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-rw-r--r--Src/Wasabi/api/service/svccache.h43
1 files changed, 43 insertions, 0 deletions
diff --git a/Src/Wasabi/api/service/svccache.h b/Src/Wasabi/api/service/svccache.h
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+++ b/Src/Wasabi/api/service/svccache.h
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+#ifndef _SVC_CACHE_H
+#define _SVC_CACHE_H
+
+#include <api/service/svc_enum.h>
+#include <bfc/ptrlist.h>
+
+/**
+ This is a caching version of SvcEnum. Upon creation, it enumerates all
+ service factories in the family and keeps them in a list. Then you can
+ call findService() with a search string to quickly find the service you
+ want. If you don't have a search string, you can still use a SvcEnum.
+*/
+
+class SvcCache {
+protected:
+ SvcCache(FOURCC type);
+
+public:
+ waServiceFactory *findServiceFactory(const wchar_t *searchval);
+
+private:
+ class waServiceFactoryCompare {
+ public:
+ static int compareItem(waServiceFactory *p1, waServiceFactory* p2);
+ static int compareAttrib(const wchar_t *attrib, waServiceFactory *item);
+ };
+ PtrListQuickSorted<waServiceFactory, waServiceFactoryCompare> list;
+};
+
+template <class T>
+class SvcCacheT : public SvcCache {
+public:
+ SvcCacheT() : SvcCache(T::getServiceType()) { }
+
+ T *findService(const char *key, int global_lock=TRUE) {
+ waServiceFactory *sf = findServiceFactory(key);
+ if (sf == NULL) return NULL;
+ T *ret = castService<T>(sf, global_lock);
+ return ret;
+ }
+};
+
+#endif