[Scummvm-cvs-logs] SF.net SVN: scummvm:[33391] scummvm/branches/gsoc2008-rtl/engines/saga/ detection.cpp

[cpage88 at users.sourceforge.net]

Revision: 33391
          http://scummvm.svn.sourceforge.net/scummvm/?rev=33391&view=rev
Author:   cpage88
Date:     2008-07-29 02:12:07 +0000 (Tue, 29 Jul 2008)

Log Message:
-----------
Added --list-saves support for SAGA

Modified Paths:
--------------
    scummvm/branches/gsoc2008-rtl/engines/saga/detection.cpp

Modified: scummvm/branches/gsoc2008-rtl/engines/saga/detection.cpp
===================================================================
--- scummvm/branches/gsoc2008-rtl/engines/saga/detection.cpp	2008-07-29 01:52:29 UTC (rev 33390)
+++ scummvm/branches/gsoc2008-rtl/engines/saga/detection.cpp	2008-07-29 02:12:07 UTC (rev 33391)
@@ -148,6 +148,7 @@
 	}
 
 	virtual bool createInstance(OSystem *syst, Engine **engine, const Common::ADGameDescription *desc) const;
+	virtual SaveStateList listSaves(const char *target) const;
 };
 
 bool SagaMetaEngine::createInstance(OSystem *syst, Engine **engine, const Common::ADGameDescription *desc) const {
@@ -158,6 +159,36 @@
 	return gd != 0;
 }
 
+SaveStateList SagaMetaEngine::listSaves(const char *target) const {
+	Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
+	Common::StringList filenames;
+	char saveDesc[SAVE_TITLE_SIZE];
+	Common::String pattern = target;
+	pattern += ".s??";
+
+	filenames = saveFileMan->listSavefiles(pattern.c_str());
+	sort(filenames.begin(), filenames.end());	// Sort (hopefully ensuring we are sorted numerically..)
+
+	SaveStateList saveList;
+	for (Common::StringList::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
+		// Obtain the last 2 digits of the filename, since they correspond to the save slot
+		int slotNum = atoi(file->c_str() + file->size() - 2);
+		
+		if (slotNum >= 0 && slotNum <= 99) {
+			Common::InSaveFile *in = saveFileMan->openForLoading(file->c_str());
+			if (in) {
+				for (int i = 0; i < 3; i++)
+					in->readUint32BE();
+				in->read(saveDesc, SAVE_TITLE_SIZE);
+				saveList.push_back(SaveStateDescriptor(slotNum, saveDesc, *file));
+				delete in;
+			}
+		}
+	}
+
+	return saveList;
+}
+
 #if PLUGIN_ENABLED_DYNAMIC(SAGA)
 	REGISTER_PLUGIN_DYNAMIC(SAGA, PLUGIN_TYPE_ENGINE, SagaMetaEngine);
 #else


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