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author | Chris Apers | 2003-09-23 16:11:54 +0000 |
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committer | Chris Apers | 2003-09-23 16:11:54 +0000 |
commit | f2f5f9a9af93b19692fe57c5f6230c6ce336ba84 (patch) | |
tree | 55eaa114384a58084e497ba971f26a271983df67 /backends/PalmOS/Src/games.cpp | |
parent | 0f8eca26ab04e0254efca196bb57f5abea421d2c (diff) | |
download | scummvm-rg350-f2f5f9a9af93b19692fe57c5f6230c6ce336ba84.tar.gz scummvm-rg350-f2f5f9a9af93b19692fe57c5f6230c6ce336ba84.tar.bz2 scummvm-rg350-f2f5f9a9af93b19692fe57c5f6230c6ce336ba84.zip |
ScummVM Headers were missing
svn-id: r10381
Diffstat (limited to 'backends/PalmOS/Src/games.cpp')
-rw-r--r-- | backends/PalmOS/Src/games.cpp | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/backends/PalmOS/Src/games.cpp b/backends/PalmOS/Src/games.cpp new file mode 100644 index 0000000000..988f2d407d --- /dev/null +++ b/backends/PalmOS/Src/games.cpp @@ -0,0 +1,227 @@ +/* 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; + GameInfoTypeV0 git0; + void *tmpP; + FormPtr ofmP, frmP; + + // show dialog + ofmP = FrmGetActiveForm(); + frmP = FrmInitForm(ConvertForm); + FrmSetActiveForm(frmP); + FrmDrawForm(frmP); + SysTaskDelay(200); + + // need conversion from V0 -> V2 + 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.autoRoom = git0.autoRoom; + gitCur.setPlatform = git0.amiga; // amiga become platform amiga/atari-st/machintosh + gitCur.subtitles = git0.subtitles; + gitCur.talkSpeed = git0.talkSpeed; + + gitCur.loadSlot = git0.loadSlot; + gitCur.roomNum = git0.roomNum; + 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); +} + +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; +} |