运行时出现“集合所要求的成员不存在”是什么情况？

笑花啦 2014-06-15 08:51:40

[code=csharpprivate void button5_Click(object sender, EventArgs e)
{

if (dataGridView1.Rows.Count == 0)
{
MessageBox.Show("没有数据可供导出！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
else
{
SaveFileDialog sfile=new SaveFileDialog();
sfile.AddExtension = true;
sfile.DefaultExt = ".doc";
sfile.Filter = "(*.doc)|*.doc";
if (sfile.ShowDialog() == DialogResult.OK)
{

object path = sfile.FileName;
Object none = System.Reflection.Missing.Value;
Microsoft.Office.Interop.Word.Application wordApp = new Microsoft.Office.Interop.Word.Application();
Microsoft.Office.Interop.Word._Document document = wordApp.Documents.Add(ref none, ref none, ref none, ref none);
//建立表格
Microsoft.Office.Interop.Word.Table table = document.Tables.Add(document.Paragraphs.Last.Range, dataGridView1.Rows.Count, dataGridView1.Columns.Count, ref none, ref none);
try
{
ProgressBar progreesBar=new ProgressBar();
for( int i = 0; i < dataGridView1.Columns.Count; i++)//设置标题
{
table.Cell(1, i + 1).Range.Text = dataGridView1.Columns[i].HeaderText;
}
for (int j = 1; j < dataGridView1.Rows.Count; j++)//填充数据
{
for (int k = 0; k < dataGridView1.Columns.Count; k++)
{
table.Cell(j + 1, j + 1).Range.Text = dataGridView1[k, j - 1].Value.ToString();
}

progreesBar.Value += 100 / dataGridView1.RowCount;

}
document.SaveAs(ref path, ref none, ref none, ref none, ref none, ref none, ref none, ref none, ref none, ref none, ref none, ref none, ref none, ref none, ref none, ref none);
document.Close(ref none, ref none, ref none);
progreesBar.Value = 100;
MessageBox.Show("数据已经成功导出到：" + sfile.FileName.ToString(), "导出完成", MessageBoxButtons.OK, MessageBoxIcon.Information);
progreesBar.Value = 0;
progreesBar.Visible = false;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "友情提示", MessageBoxButtons.OK);
}
finally
{
// wordApp.Quit(ref none, ref none, ref none);

}
}
}
}][/code]

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