Class: Iup::SubMenu

Inherits:
Widget show all
Defined in:
lib/wrapped/submenu.rb

Overview

A menu item that, when selected, opens another menu. Apart from its text label, a menu item may include an optional image.

Example

The following line associates the ‘File’ name with its menu, ready to place into a parent menu:

file_submenu = Iup::SubMenu.new('File', file_menu))

See also Menu, MenuItem, Separator

Instance Attribute Summary

Attributes inherited from Widget

#handle

Instance Method Summary collapse

Methods inherited from Widget

#active, #assign_handle, #bgcolor, #destroy, #enterwindow_cb=, #fgcolor, #font, #getfocus_cb=, #help_cb=, #k_any=, #killfocus_cb=, #leavewindow_cb=, #map_cb=, #maxsize, #minsize, #open_controls, #size, #unmap_cb=, #visible, #zorder

Methods included from AttributeBuilders

#define_attribute, #define_id_attribute, #define_id_reader, #define_id_writer, #define_property_attribute, #define_property_reader, #define_property_writer, #define_reader, #define_writer

Methods included from CallbackSetter

#define_callback

Constructor Details

#initialize(title, child_menu) {|_self| ... } ⇒ SubMenu

Creates instance of a submenu. If a block is given, the new instance is yielded to it.

  • title - displayed name of menu

  • child_menu - child menu to open

Yields:

  • (_self)

Yield Parameters:

  • _self (Iup::SubMenu) —

    the object that the method was called on



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# File 'lib/wrapped/submenu.rb', line 24

def initialize title, child_menu
  @handle = IupLib.IupSubmenu(title, child_menu.handle)

  # run any provided block on instance, to set up further attributes
  yield self if block_given?
end

Instance Method Details

#image ⇒ Object

–



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# File 'lib/wrapped/submenu.rb', line 40

def image
  attribute_reference('IMAGE', ImageWidget, nil)
end

#image=(val) ⇒ Object

:nodoc:



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# File 'lib/wrapped/submenu.rb', line 44

def image= val # :nodoc:
  attribute_reference('IMAGE', ImageWidget, val)
end

#title ⇒ Object

:attr: title String to show on menu.



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# File 'lib/wrapped/submenu.rb', line 51

define_attribute :title

#wid ⇒ Object

:attr_reader: wid Native widget identifier.



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# File 'lib/wrapped/submenu.rb', line 56

define_reader :wid