PHP _bootstrap_icon函数代码示例

/**
 * Preprocess input.
 */
function bootstrap_preprocess_input(&$variables)
{
    $element =& $variables['element'];
    $attributes = new Attribute($variables['attributes']);
    // Set the element's attributes.
    \Drupal\Core\Render\Element::setAttributes($element, array('id', 'name', 'value', 'type'));
    // Handle button inputs.
    if (_bootstrap_is_button($element)) {
        $variables['attributes']['class'][] = 'btn';
        _bootstrap_colorize_button($variables);
        _bootstrap_iconize_button($element);
        // Add button size, if necessary.
        if ($size = bootstrap_setting('button_size')) {
            $variables['attributes']['class'][] = $size;
        }
        // Add in the button type class.
        $variables['attributes']['class'][] = 'form-' . $element['#type'];
        $variables['label'] = $element['#value'];
    }
    _bootstrap_prerender_input($variables);
    // Autocomplete fields.
    if (!empty($element['#autocomplete_route_name']) && Drupal::PathValidator($element['#autocomplete_route_name'])) {
        $variables['autocomplete'] = TRUE;
        // Attributes for hidden input field.
        $autocomplete_attributes = new Attribute();
        $autocomplete_attributes['type'] = 'hidden';
        $autocomplete_attributes['id'] = $element['#attributes']['id'] . '-autocomplete';
        $autocomplete_attributes['value'] = Drupal::Url($element['#autocomplete_route_name'], $element['#autocomplete_route_parameters']);
        $autocomplete_attributes['disabled'] = 'disabled';
        $autocomplete_attributes['class'] = 'autocomplete';
        // Uses icon for autocomplete "throbber".
        $icon = _bootstrap_icon('refresh');
        // Fallback to using core's throbber.
        if (empty($icon)) {
            $icon = array('#type' => 'container', '#attributes' => array('class' => array('ajax-progress', 'ajax-progress-throbber', 'invisible')), 'throbber' => array('#type' => 'html_tag', '#tag' => 'div', '#attributes' => array('class' => array('throbber'))));
        }
        $variables['autocomplete_icon'] = $icon;
        $variables['autocomplete_attributes'] = $autocomplete_attributes;
    }
    // Search fields.
    if ($element['#type'] == 'search') {
        $attributes['placeholder'] = t('Search');
        $attributes['data-original-title'] = t('Enter the terms you wish to search for.');
    }
    // Additional Twig variables.
    $variables['icon'] = $element['#icon'];
    $variables['element'] = $element;
}

/**
 * Overrides theme_textfield().
 */
function bootstrap_sst_textfield($variables)
{
    $element = $variables['element'];
    $element['#attributes']['type'] = 'text';
    element_set_attributes($element, array('id', 'name', 'value', 'size', 'maxlength'));
    _form_set_class($element, array('form-text'));
    $output = '<input' . drupal_attributes($element['#attributes']) . ' />';
    $extra = '';
    if ($element['#autocomplete_path'] && drupal_valid_path($element['#autocomplete_path'])) {
        drupal_add_library('system', 'drupal.autocomplete');
        $element['#attributes']['class'][] = 'form-autocomplete';
        $attributes = array();
        $attributes['type'] = 'hidden';
        $attributes['id'] = $element['#attributes']['id'] . '-autocomplete';
        $attributes['value'] = url($element['#autocomplete_path'], array('absolute' => TRUE));
        $attributes['disabled'] = 'disabled';
        $attributes['class'][] = 'autocomplete';
        // Uses icon for autocomplete "throbber".
        if ($icon = _bootstrap_icon('refresh')) {
            $output = '<div class="input-group">' . $output . '<span class="input-group-addon">' . $icon . '</span></div>';
        } else {
            $output = '<div class="input-group">' . $output . '<span class="input-group-addon">';
            // The throbber's background image must be set here because sites may not
            // be at the root of the domain (ie: /) and this value cannot be set via
            // CSS.
            $output .= '<span class="autocomplete-throbber" style="background-image:url(' . url('misc/throbber.gif') . ')"></span>';
            $output .= '</span></div>';
        }
        $extra = '<input' . drupal_attributes($attributes) . ' />';
    }
    return $output . $extra;
}

/**
 * Implements hook_preprocess_region().
 */
function teca3_preprocess_region(&$variables)
{
    global $theme;
    static $wells;
    if (!isset($wells)) {
        foreach (system_region_list($theme) as $name => $title) {
            $wells[$name] = theme_get_setting('bootstrap_region_well-' . $name);
        }
    }
    switch ($variables['region']) {
        // @todo is this actually used properly?
        case 'content':
            $variables['theme_hook_suggestions'][] = 'region__no_wrapper';
            break;
        case 'help':
            $variables['content'] = _bootstrap_icon('question-sign') . $variables['content'];
            $variables['classes_array'][] = 'alert';
            $variables['classes_array'][] = 'alert-info';
            break;
        case 'footer':
            $variables['classes_array'][] = 'container';
            break;
    }
    if (!empty($wells[$variables['region']])) {
        $variables['classes_array'][] = $wells[$variables['region']];
    }
}

/**
 * Implements hook_preprocess_region().
 */
function bootstrap_preprocess_region(&$variables)
{
    global $theme;
    $region = $variables['region'];
    $classes =& $variables['classes_array'];
    // Content region.
    if ($region === 'content') {
        // @todo is this actually used properly?
        $variables['theme_hook_suggestions'][] = 'region__no_wrapper';
    } elseif ($region === 'help' && !empty($variables['content'])) {
        $variables['content'] = _bootstrap_icon('question-sign') . $variables['content'];
        $classes[] = 'alert';
        $classes[] = 'alert-info';
        $classes[] = 'messages';
        $classes[] = 'info';
    }
    // Support for "well" classes in regions.
    static $wells;
    if (!isset($wells)) {
        foreach (system_region_list($theme) as $name => $title) {
            $wells[$name] = bootstrap_setting('region_well-' . $name);
        }
    }
    if (!empty($wells[$region])) {
        $classes[] = $wells[$region];
    }
}

/**
 * Pre-processes variables for the "region" theme hook.
 *
 * See template for list of available variables.
 *
 * @see region.tpl.php
 *
 * @ingroup theme_preprocess
 */
function bootstrap_preprocess_region(&$variables)
{
    $region = $variables['elements']['#region'];
    $variables['region'] = $region;
    $variables['content'] = $variables['elements']['#children'];
    $theme = \Drupal::theme()->getActiveTheme()->getName();
    // Content region.
    if ($region === 'content') {
        // @todo is this actually used properly?
        $variables['theme_hook_suggestions'][] = 'region__no_wrapper';
    } elseif ($region === 'help' && !empty($variables['content'])) {
        $content = $variables['content'];
        $variables['content'] = array('icon' => array('#markup' => _bootstrap_icon('question-sign')), 'content' => array('#markup' => $content));
        $variables['attributes']['class'][] = 'alert';
        $variables['attributes']['class'][] = 'alert-info';
        $variables['attributes']['class'][] = 'messages';
        $variables['attributes']['class'][] = 'info';
    }
    // Support for "well" classes in regions.
    static $wells;
    if (!isset($wells)) {
        foreach (system_region_list($theme) as $name => $title) {
            $wells[$name] = bootstrap_setting('region_well-' . $name);
        }
    }
    if (!empty($wells[$region])) {
        $variables['attributes']['class'][] = $wells[$region];
    }
}

/**
 * Theme function implementation for bootstrap_search_form_wrapper.
 */
function subtheme_subtheme_search_form_wrapper($variables)
{
    $output = '
   <ul class="nav navbar-nav navbar-right">
    <li class="expanded dropdown">
       <a href="#" title data-target="#" class="dropdown-toggle nolink" data-toggle="dropdown">
        <i title="glyphicon-search" class="icon glyphicon glyphicon-search" aria-hidden="true"></i>
        <span class="caret"></span>
      </a>
      <ul class="dropdown-menu" style="padding: 15px; min-width: 250px;">
        <li class="first leaf">
          <div class="row">
            <div class="col-md-12">';
    $output = '<div class="input-group">';
    $output .= $variables['element']['#children'];
    $output .= '<span class="input-group-btn">';
    $output .= '<button type="submit" class="btn btn-default">';
    // We can be sure that the font icons exist in CDN.
    if (theme_get_setting('bootstrap_cdn')) {
        $output .= _bootstrap_icon('search');
    } else {
        $output .= t('Search');
    }
    $output .= '</button>';
    $output .= '</span>';
    $output .= '</div>';
    $output .= '
             </div>
           </div>
         </li>
       </ul>
     </li>
   </ul>';
    return $output;
}

/**
 * Returns HTML for a link to the more extensive filter tips.
 *
 * @return string
 *   The constructed HTML.
 *
 * @see theme_filter_tips_more_info()
 *
 * @ingroup theme_functions
 */
function bootstrap_filter_tips_more_info()
{
    $attributes = array('target' => '_blank', 'title' => t('Opens in new window'));
    if (bootstrap_setting('tooltip_enabled')) {
        $attributes['data-toggle'] = 'tooltip';
    }
    return l(_bootstrap_icon('question-sign') . t('More information about text formats'), 'filter/tips', array('html' => TRUE, 'attributes' => $attributes));
}

/**
 * Theme function implementation for bootstrap_search_form_wrapper.
 */
function bootstrap_psdpt_bootstrap_search_form_wrapper($variables)
{
    $output = '<div class="input-group">';
    $output .= $variables['element']['#children'];
    $output .= '<span class="input-group-btn">';
    $output .= '<button type="submit" class="btn btn-primary">' . _bootstrap_icon('search', t('Search')) . '</button>';
    $output .= '</span>';
    $output .= '</div>';
    return $output;
}

/**
 * Overrides theme_menu_tree() for book module.
 */
function bootstrap_menu_tree__book_toc(&$variables)
{
    $output = '<div class="book-toc btn-group pull-right">';
    $output .= '  <button type="button" class="btn btn-link dropdown-toggle" data-toggle="dropdown">';
    $output .= t('!icon Outline !caret', array('!icon' => _bootstrap_icon('list'), '!caret' => '<span class="caret"></span>'));
    $output .= '</button>';
    $output .= '<ul class="dropdown-menu" role="menu">' . $variables['tree'] . '</ul>';
    $output .= '</div>';
    return $output;
}

/**
 * Overrides bootstrap_bootstrap_search_form_wrapper().
 *
 * Outputs an icon for the search form instead of text even though we're not
 * loading bootstrap from a CDN. (The deault function assumes we don't have the
 * bootstrap icons if we don't load the library from the CDN.)
 */
function bootstrap_ignitor_bootstrap_search_form_wrapper($variables)
{
    $output = '<div class="input-group">';
    $output .= $variables['element']['#children'];
    $output .= '<span class="input-group-btn">';
    $output .= '<button type="submit" class="btn btn-default">';
    $output .= _bootstrap_icon('search');
    $output .= '</button>';
    $output .= '</span>';
    $output .= '</div>';
    return $output;
}

/**
 * Theme function implementation for bootstrap_search_form_wrapper.
 */
function bootstrap_bootstrap_search_form_wrapper($variables)
{
    $output = '<div class="input-group">';
    $output .= $variables['element']['#children'];
    $output .= '<span class="input-group-btn">';
    $output .= '<button type="submit" class="btn btn-default">';
    // We can be sure that the font icons exist in CDN.
    if (theme_get_setting('bootstrap_cdn')) {
        $output .= _bootstrap_icon('search');
    } else {
        $output .= t('Search');
    }
    $output .= '</button>';
    $output .= '</span>';
    $output .= '</div>';
    return $output;
}

/**
 * Prepares variables for file upload help text templates.
 *
 * Default template: file-upload-help.html.twig.
 *
 * @param array $variables
 *   An associative array containing:
 *   - description: The normal description for this field, specified by the
 *     user.
 *   - upload_validators: An array of upload validators as used in
 *     $element['#upload_validators'].
 */
function bootstrap_preprocess_file_upload_help(&$variables)
{
    $config = \Drupal::config('bootstrap.settings');
    $upload_validators = $variables['upload_validators'];
    $cardinality = $variables['cardinality'];
    $descriptions = array();
    if (isset($cardinality)) {
        if ($cardinality == -1) {
            $descriptions[] = t('Unlimited number of files can be uploaded to this field.');
        } else {
            $descriptions[] = \Drupal::translation()->formatPlural($cardinality, 'One file only.', 'Maximum @count files.');
        }
    }
    if (isset($upload_validators['file_validate_size'])) {
        $descriptions[] = t('@size limit.', array('@size' => format_size($upload_validators['file_validate_size'][0])));
    }
    if (isset($upload_validators['file_validate_extensions'])) {
        $descriptions[] = t('Allowed types: @extensions.', array('@extensions' => $upload_validators['file_validate_extensions'][0]));
    }
    if (isset($upload_validators['file_validate_image_resolution'])) {
        $max = $upload_validators['file_validate_image_resolution'][0];
        $min = $upload_validators['file_validate_image_resolution'][1];
        if ($min && $max && $min == $max) {
            $descriptions[] = t('Images must be exactly <strong>@size</strong> pixels.', array('@size' => $max));
        } elseif ($min && $max) {
            $descriptions[] = t('Images must be larger than <strong>@min</strong> pixels. Images larger than <strong>@max</strong> pixels will be resized.', array('@min' => $min, '@max' => $max));
        } elseif ($min) {
            $descriptions[] = t('Images must be larger than <strong>@min</strong> pixels.', array('@min' => $min));
        } elseif ($max) {
            $descriptions[] = t('Images larger than <strong>@max</strong> pixels will be resized.', array('@max' => $max));
        }
    }
    // If popovers are enabled.
    if ($config->get('bootstrap_popover_enabled')) {
        $id = html::getUniqueId('upload-instructions');
        $icon = _bootstrap_icon('question-sign');
        $link_title = SafeMarkup::format($icon . ' ' . '@text', array('@text' => 'More information'));
        $variables['popover_link'] = _bootstrap_popover_link($link_title, $id, t('File requirements'), 'bottom');
        $description_content = array('#theme' => 'item_list', '#items' => $descriptions);
        $variables['popover_content'] = _bootstrap_popover_content($id, array($description_content));
    }
    $variables['descriptions'] = $descriptions;
}

/**
 * Overrides theme_textfield().
 */
function evolve_textfield($variables)
{
    $element = $variables['element'];
    $element['#attributes']['type'] = 'text';
    element_set_attributes($element, array('id', 'name', 'value', 'size', 'maxlength'));
    _form_set_class($element, array('form-text'));
    $output = '<input' . drupal_attributes($element['#attributes']) . ' />';
    $extra = '';
    if ($element['#autocomplete_path'] && drupal_valid_path($element['#autocomplete_path'])) {
        drupal_add_library('system', 'drupal.autocomplete');
        $element['#attributes']['class'][] = 'form-autocomplete';
        $attributes = array();
        $attributes['type'] = 'hidden';
        $attributes['id'] = $element['#attributes']['id'] . '-autocomplete';
        $attributes['value'] = url($element['#autocomplete_path'], array('absolute' => TRUE));
        $attributes['disabled'] = 'disabled';
        $attributes['class'][] = 'autocomplete';
        $output = '<div class="input-group">' . $output . '<span class="input-group-addon">' . _bootstrap_icon('refresh') . '</span></div>';
        $extra = '<input' . drupal_attributes($attributes) . ' />';
    }
    return $output . $extra;
}

/**
 * Returns HTML for help text based on file upload validators.
 *
 * @param array $variables
 *   An associative array containing:
 *   - description: The normal description for this field, specified by the
 *     user.
 *   - upload_validators: An array of upload validators as used in
 *     $element['#upload_validators'].
 *
 * @return string
 *   The constructed HTML.
 *
 * @see theme_file_upload_help()
 *
 * @ingroup theme_functions
 */
function bootstrap_file_upload_help($variables)
{
    // If popover's are disabled, just theme this normally.
    if (!bootstrap_setting('popover_enabled')) {
        return theme_file_upload_help($variables);
    }
    $build = array();
    if (!empty($variables['description'])) {
        $build['description'] = array('#markup' => $variables['description'] . '<br>');
    }
    $descriptions = array();
    $upload_validators = $variables['upload_validators'];
    if (isset($upload_validators['file_validate_size'])) {
        $descriptions[] = t('Files must be less than !size.', array('!size' => '<strong>' . format_size($upload_validators['file_validate_size'][0]) . '</strong>'));
    }
    if (isset($upload_validators['file_validate_extensions'])) {
        $descriptions[] = t('Allowed file types: !extensions.', array('!extensions' => '<strong>' . check_plain($upload_validators['file_validate_extensions'][0]) . '</strong>'));
    }
    if (isset($upload_validators['file_validate_image_resolution'])) {
        $max = $upload_validators['file_validate_image_resolution'][0];
        $min = $upload_validators['file_validate_image_resolution'][1];
        if ($min && $max && $min == $max) {
            $descriptions[] = t('Images must be exactly !size pixels.', array('!size' => '<strong>' . $max . '</strong>'));
        } elseif ($min && $max) {
            $descriptions[] = t('Images must be between !min and !max pixels.', array('!min' => '<strong>' . $min . '</strong>', '!max' => '<strong>' . $max . '</strong>'));
        } elseif ($min) {
            $descriptions[] = t('Images must be larger than !min pixels.', array('!min' => '<strong>' . $min . '</strong>'));
        } elseif ($max) {
            $descriptions[] = t('Images must be smaller than !max pixels.', array('!max' => '<strong>' . $max . '</strong>'));
        }
    }
    if ($descriptions) {
        $id = drupal_html_id('upload-instructions');
        $build['instructions'] = array('#theme' => 'link__file_upload_requirements', '#text' => _bootstrap_icon('question-sign') . ' ' . t('More information'), '#path' => '#', '#options' => array('attributes' => array('data-toggle' => 'popover', 'data-target' => "#{$id}", 'data-html' => TRUE, 'data-placement' => 'bottom', 'data-title' => t('File requirements')), 'html' => TRUE, 'external' => TRUE));
        $build['requirements'] = array('#theme_wrappers' => array('container__file_upload_requirements'), '#attributes' => array('id' => $id, 'class' => array('element-invisible', 'help-block')));
        $build['requirements']['validators'] = array('#theme' => 'item_list__file_upload_requirements', '#items' => $descriptions);
    }
    return drupal_render($build);
}

/**
 * Returns HTML for a group of file upload widgets.
 *
 * @param array $variables
 *   An associative array containing:
 *   - element: A render element representing the widgets.
 *
 * @return string
 *   The constructed HTML.
 *
 * @see theme_file_widget_multiple()
 *
 * @ingroup theme_functions
 */
function bootstrap_file_widget_multiple($variables)
{
    $element = $variables['element'];
    // Special ID and classes for draggable tables.
    $weight_class = $element['#id'] . '-weight';
    $table_id = $element['#id'] . '-table';
    // Build up a table of applicable fields.
    $headers = array();
    $headers[] = t('File information');
    if ($element['#display_field']) {
        $headers[] = array('data' => t('Display'), 'class' => array('checkbox'));
    }
    $headers[] = t('Weight');
    $headers[] = t('Operations');
    // Get our list of widgets in order (needed when the form comes back after
    // preview or failed validation).
    $widgets = array();
    foreach (element_children($element) as $key) {
        $widgets[] =& $element[$key];
    }
    usort($widgets, '_field_sort_items_value_helper');
    $rows = array();
    foreach ($widgets as $key => &$widget) {
        // Save the uploading row for last.
        if ($widget['#file'] == FALSE) {
            $widget['#title'] = $element['#file_upload_title'];
            $widget['#description'] = $element['#file_upload_description'];
            continue;
        }
        // Delay rendering of the buttons, so that they can be rendered later in the
        // "operations" column.
        $operations_elements = array();
        foreach (element_children($widget) as $sub_key) {
            if (isset($widget[$sub_key]['#type']) && $widget[$sub_key]['#type'] == 'submit') {
                hide($widget[$sub_key]);
                $operations_elements[] =& $widget[$sub_key];
            }
        }
        // Delay rendering of the "Display" option and the weight selector, so that
        // each can be rendered later in its own column.
        if ($element['#display_field']) {
            hide($widget['display']);
        }
        hide($widget['_weight']);
        // Render everything else together in a column, without the normal wrappers.
        $widget['#theme_wrappers'] = array();
        $information = drupal_render($widget);
        // Render the previously hidden elements, using render() instead of
        // drupal_render(), to undo the earlier hide().
        $operations = '';
        foreach ($operations_elements as $operation_element) {
            $operation_element['#attributes']['class'][] = 'btn-xs';
            switch ($operation_element['#value']) {
                case t('Remove'):
                    $operation_element['#icon'] = _bootstrap_icon('remove');
                    break;
            }
            $operations .= render($operation_element);
        }
        $display = '';
        if ($element['#display_field']) {
            unset($widget['display']['#title']);
            $display = array('data' => render($widget['display']), 'class' => array('checkbox'));
        }
        $widget['_weight']['#attributes']['class'] = array($weight_class);
        $weight = render($widget['_weight']);
        // Arrange the row with all of the rendered columns.
        $row = array();
        $row[] = $information;
        if ($element['#display_field']) {
            $row[] = $display;
        }
        $row[] = $weight;
        $row[] = $operations;
        $rows[] = array('data' => $row, 'class' => isset($widget['#attributes']['class']) ? array_merge($widget['#attributes']['class'], array('draggable')) : array('draggable'));
    }
    drupal_add_tabledrag($table_id, 'order', 'sibling', $weight_class);
    $output = '';
    if (!empty($rows)) {
        $table = array('#theme' => 'table', '#header' => $headers, '#rows' => $rows, '#attributes' => array('id' => $table_id, 'class' => array('managed-files')));
        $output = drupal_render($table);
    }
    $output .= drupal_render_children($element);
    return $output;
}