render method
Implementation
@override
void render(Rect area, Buffer buffer, RenderContext ctx) {
if (area.isEmpty) return;
final isFocused = ctx.isFocused(id);
final mark = value ? '[x]' : '[ ]';
final base = style ?? ctx.theme.text.body;
final s = isFocused
? base.copyWith(fg: ctx.theme.colors.primary, bold: true)
: base;
final text = label.isEmpty ? mark : '$mark $label';
buffer.writeText(area.x, area.y, text, style: s, maxWidth: area.width);
}