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Importance_2
Ruby latest stable (v1_9_3_392) - 0 notes - Superclass: Object

Win32 Registry

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

example

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

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