Note that there are some explanatory texts on larger screens.

plurals
  1. PO
    primarykey
    data
    text
    <p>Well, if you want to modify the selectable code, add an option to the options object at the top (I called mine multi_no_key, and defaulted to false).</p> <p>Then, look for where var doSelect is declared, it originally looks like this</p> <pre><code>var doSelect = !event.metaKey || !selectee.$element.hasClass('ui-selected'); </code></pre> <p>And change it to this</p> <pre><code>var doSelect; if(!options.multi_no_key) doSelect = !event.metaKey || !selectee.$element.hasClass('ui-selected'); else doSelect = !selectee.$element.hasClass('ui-selected'); </code></pre> <p>In that same _mouseStart method, look for the following code</p> <pre><code>this.selectees.filter('.ui-selected').each(function() { var selectee = $.data(this, "selectable-item"); selectee.startselected = true; if (!event.metaKey) { selectee.$element.removeClass('ui-selected'); selectee.selected = false; selectee.$element.addClass('ui-unselecting'); selectee.unselecting = true; // selectable UNSELECTING callback self._trigger("unselecting", event, { unselecting: selectee.element }); } }); </code></pre> <p>And change the conditional to check the option for multi_no_key</p> <pre><code>this.selectees.filter('.ui-selected').each(function() { var selectee = $.data(this, "selectable-item"); selectee.startselected = true; if (!event.metaKey &amp;&amp; options.multi_no_key == false) { selectee.$element.removeClass('ui-selected'); selectee.selected = false; selectee.$element.addClass('ui-unselecting'); selectee.unselecting = true; // selectable UNSELECTING callback self._trigger("unselecting", event, { unselecting: selectee.element }); } }); </code></pre> <p>I tested this and it worked well for me. Below is the entire contents of the selectable js file (version 1.8.12)</p> <pre><code>/* * jQuery UI Selectable 1.8.12 * * Copyright 2011, AUTHORS.txt (http://jqueryui.com/about) * Dual licensed under the MIT or GPL Version 2 licenses. * http://jquery.org/license * * http://docs.jquery.com/UI/Selectables * * Depends: * jquery.ui.core.js * jquery.ui.mouse.js * jquery.ui.widget.js */ (function( $, undefined ) { $.widget("ui.selectable", $.ui.mouse, { options: { appendTo: 'body', autoRefresh: true, distance: 0, filter: '*', tolerance: 'touch', multi_no_key: false }, _create: function() { var self = this; this.element.addClass("ui-selectable"); this.dragged = false; // cache selectee children based on filter var selectees; this.refresh = function() { selectees = $(self.options.filter, self.element[0]); selectees.each(function() { var $this = $(this); var pos = $this.offset(); $.data(this, "selectable-item", { element: this, $element: $this, left: pos.left, top: pos.top, right: pos.left + $this.outerWidth(), bottom: pos.top + $this.outerHeight(), startselected: false, selected: $this.hasClass('ui-selected'), selecting: $this.hasClass('ui-selecting'), unselecting: $this.hasClass('ui-unselecting') }); }); }; this.refresh(); this.selectees = selectees.addClass("ui-selectee"); this._mouseInit(); this.helper = $("&lt;div class='ui-selectable-helper'&gt;&lt;/div&gt;"); }, destroy: function() { this.selectees .removeClass("ui-selectee") .removeData("selectable-item"); this.element .removeClass("ui-selectable ui-selectable-disabled") .removeData("selectable") .unbind(".selectable"); this._mouseDestroy(); return this; }, _mouseStart: function(event) { var self = this; this.opos = [event.pageX, event.pageY]; if (this.options.disabled) return; var options = this.options; this.selectees = $(options.filter, this.element[0]); this._trigger("start", event); $(options.appendTo).append(this.helper); // position helper (lasso) this.helper.css({ "left": event.clientX, "top": event.clientY, "width": 0, "height": 0 }); if (options.autoRefresh) { this.refresh(); } this.selectees.filter('.ui-selected').each(function() { var selectee = $.data(this, "selectable-item"); selectee.startselected = true; if (!event.metaKey &amp;&amp; options.multi_no_key == false) { selectee.$element.removeClass('ui-selected'); selectee.selected = false; selectee.$element.addClass('ui-unselecting'); selectee.unselecting = true; // selectable UNSELECTING callback self._trigger("unselecting", event, { unselecting: selectee.element }); } }); $(event.target).parents().andSelf().each(function() { var selectee = $.data(this, "selectable-item"); if (selectee) { var doSelect; if(!options.multi_no_key) doSelect = !event.metaKey || !selectee.$element.hasClass('ui-selected'); else doSelect = !selectee.$element.hasClass('ui-selected'); selectee.$element .removeClass(doSelect ? "ui-unselecting" : "ui-selected") .addClass(doSelect ? "ui-selecting" : "ui-unselecting"); selectee.unselecting = !doSelect; selectee.selecting = doSelect; selectee.selected = doSelect; // selectable (UN)SELECTING callback if (doSelect) { self._trigger("selecting", event, { selecting: selectee.element }); } else { self._trigger("unselecting", event, { unselecting: selectee.element }); } return false; } }); }, _mouseDrag: function(event) { var self = this; this.dragged = true; if (this.options.disabled) return; var options = this.options; var x1 = this.opos[0], y1 = this.opos[1], x2 = event.pageX, y2 = event.pageY; if (x1 &gt; x2) { var tmp = x2; x2 = x1; x1 = tmp; } if (y1 &gt; y2) { var tmp = y2; y2 = y1; y1 = tmp; } this.helper.css({left: x1, top: y1, width: x2-x1, height: y2-y1}); this.selectees.each(function() { var selectee = $.data(this, "selectable-item"); //prevent helper from being selected if appendTo: selectable if (!selectee || selectee.element == self.element[0]) return; var hit = false; if (options.tolerance == 'touch') { hit = ( !(selectee.left &gt; x2 || selectee.right &lt; x1 || selectee.top &gt; y2 || selectee.bottom &lt; y1) ); } else if (options.tolerance == 'fit') { hit = (selectee.left &gt; x1 &amp;&amp; selectee.right &lt; x2 &amp;&amp; selectee.top &gt; y1 &amp;&amp; selectee.bottom &lt; y2); } if (hit) { // SELECT if (selectee.selected) { selectee.$element.removeClass('ui-selected'); selectee.selected = false; } if (selectee.unselecting) { selectee.$element.removeClass('ui-unselecting'); selectee.unselecting = false; } if (!selectee.selecting) { selectee.$element.addClass('ui-selecting'); selectee.selecting = true; // selectable SELECTING callback self._trigger("selecting", event, { selecting: selectee.element }); } } else { // UNSELECT if (selectee.selecting) { if (event.metaKey &amp;&amp; selectee.startselected) { selectee.$element.removeClass('ui-selecting'); selectee.selecting = false; selectee.$element.addClass('ui-selected'); selectee.selected = true; } else { selectee.$element.removeClass('ui-selecting'); selectee.selecting = false; if (selectee.startselected) { selectee.$element.addClass('ui-unselecting'); selectee.unselecting = true; } // selectable UNSELECTING callback self._trigger("unselecting", event, { unselecting: selectee.element }); } } if (selectee.selected) { if (!event.metaKey &amp;&amp; !selectee.startselected) { selectee.$element.removeClass('ui-selected'); selectee.selected = false; selectee.$element.addClass('ui-unselecting'); selectee.unselecting = true; // selectable UNSELECTING callback self._trigger("unselecting", event, { unselecting: selectee.element }); } } } }); return false; }, _mouseStop: function(event) { var self = this; this.dragged = false; var options = this.options; $('.ui-unselecting', this.element[0]).each(function() { var selectee = $.data(this, "selectable-item"); selectee.$element.removeClass('ui-unselecting'); selectee.unselecting = false; selectee.startselected = false; self._trigger("unselected", event, { unselected: selectee.element }); }); $('.ui-selecting', this.element[0]).each(function() { var selectee = $.data(this, "selectable-item"); selectee.$element.removeClass('ui-selecting').addClass('ui-selected'); selectee.selecting = false; selectee.selected = true; selectee.startselected = true; self._trigger("selected", event, { selected: selectee.element }); }); this._trigger("stop", event); this.helper.remove(); return false; } }); $.extend($.ui.selectable, { version: "1.8.12" }); })(jQuery); </code></pre>
    singulars
    1. This table or related slice is empty.
    plurals
    1. This table or related slice is empty.
    1. This table or related slice is empty.
    1. This table or related slice is empty.
    1. This table or related slice is empty.
    1. VO
      singulars
      1. This table or related slice is empty.
    2. VO
      singulars
      1. This table or related slice is empty.
    1. This table or related slice is empty.
 

Querying!

 
Guidance

SQuiL has stopped working due to an internal error.

If you are curious you may find further information in the browser console, which is accessible through the devtools (F12).

Reload