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-rw-r--r--engines/metaengine.h38
-rw-r--r--engines/scumm/detection.cpp7
-rw-r--r--gui/launcher.cpp5
3 files changed, 48 insertions, 2 deletions
diff --git a/engines/metaengine.h b/engines/metaengine.h
index aef860e0f9..0d8a4a15c9 100644
--- a/engines/metaengine.h
+++ b/engines/metaengine.h
@@ -91,6 +91,44 @@ public:
virtual SaveStateList listSaves(const char *target) const {
return SaveStateList();
}
+
+ /**
+ * Remove the specified save state.
+ *
+ * For most engines this just involves a call removeSaveFile().
+ * Engines which keep an index file will also update it accordingly.
+ *
+ * @param slot slot number of the save state to be removed
+ * @param saveNames a list of all the save state description names
+ */
+ virtual void removeSaveState(int slot, Common::StringList saveNames) const {};
+
+
+ /** @name MetaEngineFeature flags */
+ //@{
+
+ /**
+ * A feature in this context means an ability of the engine which can be
+ * either on or off. Examples include:
+ * - Listing Save States (--list-saves)
+ * - Loading from the Launcher (-x)
+ * - Deleting Saves from the Launcher
+ *
+ * These determine whether the features will be available to the engine
+ * in the launcher.
+ */
+ enum MetaEngineFeature {
+ kSupportsListSaves,
+ kSupportsDirectLoad,
+ kSupportsDeleteSave
+ };
+
+ /**
+ * Determine whether the engine supports the specified feature
+ */
+ virtual bool hasFeature(MetaEngineFeature f) { return false; };
+
+ //@}
};
diff --git a/engines/scumm/detection.cpp b/engines/scumm/detection.cpp
index 68d3010199..716a456c90 100644
--- a/engines/scumm/detection.cpp
+++ b/engines/scumm/detection.cpp
@@ -677,6 +677,7 @@ public:
virtual GameList getSupportedGames() const;
virtual GameDescriptor findGame(const char *gameid) const;
virtual GameList detectGames(const FSList &fslist) const;
+ virtual bool hasFeature(MetaEngineFeature f);
virtual PluginError createInstance(OSystem *syst, Engine **engine) const;
@@ -691,6 +692,12 @@ GameDescriptor ScummMetaEngine::findGame(const char *gameid) const {
return Common::AdvancedDetector::findGameID(gameid, gameDescriptions, obsoleteGameIDsTable);
}
+bool ScummMetaEngine::hasFeature(MetaEngineFeature f) {
+ return
+ (f == kSupportsListSaves) ||
+ (f == kSupportsDirectLoad) ||
+ (f == kSupportsDeleteSave);
+}
GameList ScummMetaEngine::detectGames(const FSList &fslist) const {
GameList detectedGames;
diff --git a/gui/launcher.cpp b/gui/launcher.cpp
index bcf4709e78..dc3c2ee1d5 100644
--- a/gui/launcher.cpp
+++ b/gui/launcher.cpp
@@ -951,7 +951,8 @@ void LauncherDialog::loadGame(int item) {
int idx;
if (plugin) {
do {
- _loadDialog->setList(generateSavegameList(item, plugin));
+ Common::StringList saveNames = generateSavegameList(item, plugin);
+ _loadDialog->setList(saveNames);
SaveStateList saveList = (*plugin)->listSaves(description.c_str());
idx = _loadDialog->runModal();
if (idx >= 0) {
@@ -959,7 +960,7 @@ void LauncherDialog::loadGame(int item) {
if (_loadDialog->delSave()) {
String filename = saveList[idx].filename();
printf("Deleting file: %s\n", filename.c_str());
- saveFileMan->removeSavefile(filename.c_str());
+ //saveFileMan->removeSavefile(filename.c_str());
}
// Load the savegame
else {