Class: Lore::GUI::Radio

Inherits:

Form_Element

• Object
• Form_Element
• Lore::GUI::Radio

Defined in:

lib/lore/gui/form_element.rb

Overview

Form radio element (<input type=“radio” …>). Subclass of Form_Element.

Instance Attribute Summary

Attributes inherited from Form_Element

#attribute_id, #attribute_label, #attribute_name, #attribute_range, #attribute_table, #attribute_value, #id, #mode, #on_change, #on_click, #style, #style_class, #template, #template_file

Instance Method Summary

• #initialize(_table, _attrib_name, _attrib_label, _attrib_range = nil, _attrib_value = nil) ⇒ Radio constructor

  {{{.

• #string ⇒ Object

  def.

Methods inherited from Form_Element

for, #label, #onblur, #onfocus, #print, #set_attribute_style, #set_attribute_value, #set_mode, #setup

Constructor Details

#initialize(_table, _attrib_name, _attrib_label, _attrib_range = nil, _attrib_value = nil) ⇒ Radio

{{{

# File 'lib/lore/gui/form_element.rb', line 335

def initialize(_table, _attrib_name, _attrib_label, _attrib_range=nil, _attrib_value=nil)
  setup(_table, _attrib_name, _attrib_label, _attrib_range, _attrib_value)

  if _attrib_label.instance_of? Array then
    @attribute_label    = _attrib_label[0]
    @attribute_sublabel = _attrib_label[1]
  else
    @attribute_label    = _attrib_label.to_s
    @attribute_sublabel = nil
  end

end

Instance Method Details

#string ⇒ Object

def

# File 'lib/lore/gui/form_element.rb', line 348

def string

  if @mode == :mutable then 
    
    template = @template.new('radio.rhtml')
    radios = ''
    radio_index = 0
    
    if @attribute_label.nil? or @attribute_label == '' then 
      label = '' 
    end
    
    if @attribute_value.nil? or @attribute_value == '' then 
      @attribute_value = @attribute_range[0] 
    end

    throw 'attribute range must not be nil for Cuba::GUI::Radio instance. ' if @attribute_range.nil?
    
    @attribute_range.each { |value|
    
      if !@attribute_sublabel.nil? and
         !@attribute_sublabel[value].nil? then
        label = @attribute_sublabel[value]
      else 
        label = value
      end
      label = Lang[label.intern]
      
      data = {
        :id      => @attribute_id, 
        :class   => @style_class.to_s + '_radio',  
        :name    => @attribute_table+'.'+@attribute_name, 
        :onfocus => onfocus("#{@attribute_table.gsub('.','_')}__#{@attribute_name}"), 
        :onblur  => onblur("#{@attribute_table.gsub('.','_')}__#{@attribute_name}"), 
        :value   => value,
        :label   => label
      }
      data[:checked] = 'checked' if value == @attribute_value

      template.set_data(:attributes => data)
      radios += template.string.gsub("\n",'')
      radio_index += 1
    }
    
  elsif @mode == :readonly then
    
    template = @template.new('text_readonly.rhtml')
    if !@attribute_sublabel.nil? and
       !@attribute_sublabel[@attribute_value].nil? then
      label = @attribute_sublabel[@attribute_value]
    else 
      label = @attribute_value
    end
    label = Lang[label.intern]
    data = {:value => label}
    template.set_data(:attributes => data)
    radios = template.string

  end
  
  row_template = @template.new('radio_row.rhtml')
  row_template.set_data(:radios => radios)
  row_template.string
    
end