C++ Builder : , ++ .
: , , .
C++ Builder. Memo ( ) Button, : "", "", "", "". SaveDialog OpenDialog. , . . 4.
. 4
Memo , .
Clear() .
, , Lines, .
Count ( ). .
Add(s) s .
Delete(n) n.
Insert (n, s) s n.
SaveToFile(/_) , Memo, .
LoadFromFile(/_) , , Memo.
"". .
void __fastcall TForm1::Button1Click(TObject *Sender)
{
Memo1->Clear();
}
//---------------------------------------------------------------------------
"". Close.
void __fastcall TForm1::Button4Click(TObject *Sender)
{
Form1->Close();
}
//---------------------------------------------------------------------------
, SaveDialog OpenDialog.
Execute().
FileName .
Filter . DefaultExt , .
"". .
void __fastcall TForm1::Button3Click(TObject *Sender)
{
SaveDialog1->DefaultExt="txt";
if (SaveDialog1->Execute())
Memo1->Lines->SaveToFile(SaveDialog1->FileName);
}
//---------------------------------------------------------------------------
"". .
void __fastcall TForm1::Button2Click(TObject *Sender)
{
OpenDialog1->DefaultExt="txt";
if (OpenDialog1->Execute())
Memo1->Lines->LoadFromFile(OpenDialog1->FileName);
}
//---------------------------------------------------------------------------
. , .
