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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
#ifndef plRegistryKeyList_h_inc
#define plRegistryKeyList_h_inc
#include "hsTypes.h"
#include "../pnKeyedObject/plKeyImp.h"
#include <vector>
#include <set>
class plRegistryKeyIterator;
class KeySorter
{
public:
bool operator() (plKeyImp* k1, plKeyImp* k2) const
{
hsAssert(k1 && k2, "Should have valid keys here");
return stricmp(k1->GetName(), k2->GetName()) < 0;
}
};
//
// List of keys for a single class type.
//
class plRegistryKeyList
{
protected:
friend class plKeyFinder;
UInt16 fClassType;
// Lock counter for iterating. If this is >0, don't do any ops that
// can change key positions in the array (instead, just leave holes)
UInt16 fLocked;
enum Flags { kStaticUnsorted = 0x1 };
UInt8 fFlags;
// Static keys are one's we read off disk. These don't change and are
// assumed to be already sorted when they're read in.
typedef std::vector<plKeyImp*> StaticVec;
StaticVec fStaticKeys;
UInt32 fReffedStaticKeys; // Number of static keys that are loaded
// Dynamic keys are anything created at runtime. They are put in the
// correct sorted position when they are added
typedef std::set<plKeyImp*, KeySorter> DynSet;
DynSet fDynamicKeys;
plRegistryKeyList() {}
void ILock();
void IUnlock();
void IRepack();
public:
plRegistryKeyList(UInt16 classType);
~plRegistryKeyList();
UInt16 GetClassType() const { return fClassType; }
// Find a key by name (case-insensitive)
plKeyImp* FindKey(const char* keyName);
// Find a key by uoid index.
plKeyImp* FindKey(const plUoid& uoid);
bool IterateKeys(plRegistryKeyIterator* iterator);
// Changes in our load status that can be caused by loading or unloading a key
enum LoadStatus
{
kNoChange,
kDynLoaded,
kDynUnloaded,
kStaticUnloaded,
};
void AddKey(plKeyImp* key, LoadStatus& loadStatusChange);
void SetKeyUsed(plKeyImp* key);
bool SetKeyUnused(plKeyImp* key, LoadStatus& loadStatusChange);
// Export time only. Before we write to disk, assign all the static keys
// object ID's that they can use to do fast lookups at load time.
void PrepForWrite();
void Read(hsStream* s);
void Write(hsStream* s);
};
#endif // plRegistryKeyList_h_inc