53 lines
1.2 KiB
Ruby
53 lines
1.2 KiB
Ruby
# frozen_string_literal: true
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module Widgets
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class Text < Base
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def trigger(event)
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case event
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when Events::Text::Putc
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props[:on_putc].call event.char
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when Events::Text::Left
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props[:on_left].call
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when Events::Text::Right
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props[:on_right].call
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when Events::Text::Home
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props[:on_home].call
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when Events::Text::End
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props[:on_end].call
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when Events::Text::Backspace
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props[:on_backspace].call
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when Events::Text::Delete
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props[:on_delete].call
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end
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end
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private
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def draw
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total = props[:width] - 1
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start = [0, props[:cursor_pos] - total].max
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cut = props[:text][start...start + total]
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setpos 0, 0
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before_cursor = cut[0...props[:cursor_pos]]
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under_cursor = cut[props[:cursor_pos]] || ' '
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after_cursor = cut[(1 + props[:cursor_pos])..-1] || ''
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Style.default.editing_text window do
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addstr before_cursor
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end
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Style.default.public_send props[:focused] ? :cursor : :editing_text, window do
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addstr under_cursor
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end
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Style.default.editing_text window do
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addstr after_cursor
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end
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end
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end
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end
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