From 50a54103169487e2173727e2c5b8b25445a376f3 Mon Sep 17 00:00:00 2001
From: Christopher Page
Date: Thu, 24 Jul 2008 20:16:21 +0000
Subject: Implemented listSaves() for AGOS

svn-id: r33265
---
 engines/agos/detection.cpp | 32 +++++++++++++++++++++++++++++++-
 1 file changed, 31 insertions(+), 1 deletion(-)

(limited to 'engines')

diff --git a/engines/agos/detection.cpp b/engines/agos/detection.cpp
index 26d8916ab7..42dce0f121 100644
--- a/engines/agos/detection.cpp
+++ b/engines/agos/detection.cpp
@@ -27,6 +27,7 @@
 
 #include "common/advancedDetector.h"
 #include "common/config-manager.h"
+#include "common/savefile.h"
 
 #include "agos/agos.h"
 
@@ -100,7 +101,7 @@ static const Common::ADParams detectionParams = {
 class AgosMetaEngine : public Common::AdvancedMetaEngine {
 public:
 	AgosMetaEngine() : Common::AdvancedMetaEngine(detectionParams) {}
-
+	
 	virtual const char *getName() const {
 		return "AGOS";
 	}
@@ -110,6 +111,7 @@ public:
 	}
 
 	virtual bool createInstance(OSystem *syst, Engine **engine, const Common::ADGameDescription *desc) const;
+	virtual SaveStateList listSaves(const char *target) const;
 };
 
 bool AgosMetaEngine::createInstance(OSystem *syst, Engine **engine, const Common::ADGameDescription *desc) const {
@@ -149,6 +151,34 @@ bool AgosMetaEngine::createInstance(OSystem *syst, Engine **engine, const Common
 	return res;
 }
 
+SaveStateList AgosMetaEngine::listSaves(const char *target) const {
+	Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
+	Common::StringList filenames;
+	Common::String saveDesc;
+	Common::String pattern = target;
+	pattern += ".???";
+
+	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 3 digits of the filename, since they correspond to the save slot
+		int slotNum = atoi(file->c_str() + file->size() - 3);
+
+		if (slotNum >= 0 && slotNum <= 999) {
+			Common::InSaveFile *in = saveFileMan->openForLoading(file->c_str());
+			if (in) {
+				saveDesc = file->c_str();
+				saveList.push_back(SaveStateDescriptor(slotNum, saveDesc, *file));
+				delete in;
+			}
+		}
+	}
+
+	return saveList;
+}
+
 #if PLUGIN_ENABLED_DYNAMIC(AGOS)
 	REGISTER_PLUGIN_DYNAMIC(AGOS, PLUGIN_TYPE_ENGINE, AgosMetaEngine);
 #else
-- 
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