Mega Code Archive
Printerin yazdırmayı desteklediği sayfaların listelenmesi
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uses
Printers, WinSpool;
procedure GetPapernames(sl: TStrings);
type
TPaperName = array [0..63] of Char;
TPaperNameArray = array [1..High(Word) div SizeOf(TPaperName)] of TPaperName;
PPapernameArray = ^TPaperNameArray;
var
Device, Driver, Port: array [0..255] of Char;
hDevMode: THandle;
i, numPaperformats: Integer;
pPaperFormats: PPapernameArray;
begin
Printer.PrinterIndex := -1; // Standard printer
Printer.GetPrinter(Device, Driver, Port, hDevmode);
numPaperformats := WinSpool.DeviceCapabilities(Device, Port, DC_PAPERNAMES, nil, nil);
if numPaperformats 0 then
begin
GetMem(pPaperformats, numPaperformats * SizeOf(TPapername));
try
WinSpool.DeviceCapabilities(Device, Port, DC_PAPERNAMES,
PChar(pPaperFormats), nil);
sl.Clear;
for i := 1 to numPaperformats do sl.Add(pPaperformats^[i]);
finally
FreeMem(pPaperformats);
end;
end;
end;
procedure TForm1.Button1Click(Sender: TObject);
begin
GetPapernames(memo1.Lines);
end;
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