#==============================================================================
# ■ String
#------------------------------------------------------------------------------
# String 类追加定义。
#==============================================================================
class String
#----------------------------------------------------------------------------
# ● API
#----------------------------------------------------------------------------
@@MultiByteToWideChar = Win32API.new('kernel32', 'MultiByteToWideChar', 'ilpipi', 'i')
@@WideCharToMultiByte = Win32API.new('kernel32', 'WideCharToMultiByte', 'ilpipipp', 'i')
#----------------------------------------------------------------------------
# ● UTF-8 转 Unicode
#----------------------------------------------------------------------------
def u2w
i = @@MultiByteToWideChar.call(65001, 0 , self, -1, nil,0)
buffer = "\0" * (i*2)
@@MultiByteToWideChar.call(65001, 0 , self, -1, buffer, i)
buffer.chop!
return buffer
end
#----------------------------------------------------------------------------
# ● UTF-8 转系统编码
#----------------------------------------------------------------------------
def u2s
i = @@MultiByteToWideChar.call(65001, 0 , self, -1, nil,0)
buffer = "\0" * (i*2)
@@MultiByteToWideChar.call(65001, 0 , self, -1, buffer, i)
i = @@WideCharToMultiByte.call(0, 0, buffer, -1, nil, 0, nil, nil)
result = "\0" * i
@@WideCharToMultiByte.call(0, 0, buffer, -1, result, i, nil, nil)
result.chop!
return result
end
#----------------------------------------------------------------------------
# ● 系统编码转 UTF-8
#----------------------------------------------------------------------------
def s2u
i = @@MultiByteToWideChar.call(0, 0, self, -1, nil, 0)
buffer = "\0" * (i*2)
@@MultiByteToWideChar.call(0, 0, self, -1, buffer, buffer.size / 2)
i = @@WideCharToMultiByte.call(65001, 0, buffer, -1, nil, 0, nil, nil)
result = "\0" * i
@@WideCharToMultiByte.call(65001, 0, buffer, -1, result, result.size, nil, nil)
result.chop!
return result
end
end
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