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/* ScummVM - Scumm Interpreter
* Copyright (C) 2001 Ludvig Strigeus
* Copyright (C) 2001-2003 The ScummVM project
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*
*/
#include <PalmOS.h>
#include <VFSMgr.h>
#include "start.h"
#include "games.h"
#include "extend.h"
#include "StarterRsc.h"
DmOpenRef gameDB = NULL;
static Err GamUpdateList() {
if (gameDB) {
UInt16 numRecs = DmNumRecords(gameDB);
if (numRecs > 0) {
MemHandle tmpH;
UInt32 version, size;
UInt32 *versionP;
// get record size and version
tmpH = DmQueryRecord(gameDB, 0);
size = MemHandleSize(tmpH);
versionP = (UInt32 *)MemHandleLock(tmpH);
version = *versionP;
MemHandleUnlock(tmpH);
// check record
if (version != curItemVersion && size != sizeof(GameInfoType)) {
UInt16 index;
GameInfoType gitCur;
void *tmpP;
FormPtr ofmP, frmP;
// show dialog
ofmP = FrmGetActiveForm();
frmP = FrmInitForm(ConvertForm);
FrmSetActiveForm(frmP);
FrmDrawForm(frmP);
SysTaskDelay(200);
if (version == itemVersion_2) {
// need conversion from V2 -> V2.5
GameInfoTypeV2 git0;
for (index = 0; index < numRecs; index++) {
// get old data
tmpH = DmQueryRecord(gameDB, index);
tmpP = MemHandleLock(tmpH);
MemMove(&git0, tmpP, sizeof(GameInfoTypeV2));
MemHandleUnlock(tmpH);
// convert to new format
gitCur.version = curItemVersion;
gitCur.icnID = 0xFFFF;
gitCur.selected = git0.selected;
StrCopy(gitCur.nameP, git0.nameP);
StrCopy(gitCur.pathP, git0.pathP);
StrCopy(gitCur.gameP, git0.gameP);
gitCur.gfxMode = git0.gfxMode;
gitCur.autoLoad = git0.autoLoad;
gitCur.bootParam = git0.bootParam;
gitCur.setPlatform = git0.setPlatform;
gitCur.subtitles = git0.subtitles;
gitCur.talkSpeed = git0.talkSpeed;
gitCur.loadSlot = git0.loadSlot;
gitCur.bootValue = git0.bootValue;
gitCur.talkValue = git0.talkValue;
gitCur.platform = git0.platform;
gitCur.language = git0.language;
tmpH = DmResizeRecord(gameDB, index, sizeof(GameInfoType)); // TODO : check error on resize tmpH==NULL
tmpP = MemHandleLock(tmpH);
DmWrite(tmpP, 0, &gitCur, sizeof(GameInfoType));
MemPtrUnlock(tmpP);
}
} else {
// need conversion from V0 -> V2.5
GameInfoTypeV0 git0;
for (index = 0; index < numRecs; index++) {
// get old data
tmpH = DmQueryRecord(gameDB, index);
tmpP = MemHandleLock(tmpH);
MemMove(&git0, tmpP, sizeof(GameInfoTypeV0));
MemHandleUnlock(tmpH);
// convert to new format
gitCur.version = curItemVersion;
gitCur.icnID = 0xFFFF;
gitCur.selected = git0.selected;
StrCopy(gitCur.nameP, git0.nameP);
StrCopy(gitCur.pathP, git0.pathP);
StrCopy(gitCur.gameP, git0.gameP);
gitCur.gfxMode = git0.gfxMode;
gitCur.autoLoad = git0.autoLoad;
gitCur.bootParam = git0.bootParam;
gitCur.setPlatform = git0.amiga; // amiga become platform amiga/atari-st/machintosh
gitCur.subtitles = git0.subtitles;
gitCur.talkSpeed = git0.talkSpeed;
gitCur.loadSlot = git0.loadSlot;
gitCur.bootValue = git0.bootValue;
gitCur.talkValue = git0.talkValue;
gitCur.platform = 0; // default to amiga
gitCur.language = git0.language;
tmpH = DmResizeRecord(gameDB, index, sizeof(GameInfoType)); // TODO : check error on resize tmpH==NULL
tmpP = MemHandleLock(tmpH);
DmWrite(tmpP, 0, &gitCur, sizeof(GameInfoType));
MemPtrUnlock(tmpP);
}
}
FrmEraseForm(frmP);
FrmDeleteForm(frmP);
if (ofmP)
FrmReturnToForm(MainForm);
}
}
}
return errNone;
}
Err GamOpenDatabase() {
Err err = errNone;
gameDB = DmOpenDatabaseByTypeCreator( 'DATA', appFileCreator, dmModeReadWrite);
if (!gameDB) {
err = DmCreateDatabase(0, "ScummVM-Data", appFileCreator, 'DATA', false);
if (!err) {
gameDB = DmOpenDatabaseByTypeCreator( 'DATA', appFileCreator, dmModeReadWrite);
if (!gameDB)
err = DmGetLastErr();
}
}
if (err)
FrmCustomAlert(FrmErrorAlert,"Cannot open/create games list DB !",0,0);
else
err = GamUpdateList();
return err;
}
void GamImportDatabase() {
if (gPrefs->card.volRefNum != sysInvalidRefNum && gPrefs->card.moveDB) {
FileRef file;
Err e;
e = VFSFileOpen(gPrefs->card.volRefNum, "/Palm/Programs/ScummVM/listdata.pdb", vfsModeRead, &file);
if (!e) {
UInt16 oCardNo, nCardNo;
LocalID oDbID, nDbID;
UInt32 type = 'ODAT'; // change the type to avoid the old db to be loaded in case of crash
VFSFileClose(file);
if (gPrefs->card.confirmMoveDB)
if (FrmCustomAlert(FrmConfirmAlert, "Do you want to import games database from memory card ?", 0, 0) == FrmConfirmNo) {
// prevent to replace the file on memory card
gPrefs->card.moveDB = false;
return;
}
// get current db info and rename it
DmOpenDatabaseInfo(gameDB, &oDbID, 0, 0, &oCardNo, 0);
GamCloseDatabase(true);
DmSetDatabaseInfo(oCardNo, oDbID, "ScummVM-Data-old.pdb", 0, 0, 0, 0, 0, 0, 0, 0, &type, 0);
e = VFSImportDatabaseFromFile(gPrefs->card.volRefNum, "/Palm/Programs/ScummVM/listdata.pdb", &nCardNo, &nDbID);
if (e) {
type = 'DATA';
FrmCustomAlert(FrmErrorAlert, "Failed to import games database from memory card.", 0, 0);
DmSetDatabaseInfo(oCardNo, oDbID, "ScummVM-Data.pdb", 0, 0, 0, 0, 0, 0, 0, 0, &type, 0);
} else {
// in OS5 the localID may change ... ? (cause Free Handle error) TODO : check if this is still required, crash now with tapwave !!!
// oDbID = DmFindDatabase (oCardNo, "ScummVM-Data-old.pdb");
e = DmDeleteDatabase(oCardNo, oDbID);
}
GamOpenDatabase();
}
}
}
void GamCloseDatabase(Boolean ignoreCardParams) {
if (gameDB) {
LocalID dbID;
UInt16 cardNo;
DmOpenDatabaseInfo(gameDB, &dbID, 0, 0, &cardNo, 0);
DmCloseDatabase(gameDB);
if (!ignoreCardParams) {
if (gPrefs->card.moveDB && gPrefs->card.volRefNum != sysInvalidRefNum) {
VFSFileRename(gPrefs->card.volRefNum, "/Palm/Programs/ScummVM/listdata.pdb", "listdata-old.pdb");
Err e = VFSExportDatabaseToFile(gPrefs->card.volRefNum, "/Palm/Programs/ScummVM/listdata.pdb", cardNo, dbID);
if (!e) {
VFSFileDelete(gPrefs->card.volRefNum, "/Palm/Programs/ScummVM/listdata-old.pdb");
if (gPrefs->card.deleteDB)
DmDeleteDatabase(cardNo, dbID);
} else {
VFSFileRename(gPrefs->card.volRefNum, "/Palm/Programs/ScummVM/listdata-old.pdb", "listdata.pdb");
}
}
}
}
gameDB = NULL;
}
static Int16 GamCompare(GameInfoType *a, GameInfoType *b, SortRecordInfoPtr, SortRecordInfoPtr, MemHandle) {
return StrCaselessCompare(a->nameP, b->nameP);
}
Err GamSortList() {
return DmQuickSort (gameDB, (DmComparF *)GamCompare, 0);
}
void GamUnselect() {
GameInfoType modGame;
GameInfoType *game;
MemHandle recordH;
UInt16 index;
index = GamGetSelected();
if (index != dmMaxRecordIndex) {
recordH = DmGetRecord(gameDB, index);
game = (GameInfoType *)MemHandleLock(recordH);
MemMove(&modGame, game, sizeof(GameInfoType));
modGame.selected = !modGame.selected;
DmWrite(game, 0, &modGame, sizeof(GameInfoType));
MemHandleUnlock(recordH);
DmReleaseRecord (gameDB, index, 0);
}
}
UInt16 GamGetSelected() {
MemHandle record;
GameInfoType *game;
Boolean selected;
UInt16 index = DmNumRecords(gameDB)-1;
while (index != (UInt16)-1) {
record = DmQueryRecord(gameDB, index);
game = (GameInfoType *)MemHandleLock(record);
selected = game->selected;
MemHandleUnlock(record);
if (selected)
return index;
index--;
}
return dmMaxRecordIndex;
}
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