/// <summary>
/// Registers for code model events.
/// </summary>
private void AdviseCodeModelEvents()
{
try
{
languageService.OnFileCodeModelChanged += OnFileCodeModelChanged;
var dte2 = dte as DTE2;
if (dte2 == null)
{
throw new NullReferenceException("dte2 is NULL");
}
var events2 = dte2.Events as Events2;
if (events2 == null)
{
throw new NullReferenceException("events2 is NULL");
}
codeModelEvents = events2.get_CodeModelEvents(null);
if (codeModelEvents != null)
{
codeModelEvents.ElementAdded += codeModelEvents_Added;
codeModelEvents.ElementChanged += codeModelEvents_Changed;
codeModelEvents.ElementDeleted += codeModelEvents_Deleted;
}
}
catch (ArgumentException)
{
// Failed to get CodeModelEvents, this should not occur.
SourceOutlineToolWindow.DisplayMessage(Resources.ErrorPrefix, "Failed to get Code Model events.");
throw;
}
}
/// <summary>
/// Raised when a CodeElement object has been changed.
/// </summary>
/// <param name="modifiedElement">The CodeElement that was changed.</param>
/// <param name="iChangeType">The type of change event that was fired.</param>
private void codeModelEvents_Changed(CodeElement modifiedElement, vsCMChangeKind iChangeType)
{
try
{
if (CurrentFileManager == null)
{
return;
}
ForceReload();
}
catch (Exception ex)
{
SourceOutlineToolWindow.DisplayMessage(Resources.ErrorPrefix, "codeModelEvents_Changed exception: " + ex);
}
}
/// <summary>
/// Raised when a FileCodeModel object has been changed.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void OnFileCodeModelChanged(object sender, FileCodeModelChangedEventArgs e)
{
try
{
if (CurrentFileManager == null)
{
return;
}
SourceOutlineToolWindow.DisplayMessage(Resources.StatusPrefix, "OnFileCodeModelChanged fired.");
control.Invoke(new MethodInvoker(ForceReload));
}
catch (Exception ex)
{
SourceOutlineToolWindow.DisplayMessage(Resources.ErrorPrefix, "OnFileCodeModelChanged exception: " + ex);
}
}
/// <summary>
/// Raised when a CodeElement object has been deleted.
/// </summary>
/// <param name="parent">The parent object for the CodeElement.</param>
/// <param name="deletedElement">The CodeElement object that was deleted.</param>
private void codeModelEvents_Deleted(object parent, CodeElement deletedElement)
{
try
{
if (CurrentFileManager == null)
{
return;
}
if (!CurrentFileManager.FileIsOutlined)
{
ForceReload();
return;
}
fileManager.OnCodeModelElementDeleted(parent, deletedElement);
}
catch (Exception ex)
{
SourceOutlineToolWindow.DisplayMessage(Resources.ErrorPrefix, "codeModelEvents_Deleted exception: " + ex);
}
}
/// <summary>
/// Raised when a CodeElement object has been created.
/// </summary>
/// <param name="newElement">The CodeElement object that was added.</param>
private void codeModelEvents_Added(CodeElement newElement)
{
try
{
if (CurrentFileManager == null)
{
return;
}
if (!CurrentFileManager.FileIsOutlined)
{
ForceReload();
return;
}
control.ShowWaitWhileReadyMessage();
fileManager.OnCodeModelElementAdd(newElement);
control.HideWaitWhileReadyMessage();
}
catch (Exception ex)
{
SourceOutlineToolWindow.DisplayMessage(Resources.ErrorPrefix, "codeModelEvents_Added exception: " + ex);
}
}
