C#

John Simmons / outlaw programmer wrote:

Immediately after processing the call to DownloadFileAsync, the application terminates

John Simmons / outlaw programmer wrote:

Also, the call to DownloadFileAsync is contained within a try/catch block and I'm not getting any indication of an exception.

N a v a n e e t h wrote:

Without any error message ? Have you looked at the event viewer for any error report.

frameDimension = System.Drawing.Imaging.FrameDimension.Page
pageCount = inputFile.GetFrameCount(frameDimension)
For x As Integer = 0 To pageCount - 1
   'set page x as the active frame
   inputFile.SelectActiveFrame(frameDimension, x)
   nextPage = New System.Drawing.Bitmap(inputFile) 'may need overload for size
   'outputBitmap.SaveAdd(nextPage, encParams) <--blows up on me... you may not need to worry about it.
Next 'x

bmpImage = New System.Drawing.Bitmap(InputTIFFFile)
intTIFFPages = iTextSharp.text.pdf.codec.TiffImage.GetNumberOfPages(objRA)
For c As Integer = 0 To intTIFFPages - 1
   objImage = iTextSharp.text.pdf.codec.TiffImage.GetTiffImage(objRA, c + 1)
   'Do stuff with your images here.
Next 'c

string tifimgFileNM = "c:\\images\\test.tif";
Bitmap tifImg = new Bitmap(tifimgFileNM);

int pageCount = tifImg.GetFrameCount(FrameDimension.Page);
if (pageCount > 1)
    {
    for (int i = 0; i < pageCount; i++)
        {
        tifImg.SelectActiveFrame(FrameDimension.Page, 0);

        Bitmap img = (Bitmap)tifImg.Clone();

        //XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
         }
    }

PictBox.Load("c:\\images\test.tif");

        int pageCount;
        int curPage;
        List<bitmap> tifPages;

        private void Form1_Load(object sender, EventArgs e)
        {
            string tifimgFileNM = ".\\multipage.tif";
            Bitmap tifImg = new Bitmap(tifimgFileNM);
            pageCount = tifImg.GetFrameCount(FrameDimension.Page);
            tifPages = new List<bitmap>(pageCount);
            
            if (pageCount > 1)
            {
                for (int i = 0; i < pageCount; i++)
                {
                    tifImg.SelectActiveFrame(FrameDimension.Page, i);
                    Bitmap tmp = new Bitmap(tifImg.Width, tifImg.Height);
                    Graphics g = Graphics.FromImage(tmp);
                    g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.NearestNeighbor;
                    g.DrawImageUnscaled(tifImg, 0, 0);
                    g.Dispose();
                    tifPages.Add(tmp);
                } //for (int i = 0; i < pageCount; i++)
            } //if (pageCount > 1)

            curPage = 0;
            PictBox.Image = tifPages[curPage];
            PictBox.Refresh();
            lblPageNo.Text = "Page " + Convert.ToString(curPage + 1) + " of " + Convert.ToString(pageCount);

        } //private void Form1_Load(object sender, EventArgs e)

        private void btnNext_Click(object sender, EventArgs e)
        {
            curPage++;
            if (curPage + 1 > pageCount)
            {
                btnNext.Enabled = false;
            }
            else
            {
                btnNext.Enabled = true;
            }
            PictBox.Image = tifPages[curPage];
            PictBox.Refresh();
            lblPageNo.Text = "Page " + Convert.ToString(curPage + 1) + " of " + Convert.ToString(pageCount);
        }

        private void btnPrev_Click(object sender, EventArgs e)
        {
            curPage--;
            if (curPage - 1 < 0)
            {
                btnPrev.Enabled = false;
            }
            else
            {
                btnPrev.Enabled = true;
            }
            PictBox.Image = tifPages[curPage];
            PictBox.Refresh();
            lblPageNo.Text = "Page " + Convert.ToString(curPage + 1) + " of " + Convert.ToString(pageCount);
        } 
    } //public partial class Form1 : Form
</bitmap></bitmap>

smesser wrote:

BTW Your answer didn't have the Yes or No question.

smesser wrote:

not under the contraints I layed out