lib/wait_up/application.rb in wait_up-0.1.0 vs lib/wait_up/application.rb in wait_up-0.1.1

@@ -1,7 +1,9 @@
-require 'gtk3'
+# frozen_string_literal: true
 
+require "gtk3"
+
 module WaitUp
   # Main Wait Up application class
   class Application
     def initialize
       setup_gui
@@ -17,49 +19,61 @@
       connect_slide_signal
       connect_file_chooser_signal
     end
 
     def connect_destroy_signal
-      @win.signal_connect('destroy') { Gtk.main_quit }
+      @win.signal_connect("destroy") { Gtk.main_quit }
     end
 
     def connect_key_press_event_signal
-      @win.signal_connect 'key-press-event' do |_wdg, evt, _ud|
+      @win.signal_connect "key-press-event" do |_wdg, evt, _ud|
         handle_key(evt) if evt.state.control_mask?
         false
       end
     end
 
     def handle_key(evt)
       case evt.keyval
-      when 'q'.ord
+      when "q".ord
         @win.destroy
       end
     end
 
     def connect_slide_signal
-      @timeline.signal_connect 'format-value' do |_scale, value, _user_data|
+      timeline.signal_connect "format-value" do |_scale, value, _user_data|
         ">#{value}<"
       end
     end
 
     def connect_file_chooser_signal
-      @chooser.signal_connect 'file-set' do |_widget, _user_data|
-        puts @chooser.filename
+      chooser.signal_connect "file-set" do |_widget, _user_data|
+        puts chooser.filename
       end
     end
 
     def setup_gui
       @win = Gtk::Window.new :toplevel
-      @grid = Gtk::Grid.new
-      @grid.orientation = :vertical
-      @win.add @grid
-      @chooser = Gtk::FileChooserButton.new('Hello!', :open)
-      @grid.add @chooser
-      @timeline = Gtk::Scale.new :horizontal, 0.0, 10.0, 0.1
-      @timeline.hexpand = true
-      @grid.add @timeline
-      @volume = Gtk::VolumeButton.new
-      @grid.add @volume
+      @win.add grid
+    end
+
+    def grid
+      @grid ||=
+        Gtk::Grid.new.tap do |grid|
+          grid.orientation = :vertical
+          grid.add chooser
+          grid.add timeline
+          grid.add Gtk::VolumeButton.new
+        end
+    end
+
+    def timeline
+      @timeline ||=
+        Gtk::Scale.new(:horizontal, 0.0, 10.0, 0.1).tap do |it|
+          it.hexpand = true
+        end
+    end
+
+    def chooser
+      @chooser ||= Gtk::FileChooserButton.new("Hello!", :open)
     end
   end
 end