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