Module: Win32

Win32 Registry

win32/registry is registry accessor library for Win32 platform. It uses importer to call Win32 Registry APIs.

example

Win32::Registry::HKEY_CURRENT_USER.open('SOFTWARE\foo') do |reg| value = reg # read a value value = reg['foo', Win32::Registry::REG_SZ] # read a value with type type, value = reg.read('foo') # read a value reg = 'bar' # write a value reg['foo', Win32::Registry::REG_SZ] = 'bar' # write a value with type reg.write('foo', Win32::Registry::REG_SZ, 'bar') # write a value

reg.each_value { |name, type, data| ... }        # Enumerate values
reg.each_key { |key, wtime| ... }                # Enumerate subkeys

reg.delete_value(name)                         # Delete a value
reg.delete_key(name)                           # Delete a subkey
reg.delete_key(name, true)                     # Delete a subkey recursively
end

Reference

::Win32::Registry class

--- info

--- num_keys

--- max_key_length

--- num_values

--- max_value_name_length

--- max_value_length

--- descriptor_length

--- wtime Returns an item of key information.

constants

--- HKEY_CLASSES_ROOT

--- HKEY_CURRENT_USER

--- HKEY_LOCAL_MACHINE

--- HKEY_PERFORMANCE_DATA

--- HKEY_CURRENT_CONFIG

--- HKEY_DYN_DATA

Win32::Registry object whose key is predefined key.

For detail, see the MSDN article.