class Vizkit::VizkitItem

# File lib/vizkit/vizkit_items.rb, line 15
def initialize(*args)
    super
    setEditable false
    @options ||= Hash.new
    @childs = Array.new
    @expanded = false
end

# File lib/vizkit/vizkit_items.rb, line 126
def appendRow(*args)
   #store childs otherwise they might get garbage collected
   @childs << args.flatten
   super
end

# File lib/vizkit/vizkit_items.rb, line 119
def child?(text)
    each_child(0) do |item|
        return true if item.text == text
    end
    false
end

# File lib/vizkit/vizkit_items.rb, line 37
def clear
    @childs.each do |items|
        items[0].clear
        items[1].clear
        removeRow(items[0].index.row)
    end
    @childs = []
end

# File lib/vizkit/vizkit_items.rb, line 46
def collapse(propagated = false)
    @expanded = false
    each_child do |item|
        item.collapse(true)
    end
end

# File lib/vizkit/vizkit_items.rb, line 86
def context_menu(pos,parent_widget,items = [])
    items << self
    parent.context_menu(pos,parent_widget,items) if parent
end

# File lib/vizkit/vizkit_items.rb, line 23
def downsize_children(rows)
    @childs[rows..-1].each do |items|
        items[0].clear
        items[1].clear
        removeRow items[0].index.row
    end

    @childs =
        if rows < 1 then []
        else
            @childs[0, rows]
        end
end

# File lib/vizkit/vizkit_items.rb, line 68
def each_child(columns = nil,&block)
    columns = Array(0..columnCount-1) unless columns
    columns = Array(columns)
    0.upto(rowCount-1) do |r|
        columns.each do |c|
            ch = child(r,c)
            block.call ch if ch
        end
    end
end

# File lib/vizkit/vizkit_items.rb, line 79
def enabled(value=true)
    setEnabled(value)
    each_child do |item|
        item.enabled(value)
    end
end

# File lib/vizkit/vizkit_items.rb, line 57
def expand(propagated = false)
    @expanded = true
    each_child do |item|
        item.expand(true)
    end
end

# File lib/vizkit/vizkit_items.rb, line 53
def expanded?
    @expanded
end

# File lib/vizkit/vizkit_items.rb, line 132
def from_variant(data, expected_value)
    case expected_value
    when Numeric
        if expected_value.integer?
            data.to_i
        else
            data.to_f
        end
    when String
        data.toString.to_s
    when Time
        Time.at(data.toDateTime.toTime_t)
    when Symbol
        data.toString.to_sym
    when true, false
        data.toBool
    else
        raise "cannot convert #{data.toString} to #{expected_value.class} - no conversion"
    end
end

# File lib/vizkit/vizkit_items.rb, line 91
def mime_data(items=[])
    items << self
    return parent.mime_data(items) if parent
    0
end

# File lib/vizkit/vizkit_items.rb, line 97
def modified!(value = true, items = [],update_parent = true)
    return if value == @modified
    @modified = value
    items << self
    if value
        setForeground(ModifiedBrush)
        parent.modified!(value,items,update_parent) if parent && update_parent
    else
        setForeground(NormalBrush)
        each_child do |item|
            item.modified!(value,items,false)
        end
    end
    if column == 1
        i = index.sibling(row,0)
        if i.isValid
            item = i.model.itemFromIndex i
            item.modified!(value,items,update_parent)
        end
    end
end

# File lib/vizkit/vizkit_items.rb, line 64
def modified?
    !!@modified
end