ALL: Add MetaEngine::simpleSaveNames()

Engines with "simple" savenames would support "Run in background" in
save/load dialog and gradual save slots unlocking. Other engines
save/load feature would be locked until save sync is over.

1 files changed, 3 insertions, 0 deletions

diff --git a/engines/gnap/detection.cpp b/engines/gnap/detection.cpp
index 7e4ab56d1f..523a8b6d1c 100644
--- a/engines/gnap/detection.cpp
+++ b/engines/gnap/detection.cpp
@@ -78,6 +78,7 @@ public:
 	virtual bool createInstance(OSystem *syst, Engine **engine, const ADGameDescription *desc) const;
 	virtual int getMaximumSaveSlot() const;
 	virtual SaveStateList listSaves(const char *target) const;
+	virtual bool simpleSaveNames() const;
 	SaveStateDescriptor querySaveMetaInfos(const char *target, int slot) const;
 	virtual void removeSaveState(const char *target, int slot) const;
 };
@@ -141,6 +142,8 @@ SaveStateList GnapMetaEngine::listSaves(const char *target) const {
 	return saveList;
 }
 
+bool GnapMetaEngine::simpleSaveNames() const { return true; }
+
 SaveStateDescriptor GnapMetaEngine::querySaveMetaInfos(const char *target, int slot) const {
 	Common::String fileName = Common::String::format("%s.%03d", target, slot);
 	Common::InSaveFile *file = g_system->getSavefileManager()->openForLoading(fileName);