IRegNode::Set

[This is preliminary documentation and subject to change.]

Opens a Registry Key.

Use this method to open a System Registry key. The RootKey argument can be one of the predefined Registry Root handles:

• HKEY_CLASSES_ROOT
• HKEY_CURRENT_USER
• HKEY_LOCAL_MACHINE
• HKEY_USERS
• HKEY_PERFORMANCE_DATA
• HKEY_CURRENT_CONFIG
• HKEY_DYN_DATA

Use the ReadOnly argument to specify the desired access rights you wish to access the Registry key with.

HRESULT Set(
  HKEY RootKey,
  BSTR Key,
  VARIANT_BOOL ReadOnly,
);

Parameters

RootKey

[in] A valid HKEY constant.

Key

[in] The subkey to open.

ReadOnly

[in, defaultvalue(-1)] Desired access rights.

Return Values

S_OK

The operation was successfull.

E_UNEXPECTED

An unexpected error occoured.

E_FAIL

A general error occoured.

See Also

IRegNode