Commit 2481735e authored by David Stutz's avatar David Stutz

Example for #579.

parent 117012d3
...@@ -863,6 +863,9 @@ ...@@ -863,6 +863,9 @@
var value = $(group).attr("value"); var value = $(group).attr("value");
var $li = $('<li class="multiselect-item multiselect-group"><a href="javascript:void(0);"><label><b></b></label></a></li>'); var $li = $('<li class="multiselect-item multiselect-group"><a href="javascript:void(0);"><label><b></b></label></a></li>');
var classes = this.options.optionClass(group);
$li.addClass(classes);
if (this.options.enableHTML) { if (this.options.enableHTML) {
$('label b', $li).html(" " + label); $('label b', $li).html(" " + label);
} }
......
...@@ -358,8 +358,9 @@ ...@@ -358,8 +358,9 @@
</pre> </pre>
<p> <p>
The plugin naturally supports <code>optgroup</code>'s, however the group headers are not clickable by default. See the <code>enableClickableOptGroups</code> option for details. The plugin naturally supports <code>optgroup</code>s, however the group headers are not clickable by default. See the <code>enableClickableOptGroups</code> option for details.
</p> </p>
<div class="example"> <div class="example">
<script type="text/javascript"> <script type="text/javascript">
$(document).ready(function() { $(document).ready(function() {
...@@ -398,6 +399,48 @@ ...@@ -398,6 +399,48 @@
&lt;/select&gt; &lt;/select&gt;
</pre> </pre>
</div> </div>
<p>
Note that the classes of the <code>optgroup</code>s are adopted, allowing to select individual <code>optgroup</code>s easily (inspect the created markup to note the difference!):
</p>
<div class="example">
<script type="text/javascript">
$(document).ready(function() {
$('#example-multiple-optgroups-classes').multiselect();
});
</script>
<select id="example-multiple-optgroups-classes" multiple="multiple">
<optgroup label="Group 1" class="group-1">
<option value="1-1">Option 1.1</option>
<option value="1-2" selected="selected">Option 1.2</option>
<option value="1-3" selected="selected">Option 1.3</option>
</optgroup>
<optgroup label="Group 2" class="group-2">
<option value="2-1">Option 2.1</option>
<option value="2-2">Option 2.2</option>
<option value="2-3">Option 2.3</option>
</optgroup>
</select>
</div>
<div class="highlight">
<pre class="prettyprint linenums">
&lt;script type=&quot;text/javascript&quot;&gt;
$('#example-multiple-optgroups-classes').multiselect();
&lt;/script&gt;
&lt;select id=&quot;example-multiple-optgroups&quot;&gt;
&lt;optgroup label=&quot;Group 1&quot; class=&quot;group-1&quot;&gt;
&lt;option value=&quot;1-1&quot;&gt;Option 1.1&lt;/option&gt;
&lt;option value=&quot;1-2&quot; selected=&quot;selected&quot;&gt;Option 1.2&lt;/option&gt;
&lt;option value=&quot;1-3&quot; selected=&quot;selected&quot;&gt;Option 1.3&lt;/option&gt;
&lt;/optgroup&gt;
&lt;optgroup label=&quot;Group 2&quot; class=&quot;group-2&quot;&gt;
&lt;option value=&quot;2-1&quot;&gt;Option 2.1&lt;/option&gt;
&lt;option value=&quot;2-2&quot;&gt;Option 2.2&lt;/option&gt;
&lt;option value=&quot;2-3&quot;&gt;Option 2.3&lt;/option&gt;
&lt;/optgroup&gt;
&lt;/select&gt;
</pre>
</td> </td>
</tr> </tr>
<tr> <tr>
...@@ -3125,7 +3168,7 @@ ...@@ -3125,7 +3168,7 @@
</pre> </pre>
<p> <p>
The most important classes are: <code>multiselect-container</code>, <code>multiselect-filter<code>, <code>multiselect-all</code>, <code>multiselect-item</code>, <code>multiselect-group</code> as well as <code>disabled</code> and <code>active</code>. Both for collapsing and filtering options, the classes <code>multiselect-filter-hidden</code> and <code>multiselect-collapsible-hidden</code> are used. The most important classes are: <code>multiselect-container</code>, <code>multiselect-filter</code>, <code>multiselect-all</code>, <code>multiselect-item</code>, <code>multiselect-group</code> as well as <code>disabled</code> and <code>active</code>. Both for collapsing and filtering options, the classes <code>multiselect-filter-hidden</code> and <code>multiselect-collapsible-hidden</code> are used.
</p> </p>
<div class="page-header"> <div class="page-header">
...@@ -5251,7 +5294,88 @@ $(document).ready(function() { ...@@ -5251,7 +5294,88 @@ $(document).ready(function() {
&lt;/script&gt; &lt;/script&gt;
</pre> </pre>
</div> </div>
<p>The following example demonstrates how to limit the number of selections of a specific <code>optgroup</code>:</p>
<div class="example">
<script type="text/javascript">
$(document).ready(function() {
$('#example-optgroup-limit').multiselect({
onChange: function(options, checked) {
var $option = $(options);
if ($option.length == 1) {
var $group = $option.parent('optgroup')
if ($group.hasClass('group-1')) {
var $options = $('option', $group);
$options = $options.filter(':selected');
if (checked && $options.length > 2) {
alert('Cannot select more than 2 elements in this group!');
$("#example-optgroup-limit").multiselect('deselect', $option.val());
}
}
}
}
});
});
</script>
<div class="btn-group">
<select id="example-optgroup-limit" multiple="multiple">
<optgroup class="group-1" label="Group 1">
<option value="1-1">Option 1.1</option>
<option value="1-2">Option 1.2</option>
<option value="1-3">Option 1.3</option>
</optgroup>
<optgroup class="group-2" label="Group 2">
<option value="2-1">Option 2.1</option>
<option value="2-2">Option 2.2</option>
<option value="2-3">Option 2.3</option>
</optgroup>
</select>
</div>
</div>
<div class="highlight">
<pre class="prettyprint linenums">
&lt;script type=&quot;text/javascript&quot;&gt;
$(document).ready(function() {
$('#example-optgroup-limit').multiselect({
onChange: function(options, checked) {
var $option = $(options);
if ($option.length == 1) {
var $group = $option.parent('optgroup')
if ($group.hasClass('group-1')) {
var $options = $('option', $group);
$options = $options.filter(':selected');
if (checked && $options.length &gt; 2) {
alert('Cannot select more than 2 elements in this group!');
$(&quot;#example-optgroup-limit&quot;).multiselect('deselect', $option.val());
}
}
}
}
});
});
&lt;/script&gt;
&lt;div class=&quot;btn-group&quot;&gt;
&lt;select id=&quot;example-optgroup-limit&quot; multiple=&quot;multiple&quot;&gt;
&lt;optgroup class=&quot;group-1&quot; label=&quot;Group 1&quot;&gt;
&lt;option value=&quot;1-1&quot;&gt;Option 1.1&lt;/option&gt;
&lt;option value=&quot;1-2&quot;&gt;Option 1.2&lt;/option&gt;
&lt;option value=&quot;1-3&quot;&gt;Option 1.3&lt;/option&gt;
&lt;/optgroup&gt;
&lt;optgroup class=&quot;group-2&quot; label=&quot;Group 2&quot;&gt;
&lt;option value=&quot;2-1&quot;&gt;Option 2.1&lt;/option&gt;
&lt;option value=&quot;2-2&quot;&gt;Option 2.2&lt;/option&gt;
&lt;option value=&quot;2-3&quot;&gt;Option 2.3&lt;/option&gt;
&lt;/optgroup&gt;
&lt;/select&gt;
&lt;/div&gt;
</pre>
</div>
<div class="page-header"> <div class="page-header">
<h2 id="post">Server-Side Processing</h2> <h2 id="post">Server-Side Processing</h2>
</div> </div>
......
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