public SignatureHelpSource(ITextBuffer textBuffer, TextViewTracker textViewTracker) {
Contract.Requires(textBuffer != null);
Contract.Requires(textViewTracker != null);
_textBuffer = textBuffer;
_textViewTracker = textViewTracker;
}
public QuickInfoSource(ITextBuffer textBuffer, ITextViewTracker textViewTracker) {
Contract.Requires(textBuffer != null);
Contract.Requires(textViewTracker != null);
_textBuffer = textBuffer;
_textViewTracker = (TextViewTracker)textViewTracker;
}
public ISignatureHelpSource TryCreateSignatureHelpSource(ITextBuffer textBuffer)
{
Contract.Assume(textBuffer != null);
if (VSServiceProvider.Current == null || VSServiceProvider.Current.ExtensionHasFailed)
{
//If the VSServiceProvider is not initialize, we can't do anything.
return(null);
}
return(VSServiceProvider.Current.Logger.PublicEntry <ISignatureHelpSource>(() => {
if (VSServiceProvider.Current.VSOptionsPage != null && !VSServiceProvider.Current.VSOptionsPage.SignatureHelp)
{
return null;
}
//Can we get the TextViewTracker?
TextViewTracker textViewTracker;
if (TextViewTracker.TryGetTextViewTracker(textBuffer, out textViewTracker))
{
return new SignatureHelpSource(textBuffer, textViewTracker);
}
else
{
return null;
}
}, "TryCreateSignatureHelpSource"));
}
public IQuickInfoSource TryCreateQuickInfoSource(ITextBuffer textBuffer)
{
Contract.Assume(textBuffer != null);
if (VSServiceProvider.Current == null || VSServiceProvider.Current.ExtensionHasFailed)
{
//If the VSServiceProvider is not initialize, we can't do anything.
return(null);
}
return(VSServiceProvider.Current.Logger.PublicEntry <IQuickInfoSource>(() => {
if (VSServiceProvider.Current.VSOptionsPage != null && !VSServiceProvider.Current.VSOptionsPage.QuickInfo)
{
return null;
}
TextViewTracker textViewTracker;
if (TextViewTracker.TryGetTextViewTracker(textBuffer, out textViewTracker))
{
return new QuickInfoSource(textBuffer, textViewTracker);
}
else
{
return null;
}
}, "TryCreateQuickInfoSession"));
}
public static bool TryGetTextViewTracker(ITextBuffer textBuffer, out TextViewTracker textViewTracker) {
Contract.Requires(textBuffer != null);
if (textBuffer.Properties == null) {
textViewTracker = null;
return false;
}
return textBuffer.Properties.TryGetProperty(TextViewTrackerKey, out textViewTracker);
}
public QuickInfoSource(ITextBuffer textBuffer, ITextViewTracker textViewTracker)
{
Contract.Requires(textBuffer != null);
Contract.Requires(textViewTracker != null);
_textBuffer = textBuffer;
_textViewTracker = (TextViewTracker)textViewTracker;
}
public SignatureHelpSource(ITextBuffer textBuffer, ITextViewTracker textViewTracker)
{
Contract.Requires(textBuffer != null);
Contract.Requires(textViewTracker != null);
_textBuffer = textBuffer;
_textViewTracker = (TextViewTracker)textViewTracker;
}
public static bool TryGetTextViewTracker(ITextBuffer textBuffer, out TextViewTracker textViewTracker)
{
Contract.Requires(textBuffer != null);
if (textBuffer.Properties == null)
{
textViewTracker = null;
return(false);
}
return(textBuffer.Properties.TryGetProperty(TextViewTrackerKey, out textViewTracker));
}
private InheritanceTracker(TextViewTracker textViewTracker) {
Contract.Requires(textViewTracker != null);
Contract.Requires(textViewTracker.TextView != null);
if (!AdornmentManager.TryGetAdornmentManager(textViewTracker.TextView, "InheritanceAdornments", out _adornmentManager)) {
ContractsPackageAccessor.Current.Logger.WriteToLog("Inheritance adornment layer not instantiated.");
throw new InvalidOperationException("Inheritance adornment layer not instantiated.");
}
_methodsNeedingContractLookup = new Queue<KeyValuePair<object, MethodDeclarationNode>>();
_propertiesNeedingContractLookup = new Queue<KeyValuePair<Tuple<object, object>, PropertyDeclarationNode>>();
_methodKeys = new HashSet<object>();
_propertyKeys = new HashSet<object>();
_textViewTracker = textViewTracker;
_textViewTracker.LatestCompilationChanged += OnLatestCompilationChanged;
_textViewTracker.LatestSourceFileChanged += OnLatestSourceFileChanged;
_textViewTracker.ProjectTracker.BuildDone += OnBuildDone;
_textViewTracker.TextView.Closed += OnClosed;
}
private InheritanceTracker(TextViewTracker textViewTracker)
{
Contract.Requires(textViewTracker != null);
Contract.Requires(textViewTracker.TextView != null);
if (!AdornmentManager.TryGetAdornmentManager(textViewTracker.TextView, "InheritanceAdornments", out _adornmentManager))
{
ContractsPackageAccessor.Current.Logger.WriteToLog("Inheritance adornment layer not instantiated.");
throw new InvalidOperationException("Inheritance adornment layer not instantiated.");
}
_methodsNeedingContractLookup = new Queue <KeyValuePair <object, MethodDeclarationNode> >();
_propertiesNeedingContractLookup = new Queue <KeyValuePair <Tuple <object, object>, PropertyDeclarationNode> >();
_methodKeys = new HashSet <object>();
_propertyKeys = new HashSet <object>();
_textViewTracker = textViewTracker;
_textViewTracker.LatestCompilationChanged += OnLatestCompilationChanged;
_textViewTracker.LatestSourceFileChanged += OnLatestSourceFileChanged;
_textViewTracker.ProjectTracker.BuildDone += OnBuildDone;
_textViewTracker.TextView.Closed += OnClosed;
}
public static InheritanceTracker GetOrCreateAdornmentTracker(TextViewTracker textViewTracker)
{
Contract.Requires(textViewTracker != null);
Contract.Ensures(Contract.Result <InheritanceTracker>() != null);
return(textViewTracker.TextView.Properties.GetOrCreateSingletonProperty <InheritanceTracker>(InheritanceTrackerKey, delegate { return new InheritanceTracker(textViewTracker); }));
}
/// <summary>
/// When a new text view is created, hook up the various "trackers" (<see cref="TextViewTracker"/>, <see cref="InheritanceTracker"/>, <see cref="QuickInfoTracker"/>).
/// </summary>
/// <param name="textView"></param>
public void TextViewCreated(IWpfTextView textView)
{
Contract.Assume(textView != null);
if (VSServiceProvider.Current == null || VSServiceProvider.Current.ExtensionHasFailed)
{
//If the VSServiceProvider is not initialize, we can't do anything.
return;
}
VSServiceProvider.Current.Logger.PublicEntry(() => {
#region Check if textView is valid
var fileName = textView.GetFileName();
if (fileName == null)
{
VSServiceProvider.Current.Logger.WriteToLog("Couldn't retrieve file name for current view.");
return;
}
if (!File.Exists(fileName))
{
VSServiceProvider.Current.Logger.WriteToLog("Couldn't find file for current view.");
return;
}
#endregion
VSServiceProvider.Current.Logger.WriteToLog("Text view found: " + fileName);
#region Check if textView is a CSharp file
var IsCSharpFile = Path.GetExtension(fileName) == ".cs";
#endregion
#region Get text view properties
var vsTextProperties = VSTextPropertiesProvider.GetVSTextProperties(textView);
#endregion
var vsProject = VSServiceProvider.Current.GetProjectForFile(fileName);//May be null!
ProjectTracker projectTracker = null;
if (vsProject != null)
{
projectTracker = ProjectTracker.GetOrCreateProjectTracker(vsProject);
if (projectTracker != null)
{
textView.Properties.AddProperty(typeof(ProjectTracker), projectTracker);
}
else
{
VSServiceProvider.Current.Logger.WriteToLog("Warning: Couldn't create a 'ProjectTracker', we won't be able to show inheritance contract information for this text view. Close and reopen the text view to try again!");
}
}
#region Check if textView is an editable code file
var IsEditableCodeFile = /*IsCSharpFile &&*/ textView.Roles.Contains("editable") && projectTracker != null; //TODO: We need a stronger check to see if it is a editable code file
#endregion
if (IsEditableCodeFile)
{
textView.GotAggregateFocus += NewFocus;
var textViewTracker = TextViewTracker.GetOrCreateTextViewTracker(textView, projectTracker, vsTextProperties);
//if (VSServiceProvider.Current.VSOptionsPage != null && (VSServiceProvider.Current.VSOptionsPage.InheritanceOnMethods || VSServiceProvider.Current.VSOptionsPage.InheritanceOnProperties)) {
// //var inheritanceAdornmentManager = AdornmentManager.GetOrCreateAdornmentManager(textView, "InheritanceAdornments", outliningManager, VSServiceProvider.Current.Logger);
// //var inheritanceTracker = InheritanceTracker.GetOrCreateAdornmentTracker(textViewTracker);
//}
//var quickInfoTracker = QuickInfoTracker.GetOrCreateQuickInfoTracker(textViewTracker); //Disabled for now, unfinished
}
#region Check if textView is a metadata file
var IsMetadataFile = !IsEditableCodeFile && fileName.Contains('$'); //TODO: We need a strong check to see if it is a metadata file
#endregion
if (IsMetadataFile)
{
if (lastFocus == null || !lastFocus.Properties.ContainsProperty(typeof(ProjectTracker)))
{
VSServiceProvider.Current.Logger.WriteToLog("Couldn't find project for metadata file.");
}
else
{
var outliningManager = OutliningManagerService.GetOutliningManager(textView);
if (outliningManager == null)
{
VSServiceProvider.Current.Logger.WriteToLog("Couldn't get outlining manager for current view.");
return;
}
projectTracker = lastFocus.Properties.GetProperty <ProjectTracker>(typeof(ProjectTracker));
textView.Properties.AddProperty(typeof(ProjectTracker), projectTracker);
textView.GotAggregateFocus += NewFocus;
if (VSServiceProvider.Current.VSOptionsPage != null && VSServiceProvider.Current.VSOptionsPage.Metadata)
{
var metadataAdornmentManager = AdornmentManager.GetOrCreateAdornmentManager(textView, "MetadataAdornments", outliningManager, VSServiceProvider.Current.Logger);
var metadataTracker = MetadataTracker.GetOrCreateMetadataTracker(textView, projectTracker, vsTextProperties);
}
}
}
}, "TextViewCreated");
}
public static InheritanceTracker GetOrCreateAdornmentTracker(TextViewTracker textViewTracker) {
Contract.Requires(textViewTracker != null);
Contract.Ensures(Contract.Result<InheritanceTracker>() != null);
return textViewTracker.TextView.Properties.GetOrCreateSingletonProperty<InheritanceTracker>(InheritanceTrackerKey, delegate { return new InheritanceTracker(textViewTracker); });
}