Class: Tgios::UIPickerViewListBinding

Inherits:
BindingBase show all
Defined in:
lib/tgios/ui_picker_view_list_binding.rb

Instance Method Summary collapse

Methods inherited from BindingBase

#dealloc, #hook, #prepareForRelease, #unhook

Constructor Details

#initialize ⇒ UIPickerViewListBinding

Returns a new instance of UIPickerViewListBinding.



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# File 'lib/tgios/ui_picker_view_list_binding.rb', line 3

def initialize
  @events={}
end

Instance Method Details

#bind(picker_view, options = {}) ⇒ Object 



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# File 'lib/tgios/ui_picker_view_list_binding.rb', line 11

def bind(picker_view, options={})
  @options = options
  @picker_view=WeakRef.new(picker_view)
  @list=WeakRef.new(options[:list])
  @display_field=options[:display_field]
  @picker_view.dataSource=self
  @picker_view.delegate=self
end

#get_display_text(row) ⇒ Object 



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# File 'lib/tgios/ui_picker_view_list_binding.rb', line 43

def get_display_text(row)
  record = @list[row]
  record.is_a?(Hash) ? record[@display_field] : record.send(@display_field)
end

#numberOfComponentsInPickerView(pickerView) ⇒ Object 



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# File 'lib/tgios/ui_picker_view_list_binding.rb', line 21

def numberOfComponentsInPickerView(pickerView)
  1
end

#on(event_name, &block) ⇒ Object 



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# File 'lib/tgios/ui_picker_view_list_binding.rb', line 7

def on(event_name, &block)
  @events[event_name]=block.weak!
end

#onPrepareForRelease ⇒ Object 



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# File 'lib/tgios/ui_picker_view_list_binding.rb', line 63

def onPrepareForRelease
  @events=nil
  @picker_view.dataSource=nil
  @picker_view.delegate=nil
  @list=nil
end

#pickerView(pickerView, didSelectRow: row, inComponent: component) ⇒ Object 



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# File 'lib/tgios/ui_picker_view_list_binding.rb', line 25

def pickerView(picker_view, numberOfRowsInComponent:section)
  @list.length
end

#reload(list = nil) ⇒ Object 



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# File 'lib/tgios/ui_picker_view_list_binding.rb', line 57

def reload(list=nil)
  @list = WeakRef.new(list) if list
  NSLog "#{@list.length}====="
  @picker_view.reloadAllComponents
end

#select_record(record) ⇒ Object 



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# File 'lib/tgios/ui_picker_view_list_binding.rb', line 52

def select_record(record)
  idx = (@list.find_index(record) || 0)
  @picker_view.selectRow(idx, inComponent:0, animated: false)
end

#selected_record ⇒ Object 



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# File 'lib/tgios/ui_picker_view_list_binding.rb', line 48

def selected_record
  @list[@picker_view.selectedRowInComponent(0)]
end