//异步访问控件
private void SetLableText(string msg)
{
if (lblProgress.InvokeRequired)
{
var set = new SetProcess(SetLableText);
//委托的方法参数应和SetCalResult一致
//此方法第二参数用于传入方法,代替形参result
lblProgress.Invoke(set, new object[] { msg });
}
else
{
lblProgress.Text = msg;
}
}
private void Execute()
{
if (_commandIndex >= ProcessContext.Request.Commands.Length)
{
FinishExecute();
return;
}
var command = ProcessContext.Request.Commands[_commandIndex];
try
{
switch (command.Type)
{
case CommandType.ReleaseConnection: ReleaseConnectionProcess.Execute(this, command as ReleaseConnectionCommand); break;
case CommandType.OpenTransaction: OpenTransactionProcess.Execute(this, command as OpenTransactionCommand); break;
case CommandType.CommitTransaction: CommitTransactionProcess.Execute(this, command as CommitTransactionCommand); break;
case CommandType.RollbackTransaction: RollbackTransactionProcess.Execute(this, command as RollbackTransactionCommand); break;
case CommandType.WithDatabase: WithDatabaseProcess.Execute(this, command as WithDatabaseCommand); break;
case CommandType.WithTable: WithTableProcess.Execute(this, command as WithTableCommand); break;
case CommandType.Set: SetProcess.Execute(this, command as SetCommand); break;
case CommandType.Select: SelectProcess.Execute(this, command as SelectCommand); break;
}
}
catch (Exception err)
{
HandleExecuteError(err);
}
}
//异步访问控件
private void SetLableText(string msg)
{
if (lblProgress.InvokeRequired)
{
var set = new SetProcess(SetLableText);
//委托的方法参数应和SetCalResult一致
//此方法第二参数用于传入方法,代替形参result
lblProgress.Invoke(set, new object[] { msg });
}
else
{
lblProgress.Text = msg;
}
}
