Class: UnderOs::UI::Select

Inherits:
Input
  • Object
show all
Defined in:
lib/under_os/ui/select.rb

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ Select

Returns a new instance of Select.



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# File 'lib/under_os/ui/select.rb', line 4

def initialize(options={})
  super

  self.options = options.delete(:options) if options[:options]
  @_.showsSelectionIndicator = true       if options[:lense]

  @_.dataSource = self
end

Instance Method Details

#hide ⇒ Object 



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# File 'lib/under_os/ui/select.rb', line 68

def hide
  animate bottom: -size.y, complete: -> {
    style.display = :none
  }
end

#numberOfComponentsInPickerView(picker) ⇒ Object

UIPickerView delegate



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# File 'lib/under_os/ui/select.rb', line 77

def numberOfComponentsInPickerView(picker)
  optgroups.size
end

#optgroups ⇒ Object 



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# File 'lib/under_os/ui/select.rb', line 13

def optgroups
  @optgroups ||= [{}]
end

#optgroups=(list) ⇒ Object 



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# File 'lib/under_os/ui/select.rb', line 17

def optgroups=(list)
  @optgroups = list.map do |hash|
    {}.tap do |clean_hash|
      hash.each do |key, value|
        clean_hash[key.to_s] = value if key && value
      end
    end
  end
end

#options ⇒ Object 



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# File 'lib/under_os/ui/select.rb', line 27

def options
  optgroups.size == 1 ? optgroups[0] : optgroups
end

#options=(value) ⇒ Object 



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# File 'lib/under_os/ui/select.rb', line 31

def options=(value)
  self.optgroups = value.is_a?(Array) ? value : [value]
  @_.reloadAllComponents
end

#pickerView(picker, didSelectRow: index, inComponent: group) ⇒ Object 



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# File 'lib/under_os/ui/select.rb', line 81

def pickerView(picker, numberOfRowsInComponent: group)
  optgroups[group].size
end

#show ⇒ Object 



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# File 'lib/under_os/ui/select.rb', line 58

def show
  page.find('select').each do |select|
    select.hide if select.visible && select != self
  end

  self.style = {bottom: -size.y, display: :block}

  animate bottom: 0
end

#value ⇒ Object 



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# File 'lib/under_os/ui/select.rb', line 36

def value
  @value ||= []
  optgroups.size == 1 ? @value[0] : @value
end

#value=(value) ⇒ Object 



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# File 'lib/under_os/ui/select.rb', line 41

def value=(value)
  prev_val = @value
  @value = Array(value).map(&:to_s)
  handle_change if @value != prev_val

  @value.each_with_index do |value, group|
    i = 0;
    optgroups[group].each do |v, label|
      if value == v
        @_.selectRow i, inComponent: group, animated: false
      else
        i += 1
      end
    end
  end
end