Skip to content

Updated mousewheel plugin and jQuery library. #142

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 1 commit into
base: master
Choose a base branch
from
Open

Updated mousewheel plugin and jQuery library. #142

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
5 changes: 4 additions & 1 deletion demo/test.html
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -5,12 +5,15 @@
<link href="css/960.css" rel="stylesheet" media="screen" />
<link href="../css/defaultTheme.css" rel="stylesheet" media="screen" />
<link href="css/myTheme.css" rel="stylesheet" media="screen" />
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.5.2/jquery.min.js"></script>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script>

<script src="../lib/jquery.mousewheel.js"></script>
<script src="../jquery.fixedheadertable.js"></script>

<script src="demo.js"></script>
</head>
<body>

<div class="container_12">
<div class="grid_4">
<pre>
Expand Down
24 changes: 10 additions & 14 deletions jquery.fixedheadertable.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -463,26 +463,22 @@
'width': fixedColumnWidth
});


// bind mousewheel events
var maxTop = $fixedColumn.find('.fht-tbody .fht-table').height() - $fixedColumn.find('.fht-tbody').height();
$fixedColumn.find('.fht-tbody .fht-table').bind('mousewheel', function(event, delta, deltaX, deltaY) {
if (deltaY == 0) {
$fixedColumn.find('.fht-tbody .fht-table').on('mousewheel', function(event) {
if (event.deltaY == 0) {
return;
}
var top = parseInt($(this).css('marginTop'), 10) + (deltaY > 0 ? 120 : -120);
if (top > 0) {
top = 0;
}
if (top < -maxTop) {
top = -maxTop;
}
$(this).css('marginTop', top);
$fixedBody.find('.fht-tbody').scrollTop(-top).scroll();

var top = $fixedBody.find('.fht-tbody').scrollTop();
var scrollDistance = (-1 * event.deltaY) * event.deltaFactor;
var newTop = top + scrollDistance;

$fixedBody.find('.fht-tbody').scrollTop(newTop).scroll();

return false;
});


// set width of body table wrapper
$fixedBody.css({
'width': fixedBodyWidth
Expand Down
281 changes: 205 additions & 76 deletions lib/jquery.mousewheel.js
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,92 +1,221 @@
/*! Copyright (c) 2010 Brandon Aaron (http://brandonaaron.net)
/*! Copyright (c) 2013 Brandon Aaron (http://brandon.aaron.sh)
* Licensed under the MIT License (LICENSE.txt).
*
* Thanks to: http://adomas.org/javascript-mouse-wheel/ for some pointers.
* Thanks to: Mathias Bank(http://www.mathias-bank.de) for a scope bug fix.
* Thanks to: Seamus Leahy for adding deltaX and deltaY
* Version: 3.1.12
*
* Version: 3.0.4
*
* Requires: 1.2.2+
* Requires: jQuery 1.2.2+
*/

(function($) {
(function (factory) {
if ( typeof define === 'function' && define.amd ) {
// AMD. Register as an anonymous module.
define(['jquery'], factory);
} else if (typeof exports === 'object') {
// Node/CommonJS style for Browserify
module.exports = factory;
} else {
// Browser globals
factory(jQuery);
}
}(function ($) {

var toFix = ['wheel', 'mousewheel', 'DOMMouseScroll', 'MozMousePixelScroll'],
toBind = ( 'onwheel' in document || document.documentMode >= 9 ) ?
['wheel'] : ['mousewheel', 'DomMouseScroll', 'MozMousePixelScroll'],
slice = Array.prototype.slice,
nullLowestDeltaTimeout, lowestDelta;

if ( $.event.fixHooks ) {
for ( var i = toFix.length; i; ) {
$.event.fixHooks[ toFix[--i] ] = $.event.mouseHooks;
}
}

var types = ['DOMMouseScroll', 'mousewheel'];
var special = $.event.special.mousewheel = {
version: '3.1.12',

$.event.special.mousewheel = {
setup: function() {
if ( this.addEventListener ) {
for ( var i=types.length; i; ) {
this.addEventListener( types[--i], handler, false );
setup: function() {
if ( this.addEventListener ) {
for ( var i = toBind.length; i; ) {
this.addEventListener( toBind[--i], handler, false );
}
} else {
this.onmousewheel = handler;
}
} else {
this.onmousewheel = handler;
// Store the line height and page height for this particular element
$.data(this, 'mousewheel-line-height', special.getLineHeight(this));
$.data(this, 'mousewheel-page-height', special.getPageHeight(this));
},

teardown: function() {
if ( this.removeEventListener ) {
for ( var i = toBind.length; i; ) {
this.removeEventListener( toBind[--i], handler, false );
}
} else {
this.onmousewheel = null;
}
// Clean up the data we added to the element
$.removeData(this, 'mousewheel-line-height');
$.removeData(this, 'mousewheel-page-height');
},

getLineHeight: function(elem) {
var $elem = $(elem),
$parent = $elem['offsetParent' in $.fn ? 'offsetParent' : 'parent']();
if (!$parent.length) {
$parent = $('body');
}
return parseInt($parent.css('fontSize'), 10) || parseInt($elem.css('fontSize'), 10) || 16;
},

getPageHeight: function(elem) {
return $(elem).height();
},

settings: {
adjustOldDeltas: true, // see shouldAdjustOldDeltas() below
normalizeOffset: true // calls getBoundingClientRect for each event
}
};

$.fn.extend({
mousewheel: function(fn) {
return fn ? this.bind('mousewheel', fn) : this.trigger('mousewheel');
},

unmousewheel: function(fn) {
return this.unbind('mousewheel', fn);
}
});


function handler(event) {
var orgEvent = event || window.event,
args = slice.call(arguments, 1),
delta = 0,
deltaX = 0,
deltaY = 0,
absDelta = 0,
offsetX = 0,
offsetY = 0;
event = $.event.fix(orgEvent);
event.type = 'mousewheel';

// Old school scrollwheel delta
if ( 'detail' in orgEvent ) { deltaY = orgEvent.detail * -1; }
if ( 'wheelDelta' in orgEvent ) { deltaY = orgEvent.wheelDelta; }
if ( 'wheelDeltaY' in orgEvent ) { deltaY = orgEvent.wheelDeltaY; }
if ( 'wheelDeltaX' in orgEvent ) { deltaX = orgEvent.wheelDeltaX * -1; }

// Firefox < 17 horizontal scrolling related to DOMMouseScroll event
if ( 'axis' in orgEvent && orgEvent.axis === orgEvent.HORIZONTAL_AXIS ) {
deltaX = deltaY * -1;
deltaY = 0;
}

// Set delta to be deltaY or deltaX if deltaY is 0 for backwards compatabilitiy
delta = deltaY === 0 ? deltaX : deltaY;

// New school wheel delta (wheel event)
if ( 'deltaY' in orgEvent ) {
deltaY = orgEvent.deltaY * -1;
delta = deltaY;
}
},

teardown: function() {
if ( this.removeEventListener ) {
for ( var i=types.length; i; ) {
this.removeEventListener( types[--i], handler, false );
if ( 'deltaX' in orgEvent ) {
deltaX = orgEvent.deltaX;
if ( deltaY === 0 ) { delta = deltaX * -1; }
}

// No change actually happened, no reason to go any further
if ( deltaY === 0 && deltaX === 0 ) { return; }

// Need to convert lines and pages to pixels if we aren't already in pixels
// There are three delta modes:
// * deltaMode 0 is by pixels, nothing to do
// * deltaMode 1 is by lines
// * deltaMode 2 is by pages
if ( orgEvent.deltaMode === 1 ) {
var lineHeight = $.data(this, 'mousewheel-line-height');
delta *= lineHeight;
deltaY *= lineHeight;
deltaX *= lineHeight;
} else if ( orgEvent.deltaMode === 2 ) {
var pageHeight = $.data(this, 'mousewheel-page-height');
delta *= pageHeight;
deltaY *= pageHeight;
deltaX *= pageHeight;
}

// Store lowest absolute delta to normalize the delta values
absDelta = Math.max( Math.abs(deltaY), Math.abs(deltaX) );

if ( !lowestDelta || absDelta < lowestDelta ) {
lowestDelta = absDelta;

// Adjust older deltas if necessary
if ( shouldAdjustOldDeltas(orgEvent, absDelta) ) {
lowestDelta /= 40;
}
} else {
this.onmousewheel = null;
}
}
};

$.fn.extend({
mousewheel: function(fn) {
return fn ? this.bind("mousewheel", fn) : this.trigger("mousewheel");
},

unmousewheel: function(fn) {
return this.unbind("mousewheel", fn);
}
});


function handler(event) {
var orgEvent = event || window.event, args = [].slice.call( arguments, 1 ), delta = 0, returnValue = true, deltaX = 0, deltaY = 0;
event = $.event.fix(orgEvent);
event.type = "mousewheel";

// Old school scrollwheel delta
if ( event.wheelDelta ) { delta = event.wheelDelta/120; }
if ( event.detail ) { delta = -event.detail/3; }

// New school multidimensional scroll (touchpads) deltas
deltaY = delta;

// Gecko
if ( orgEvent.axis !== undefined && orgEvent.axis === orgEvent.HORIZONTAL_AXIS ) {
deltaY = 0;
deltaX = -1*delta;
}


// Webkit
var userAgent = navigator.userAgent.toLowerCase();

var wheelDeltaScaleFactor = 1;
if (jQuery.browser.msie || (jQuery.browser.webkit && !(/chrome/.test(userAgent)))) {
wheelDeltaScaleFactor = 40;
}

if (orgEvent.wheelDeltaY !== undefined) {
deltaY = orgEvent.wheelDeltaY / 120 / wheelDeltaScaleFactor;
// Adjust older deltas if necessary
if ( shouldAdjustOldDeltas(orgEvent, absDelta) ) {
// Divide all the things by 40!
delta /= 40;
deltaX /= 40;
deltaY /= 40;
}

// Get a whole, normalized value for the deltas
delta = Math[ delta >= 1 ? 'floor' : 'ceil' ](delta / lowestDelta);
deltaX = Math[ deltaX >= 1 ? 'floor' : 'ceil' ](deltaX / lowestDelta);
deltaY = Math[ deltaY >= 1 ? 'floor' : 'ceil' ](deltaY / lowestDelta);

// Normalise offsetX and offsetY properties
if ( special.settings.normalizeOffset && this.getBoundingClientRect ) {
var boundingRect = this.getBoundingClientRect();
offsetX = event.clientX - boundingRect.left;
offsetY = event.clientY - boundingRect.top;
}

// Add information to the event object
event.deltaX = deltaX;
event.deltaY = deltaY;
event.deltaFactor = lowestDelta;
event.offsetX = offsetX;
event.offsetY = offsetY;
// Go ahead and set deltaMode to 0 since we converted to pixels
// Although this is a little odd since we overwrite the deltaX/Y
// properties with normalized deltas.
event.deltaMode = 0;

// Add event and delta to the front of the arguments
args.unshift(event, delta, deltaX, deltaY);

// Clearout lowestDelta after sometime to better
// handle multiple device types that give different
// a different lowestDelta
// Ex: trackpad = 3 and mouse wheel = 120
if (nullLowestDeltaTimeout) { clearTimeout(nullLowestDeltaTimeout); }
nullLowestDeltaTimeout = setTimeout(nullLowestDelta, 200);

return ($.event.dispatch || $.event.handle).apply(this, args);
}
if (orgEvent.wheelDeltaX !== undefined) {
deltaX = -1*orgEvent.wheelDeltaX / 120 / wheelDeltaScaleFactor;

function nullLowestDelta() {
lowestDelta = null;
}

// Add event and delta to the front of the arguments
args.unshift(event, delta, deltaX, deltaY);

if ($.event.handle) {
return $.event.handle.apply(this, args);

function shouldAdjustOldDeltas(orgEvent, absDelta) {
// If this is an older event and the delta is divisable by 120,
// then we are assuming that the browser is treating this as an
// older mouse wheel event and that we should divide the deltas
// by 40 to try and get a more usable deltaFactor.
// Side note, this actually impacts the reported scroll distance
// in older browsers and can cause scrolling to be slower than native.
// Turn this off by setting $.event.special.mousewheel.settings.adjustOldDeltas to false.
return special.settings.adjustOldDeltas && orgEvent.type === 'mousewheel' && absDelta % 120 === 0;
}
}

})(jQuery);
}));