PhabricatorCrumbsView.php
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	<?php

	final class PhabricatorCrumbsView extends AphrontView {

	private $crumbs = array();
	private $actions = array();

	protected function canAppendChild() {
	return false;
	}

	public function addCrumb(PhabricatorCrumbView $crumb) {
	$this->crumbs[] = $crumb;
	return $this;
	}


	public function addAction(PhabricatorMenuItemView $action) {
	$this->actions[] = $action;

	return $this;
	}

	public function render() {
	require_celerity_resource('phabricator-crumbs-view-css');

	$action_view = null;
	if ($this->actions) {
	$actions = array();
	foreach ($this->actions as $action) {
	$icon = null;
	if ($action->getIcon()) {
	$icon = phutil_tag(
	'span',
	array(
	'class' => 'sprite-icon action-'.$action->getIcon(),
	),
	'');
	}
	$actions[] = javelin_render_tag(
	'a',
	array(
	'href' => $action->getHref(),
	'class' => 'phabricator-crumbs-action',
	'sigil' => $action->getWorkflow() ? 'workflow' : null,
	),
	$icon.phutil_escape_html($action->getName()));
	}

	$action_view = phutil_render_tag(
	'div',
	array(
	'class' => 'phabricator-crumbs-actions',
	),
	self::renderSingleView($actions));
	}

	if ($this->crumbs) {
	last($this->crumbs)->setIsLastCrumb(true);
	}

	return phutil_render_tag(
	'div',
	array(
	'class' => 'phabricator-crumbs-view '.
	'sprite-gradient gradient-breadcrumbs',
	),
	$action_view.
	self::renderSingleView($this->crumbs));
	}

	}