Class: Formotion::RowType::PickerRow

Inherits:
StringRow show all
Includes:
ItemsMapper, MultiChoiceRow
Defined in:
lib/formotion/row_type/picker_row.rb

Constant Summary

Constants inherited from StringRow

StringRow::TEXT_FIELD_TAG

Instance Attribute Summary

Attributes inherited from Base

#row, #tableView

Instance Method Summary collapse

Methods included from MultiChoiceRow

#add_callbacks, #build_cell

Methods included from ItemsMapper

#item_names, #item_names_hash, #items, #name_for_value, #name_index_of_value, #value_for_name, #value_for_name_index

Methods inherited from StringRow

#add_callbacks, #build_cell, #keyboardType, #on_select

Methods inherited from Base

#_on_select, #after_delete, #break_with_semaphore, #build_cell, #button?, #cellEditingStyle, #cell_style, #delete_row, field_buffer, #indentWhileEditing?, #initialize, #on_delete, #on_select, #update_cell, #with_semaphore

Constructor Details

This class inherits a constructor from Formotion::RowType::Base

Instance Method Details

#after_build(cell) ⇒ Object 



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# File 'lib/formotion/row_type/picker_row.rb', line 43

def after_build(cell)
  self.row.text_field.inputView = self.picker
  self.row.text_field.text = name_for_value(row.value).to_s
end

#done_editing ⇒ Object

Callback for “Done” button in input_accessory_view



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# File 'lib/formotion/row_type/picker_row.rb', line 39

def done_editing
  self.row.text_field.endEditing(true)
end

#input_accessory_view(input_accessory) ⇒ Object 



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# File 'lib/formotion/row_type/picker_row.rb', line 11

def input_accessory_view(input_accessory)
  case input_accessory
  when :done
    @input_accessory ||= begin
      tool_bar = UIToolbar.alloc.initWithFrame([[0, 0], [0, 44]])
      tool_bar.autoresizingMask = UIViewAutoresizingFlexibleWidth
      tool_bar.translucent = true

      left_space = UIBarButtonItem.alloc.initWithBarButtonSystemItem(
          UIBarButtonSystemItemFlexibleSpace,
          target: nil,
          action: nil)

      done_button = UIBarButtonItem.alloc.initWithBarButtonSystemItem(
          UIBarButtonSystemItemDone,
          target: self,
          action: :done_editing)

      tool_bar.items = [left_space, done_button]

      tool_bar
    end
  else
    nil
  end
end

#numberOfComponentsInPickerView(pickerView) ⇒ Object 



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# File 'lib/formotion/row_type/picker_row.rb', line 64

def numberOfComponentsInPickerView(pickerView)
  1
end

#on_change(text_field) ⇒ Object 



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# File 'lib/formotion/row_type/picker_row.rb', line 80

def on_change(text_field)
  break_with_semaphore do
    row.value = value_for_name(text_field.text)
  end
end

#picker ⇒ Object 



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# File 'lib/formotion/row_type/picker_row.rb', line 48

def picker
  @picker ||= begin
    picker = UIPickerView.alloc.initWithFrame(CGRectZero)
    picker.showsSelectionIndicator = true
    picker.hidden = false
    picker.dataSource = self
    picker.delegate = self

    picker
  end

  select_picker_value(row.value) if self.row.value

  @picker
end

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



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# File 'lib/formotion/row_type/picker_row.rb', line 68

def pickerView(pickerView, numberOfRowsInComponent:component)
  self.items.size
end

#row_value ⇒ Object 



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# File 'lib/formotion/row_type/picker_row.rb', line 100

def row_value
  name_for_value(row.value)
end

#select_picker_value(new_value) ⇒ Object 



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# File 'lib/formotion/row_type/picker_row.rb', line 91

def select_picker_value(new_value)
  picker_row = name_index_of_value(new_value)
  if picker_row != nil
    @picker.selectRow(picker_row, inComponent:0, animated:false)
  else
    warn "Picker item '#{row.value}' not found in #{row.items.inspect} for '#{row.key}'"
  end
end

#update_text_field(new_value) ⇒ Object 



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# File 'lib/formotion/row_type/picker_row.rb', line 86

def update_text_field(new_value)
  self.row.text_field.text = name_for_value(new_value)
  select_picker_value(new_value)
end