Stream ICodeGenerator.Generate( CodeGeneratorContext context )
{
Contract.Requires<ArgumentNullException>( context != null, "context" );
Contract.Ensures( Contract.Result<Stream>() != null );
Contract.Ensures( Contract.Result<Stream>().CanRead );
Contract.Ensures( Contract.Result<Stream>().Position == 0L );
return null;
}
int IVsSingleFileGenerator.Generate( string wszInputFilePath, string bstrInputFileContents, string wszDefaultNamespace, IntPtr[] rgbOutputFileContents, out uint pcbOutput, IVsGeneratorProgress pGenerateProgress )
{
Debug.Assert( rgbOutputFileContents != null, "rgbOutputFileContents is null" );
Debug.Assert( rgbOutputFileContents.Length > 0, "rgbOutputFileContents is zero-length" );
var serviceProvider = site == null ? ServiceProvider.Current : new VisualStudioServiceProvider( (IOleServiceProvider) site );
var context = new CodeGeneratorContext( wszInputFilePath, bstrInputFileContents, wszDefaultNamespace, new VsProgressAdapter( pGenerateProgress ), serviceProvider );
try
{
// generate content as stream
using ( var stream = Generate( context ) )
{
var temp = stream as MemoryStream;
var size = (int) stream.Length;
byte[] buffer;
if ( temp == null )
{
buffer = new byte[size];
stream.Read( buffer, 0, size );
}
else
{
buffer = temp.ToArray();
}
rgbOutputFileContents[0] = Marshal.AllocCoTaskMem( size );
Marshal.Copy( buffer, 0, rgbOutputFileContents[0], size );
pcbOutput = (uint) size;
}
}
catch ( Exception ex )
{
rgbOutputFileContents[0] = IntPtr.Zero;
pcbOutput = 0U;
context.Progress.ReportError( SR.GenerateError.FormatDefault( ex.Message ) );
throw;
}
finally
{
var disposable = serviceProvider as IDisposable;
if ( disposable != null )
disposable.Dispose();
}
return 0;
}
/// <summary> /// Generates the code content using the provided context. /// </summary> /// <param name="context">The <see cref="">context</see> used to generate content.</param> /// <returns>A <see cref="Stream">stream</see> containing the generated content.</returns> protected abstract Stream Generate( CodeGeneratorContext context );