Contents

Spotlight.onLoad(function() {
  // Add Select/Deselect all button behavior
  addCheckboxToggleBehavior();
});

// Add Select/Deselect all button behavior
function addCheckboxToggleBehavior() {
  $("[data-behavior='metadata-select']").each(function(){
    var button = $(this)
    var parentCell = button.parents("th");
    var table = parentCell.closest("table");
    var columnRows = $("tr td:nth-child(" + (parentCell.index() + 1) + ")", table);
    var checkboxes = $("input[type='checkbox']", columnRows);
    swapSelectAllButtonText(button, columnRows);
    // Add the check/uncheck behavior to the button
    // and swap the button text if necessary
    button.on('click', function(e){
      e.preventDefault();
      var allChecked = allCheckboxesChecked(columnRows);
      columnRows.each(function(){
        $("input[type='checkbox']", $(this)).prop('checked', !allChecked);
        swapSelectAllButtonText(button, columnRows);
      });
    });
    // Swap button text when a checkbox value changes
    checkboxes.each(function(){
      $(this).on('change', function(){
        swapSelectAllButtonText(button, columnRows);
      });
    });
  });
  // Check number of checkboxes against the number of checked
  // checkboxes to determine if all of them are checked or not
  function allCheckboxesChecked(elements) {
    return ($("input[type='checkbox']", elements).length == $("input[type='checkbox']:checked", elements).length)
  }
  // Swap the button text to "Deselect all"
  // when all the checkboxes are checked and
  // "Select all" when any are unchecked
  function swapSelectAllButtonText(button, elements) {
    if ( allCheckboxesChecked(elements) ) {
      button.text(button.data('deselect-text'));
    } else {
      button.text(button.data('select-text'));
    }
  }
}

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
blacklight-spotlight-0.4.1	app/assets/javascripts/spotlight/blacklight_configuration.js