mirror of
https://github.com/softdorothy/Glider4.git
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1 line
16 KiB
OpenEdge ABL
1 line
16 KiB
OpenEdge ABL
|
unit FileInNOut;
interface
uses
Palettes, Globals, GlobalUtils;
function ErrorCheckFile: Boolean;
function OpenHouse: Boolean;
function DoOpen (whichType: Integer): Boolean;
procedure DoClose (volNum: Integer);
function GetHouse: Boolean;
function ReadGame: Boolean;
function SaveGameAs: Boolean;
function SaveGame: Boolean;
function WriteHouse: Boolean;
implementation
const
dlgTop = 50;
dlgLeft = 85;
var
typeIs: Integer;
{=================================}
function ErrorCheckFile;
var
nRooms, index: Integer;
begin
ErrorCheckFile := FALSE;
with thisHouse do
begin
nRooms := numberORooms;
if ((nRooms < 1) or (nRooms > 40)) then {check for valid # of rooms}
begin
Exit(ErrorCheckFile);
end;
for index := 1 to nRooms do {check PICT ID numbers}
begin
if (theRooms[index].backPictID < 200) or (theRooms[index].backPictID > 215) then
begin
Exit(ErrorCheckFile);
end;
end;
end;
ErrorCheckFile := TRUE;
end;
{=================================}
function IOCheck (theErr: OSErr): OSErr;
var
dummyInt: Integer;
line1, line2: Str255;
alertHandle: AlertTHndl;
alertRect: Rect;
begin
InitCursor;
UseResFile(gliderResNum);
if (theErr <> NoErr) then
begin
case theErr of
DskFulErr:
GetIndString(line1, rFileStrIDs, 1);
FNFErr:
begin
fileWasLost := TRUE;
GetIndString(line1, rFileStrIDs, 2);
end;
WPrErr:
GetIndString(line1, rFileStrIDs, 3);
FLckdErr:
GetIndString(line1, rFileStrIDs, 4);
VLckdErr:
GetIndString(line1, rFileStrIDs, 5);
FBsyErr, OpWrErr:
GetIndString(line1, rFileStrIDs, 6);
EOFErr:
GetIndString(line1, rFileStrIDs, 7);
otherwise
GetIndString(line1, rFileStrIDs, 10);
end;
NumToString(theErr, line2);
line2 := CONCAT('Error code = ', line2);
ParamText(line1, line2, '', '');
alertHandle := AlertTHndl(Get1Resource('ALRT', rFileAlertID));
if (alertHandle <> nil) then
begin
HNoPurge(Handle(alertHandle));
alertRect := alertHandle^^.boundsRect;
OffsetRect(alertRect, -alertRect.left, -alertRect.top);
dummyInt := (screenBits.bounds.right - alertRect.right) div 2;
OffsetRect(alertRect, dummyInt, 0);
dummyInt := (screenBits.bounds.bottom - alertRect.bottom) div 3;
OffsetRect(alertRect, 0, dummyInt);
alertHandle^^.boundsRect := alertRect;
HPurge(Handle(alertHandle));
end;
dummyInt := Alert(rFileAlertID, nil);
end;
IOCheck := theErr;
end;
{=================================}
function OpenHouse;
var
index: Integer;
textLength: LongInt;
ignored: Boolean;
begin
OpenHouse := FALSE;
theErr := SetVol(nil, houseVolNum);
if (IOCheck(theErr) <> 0) then
Exit(OpenHouse);
theErr := FSOpen(housesName, houseVolNum, houseNumber);
if (IOCheck(theErr) <> 0) then
begin
if (not DoOpen(kHouseType)) then
begin
playing := FALSE;
theErr := FSClose(houseNumber);
Exit(OpenHouse);
end;
theErr := FSOpen(housesName, houseVolNum, houseNumber);
if (IOCheck(theErr) <> 0) then
begin
playing := FALSE;
theErr := FSClose(houseNumber);
Exit(OpenHouse);
end;
end;
theErr := SetFPos(houseNumber, FSFromStart, 0);
if (IOCheck(theErr) <> 0) then
begin
playing := FALSE;
theErr := FSClose(houseNumber);
Exit(OpenHouse);
end;
textLength := SIZEOF(thisHouse);
theErr := FSRead(houseNumber, textLength, @thisHouse);
if (IOCheck(theErr) <> 0) then
begin
playing := FALSE;
theErr := FSClose(houseNumber);
Exit(OpenHouse);
end;
OpenHouse := TRUE;
end;
{=================================}
function OpenSFGetHook (theSFitem: integer; theDialog: DialogPtr): integer;
const
statText = 11; {DITL item number of textAppButton}
firstTime = -1;
var
itemToChange: Handle; {needed for GetDItem and SetCtlValue}
itemBox: Rect; {needed for GetDItem}
itemType: integer; {needed for GetDItem}
statTitle: Str255; {needed for GetIndString}
begin
OpenSFGetHook := theSFitem;
case theSFitem of
fir
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