90 lines
2.5 KiB
Ruby
90 lines
2.5 KiB
Ruby
#-- encoding: UTF-8
|
|
#-- copyright
|
|
# ChiliProject is a project management system.
|
|
#
|
|
# Copyright (C) 2010-2013 the ChiliProject Team
|
|
#
|
|
# This program is free software; you can redistribute it and/or
|
|
# modify it under the terms of the GNU General Public License
|
|
# as published by the Free Software Foundation; either version 2
|
|
# of the License, or (at your option) any later version.
|
|
#
|
|
# See doc/COPYRIGHT.rdoc for more details.
|
|
#++
|
|
|
|
require 'tree' # gem install rubytree
|
|
|
|
class Redmine::MenuManager::TreeNode < Tree::TreeNode
|
|
attr_reader :last_items_count
|
|
|
|
def initialize(name, content = nil)
|
|
@last_items_count = 0
|
|
super
|
|
end
|
|
|
|
# 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.
|
|
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
|
|
|
|
# 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.
|
|
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
|
|
|
|
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
|
|
|
|
# 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.
|
|
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
|
|
|
|
# Wrapp remove! making sure to decrement the last_items counter if
|
|
# the removed child was a last item
|
|
def remove!(child)
|
|
@last_items_count -= +1 if child && child.last
|
|
super
|
|
end
|
|
|
|
|
|
# Will return the position (zero-based) of the current child in
|
|
# it's parent
|
|
def position
|
|
self.parent.children.index(self)
|
|
end
|
|
end
|