PHUISegmentBarView.php
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	<?php

	final class PHUISegmentBarView extends AphrontTagView {

	private $label;
	private $segments = array();

	public function setLabel($label) {
	$this->label = $label;
	return $this;
	}

	public function newSegment() {
	$segment = new PHUISegmentBarSegmentView();
	$this->segments[] = $segment;
	return $segment;
	}

	protected function canAppendChild() {
	return false;
	}

	protected function getTagAttributes() {
	return array(
	'class' => 'phui-segment-bar-view',
	);
	}

	protected function getTagContent() {
	require_celerity_resource('phui-segment-bar-view-css');

	$label = $this->label;
	if (strlen($label)) {
	$label = phutil_tag(
	'div',
	array(
	'class' => 'phui-segment-bar-label',
	),
	$label);
	}

	$segments = $this->segments;

	$position = 0;
	foreach ($segments as $segment) {
	$segment->setPosition($position);
	$position += $segment->getWidth();
	}

	$segments = array_reverse($segments);

	$segments = phutil_tag(
	'div',
	array(
	'class' => 'phui-segment-bar-segments',
	),
	$segments);

	return array(
	$label,
	$segments,
	);
	}

	}