snow flurry
69476552e8
I wish I didn't end up doing this all at once, but ah well. Quick rundown: - CommonCfg contains config/registry functions shared between Grabby and GrbyCfg. - GrbyCfg provides a dialog for configuring Grabby. git-svn-id: svn://vcs.sdm.2ki.xyz/Grabby/trunk@16 27729192-006e-004d-b9b5-06fbd0ef7001
68 lines
2 KiB
C
68 lines
2 KiB
C
// Helper functions for handling the registry
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#pragma once
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// Used behind CopyIfMatch. Copies a given registry value to
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// another location, regardless of type.
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BOOL CopyRegValue(HKEY hKey,
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PVOID pVal,
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LPCTSTR szName,
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DWORD dwType,
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DWORD dwSize);
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// Callback for RegGetAllValues
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typedef BOOL (*RegEnumCallback)(HKEY hKey,
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LPTSTR szValName,
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DWORD dwValSize,
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DWORD dwValType,
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PVOID pData);
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// Enumerates across all values in a key, running the given
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// RegEnumCallback. Use `pData` to pass application-defined
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// data to your enumerator callback.
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BOOL RegGetAllValues(HKEY hKey,
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RegEnumCallback cb,
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PVOID pData);
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// Wrapper function for storing reg values, regardless of type
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BOOL RegStoreValue(HKEY hKey,
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LPTSTR szValName,
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PVOID pData,
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DWORD dwValType);
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// Used primarily by RegEnumCallback, hence the hardcoded
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// var names.
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// You might want to check out one of the Get*Config functions
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// for more background on how to use this, but it should make the
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// callback function as easy as:
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//
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// CopyIfMatch(hKey, myStruct,
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// myField, REG_SZ) // or any type
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// else CopyIfMatch(hKey, myStruct,
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// myOtherField, REG_DWORD) // also note: no semicolons
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// // ... and so on
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#define CopyIfMatch(hk,x,name,type) \
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if (!_tcsncmp(_T(#name), \
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szValName, \
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_tcslen(_T(#name))) \
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&& (dwValType & 0xfff) == type) { \
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if (!CopyRegValue(hk, \
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&((x)->name), \
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_T(#name), \
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type, \
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dwValSize)) { \
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return FALSE; \
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} \
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}
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// Helper macro for Save*Config functions. Assumes a BOOL-returning
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// function in a vacuum.
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#define StoreConfig(hk,x,name,type) \
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if (!RegStoreValue(hk, _T(#name), &(x)->name, type)) { \
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DWORD dwRegErr = GetLastError(); \
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RegCloseKey(hk); \
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return FALSE; \
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}
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#define ROOT_KEYNAME "SOFTWARE\\Grabby"
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// Hack to handle REG_SZ values that are actually TCHAR[MAX_PATH].
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#define REG_PATH_SZ (0xf000 & REG_SZ) |