bootstrap-table-multiple-select-rows.js

/**
 *
 * for BootstrapTable v.1.12.1
 *
 * small plugin [multiple-select-rows = 'true'] to select/deselect rows with Ctrl & Shift keys
 *
 */
(function($) {

  'use strict';

  var BootstrapTable  = $.fn.bootstrapTable.Constructor,
            _initBody = BootstrapTable.prototype.initBody;

  BootstrapTable.prototype.initBody = function () {

    _initBody.apply(this, Array.prototype.slice.apply(arguments));

    if(this.options.multipleSelectRows) {

      var that = this;

      this.$body.find('> tr[data-index] > td').off('mousedown').on('mousedown', function (e) {
        that.options.ctrlKey  = e.ctrlKey;
        that.options.shiftKey = e.shiftKey;
      });

      this.$selectItem.off('click').on('click', function (event) {
        event.stopImmediatePropagation();

        var $this = $(this),
            checked = $this.prop('checked'),
            index = $this.data('index'),
            row = that.data[index];

        if( $(this).is(':radio') ) {
          $.each(that.options.data, function (i, row) {
            row[that.header.stateField] = false;
          });
        }

        row[that.header.stateField] = checked;

        if( that.options.shiftKey && that.options.lastSelectedRowIndex >= 0 ) {

          var indexes = [that.options.lastSelectedRowIndex, index].sort();

          for(var i = indexes[0] + 1; i < indexes[1]; i++) {
            that.data[i][that.header.stateField] = true;
            that.$selectItem.filter('[data-index="'+i+'"]').prop('checked', true);
          }
        }
        else
        if( that.options.ctrlKey ) {
          // do nothing
        }
        else {
          that.$selectItem.not(this).each(function () {
            that.data[$(this).data('index')][that.header.stateField] = false;
          });
          that.$selectItem.filter(':checked').not(this).prop('checked', false);
        }

        that.updateSelected();
        that.trigger(checked ? 'check' : 'uncheck', row, $this);
        that.options.ctrlKey = false;
        that.options.shiftKey = false;
        that.options.lastSelectedRowIndex = checked ? index : null;
      });
    }
  };
})(jQuery)