Example #1
0
/// <summary>
/// Method to get bitmap
/// </summary>
/// <param name="index"></param>
/// <returns></returns>

        private GetImageBitmapArgs GetImageBitmap(CellInfo ci, DataRowMx dr, int listSourceRowIndex, object fieldValue, ImageMx imageMx, int callId)
        {
            DateTime t0 = DateTime.Now;

            QueryManager     qm   = Grid.QueryManager;
            ResultsFormatter fmtr = qm.ResultsFormatter;

            FormattedFieldInfo ffi = fmtr.FormatField(ci.Rt, ci.TableIndex, ci.Rfld, ci.FieldIndex, dr, listSourceRowIndex, fieldValue, ci.DataRowIndex, false);

            if (ffi.FormattedBitmap == null)
            {
                ffi.FormattedBitmap = new Bitmap(1, 1);
            }
            imageMx.FormattedBitmap = ffi.FormattedBitmap;     // store ref to bitmap
            imageMx.Value           = imageMx.FormattedBitmap; // value is also the bitmap

            imageMx.IsRetrievingValue = false;                 // retrieve is complete

            StoreFormattingInformationInMdt(ffi, fieldValue, dr, ci, imageMx);

            //if (Debug)
            ClientLog.Message("GetImageBitmap complete for callId: " + callId + ", Time(ms) = " + TimeOfDay.Delta(t0));

            GetImageBitmapArgs a = new GetImageBitmapArgs();

            a.ci = ci;
            a.dr = dr;
            a.listSourceRowIndex = listSourceRowIndex;
            a.fieldValue         = fieldValue;
            a.imageMx            = imageMx;
            a.callId             = callId;
            return(a);
        }
Example #2
0
/// <summary>
/// Callback after image is retrieved refreshes the grid with the new value
/// </summary>
/// <param name="r"></param>

        void ImageBitmapRetrieved(IAsyncResult r)
        {
            GetImageBitmapDelegate d = (r as AsyncResult).AsyncDelegate as GetImageBitmapDelegate;

            GetImageBitmapArgs args = d.EndInvoke(r);             // end invoke and get the handle of the row that has been updated

            RefreshGridForImageValue();
            if (DebugDetails)
            {
                ClientLog.Message("ImageBitmapRetrieved callback called for callId: " + args.callId);
            }
        }