99 lines
2.2 KiB
C
99 lines
2.2 KiB
C
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#ifndef __BUFMGR_H__
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#define __BUFMGR_H__
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#include "netutils.h" //NETNAMELIST
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#include <map>
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using namespace std;
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#define WM_USER_GETDATA_THREAD_DONE WM_USER + 200
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enum BUFFER_ENTRY_TYPE {
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BUFFER_ENTRY_TYPE_VALID = 0,
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BUFFER_ENTRY_TYPE_ERROR,
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BUFFER_ENTRY_TYPE_INPROGRESS
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};
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class CEntryData
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{
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public:
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CComBSTR m_bstrNodeName;
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NODETYPE m_nNodeType;
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HTREEITEM m_hItem;
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NETNAMELIST* m_pList;
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HRESULT m_hr;
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CEntryData(LPCTSTR pszNodeName, NODETYPE nNodeType, HTREEITEM hItem);
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~CEntryData();
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inline LPCTSTR GetNodeName() { return m_bstrNodeName; }
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inline NODETYPE GetNodeType() { return m_nNodeType; }
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inline HTREEITEM GetTreeItem() { return m_hItem; }
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inline NETNAMELIST* GetList() { return m_pList; }
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inline HRESULT GetEntryHRESULT() { return m_hr; };
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void SetEntry(PVOID pList, HRESULT hr);
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enum BUFFER_ENTRY_TYPE GetEntryType();
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void ReSet();
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};
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struct mapcmpfn
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{
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bool operator()(PTSTR p1, PTSTR p2) const
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{
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return lstrcmpi(p1, p2) < 0;
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}
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};
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typedef map<PTSTR, CEntryData *, mapcmpfn> Cache;
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class CBufferManager
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{
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private:
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LONG m_cRef; // instance reference count
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HWND m_hDlg; // the owner dialog which owns this instance
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LONG m_lContinue; // synchronization flag between owner dialog and all the related running threads
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CRITICAL_SECTION m_CriticalSection; // synchronize access to the buffer
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Cache m_map; // NodeName ==> CEntryData*. The Buffer.
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void FreeBuffer();
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// constructor
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CBufferManager(HWND hDlg);
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// destructor
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~CBufferManager();
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public:
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static HRESULT CreateInstance(
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IN HWND hDlg,
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OUT CBufferManager **ppBufferManager
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);
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LONG AddRef();
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LONG Release();
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void SignalExit();
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BOOL ShouldExit();
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HRESULT LoadInfo(
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IN PCTSTR pszNodeName,
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IN NODETYPE nNodeType,
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IN HTREEITEM hItem,
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OUT CEntryData **ppInfo
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);
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HRESULT AddInfo(
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IN PCTSTR pszNodeName,
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IN PVOID pList,
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IN HRESULT hr,
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OUT PVOID* ppv
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);
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void ThreadReport(
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IN PVOID ptr,
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IN HRESULT hr
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);
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HRESULT StartThread(
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IN PCTSTR pszNodeName,
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IN NODETYPE nNodeType
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);
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};
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#endif // __BUFMGR_H__
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