50 lines
1.7 KiB
C++
50 lines
1.7 KiB
C++
//
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// MODULE: ShortList.h
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//
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// PURPOSE: A list of all of the handles that are currently open.
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// There is an instance of a COM interface for every open handle.
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//
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// PROJECT: Local Troubleshooter Launcher for the Device Manager
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//
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// COMPANY: Saltmine Creative, Inc. (206)-633-4743 support@saltmine.com
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//
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// AUTHOR: Richard Meadows
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//
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// ORIGINAL DATE: 2-26-98
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//
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//
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// Version Date By Comments
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//--------------------------------------------------------------------
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// V0.1 - RM Original
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///////////////////////
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// Smart Struct
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class CShortListItem
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{
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public:
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CShortListItem() { m_hSelf = NULL; m_pInterface = NULL;
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m_pNext = NULL;
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return;};
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HANDLE m_hSelf; // The items in the queue are indexed by the handle.
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IUnknown *m_pInterface; // For now the ITShootATL interface pointers are the only thing TSLaunch needs to keep.
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CShortListItem *m_pNext; // Points to the next item in the list.
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};
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class CShortList
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{
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public:
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CShortList();
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~CShortList(); // Frees the memory used by all of the items in the list and releases the interfaces.
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bool Add(HANDLE hItem, IUnknown *pInterface); // Returns false only if there is no memory left.
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// and the new function did not throw an exception.
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bool Remove(HANDLE hItem); // Removes the item from the queue frees the items memory and releases the interface.
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void RemoveAll(); // Removes all of the items from the queue. Releases all of the interfaces. Deletes all of the items.
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IUnknown *LookUp(HANDLE hItem); // Returns a pointer to the interface or NULL if hItem is not in the list.
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protected:
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CShortListItem *m_pFirst;
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CShortListItem *m_pLast;
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}; |