void RegisterCommandEvents()
{
var runner = CsvCommandRunner.GetInstance();
runner.OnSuccess += Runner_OnSuccess;
runner.OnError += Runner_OnError;
}
public static CsvCommandRunner GetInstance()
{
if (instance == null)
{
instance = new CsvCommandRunner();
}
return(instance);
}
void DisplayAll()
{
if (csv == null)
{
MessageBox.Show("请先打开文件");
return;
}
CsvCommandRunner.GetInstance().Run(csv, "select * where 1");
}
bool RunCommand(string s)
{
if (csv == null)
{
MessageBox.Show("请先打开文件");
return(false);
}
var runner = CsvCommandRunner.GetInstance();
var r = runner.Run(csv, s);
return(r != null);
}
private void Runner_OnSuccess(CsvCommand cmd, CsvCommandQueryResult result)
{
switch (cmd.CommandType)
{
case CsvCommandType.Select:
lastSelectCommand = cmd;
break;
}
switch (result.Type)
{
case CsvCommandQueryResultType.Csv:
DisplayCsv(result.Csv);
break;
case CsvCommandQueryResultType.Int:
if (lastSelectCommand != null)
{
CsvCommandRunner.GetInstance().Run(csv, lastSelectCommand);
}
UpdateText();
break;
}
}
