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Added "destroy" method to allow for easy clean up of initialized popups. #44

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Added "destroy" method to allow for easy clean up of initialized popups. #44

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7 changes: 7 additions & 0 deletions index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -490,6 +490,13 @@ <h3>Methods</h3>
<pre class="prettyprint"><code>$('#my_popup').popup('toggle');</code></pre>
</td>
</tr>
<tr>
<td>.popup('destroy')</td>
<td>
<p>Removes elements and events created during popup initialization.</p>
<pre class="prettyprint"><code>$('#my_popup').popup('destroy');</code></pre>
</td>
</tr>
</tbody>
</table>

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41 changes: 39 additions & 2 deletions jquery.popupoverlay.js
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Original file line number Diff line number Diff line change
Expand Up @@ -150,6 +150,8 @@
if (options.transition) {
$background.css('transition', options.transition);
}

$el.data('popupBackground', $background);
}

if (options.type == 'overlay') {
Expand Down Expand Up @@ -221,14 +223,19 @@
} else {

// Handler: Show popup when clicked on `open` element
$(document).on('click', openelement, function (event) {
var popupClickHandler = function (event) {
event.preventDefault();

var ord = $(this).data('popup-ordinal');
setTimeout(function() { // setTimeout is to allow `close` method to finish (for issues with multiple tooltips)
methods.show(el, ord);
}, 0);
});
};

$(document).on('click', openelement, popupClickHandler);

$el.data('popupOpenelement', openelement);
$el.data('popupClickHandler', popupClickHandler);
}

if (options.closebutton) {
Expand All @@ -242,6 +249,36 @@
}
},

/**
* Cleans up elements and event listeners
*
* @param {object} el - popup instance DOM node
*/
destroy: function (el) {
var $el = $(el);
var options = $el.data('popupoptions');
var popupBackground = $el.data('popupBackground');
var openelement = $el.data('popupOpenelement');
var popupClickHandler = $el.data('popupClickHandler');
var $wrapper = $('#' + el.id + '_wrapper');

// remove background
if (popupBackground) {
popupBackground.remove();
}

// remove click listener
if (popupClickHandler) {
$(document).off('click', openelement, popupClickHandler);
}

// remove wrapper
$wrapper.remove();

// remove initialization marker to allow popup to be initialize again
$el.data('popup-initialized', false);
},

/**
* Show method
*
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