80 lines
1.5 KiB
Ruby
80 lines
1.5 KiB
Ruby
# frozen_string_literal: true
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module Widgets
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class Menu < Base
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attr_reader :active, :top, :items
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def initialize(parent, x, y, width, height)
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super
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@active = 0
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@top = 0
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@items = 1.upto(height - 1 + 10).map do
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{
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name: Faker::Name.name,
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online: [false, true].sample,
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}
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end
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end
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def draw
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items[top...(top + height)].each_with_index.each do |item, offset|
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index = top + offset
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setpos 0, offset
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if item[:online]
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Style.default.online_mark window do
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addstr '*'
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end
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else
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addstr 'o'
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end
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addstr ' '
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Style.default.public_send(index == active && focused ? :selection : :text, window) do
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if item[:name].length <= width - 2
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addstr item[:name].ljust width - 2
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else
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addstr "#{item[:name][0...width - 5]}..."
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end
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end
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end
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end
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def trigger(event)
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case event
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when Events::Panel::Up
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up
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when Events::Panel::Down
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down
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end
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end
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def up
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@active -= 1
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update
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end
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def down
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@active += 1
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update
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end
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def update
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if active.negative?
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@active = items.count - 1
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elsif active >= items.count
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@active = 0
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end
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if active < top
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@top = active
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elsif active >= top + height
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@top = active - height + 1
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end
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end
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end
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end
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