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|
procedure Print(Caption: String; DataRecord: TDataRecord);
var
di : DOCINFO;
pd : TPrintDlg;
dm : TDEVMODE;
iTotalLines, yChar,
iLinesPerPage,
iTotalPages, iPage,
iLine, iLineNum,
iColCopy : Integer;
tm : TTEXTMETRIC;
s : String;
i, j : Integer;
rec : TRect;
OldFont : HFONT;
sArray : TLVitemArray;
sTemp : TDataRecord;
cntDR : Integer;
begin
OldFont := 0;
cntDR := length(DataRecord);
sTemp := DataRecord;
ZeroMemory(@pd, sizeof(TPrintDlg));
Zeromemory(@dm, sizeof(TDevMode));
dm.dmSize := sizeof(TDEVMODE);
dm.dmOrientation := DMORIENT_LANDSCAPE;
pd.lStructSize := sizeof(TPrintDlg);
pd.hWndOwner := hApp;
pd.Flags := PD_ALLPAGES or PD_COLLATE or PD_RETURNDC or PD_NOSELECTION;
Move(pd.hDevMode,dm,sizeof(TDevMode));
pd.nCopies := 1;
if PrintDlg(pd) = TRUE then
begin
MyFont := CreateFont(FontSize, 0, 0, 0, 500, 0, 0, 0, ANSI_CHARSET,
OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY,
DEFAULT_PITCH, FontName);
if MyFont <> 0 then
OldFont := SelectObject(pd.hDC, MyFont);
iTotalLines := SendDlgItemMessage(hApp, IDC_LV, LVM_GETITEMCOUNT, 0, 0);
GetTextMetrics(pd.hDC, tm);
yChar := tm.tmHeight + tm.tmExternalLeading;
iLinesPerPage := (GetDeviceCaps(pd.hDC, VERTRES) div yChar) - 1;
iTotalPages := (iTotalLines + iLinesPerPage - 1) div iLinesPerPage;
rec.Left := 25;
rec.Right := GetDeviceCaps(pd.hDC, HORZRES);
ZeroMemory(@di, sizeof(DOCINFO));
di.cbSize := sizeof(DOCINFO);
di.lpszDocName := 'Test';
if StartDoc(pd.hDC, di) > 0 then
begin
for iColCopy := 0 to pd.nCopies-1 do
begin
s := Caption;
rec.Top := yChar-5;
rec.Bottom := rec.Top+yChar;
DrawText(pd.hDC, pointer(s), length(s), rec, DT_CENTER);
for iPage := 0 to iTotalPages-1 do
begin
rec.Top := yChar*3;
rec.Bottom := yChar*4;
for i := 0 to 7 do
begin
case i of
0: rec.Left := 25;
1: rec.Left := rec.Left+500;
2: rec.Left := rec.Left+500;
3: rec.Left := rec.Left+175;
4: rec.Left := rec.Left+375;
5: rec.Left := rec.Left+375;
6: rec.Left := rec.Left+375;
7: rec.Left := rec.Left+660;
end;
s := PrnColumns[i];
DrawText(pd.hDC, pointer(s), length(s), rec, 0);
end;
for iLine := 0 to iLinesPerPage-1 do
begin
ProcessMessages(hApp);
if iPage = 0 then
iLineNum := iLinesPerpage*iPage+iLine
else
iLineNum := iLinesPerpage*iPage+iLine-4;
if iLineNum < cntDR then
sArray := sTemp[iLineNum]
else
break;
rec.Left := 25;
rec.Top := (yChar*iLine)+(5*yChar);
rec.Bottom := rec.Top+yChar;
for j := 0 to length(sArray)-1 do
begin
case j of
0: rec.Left := 25;
1: rec.Left := rec.Left+500;
2: rec.Left := rec.Left+500;
3: rec.Left := rec.Left+175;
4: rec.Left := rec.Left+375;
5: rec.Left := rec.Left+375;
6: rec.Left := rec.Left+375;
7: rec.Left := rec.Left+660;
end;
s := sArray[j];
DrawText(pd.hDC, pointer(s), length(s), rec, DT_TABSTOP);
end;
end;
if EndPage(pd.hDC) < 0 then exit;
end;
end;
end;
EndDoc(pd.hDC);
SelectObject(pd.hDC, OldFont);
DeleteObject(pd.hDC);
end;
end;
|
Tino