Class: Formotion::RowType::TemplateRow

Inherits:
Base show all
Includes:
BubbleWrap::KVO
Defined in:
lib/formotion/row_type/template_row.rb

Instance Attribute Summary

Attributes inherited from Base

#row, #tableView

Instance Method Summary collapse

Methods inherited from Base

#_on_select, #after_build, #after_delete, #break_with_semaphore, #button?, #cell_style, #done_editing, field_buffer, #initialize, #input_accessory_view, #on_delete, #update_cell, #with_semaphore

Constructor Details

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

Instance Method Details

#build_cell(cell) ⇒ Object 



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# File 'lib/formotion/row_type/template_row.rb', line 29

def build_cell(cell)
  cell.selectionStyle = self.row.selection_style || UITableViewCellSelectionStyleBlue
  @add_button ||= begin
    button = UIButton.buttonWithType(UIButtonTypeContactAdd)
    button.when(UIControlEventTouchUpInside) do
      self._on_select(nil, nil)
    end
    button
  end
  cell.accessoryView = @add_button
  nil
end

#build_new_row(options = {}) ⇒ Object 



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# File 'lib/formotion/row_type/template_row.rb', line 52

def build_new_row(options = {})
  # build row
  new_row = row.section.create_row(row.template.merge(options))
  new_row.object.instance_eval do
    def after_delete
      template_value = row.template_parent.value
      template_value.delete_at(row.index)
      row.template_parent.value = template_value
      row.template_parent.template_children.delete_at(row.index)
    end
  end
  
  # inherit some infos to template child
  if row.on_tap_callback
    new_row.on_tap_callback = row.on_tap_callback
  end
  if row.on_delete_callback
    new_row.on_delete_callback = row.on_delete_callback
  end
  new_row.key = "#{row.key}_template".to_sym
  
  new_row.remove_on_delete = true
  new_row.template_parent = row
  row.template_children ||= []
  row.template_children << new_row
  observe(new_row, "value") do |old_value, new_value|
    template_value = row.value.dup
    template_value[new_row.index] = new_row.value
    row.value = template_value
  end
  new_row
end

#cellEditingStyle ⇒ Object 



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# File 'lib/formotion/row_type/template_row.rb', line 21

def cellEditingStyle
  UITableViewCellEditingStyleInsert
end

#delete_row(template_row, with_animation = true) ⇒ Object 



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# File 'lib/formotion/row_type/template_row.rb', line 102

def delete_row(template_row, with_animation = true)
  animation = with_animation ? UITableViewRowAnimationTop : UITableViewRowAnimationNone
  index_path = NSIndexPath.indexPathForRow(template_row.index, inSection:row.section.index)
  tableView.beginUpdates
  tableView.deleteRowsAtIndexPaths [index_path], withRowAnimation:animation
  tableView.endUpdates
end

#indentWhileEditing? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/formotion/row_type/template_row.rb', line 25

def indentWhileEditing?
  true
end

#insert_row(template_row, with_animation = true) ⇒ Object 



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# File 'lib/formotion/row_type/template_row.rb', line 94

def insert_row(template_row, with_animation = true)
  animation = with_animation ? UITableViewRowAnimationBottom : UITableViewRowAnimationNone
  index_path = NSIndexPath.indexPathForRow(template_row.index, inSection:row.section.index)
  tableView.beginUpdates
  tableView.insertRowsAtIndexPaths [index_path], withRowAnimation:animation
  tableView.endUpdates
end

#move_row_in_list(new_row) ⇒ Object 



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# File 'lib/formotion/row_type/template_row.rb', line 85

def move_row_in_list(new_row)
  # move to top
  row.section.rows.pop
  row.section.rows.insert(row.template_children.count - 1, new_row)

  # reset indexes
  row.section.refresh_row_indexes
end

#on_insert(tableView, tableViewDelegate) ⇒ Object 



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# File 'lib/formotion/row_type/template_row.rb', line 46

def on_insert(tableView, tableViewDelegate)
  new_row = build_new_row
  move_row_in_list(new_row)
  insert_row(new_row)
end

#on_select(tableView, tableViewDelegate) ⇒ Object 



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# File 'lib/formotion/row_type/template_row.rb', line 42

def on_select(tableView, tableViewDelegate)
  on_insert(tableView, tableViewDelegate)
end

#update_template_rows ⇒ Object 



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# File 'lib/formotion/row_type/template_row.rb', line 110

def update_template_rows
  row.value ||= []
  if row.value.count > row.template_children.count
    row.value[row.template_children.count..-1].each do |value|
      new_row = build_new_row({:value => value})
      move_row_in_list(new_row)
      insert_row(new_row) if tableView
    end
  elsif row.value.count < row.template_children.count
    row.template_children[row.value.count..-1].each do |row_to_delete|
      row.section.rows.delete(row_to_delete)
      row.template_children.delete(row_to_delete)
      row.section.refresh_row_indexes
      delete_row(row_to_delete) if tableView
    end
  end

  row.value.dup.each_with_index do |new_value, index|
    template_child = row.template_children[index]
    old_value = template_child.value
    if old_value != new_value
      template_child.value = new_value
    end
  end
end