utils.h File Reference

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Functions
BOOL	RegValueExists (HKEY hKey, LPCWSTR Name)
BOOL	RegKeyExists (HKEY hKey, LPCWSTR Path)
DWORD	RegSetOrDelete (HKEY hKey, LPCWSTR Name, DWORD Type, LPCVOID Data, DWORD Size)
DWORD	RegSetString (HKEY hKey, LPCWSTR Name, LPCWSTR Str, DWORD Type=REG_SZ)
HICON	SHELL32_SHExtractIcon (LPCWSTR File, int Index, int cx, int cy)

Function Documentation

RegKeyExists()

BOOL RegKeyExists ( HKEY  hKey, LPCWSTR  Path  )

inline

Definition at line 17 of file utils.h.

{
    BOOL ret = !RegOpenKeyExW(hKey, Path, 0, MAXIMUM_ALLOWED, &hKey);
    if (ret)
        RegCloseKey(hKey);
    return ret;
}

Referenced by EditTypeDlg_ReadClass(), and EditTypeDlg_WriteClass().

RegSetOrDelete()

DWORD RegSetOrDelete ( HKEY  hKey, LPCWSTR  Name, DWORD  Type, LPCVOID  Data, DWORD  Size  )

inline

Definition at line 26 of file utils.h.

{
    if (Data)
        return RegSetValueExW(hKey, Name, 0, Type, LPBYTE(Data), Size);
    else
        return RegDeleteValueW(hKey, Name);
}

Referenced by EditTypeDlg_WriteClass().

RegSetString()

DWORD RegSetString ( HKEY  hKey, LPCWSTR  Name, LPCWSTR  Str, DWORD  Type = REG_SZ  )

inline

Definition at line 35 of file utils.h.

{
    return RegSetValueExW(hKey, Name, 0, Type, LPBYTE(Str), (lstrlenW(Str) + 1) * sizeof(WCHAR));
}

Referenced by EditTypeDlg_WriteClass(), FileTypesDlg_AddExt(), and COpenWithList::SetDefaultHandler().

RegValueExists()

BOOL RegValueExists ( HKEY  hKey, LPCWSTR  Name  )

inline

Definition at line 11 of file utils.h.

{
    return RegQueryValueExW(hKey, Name, NULL, NULL, NULL, NULL) == ERROR_SUCCESS;
}

Referenced by CDefaultContextMenu::AddStaticContextMenusToMenu(), EditTypeDlg_ReadClass(), and FileTypesDlg_InsertToLV().

SHELL32_SHExtractIcon()

HICON SHELL32_SHExtractIcon ( LPCWSTR  File, int  Index, int  cx, int  cy  )

inline

Definition at line 42 of file utils.h.

{
    HICON hIco;
    int r = PrivateExtractIconsW(File, Index, cx, cy, &hIco, NULL, 1, 0);
    return r > 0 ? hIco : NULL;
}

Referenced by DoExtractIcon().