AphrontFormToggleButtonsControl.php
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AphrontFormToggleButtonsControl.php
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			<?php

			/*
			* Copyright 2012 Facebook, Inc.
			*
			* Licensed under the Apache License, Version 2.0 (the "License");
			* you may not use this file except in compliance with the License.
			* You may obtain a copy of the License at
			*
			* http://www.apache.org/licenses/LICENSE-2.0
			*
			* Unless required by applicable law or agreed to in writing, software
			* distributed under the License is distributed on an "AS IS" BASIS,
			* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
			* See the License for the specific language governing permissions and
			* limitations under the License.
			*/

			final class AphrontFormToggleButtonsControl extends AphrontFormControl {

			private $baseURI;
			private $param;

			private $buttons;

			public function setBaseURI(PhutilURI $uri, $param) {
			$this->baseURI = $uri;
			$this->param = $param;
			return $this;
			}

			public function setButtons(array $buttons) {
			$this->buttons = $buttons;
			return $this;
			}

			protected function getCustomControlClass() {
			return 'aphront-form-control-togglebuttons';
			}

			protected function renderInput() {
			if (!$this->baseURI) {
			throw new Exception('Call setBaseURI() before render()!');
			}

			$selected = $this->getValue();

			$out = array();
			foreach ($this->buttons as $value => $label) {
			if ($value == $selected) {
			$more = ' toggle-selected toggle-fixed';
			} else {
			$more = null;
			}

			$out[] = phutil_render_tag(
			'a',
			array(
			'class' => 'toggle'.$more,
			'href' => $this->baseURI->alter($this->param, $value),
			),
			phutil_escape_html($label));
			}

			return implode('', $out);
			}

			}