFeatureOptionsForStartingSymbol(symbolAndProjectIds [i].Symbol),
monitor.CancellationToken
);
}
await Task.WhenAll(tasks);
} catch (OperationCanceledException) {
} catch (Exception ex) {
metadata.SetFailure();
if (monitor != null)
{
monitor.ReportError("Error finding references", ex);
}
else
{
LoggingService.LogError("Error finding references", ex);
}
} finally {
if (owningMonitor)
{
monitor.Dispose();
}
if (monitor.CancellationToken.IsCancellationRequested)
{
metadata.SetUserCancel();
}
if (timer != null)
{
timer.Dispose();
}
}
}));
}