Class: Nyle::Frame

Inherits:
Gtk::Window
  • Object
show all
Defined in:
lib/nyle/frame.rb

Overview

Frame

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(width = DEFAULT_WIDTH, height = DEFAULT_HEIGHT) ⇒ Frame

include Gdk::Keyval # Include key definication to omit ‘Gdk::Keyval::’ for subclass



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# File 'lib/nyle/frame.rb', line 18

def initialize(width = DEFAULT_WIDTH, height = DEFAULT_HEIGHT)
  super()
  self.set_size_request(width, height)
  self.resizable = false
  self.title     = DEFAULT_TITLE
  @transition    = []                            # Screen transition table
  @interval_time = DEFAULT_INTERVAL              # milli seconds

  # Nyle main frame
  me = self
  Nyle.module_eval {
    _set_frame(me)
  }

  # Mouse events
  self.add_events([:button_press_mask,
                   :button_release_mask])

  # Signal handler for mouse pressed
  self.signal_connect(:button_press_event) do |widget, event|
    Nyle.module_eval {
      _set_mouse_down(event.button, true)
    }
    false
  end

  # Signal handler for mouse released
  self.signal_connect(:button_release_event) do |widget, event|
    Nyle.module_eval {
      _set_mouse_down(event.button, false)
    }
    false
  end

  # Signal handler for key pressed
  self.signal_connect(:key_press_event) do |widget, event|
    Nyle.module_eval {
      _set_key_down(event.keyval, true)
    }
    # [debug]
    # puts "keyname: [#{Gdk::Keyval.to_name(event.keyval)}]"
    false
  end

  # Signal handler for key released
  self.signal_connect(:key_release_event) do |widget, event|
    Nyle.module_eval {
      _set_key_down(event.keyval, false)
    }
    false
  end

  self.signal_connect(:destroy) do
    _quit
  end
end

Instance Attribute Details

#current_screen ⇒ Object (readonly)

Returns the value of attribute current_screen.



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# File 'lib/nyle/frame.rb', line 16

def current_screen
  @current_screen
end

Instance Method Details

#close ⇒ Object 



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# File 'lib/nyle/frame.rb', line 111

def close
  _quit
end

#set_current(screen) ⇒ Object 



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# File 'lib/nyle/frame.rb', line 115

def set_current(screen)
  _set_current(screen)
end

#show_all(title: nil, interval: nil) ⇒ Object 



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# File 'lib/nyle/frame.rb', line 75

def show_all(title: nil, interval: nil)
  super()
  self.title = title if title
  if ENV['NYLE_INTERVAL']
    @interval_time = ENV['NYLE_INTERVAL'].to_i
  elsif interval
    @interval_time = interval.to_i
  end
  @interval_time = MIN_INTERVAL if @interval_time < MIN_INTERVAL
  @interval_time = MAX_INTERVAL if @interval_time > MAX_INTERVAL

  @timer = GLib::Timer.new
  @timer.start

  GLib::Idle.add do   # to improve performance ...(for macOS)
    true
  end

  GLib::Timeout.add(@interval_time, GLib::PRIORITY_HIGH) do
#        puts "#{@timer.elapsed[0]}" if @timer
    if @timer
      elapsed = (@timer.elapsed[0] * 1000).round
      Nyle.module_eval {
        _set_running_time(elapsed)
      }
      if @current_screen
        update
        @current_screen.queue_draw unless @current_screen.destroyed?
      end
      true
    else
      false
    end
  end
end