diff options
Diffstat (limited to 'lib/efl/ffi.rb')
| -rw-r--r-- | lib/efl/ffi.rb | 32 |
1 files changed, 19 insertions, 13 deletions
diff --git a/lib/efl/ffi.rb b/lib/efl/ffi.rb index bf68e22..0b7416e 100644 --- a/lib/efl/ffi.rb +++ b/lib/efl/ffi.rb @@ -68,18 +68,21 @@ module Efl end # module ClassHelper + def to_ptr; @ptr; end + def === o; @ptr === o.to_ptr; end + def address; @ptr.address; end def self.included kls - kls.class_eval "def self.search_paths; @search_paths; end" - kls.class_eval "def self.inherited sub; sub.class_eval 'def self.search_paths; superclass.search_paths; end'; end" - end - def to_ptr - @ptr - end - def === o - @ptr === o.to_ptr - end - def address - @ptr.address + # create class instance @proxy_list + kls.class_eval "@proxy_list ||=[]" + # access and prepend *args to @proxy_list + kls.class_eval "def self.proxy_list *args; @proxy_list.unshift *args unless args.empty?; @proxy_list; end" + # on inheritance, copy ancestor's @proxy_list + kls.class_eval <<-EOF + def self.inherited sub + sub.class_eval '@proxy_list = []' + sub.proxy_list *self.proxy_list + end + EOF end def method_missing m, *args, &block if m =~/^(.*)=$/ @@ -92,14 +95,17 @@ module Efl m_s = m.to_s args_s = '*args' end - self.class.search_paths.each do |mod,p| + self.class.proxy_list.each do |mod,p| sym = p+m_s if mod.respond_to? sym self.class.class_eval "def #{m} *args, █ r=#{mod.name}.#{sym}(@ptr,#{args_s}); yield r if block_given?; r; end" return self.send m, *args, &block + elsif mod.respond_to? m + self.class.class_eval "def #{m} *args, █ r=#{mod.name}.#{m}(@ptr,#{args_s}); yield r if block_given?; r; end" + return self.send m, *args, &block end end - raise NameError.new "#{self.class} is unable to resolve #{m} into #{self.class.search_paths.inspect}" + raise NameError.new "#{self.class} is unable to resolve #{m} within #{self.class.proxy_list.inspect}" end end end |