虚心求教,该如何解决
虚心求教
我想把stringgrid当中的数据全部保存起来 打算用TfileStream 数据流去读取和保存 请问怎么做呢 本人不怎么懂,虚心听教
------解决方案--------------------
我想把stringgrid当中的数据全部保存起来 打算用TfileStream 数据流去读取和保存 请问怎么做呢 本人不怎么懂,虚心听教
------解决方案--------------------
- C/C++ code
// 将StringGrid中的内容保存到文件中 int __fastcall CrnSaveStringGridToFile(TStringGrid *sg, String strFileName) { TStringList *lst = new TStringList; String strLine; int nResult = 0, i, j; for (i = sg->FixedRows; i < sg->RowCount; i++) { strLine = ""; for (j = sg->FixedCols; j < sg->ColCount; j++) { strLine += sg->Cells[i][j] + '\t'; } lst->Add(strLine); } lst->SaveToFile(strFileName); nResult = lst->Count; delete lst; return nResult; } // 从文件中装载StringGrid int __fastcall CrnLoadStringGridFromFile(TStringGrid *sg, String strFileName) { TStringList *lstRows = new TStringList; TStringList *lstLine = new TStringList; lstRows->LoadFromFile(strFileName); if (sg->RowCount < lstRows->Count) sg->RowCount = lstRows->Count + sg->FixedRows; int i, j, nResult = 0; String strLine; lstLine->Delimiter = '\t'; for (i = 0; i < lstRows->Count; i++) { lstLine->DelimitedText = lstRows->Strings[i]; if (sg->ColCount < lstLine->Count) sg->ColCount = lstLine->Count + sg->FixedCols; for (j = 0; j < lstLine->Count; j++) { sg->Cells[i + sg->FixedRows][j + sg->FixedCols] = lstLine->Strings[j]; } nResult++; } delete lstLine; delete lstRows; return nResult; }