/// <summary>
/// Primary entry point for intellisense. This is where intellisense list is getting created.
/// </summary>
/// <param name="session">Completion session</param>
/// <param name="completionSets">Completion sets to populate</param>
public void AugmentCompletionSession(ICompletionSession session, IList <CompletionSet> completionSets)
{
Debug.Assert(EditorShell.IsUIThread);
IREditorDocument doc = REditorDocument.TryFromTextBuffer(_textBuffer);
if (doc == null)
{
return;
}
int position = session.GetTriggerPoint(_textBuffer).GetPosition(_textBuffer.CurrentSnapshot);
if (!doc.EditorTree.IsReady)
{
doc.EditorTree.InvokeWhenReady((o) => {
RCompletionController controller = ServiceManager.GetService <RCompletionController>(session.TextView);
if (controller != null)
{
controller.ShowCompletion(autoShownCompletion: true);
controller.FilterCompletionSession();
}
}, null, this.GetType(), processNow: true);
}
else
{
PopulateCompletionList(position, session, completionSets, doc.EditorTree.AstRoot);
}
}
private void DismissAsyncSession()
{
if (_asyncSession != null && _asyncSession.Properties != null && _asyncSession.Properties.ContainsProperty(_asyncIntellisenseSession) && !_asyncSession.IsDismissed)
{
RCompletionController controller = ServiceManager.GetService <RCompletionController>(_asyncSession.TextView);
if (controller != null)
{
controller.DismissCompletionSession();
}
}
_asyncSession = null;
}
public static RCompletionController Create(
ITextView textView,
IList<ITextBuffer> subjectBuffers,
ICompletionBroker completionBroker,
IQuickInfoBroker quickInfoBroker,
ISignatureHelpBroker signatureBroker) {
RCompletionController completionController = null;
completionController = ServiceManager.GetService<RCompletionController>(textView);
if (completionController == null) {
completionController = new RCompletionController(textView, subjectBuffers, completionBroker, quickInfoBroker, signatureBroker);
}
return completionController;
}
private void TreeUpdatedCallback()
{
if (_asyncSession == null)
{
return;
}
RCompletionController controller = ServiceManager.GetService <RCompletionController>(_asyncSession.TextView);
_asyncSession = null;
if (controller != null)
{
controller.ShowCompletion(autoShownCompletion: true);
controller.FilterCompletionSession();
}
}
public static RCompletionController Create(
ITextView textView,
IList <ITextBuffer> subjectBuffers,
ICompletionBroker completionBroker,
IQuickInfoBroker quickInfoBroker,
ISignatureHelpBroker signatureBroker)
{
RCompletionController completionController = null;
completionController = ServiceManager.GetService <RCompletionController>(textView);
if (completionController == null)
{
completionController = new RCompletionController(textView, subjectBuffers, completionBroker, quickInfoBroker, signatureBroker);
}
return(completionController);
}
private void HandleF1Help(RCompletionController controller) {
VsAppShell.Current.PostCommand(RGuidList.RCmdSetGuid, RPackageCommandId.icmdHelpOnCurrent);
}
private void HandleCancel(RCompletionController controller) {
// Post interrupt command which knows if it can interrupt R or not
VsAppShell.Current.PostCommand(RGuidList.RCmdSetGuid, RPackageCommandId.icmdInterruptR);
}
private CommandResult HandleEnter(RCompletionController controller) {
// If completion is up, commit it
if (controller.HasActiveCompletionSession) {
// Check for exact match. If applicable span is 'x' and completion is 'x'
// then we don't complete and rather execute. If span is 'x' while
// current completion entry is 'X11' then we complete depending on
// the 'complete on enter' setting.
try {
ICompletionSession session = controller.CompletionSession;
CompletionSet set = session.SelectedCompletionSet;
ITrackingSpan span = set.ApplicableTo;
ITextSnapshot snapshot = span.TextBuffer.CurrentSnapshot;
string spanText = snapshot.GetText(span.GetSpan(snapshot));
if (spanText != set.SelectionStatus.Completion.InsertionText) {
// If selection is does not match typed text,
// control completion depending on the editor setting.
if (set.SelectionStatus.IsSelected && REditorSettings.CommitOnEnter) {
controller.CommitCompletionSession();
controller.DismissAllSessions();
return CommandResult.Executed;
}
}
} catch (Exception) { }
}
controller.DismissAllSessions();
ICompletionBroker broker = VsAppShell.Current.ExportProvider.GetExportedValue<ICompletionBroker>();
broker.DismissAllSessions(TextView);
var interactiveWorkflowProvider = VsAppShell.Current.ExportProvider.GetExportedValue<IRInteractiveWorkflowProvider>();
interactiveWorkflowProvider.GetOrCreate().Operations.ExecuteCurrentExpression(TextView, FormatReplDocument);
return CommandResult.Executed;
}
private void HandleF1Help(RCompletionController controller) {
IVsUIShell uiShell = VsAppShell.Current.GetGlobalService<IVsUIShell>(typeof(SVsUIShell));
Guid gmdSet = RGuidList.RCmdSetGuid;
object o = new object();
// Post interrupt command which knows if it can interrupt R or not
uiShell.PostExecCommand(ref gmdSet, RPackageCommandId.icmdHelpOnCurrent, 0, ref o);
}
