从datagridview当前行单元格打印图像 [英] Image Printing from datagridview Current Row Cells

问题描述

你好，

i在这里需要一些帮助..我不知道该怎么做，

i有表格包含datagridview我要打印（到一个paper）来自datagridview的图片，

我需要从我点击的Current Row获取图像数据。有人可以帮忙吗？

这里是我一直在尝试的代码

hello,
i need some help here.. I don't know how to do this,,
i have form contains datagridview and i want to print (to a paper) an image from the datagridview,
and i need to get the image data from Current Row that i clicked. Can someone help please?
here is the code i've been trying

private void PrintDocument1_PrintPage(System.Object sender, System.Drawing.Printing.PrintPageEventArgs e)
        {
            byte[] gambar = new byte[0];
            gambar = (byte[])(dgv_ProductData.CurrentRow.Cells[5].Value);
            MemoryStream ms = new MemoryStream(gambar);
            Size sz = new Size();
            Bitmap bm = new Bitmap(ms);
            e.Graphics.DrawImage(bm, 0, 0);
        }

        private void btn_Print_Click(object sender, EventArgs e)
        {
            printPreviewDialog1.Document = printDocument1;
            printPreviewDialog1.ShowDialog();
        }

推荐答案

啊，这是我的愚蠢错误，我意外地删除了我的处理程序..对不起家伙

ahh,, its my stupid mistake,, i accidently delete my handler.. Sorry guys

private void PrintDocument1_PrintPage(System.Object sender, System.Drawing.Printing.PrintPageEventArgs e)
{
    byte[] gambar = new byte[0];
    gambar = (byte[])(dgv_ProductData.CurrentRow.Cells[5].Value);
    MemoryStream ms = new MemoryStream(gambar);
    Bitmap bm = new Bitmap(ms);
    e.Graphics.DrawImage(bm, 0, 0);
}

private void btn_Print_Click(object sender, EventArgs e)
{
    printPreviewDialog1.Document = printDocument1;
    printPreviewDialog1.ShowDialog();
    printDialog1.ShowDialog();
}

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