Module: TreeNodePatch::InstanceMethods

Defined in:
lib/redmine/menu_manager.rb

Instance Method Summary collapse

Instance Method Details

#add(child) ⇒ Object

Adds the specified child node to the receiver node. The child node’s parent is set to be the receiver. The child is added as the last child in the current list of children for the receiver node.



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# File 'lib/redmine/menu_manager.rb', line 76

def add(child)
  raise "Child already added" if @childrenHash.has_key?(child.name)

  @childrenHash[child.name]  = child
  position = @children.size - @last_items_count
  @children.insert(position, child)
  child.parent = self
  return child

end

#add_at(child, position) ⇒ Object

Adds the specified child node to the receiver node. The child node’s parent is set to be the receiver. The child is added at the position into the current list of children for the receiver node.



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# File 'lib/redmine/menu_manager.rb', line 52

def add_at(child, position)
  raise "Child already added" if @childrenHash.has_key?(child.name)

  @childrenHash[child.name]  = child
  @children = @children.insert(position, child)
  child.parent = self
  return child

end

#add_last(child) ⇒ Object 



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# File 'lib/redmine/menu_manager.rb', line 62

def add_last(child)
  raise "Child already added" if @childrenHash.has_key?(child.name)

  @childrenHash[child.name]  = child
  @children <<  child
  @last_items_count += 1
  child.parent = self
  return child

end

#position ⇒ Object

Will return the position (zero-based) of the current child in it’s parent



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# File 'lib/redmine/menu_manager.rb', line 97

def position
  self.parent.children.index(self)
end

#prepend(child) ⇒ Object

Adds the specified child node to the receiver node. The child node’s parent is set to be the receiver. The child is added as the first child in the current list of children for the receiver node.



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# File 'lib/redmine/menu_manager.rb', line 39

def prepend(child)
  raise "Child already added" if @childrenHash.has_key?(child.name)

  @childrenHash[child.name]  = child
  @children = [child] + @children
  child.parent = self
  return child

end

#remove!(child) ⇒ Object

Wrapp remove! making sure to decrement the last_items counter if the removed child was a last item



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# File 'lib/redmine/menu_manager.rb', line 89

def remove!(child)
  @last_items_count -= +1 if child && child.last
  super
end