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@@ -3,6 +3,22 @@ class LiveMidi
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   OFF = 0x80
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   PROGRAM_CHANGE = 0xC0
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+  @@hooks =  { }
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+  def self.add_hook_for(step, method_name)
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+    @@hooks[step] ||= []
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+    @@hooks[step] << method_name
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+  end
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+
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+  def run_hooks(step)
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+    if @@hooks[step]
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+      @@hooks[step].each { |method_name| self.send(method_name.to_sym) }
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+    end
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+  end
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+
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+  def initialize
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+    run_hooks :initialize
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+  end
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+
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   def note_on(channel, note, velocity = 64)
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     message(ON | channel, note, velocity)
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   end

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@@ -103,5 +103,23 @@ describe LiveMidi do
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     end
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   end
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+
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+  describe "hooks for initialize" do
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+
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+    it "should add a hook" do
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+      class LiveMidi
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+        add_hook_for :initialize, :open
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+
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+        attr_reader :open_called
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+        def open
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+          @open_called = true
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+        end
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+      end
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+
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+      livemidi = LiveMidi.new
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+      livemidi.open_called.should be_true
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+    end
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+    
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+  end
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 end