private void Lsv_LinkList_MouseDoubleClick(object sender, MouseEventArgs e)
{
int index = lsv_LinkList.SelectedItems.Count;
if (index > 0 && XtraMessageBox.Show("是否打开文件？", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
ListViewItem item = lsv_LinkList.SelectedItems[0];
string filePath = item.SubItems[1].Text;
if (!string.IsNullOrEmpty(filePath) && File.Exists(filePath))
{
WinFormOpenHelper.OpenWinForm(Handle.ToInt32(), "open", filePath, null, null, ShowWindowCommands.SW_NORMAL);
}
}
}
private void DownloadButton_MouseDown(object sender, MouseEventArgs e)
{
if (e.Button == MouseButtons.Left)
{
object viewRow = view.GetFocusedRow();
if (viewRow != null)
{
object type = ((DataRowView)viewRow).Row.ItemArray[0];
if ("项目/课题清单".Equals(type))
{
XtraMessageBox.Show("此类别文件不可下载", "提示", MessageBoxButtons.OK, MessageBoxIcon.Asterisk);
return;
}
folderBrowserDialog1.Description = "选择文件保存路径";
if (folderBrowserDialog1.ShowDialog() == DialogResult.OK)
{
string savePath = folderBrowserDialog1.SelectedPath;
object id = ((DataRowView)viewRow).Row.ItemArray[1];
object name = ((DataRowView)viewRow).Row.ItemArray[2];
SqlConnection con = SqlHelper.GetConnect();
string querySQL = $"SELECT at_entity FROM Attachment WHERE at_id='{id}'";
SqlDataAdapter dataAdapter = new SqlDataAdapter(querySQL, con);
DataSet dataSet = new DataSet();
dataAdapter.Fill(dataSet);
Byte[] fileByte = (Byte[])dataSet.Tables[0].Rows[0]["at_entity"];
BinaryWriter bw = new BinaryWriter(File.Open(savePath + "\\" + name, FileMode.OpenOrCreate, FileAccess.Write));
bw.Write(fileByte);
bw.Close();
if (XtraMessageBox.Show("文件下载成功。\r\n是否打开文件所在地址", "提示", MessageBoxButtons.YesNo, MessageBoxIcon.Asterisk) == DialogResult.Yes)
{
WinFormOpenHelper.OpenWinForm(0, "open", null, null, savePath, ShowWindowCommands.SW_NORMAL);
}
}
}
}
}
