76 lines
2.1 KiB
Ruby
76 lines
2.1 KiB
Ruby
require 'tree' # gem install rubytree
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class Redmine::MenuManager::TreeNode < Tree::TreeNode
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attr_reader :last_items_count
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def initialize(name, content = nil)
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@last_items_count = 0
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super
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end
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# Adds the specified child node to the receiver node. The child node's
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# parent is set to be the receiver. The child is added as the first child in
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# the current list of children for the receiver node.
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def prepend(child)
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raise "Child already added" if @childrenHash.has_key?(child.name)
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@childrenHash[child.name] = child
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@children = [child] + @children
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child.parent = self
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return child
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end
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# Adds the specified child node to the receiver node. The child node's
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# parent is set to be the receiver. The child is added at the position
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# into the current list of children for the receiver node.
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def add_at(child, position)
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raise "Child already added" if @childrenHash.has_key?(child.name)
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@childrenHash[child.name] = child
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@children = @children.insert(position, child)
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child.parent = self
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return child
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end
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def add_last(child)
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raise "Child already added" if @childrenHash.has_key?(child.name)
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@childrenHash[child.name] = child
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@children << child
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@last_items_count += 1
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child.parent = self
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return child
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end
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# Adds the specified child node to the receiver node. The child node's
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# parent is set to be the receiver. The child is added as the last child in
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# the current list of children for the receiver node.
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def add(child)
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raise "Child already added" if @childrenHash.has_key?(child.name)
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@childrenHash[child.name] = child
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position = @children.size - @last_items_count
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@children.insert(position, child)
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child.parent = self
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return child
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end
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# Wrapp remove! making sure to decrement the last_items counter if
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# the removed child was a last item
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def remove!(child)
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@last_items_count -= +1 if child && child.last
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super
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end
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# Will return the position (zero-based) of the current child in
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# it's parent
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def position
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self.parent.children.index(self)
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end
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end
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