add on method for registering blocks

examples updated

examples/events/main.rb

@@ -3,36 +3,33 @@ require_relative "../../lib/voicemeeter"
 class Main
   def initialize(vm)
     @vm = vm
-    @vm.register([method(:on_pdirty), method(:on_mdirty), method(:on_midi), method(:on_ldirty)])
+    @vm.on :pdirty do
+      puts "pdirty"
+    end
+    @vm.on :mdirty do
+      puts "mdirty"
+    end
+    @vm.on :midi do
+      current = @vm.midi.current
+      puts "Value of midi input #{current}: #{@vm.midi.get(current)}"
+    end
+    @vm.on :ldirty do
+      @vm.bus.each do |bus|
+        puts "#{bus} #{bus.levels.all.join(" ")}" if bus.levels.isdirty?
+      end
+    end
   end
 
   def run
     puts "press <Enter> to quit"
     loop { break if gets.chomp.empty? }
   end
-
-  def on_pdirty
-    puts "pdirty"
-  end
-
-  def on_mdirty
-    puts "mdirty"
-  end
-
-  def on_midi
-    current = @vm.midi.current
-    puts "Value of midi input #{current}: #{@vm.midi.get(current)}"
-  end
-
-  def on_ldirty
-    @vm.bus.each do |bus|
-      puts "#{bus} #{bus.levels.all.join(" ")}" if bus.levels.isdirty?
-    end
-  end
 end
 
 if $PROGRAM_NAME == __FILE__
-  Voicemeeter::Remote.new(:potato, pdirty: true, mdirty: true, midi: true, ldirty: true).run do |vm|
+  Voicemeeter::Remote
+    .new(:potato, pdirty: true, mdirty: true, midi: true, ldirty: true)
+    .run do |vm|
     Main.new(vm).run
   end
 end