1 files changed, 93 insertions, 0 deletions
diff --git a/Src/omBrowser/mlNavigationHelper.h b/Src/omBrowser/mlNavigationHelper.h
new file mode 100644
index 00000000..5498d227
--- /dev/null
+++ b/Src/omBrowser/mlNavigationHelper.h
@@ -0,0 +1,93 @@
+#ifndef NULLSOFT_WINAMP_ML_NAVIGATION_HELPER_HEADER
+#define NULLSOFT_WINAMP_ML_NAVIGATION_HELPER_HEADER
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+#pragma once
+#endif
+
+#include "./ifc_mlnavigationhelper.h"
+#include "./ifc_omcachecallback.h"
+#include <vector>
+#include <map>
+#include <bfc/multipatch.h>
+
+class ifc_omcachemanager;
+class ifc_omcachegroup;
+class ifc_mlnavigationcallback;
+
+#define MPIID_MLNAVIGATIONHELPER	10
+#define MPIID_OMCACHECALLBACK		20
+
+class MlNavigationHelper : public MultiPatch<MPIID_MLNAVIGATIONHELPER, ifc_mlnavigationhelper>,
+							public MultiPatch<MPIID_OMCACHECALLBACK, ifc_omcachecallback>
+{
+protected:
+	MlNavigationHelper(HWND hLibrary, ifc_omcachegroup *cacheGroup);
+	~MlNavigationHelper();
+
+public:
+	static HRESULT CreateInstance(HWND hLibrary, ifc_omcachemanager *cacheManager, MlNavigationHelper **instance);
+
+public:
+	/* Dispatchable */
+	size_t AddRef();
+	size_t Release();
+	int QueryInterface(GUID interface_guid, void **object);
+
+	/* ifc_mlnavigationhelper */
+	HRESULT GetDefaultIndex(INT *index);
+	HRESULT QueryIndex(LPCWSTR pszName, INT *index, BOOL *defaultUsed);
+	HRESULT ReleaseIndex(LPCWSTR pszName);
+	HRESULT RegisterAlias(LPCWSTR pszName, LPCWSTR pszAddress);
+	HRESULT RegisterCallback(ifc_mlnavigationcallback *callback, UINT *cookie);
+	HRESULT UnregisterCallback(UINT cookie);
+
+	/* ifc_omcachecallback */
+	void CacheRecordPathChanged(ifc_omcacherecord *cacheRecord);
+
+protected:
+	void CacheRecordPathChangedApc(ifc_omcacherecord *cacheRecord);
+
+private:
+	friend static void CALLBACK MlNavigationHelper_CacheRecordPathChangedApc(ULONG_PTR data);
+
+public:
+	HWND GetLibrary();
+
+protected:
+	typedef struct __RECORD
+	{
+		LPWSTR	name;
+		INT		index;
+		UINT	ref;
+	} RECORD;
+
+	typedef std::vector<RECORD> RecordList;
+	typedef std::vector<INT> RecycledList;
+	typedef std::map<UINT, ifc_mlnavigationcallback*> CallbackMap;
+
+private:
+	friend __inline static int __cdecl MlNavigationHelper_RecordComparer(const void *elem1, const void *elem2);
+	friend __inline static int __cdecl MlNavigationHelper_RecordSearch(const void *elem1, const void *elem2);
+
+	HRESULT ImageLocator(LPCWSTR address, INT *index);
+	HRESULT	UpdateImageList(LPCWSTR address, INT *index);
+	HRESULT Sort();
+	RECORD *Find(LPCWSTR pszName);
+
+protected:
+	ULONG ref;
+	HWND hLibrary;
+	INT defaultIndex;
+	ifc_omcachegroup *cacheGroup;
+	RecordList recordList;
+	CallbackMap callbackMap;
+	RecycledList recycledList;
+	UINT lastCookie;
+	CRITICAL_SECTION lock;
+
+protected:
+	RECVS_MULTIPATCH;
+};
+
+#endif //NULLSOFT_WINAMP_ML_NAVIGATION_HELPER_HEADER
+\ No newline at end of file