有关DBChart的问题:Series1->DataSources=Query1出错,原程序如下:
void __fastcall TForm1::BitBtn1Click(TObject *Sender)
{
Screen->Cursor=crHourGlass;
Query1->Close();
Series1->XLabelsSource="";
Series1->YValues->ValueSource="";
Query1->SQL->Clear();
Query1->SQL=Memo1->Lines;
Query1->Open();
//把Query1产生的DataSet指定给Series的DataSource属性,问题出在这!!
Series1->DataSources=Query1;
Series1->XLabelsSource=Query1->Fields->Fields[0]->FieldName;
Series1->YValues->ValueSource=Query1->Fields->Fields[1]->FieldName;
Screen->Cursor=crDefault;
}
提示错误:
[C++ Error] Unit1.cpp(33): E2034 Cannot convert 'TQuery *' to 'TList *'.
不知应该怎样才能解决这个问题?