private void EnsureBufferHasTokenizer(IContentType contentType, ITextBuffer buffer)
{
if (contentType.IsOfType(PowerShellConstants.LanguageName) && !buffer.Properties.ContainsProperty(BufferProperties.PowerShellTokenizer))
{
IPowerShellTokenizationService psts = new PowerShellTokenizationService(buffer);
buffer.PostChanged += (o, args) => psts.StartTokenization();
buffer.Properties.AddProperty(BufferProperties.PowerShellTokenizer, psts);
}
}
private static void TextBufferFactoryService_TextBufferCreated(object sender, TextBufferCreatedEventArgs e)
{
e.TextBuffer.ContentTypeChanged += TextBuffer_ContentTypeChanged;
if (e.TextBuffer.ContentType.IsOfType("PowerShell"))
{
var psts = new PowerShellTokenizationService(e.TextBuffer);
_gotoDefinitionCommand.AddTextBuffer(e.TextBuffer);
e.TextBuffer.ChangedLowPriority += (o, args) => psts.StartTokenization();
e.TextBuffer.Properties.AddProperty("HasTokenizer", true);
}
}
static void TextBuffer_ContentTypeChanged(object sender, ContentTypeChangedEventArgs e)
{
var buffer = sender as ITextBuffer;
if (buffer == null)
{
return;
}
if (e.AfterContentType.IsOfType("PowerShell") && !buffer.Properties.ContainsProperty("HasTokenizer"))
{
var psts = new PowerShellTokenizationService(buffer);
_gotoDefinitionCommand.AddTextBuffer(buffer);
buffer.ChangedLowPriority += (o, args) => psts.StartTokenization();
buffer.Properties.AddProperty("HasTokenizer", true);
}
}