private void treeDb_AfterSelect(object sender, TreeViewEventArgs e)
{
if (!db.IsOpen)
{
return;
}
dataGrid.SuspendLayout();
if (e.Node.ImageIndex == 0)
{ // Database node
dataGrid.ReadOnly = true;
dataGrid.DataSource = DatabaseInfoLocale(db.DatabaseInfo);
rtbDdl.Text = db.GetDatabaseDdl();
sqlParserDdl.Update();
}
else
{ // Table node
dataGrid.ReadOnly = cbReadOnly.SelectedIndex == 0;
dataGrid.Columns.Clear();
if (tabControl1.SelectedIndex == 0)
{
dataGrid.DataSource = db.GetTableData(e.Node.Text, null, SortOrder.None);
rtbDdl.Text = db.GetTableDdl(e.Node.Name, true, true, true, true);
}
else
{
rtbDdl.Text = db.GetTableDdl(e.Node.Name, true, true, true, true);
dataGrid.DataSource = db.GetTableData(e.Node.Text, null, SortOrder.None);
}
}
dataGrid.AllowUserToAddRows = dataGrid.AllowUserToDeleteRows = !dataGrid.ReadOnly;
dataGrid.ResumeLayout();
}
private string GetExportData(SqlCeDb db, TreeView treeView)
{
StringBuilder ddl = new StringBuilder();
foreach (TreeNode node in treeView.Nodes)
{
StringBuilder sb = new StringBuilder();
int count = 0;
if (node.Checked)
{
foreach (TreeNode n in node.Nodes)
{
if (n.Checked)
{
sb.Append("[" + n.Text + "], ");
count++;
}
}
}
if (count == 0)
{
continue;
}
string schema = db.GetTableDdl(node.Text, true, false, false, false);
string identity = db.GetAutoincNext(node.Text);
if (identity != null)
{
ddl.AppendLine("SET IDENTITY_INSERT [" + node.Text + "] ON;" + Environment.NewLine);
}
string fields = sb.ToString().TrimEnd(',', ' ');
string sqlSelect = "SELECT " + fields + " FROM [" + node.Text + "]";
IDataReader dr = (IDataReader)db.ExecuteSql(sqlSelect, false);
object[] values = new object[count];
while (dr.Read())
{
ddl.Append("INSERT INTO [" + node.Text + "] (" + fields + ") VALUES (");
dr.GetValues(values);
for (int i = 0; i < count; i++)
{
string s;
if (dr.IsDBNull(i))
{
s = "NULL";
}
else
{
CultureInfo ci = Thread.CurrentThread.CurrentCulture;
Thread.CurrentThread.CurrentCulture = CultureInfo.InvariantCulture;
Type t = values[i].GetType();
bool numeric = t == typeof(Byte) || t == typeof(Int16) || t == typeof(Int32) ||
t == typeof(Int64) || t == typeof(Decimal) || t == typeof(Double) || t == typeof(Single);
if (t == typeof(Byte[]))
{
s = "0x" + BitConverter.ToString(values[i] as Byte[]).Replace("-", "");
}
else if (t == typeof(DateTime))
{
s = "'" + ((DateTime)values[i]).ToString("yyyy.MM.dd HH:mm:ss.fff") + "'";
}
else
{
s = numeric ? values[i].ToString() : "'" + values[i].ToString().Replace("'", "''") + "'";
}
Thread.CurrentThread.CurrentCulture = ci;
}
ddl.Append(s);
if (i < count - 1)
{
ddl.Append(", ");
}
}
ddl.AppendLine(");" + Environment.NewLine);
}
dr.Close();
if (identity != null)
{
ddl.AppendLine("SET IDENTITY_INSERT [" + node.Text + "] OFF;" + Environment.NewLine);
}
}
return(ddl.ToString());
}
