procedure GetPaperFormats(aSL: TStringList);
type
TPaperName = array[0..63] of Char;
TPaperNameArray = array[1..High(Cardinal) 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;
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);
aSL.clear;
for i := 1 to numPaperformats do
aSL.lines.add(pPaperformats^[i]);
finally
FreeMem(pPaperformats);
end;
end;
end;
|