private void Complete()
{
if (_connection != null)
{
_connection.Transaction = null;
}
_connection = null;
_completed = true;
}
internal TaosTransaction(TaosConnection connection, IsolationLevel isolationLevel)
{
_connection = connection;
_isolationLevel = isolationLevel;
//connection.ExecuteNonQuery(
// IsolationLevel == IsolationLevel.Serializable
// ? "BEGIN IMMEDIATE;"
// : "BEGIN;");
}
public async void Connect(TaosConnectionStringBuilder connectionString)
{
lblCursor.Text = Resources.Opening + connectionString.DataSource;
lblElapsed.Text = Resources.Reading;
prgRunning.Style = ProgressBarStyle.Marquee;
btnConnect.Enabled = false;
try
{
_db = await this.AsyncConnect(connectionString);
// force open database
var uv = _db.ServerVersion;
}
catch (Exception ex)
{
_db?.Dispose();
_db = null;
MessageBox.Show(ex.Message, Resources.Error, MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
finally
{
lblCursor.Text = "";
lblElapsed.Text = "";
prgRunning.Style = ProgressBarStyle.Blocks;
btnConnect.Enabled = true;
}
btnConnect.Enabled = true;
lblCursor.Text = "";
prgRunning.Style = ProgressBarStyle.Blocks;
_connectionString = connectionString;
_codeCompletion.UpdateCodeCompletion(_db);
btnConnect.Text = Resources.Disconnect;
this.UIState(true);
tabSql.TabPages.Add("+", "+");
this.LoadTreeView();
this.AddNewTab("(none)", "");
txtSql.Focus();
}
private void Disconnect()
{
foreach (var tab in tabSql.TabPages.Cast <TabPage>().Where(x => x.Name != "+").ToArray())
{
var task = tab.Tag as TaskData;
task.ThreadRunning = false;
task.WaitHandle.Set();
}
// clear all tabs and controls
tabSql.TabPages.Clear();
txtSql.Clear();
grdResult.Clear();
txtResult.Clear();
tvwDatabase.Nodes.Clear();
btnConnect.Text = Resources.Connect;
this.UIState(false);
tvwDatabase.Focus();
tlbMain.Enabled = false;
lblCursor.Text = Resources.Closing;
try
{
_db?.Dispose();
_db = null;
lblCursor.Text = "";
tlbMain.Enabled = true;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, Resources._ERROR, MessageBoxButtons.OK, MessageBoxIcon.Stop);
}
}
