mirror of
https://github.com/silverstripe/silverstripe-reports
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53 lines
1.8 KiB
JavaScript
53 lines
1.8 KiB
JavaScript
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/**
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* Fits an element's height to its parent by substracting
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* all (visible) siblings heights from the element.
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* Caution: This will set overflow: hidden on the parent
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*
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* Copyright 2009 Ingo Schommer, SilverStripe Ltd.
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* Licensed under MIT License: http://www.opensource.org/licenses/mit-license.php
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*
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* @todo Implement selectors to ignore certain elements
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*
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* @author Ingo Schommer, SilverStripe Ltd.
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* @version 0.1
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*/
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jQuery.fn.extend({
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fitHeightToParent: function() {
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return jQuery(this).each(function() {
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var $this = jQuery(this);
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var boxmodel = ['marginTop','marginBottom','paddingTop','paddingBottom','borderBottomWidth','borderTopWidth'];
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// don't bother if element or parent arent visible,
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// we won't get height readings
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if($this.is(':visible') && $this.parent().is(':visible')) {
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// we set overflow = hidden so that large children don't muck things up in IE6 box model
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$this.parent().css('overflow', 'hidden');
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// get height from parent without any margins as a starting point,
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// and reduce any top/bottom paddings
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var height = $this.parent().innerHeight()
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- parseFloat($this.parent().css('paddingTop'))
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- parseFloat($this.parent().css('paddingBottom'));
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// substract height of any siblings of the current element
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// including their margins/paddings/borders
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$this.siblings(':visible').filter(function() {
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// remove all absolutely positioned elements
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return (jQuery(this).css('position') != 'absolute');
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}).each(function() {
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height -= jQuery(this).outerHeight(true);
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});
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// remove margins/paddings/borders on inner element
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jQuery.each(boxmodel, function(i, name) {
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height -= parseFloat($this.css(name)) || 0;
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});
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// set new height
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$this.height(height);
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}
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});
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}
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});
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