Class: Rubygoo::CheckBox

Inherits:
Widget
  • Object
show all
Defined in:
lib/rubygoo/check_box.rb

Direct Known Subclasses

RadioButton

Constant Summary

Constants inherited from Widget

Widget::DEFAULT_PARAMS

Instance Attribute Summary collapse

Attributes inherited from Widget

#app, #container, #enabled, #focus_priority, #focussed, #h, #parent, #relative, #w, #x, #x_pad, #y, #y_pad

Instance Method Summary collapse

Methods inherited from Widget

#contains?, #enabled?, #focus, #focussed?, #get_color, #key_released, #modal?, #mouse_down, #mouse_dragging, #mouse_motion, #on_focus, #on_unfocus, #removed, #tab_to?, #theme_property, #unfocus, #update, #update_rect

Constructor Details

#initialize(opts = {}) ⇒ CheckBox

Returns a new instance of CheckBox.



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# File 'lib/rubygoo/check_box.rb', line 5

def initialize(opts={})
  super opts
end

Instance Attribute Details

#checked ⇒ Object

Returns the value of attribute checked.



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# File 'lib/rubygoo/check_box.rb', line 3

def checked
  @checked
end

Instance Method Details

#added ⇒ Object 



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# File 'lib/rubygoo/check_box.rb', line 9

def added()
  @checked = false
  @color = theme_property :color
  @bg_color = theme_property :bg_color
  @border_color = theme_property :border_color
  @focus_color = theme_property :focus_color
  @checked_color = theme_property :checked_color

  @rect = Rect.new [@x-@x_pad,@y-@y_pad,@w+2*@x_pad,@h+2*@y_pad]
end

#check ⇒ Object 



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# File 'lib/rubygoo/check_box.rb', line 32

def check()
  @checked = true
  fire :checked, self
end

#checked? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rubygoo/check_box.rb', line 20

def checked?()
  @checked
end

#draw(adapter) ⇒ Object 



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# File 'lib/rubygoo/check_box.rb', line 60

def draw(adapter)
  x1 = @rect[0]
  y1 = @rect[1]
  x2 = @rect[2] + x1
  y2 = @rect[3] + y1
  if @focussed
    adapter.fill x1, y1, x2, y2, @focus_color
  elsif @bg_color
    adapter.fill x1, y1, x2, y2, @bg_color
  end

  if @checked
    rect = @rect.inflate(-@x_pad,-@y_pad)
    cx1 = rect[0]
    cy1 = rect[1]
    cx2 = rect[2] + x1
    cy2 = rect[3] + y1
    adapter.fill cx1, cy1, cx2, cy2, @checked_color
  end

  if @border_color
    adapter.draw_box x1, y1, x2, y2, @border_color
  end
end

#key_pressed(event) ⇒ Object

called when a key press is sent to us



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# File 'lib/rubygoo/check_box.rb', line 53

def key_pressed(event)
  case event.data[:key]
  when K_SPACE
    toggle
  end
end

#mouse_drag(event) ⇒ Object

called when there is a mouse click at the end of a drag



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# File 'lib/rubygoo/check_box.rb', line 48

def mouse_drag(event)
  toggle
end

#mouse_up(event) ⇒ Object

called when there is a mouse click



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# File 'lib/rubygoo/check_box.rb', line 43

def mouse_up(event)
  toggle
end

#toggle ⇒ Object 



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# File 'lib/rubygoo/check_box.rb', line 24

def toggle()
  if checked?
    uncheck
  else
    check
  end
end

#uncheck ⇒ Object 



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# File 'lib/rubygoo/check_box.rb', line 37

def uncheck()
  @checked = false
  fire :checked, self
end