Class: FlowTag::FlowTable

Inherits:
Object
  • Object
show all
Defined in:
lib/flowtag/flowtable.rb

Constant Summary collapse

@@column_lengths = 
[8,15,15,5,5,6,8,20]
@@column_names = 
['Time', 'Source IP', 'Dest. IP', 'SPort', 'DPort', 'Pkts', 'Bytes', 'Tags']

Instance Method Summary collapse

Constructor Details

#initialize(parent, flows) ⇒ FlowTable

Returns a new instance of FlowTable.



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# File 'lib/flowtag/flowtable.rb', line 79

def initialize(parent, flows)
	@rows = 0
	@tableframe = TkFrame.new(parent)
	header = ''
	(0..@@column_names.length-1).each do |i|
		header +=  @@column_names[i].center(@@column_lengths[i])+"|"
	end
	@table_header = TkLabel.new(@tableframe) {
		text header
		font TkFont.new('Monaco 12 bold')
		anchor 'sw'
		height 1
		padx 0
		pady 0
		foreground 'lightblue'
	}
	@scrollbox = scrollbox = TkScrollbox.new(@tableframe) {
		setgrid 'yes'
		takefocus 'yes'
		width 59
		font TkFont.new('Monaco 12')
	}
	@table_header.pack(:side=>'top',:fill=>'x')
	scrollbox.pack(:side=>'top',:fill=>'both',:expand=>1)
	scrollbox.bind('<ListboxSelect>', proc { |x| selected() })
	addflows(flows)
end

Instance Method Details

#addflow(flow) ⇒ Object 



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# File 'lib/flowtag/flowtable.rb', line 25

def addflow(flow)
	entry = Time.at(flow[FlowDB::ST]).strftime("%H:%M:%S")+" "
	(1..@@column_lengths.length-2).each do |i|
		entry += flow[i].to_s.rjust(@@column_lengths[i])+" "
	end
	entry += flow[FlowDB::TAGS].join(" ")[0,20]
	@scrollbox.insert 'end', entry
end

#addflows(flows) ⇒ Object 



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# File 'lib/flowtag/flowtable.rb', line 34

def addflows(flows)
	flows.each do |flow|
		addflow(flow)
	end
end

#clear ⇒ Object 



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# File 'lib/flowtag/flowtable.rb', line 51

def clear
	@scrollbox.clear
end

#pack(*args) ⇒ Object 



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# File 'lib/flowtag/flowtable.rb', line 55

def pack(*args)
	@tableframe.pack(*args)
end

#selected ⇒ Object 



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# File 'lib/flowtag/flowtable.rb', line 63

def selected
	items = []
	indices = @scrollbox.curselection
	indices.each do |i|
		items.push(@scrollbox.get(i))
	end
	if @select_cb
		@select_cb.call indices, items
	end
	@scrollbox.focus
end

#set_select_cb(callback) ⇒ Object 



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# File 'lib/flowtag/flowtable.rb', line 75

def set_select_cb(callback)
	@select_cb = callback
end

#unpack ⇒ Object 



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# File 'lib/flowtag/flowtable.rb', line 59

def unpack
	@tableframe.unpack
end

#update_flow(idx, flow) ⇒ Object 



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# File 'lib/flowtag/flowtable.rb', line 40

def update_flow(idx, flow)
	entry = Time.at(flow[FlowDB::ST]).strftime("%H:%M:%S")+" "
	(1..@@column_lengths.length-2).each do |i|
		entry += flow[i].to_s.rjust(@@column_lengths[i])+" "
	end
	entry += flow[FlowDB::TAGS].join(" ")[0,20]
	@scrollbox.delete idx
	@scrollbox.insert idx, entry
end