Class: GObject::RubyClosure
- Defined in:
- lib/ffi-gobject/ruby_closure.rb
Overview
This class encapsulates Ruby blocks as GObject Closures.
Defined Under Namespace
Classes: Struct
Constant Summary collapse
- BLOCK_STORE =
{}
Class Method Summary collapse
- .marshaller(closure, return_value, param_values, _invocation_hint, _marshal_data) ⇒ Object
- .new(&block) ⇒ Object
Instance Method Summary collapse
Methods inherited from Closure
Class Method Details
.marshaller(closure, return_value, param_values, _invocation_hint, _marshal_data) ⇒ Object
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# File 'lib/ffi-gobject/ruby_closure.rb', line 40 def self.marshaller closure, return_value, param_values, _invocation_hint, _marshal_data rclosure = wrap(closure.to_ptr) param_values ||= [] args = param_values.map {|value| value.get_value } result = rclosure.invoke_block(*args) return_value.set_ruby_value(result) if return_value end |
.new(&block) ⇒ Object
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# File 'lib/ffi-gobject/ruby_closure.rb', line 30 def self.new &block raise ArgumentError unless block_given? closure = wrap(new_simple(self::Struct.size, nil).to_ptr) closure.block = block closure.set_marshal Proc.new {|*args| marshaller(*args)} closure end |
Instance Method Details
#block ⇒ Object
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# File 'lib/ffi-gobject/ruby_closure.rb', line 16 def block BLOCK_STORE[@struct[:block_id]] end |
#block=(block) ⇒ Object
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# File 'lib/ffi-gobject/ruby_closure.rb', line 20 def block= block id = block.object_id BLOCK_STORE[id] = block @struct[:block_id] = id end |
#invoke_block(*args) ⇒ Object
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# File 'lib/ffi-gobject/ruby_closure.rb', line 26 def invoke_block *args block.call(*args) end |