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57 lines
1.5 KiB
C++
57 lines
1.5 KiB
C++
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#include "stdafx.h"
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// Returns key for HKEY_CURRENT_USER\"Software"\Company\AppName
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// creating it if it doesn't exist
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// responsibility of the caller to call RegCloseKey() on the returned HKEY
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//
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HKEY GetAppKey (char* AppName)
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{
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HKEY hAppKey = NULL;
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HKEY hSoftKey = NULL;
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if (RegOpenKeyEx (HKEY_CURRENT_USER, "Software", 0, KEY_WRITE | KEY_READ,
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&hSoftKey) == ERROR_SUCCESS)
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{
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DWORD Dummy;
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RegCreateKeyEx (hSoftKey, AppName, 0, REG_NONE,
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REG_OPTION_NON_VOLATILE, KEY_WRITE | KEY_READ, NULL,
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&hAppKey, &Dummy);
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}
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if (hSoftKey)
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RegCloseKey (hSoftKey);
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return hAppKey;
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}
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// Returns key for
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// HKEY_CURRENT_USER\"Software"\RegistryKey\AppName\Section
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// creating it if it doesn't exist.
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// responsibility of the caller to call RegCloseKey () on the returned HKEY
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//
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HKEY GetSectionKey (HKEY hAppKey, LPCTSTR Section)
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{
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HKEY hSectionKey = NULL;
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DWORD Dummy;
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RegCreateKeyEx (hAppKey, Section, 0, REG_NONE,
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REG_OPTION_NON_VOLATILE, KEY_WRITE|KEY_READ, NULL,
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&hSectionKey, &Dummy);
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return hSectionKey;
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}
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int GetRegistryInt (HKEY hSectionKey, LPCTSTR Entry, int Default)
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{
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DWORD Value;
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DWORD Type;
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DWORD Count = sizeof (DWORD);
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if (RegQueryValueEx (hSectionKey, (LPTSTR) Entry, NULL, &Type,
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(LPBYTE) &Value, &Count) == ERROR_SUCCESS)
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return Value;
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return Default;
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}
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bool WriteRegistryInt (HKEY hSectionKey, char* Entry, int nValue)
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{
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return RegSetValueEx (hSectionKey, Entry, NULL, REG_DWORD,
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(LPBYTE) &nValue, sizeof (nValue)) == ERROR_SUCCESS;
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}
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