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| Demo |
Hôm nay mình hướng dẫn bạn 1 thủ thuật blogger tạo ra một bộ sưu tập video YouTube sử dụng jQuery.
+ Đăng nhập Blogger -- Mẫu -- Chỉnh sửa HTML
- Tìm </head> và thêm đoạn code sau vào trước nó
<script>
//<![CDATA[
/*share vustven.info*/
(function($) {
$.fn.hoverscroll = function(params) {
if (!params) { params = {}; }
params = $.extend({}, $.fn.hoverscroll.params, params);
this.each(function() {
var $this = $(this);
if (params.debug) {$.log('[HoverScroll] Trying to create hoverscroll on element ' + this.tagName + '#' + this.id);}
if (params.fixedArrows) {
$this.wrap('<div class="fixed-listcontainer"></div>')
}
else {
$this.wrap('<div class="listcontainer"></div>');
}
$this.addClass('list');
var listctnr = $this.parent();
listctnr.wrap('<div class="ui-widget-content hoverscroll' +
(params.rtl && !params.vertical ? " rtl" : "") + '"></div>');
//listctnr.wrap('<div class="hoverscroll"></div>');
var ctnr = listctnr.parent();
var leftArrow, rightArrow, topArrow, bottomArrow;
if (params.arrows) {
if (!params.vertical) {
if (params.fixedArrows) {
leftArrow = '<div class="fixed-arrow left"></div>';
rightArrow = '<div class="fixed-arrow right"></div>';
listctnr.before(leftArrow).after(rightArrow);
}
else {
leftArrow = '<div class="arrow left"></div>';
rightArrow = '<div class="arrow right"></div>';
listctnr.append(leftArrow).append(rightArrow);
}
}
else {
if (params.fixedArrows) {
topArrow = '<div class="fixed-arrow top"></div>';
bottomArrow = '<div class="fixed-arrow bottom"></div>';
listctnr.before(topArrow).after(bottomArrow);
}
else {
topArrow = '<div class="arrow top"></div>';
bottomArrow = '<div class="arrow bottom"></div>';
listctnr.append(topArrow).append(bottomArrow);
}
}
}
ctnr.width(params.width).height(params.height);
if (params.arrows && params.fixedArrows) {
if (params.vertical) {
topArrow = listctnr.prev();
bottomArrow = listctnr.next();
listctnr.width(params.width)
.height(params.height - (topArrow.height() + bottomArrow.height()));
}
else {
leftArrow = listctnr.prev();
rightArrow = listctnr.next();
listctnr.height(params.height)
.width(params.width - (leftArrow.width() + rightArrow.width()));
}
}
else {
listctnr.width(params.width).height(params.height);
}
var size = 0;
if (!params.vertical) {
ctnr.addClass('horizontal');
$this.children().each(function() {
$(this).addClass('item');
if ($(this).outerWidth) {
size += $(this).outerWidth(true);
}
else {
size += $(this).width() + parseInt($(this).css('padding-left')) + parseInt($(this).css('padding-right'))
+ parseInt($(this).css('margin-left')) + parseInt($(this).css('margin-right'));
}
});
$this.width(size);
if (params.debug) {
$.log('[HoverScroll] Computed content width : ' + size + 'px');
}
if (ctnr.outerWidth) {
size = ctnr.outerWidth();
}
else {
size = ctnr.width() + parseInt(ctnr.css('padding-left')) + parseInt(ctnr.css('padding-right'))
+ parseInt(ctnr.css('margin-left')) + parseInt(ctnr.css('margin-right'));
}
if (params.debug) {
$.log('[HoverScroll] Computed container width : ' + size + 'px');
}
}
else {
ctnr.addClass('vertical');
$this.children().each(function() {
$(this).addClass('item')
if ($(this).outerHeight) {
size += $(this).outerHeight(true);
}
else {
size += $(this).height() + parseInt($(this).css('padding-top')) + parseInt($(this).css('padding-bottom'))
+ parseInt($(this).css('margin-bottom')) + parseInt($(this).css('margin-bottom'));
}
});
$this.height(size);
if (params.debug) {
$.log('[HoverScroll] Computed content height : ' + size + 'px');
}
if (ctnr.outerHeight) {
size = ctnr.outerHeight();
}
else {
size = ctnr.height() + parseInt(ctnr.css('padding-top')) + parseInt(ctnr.css('padding-bottom'))
+ parseInt(ctnr.css('margin-top')) + parseInt(ctnr.css('margin-bottom'));
}
if (params.debug) {
$.log('[HoverScroll] Computed container height : ' + size + 'px');
}
}
var zone = {
1: {action: 'move', from: 0, to: 0.06 * size, direction: -1 , speed: 16},
2: {action: 'move', from: 0.06 * size, to: 0.15 * size, direction: -1 , speed: 8},
3: {action: 'move', from: 0.15 * size, to: 0.25 * size, direction: -1 , speed: 4},
4: {action: 'move', from: 0.25 * size, to: 0.4 * size, direction: -1 , speed: 2},
5: {action: 'stop', from: 0.4 * size, to: 0.6 * size},
6: {action: 'move', from: 0.6 * size, to: 0.75 * size, direction: 1 , speed: 2},
7: {action: 'move', from: 0.75 * size, to: 0.85 * size, direction: 1 , speed: 4},
8: {action: 'move', from: 0.85 * size, to: 0.94 * size, direction: 1 , speed: 8},
9: {action: 'move', from: 0.94 * size, to: size, direction: 1 , speed: 16}
}
ctnr[0].isChanging = false;
ctnr[0].direction = 0;
ctnr[0].speed = 1;
function checkMouse(x, y) {
x = x - ctnr.offset().left;
y = y - ctnr.offset().top;
var pos;
if (!params.vertical) {pos = x;}
else {pos = y;}
for (i in zone) {
if (pos >= zone[i].from && pos < zone[i].to) {
if (zone[i].action == 'move') {startMoving(zone[i].direction, zone[i].speed);}
else {stopMoving();}
}
}
}
function setArrowOpacity() {
if (!params.arrows || params.fixedArrows) {return;}
var maxScroll;
var scroll;
if (!params.vertical) {
maxScroll = listctnr[0].scrollWidth - listctnr.width();
scroll = listctnr[0].scrollLeft;
}
else {
maxScroll = listctnr[0].scrollHeight - listctnr.height();
scroll = listctnr[0].scrollTop;
}
var limit = params.arrowsOpacity;
var opacity = (scroll / maxScroll) * limit;
if (opacity > limit) { opacity = limit; }
if (isNaN(opacity)) { opacity = 0; }
var done = false;
if (opacity <= 0) {
$('div.arrow.left, div.arrow.top', ctnr).hide();
if(maxScroll > 0) {
$('div.arrow.right, div.arrow.bottom', ctnr).show().css('opacity', limit);
}
done = true;
}
if (opacity >= limit || maxScroll <= 0) {
$('div.arrow.right, div.arrow.bottom', ctnr).hide();
done = true;
}
if (!done) {
$('div.arrow.left, div.arrow.top', ctnr).show().css('opacity', opacity);
$('div.arrow.right, div.arrow.bottom', ctnr).show().css('opacity', (limit - opacity));
}
}
function startMoving(direction, speed) {
if (ctnr[0].direction != direction) {
if (params.debug) {
$.log('[HoverScroll] Starting to move. direction: ' + direction + ', speed: ' + speed);
}
stopMoving();
ctnr[0].direction = direction;
ctnr[0].isChanging = true;
move();
}
if (ctnr[0].speed != speed) {
if (params.debug) {
$.log('[HoverScroll] Changed speed: ' + speed);
}
ctnr[0].speed = speed;
}
}
function stopMoving() {
if (ctnr[0].isChanging) {
if (params.debug) {
$.log('[HoverScroll] Stoped moving');
}
ctnr[0].isChanging = false;
ctnr[0].direction = 0;
ctnr[0].speed = 1;
clearTimeout(ctnr[0].timer);
}
}
function move() {
if (ctnr[0].isChanging == false) {return;}
setArrowOpacity();
var scrollSide;
if (!params.vertical) {scrollSide = 'scrollLeft';}
else {scrollSide = 'scrollTop';}
listctnr[0][scrollSide] += ctnr[0].direction * ctnr[0].speed;
ctnr[0].timer = setTimeout(function() {move();}, 50);
}
if (params.rtl && !params.vertical) {
listctnr[0].scrollLeft = listctnr[0].scrollWidth - listctnr.width();
}
ctnr
.mousemove(function(e) {checkMouse(e.pageX, e.pageY);})
.bind('mouseleave', function() {stopMoving();});
this.startMoving = startMoving;
this.stopMoving = stopMoving;
if (params.arrows && !params.fixedArrows) {
// Initialise arrow opacity
setArrowOpacity();
}
else {
// Hide arrows
$('.arrowleft, .arrowright, .arrowtop, .arrowbottom', ctnr).hide();
}
});
return this;
};
if (!$.fn.offset) {
$.fn.offset = function() {
this.left = this.top = 0;
if (this[0] && this[0].offsetParent) {
var obj = this[0];
do {
this.left += obj.offsetLeft;
this.top += obj.offsetTop;
} while (obj = obj.offsetParent);
}
return this;
}
}
$.fn.hoverscroll.params = {
vertical: false,
width: 400,
height: 50,
arrows: true,
arrowsOpacity: 0.7,
fixedArrows: false,
rtl: false,
debug: false
};
$.log = function() {
try {console.log.apply(console, arguments);}
catch (e) {
try {opera.postError.apply(opera, arguments);}
catch (e) {}
}
};
})(jQuery);
$(function(){
$("#vusteven-tabs a").click(function(){
var container = $("#vusteven-content");
container.html("<img src='http://3.bp.blogspot.com/-5iLHgsmg5gE/UjhXqejYSNI/AAAAAAAAD2Y/x5jtMwID_X4/s1600/loading.png' class='loading-vid' />");
var id = $(this).attr("href").slice(1);
loadvideo(id);
return false;
});
$("#vusteven-tabs").hoverscroll({vertical:true,width:8,height:330,arrows:false});
$("#vusteven-tabs li").hover(function(){$(this).addClass("hover");},function(){$(this).removeClass("hover");});
loadvideo();
});
function loadvideo (hash){if(hash){hash = hash.slice(3);$("#vusteven-content").html(video[hash]);$("#vusteven-tabs li").removeClass("actVid");$("#vusteven-tabs a[href=#vid"+hash+"]").parent().addClass("actVid");}else{$("#vusteven-content").html(video[1]);$("#vusteven-tabs li").removeClass("actVid");$("#vusteven-tabs a[href=#vid1]").parent().addClass("actVid");}}
//]]>
</script>
+ Tìm ]]></b:skin> và thêm đoạn code sau vào trước nó
/* share vusteven.info */
#vusteven {
background:#000;
clear:both;
margin:0 auto;
padding:5px;
width:619px;
border-radius: 5px;
-moz-background-clip: padding;
-webkit-background-clip: padding-box;
background-clip: padding-box;
}
#vusteven,
#vusteven-content,
#vusteven-tabs {height:350px;overflow:hidden;}
#vusteven-content {color:#fff;float:left;text-align:center;width:460px;z-index:1;}
.loading-vid {display:block;margin:165px auto 0;}
#vusteven-tabs {float:right;width:300px;margin:0;}
#vusteven-tabs li {background:url(http://2.bp.blogspot.com/-8Sc_tkZkXt8/UjhXqct9-xI/AAAAAAAAD2c/ch0OftBErXE/s1600/tab_backgr.jpeg) repeat-x top left;float:right;height:60px;padding:5px;width:145px;list-style:none;}
#vusteven-tabs li a {padding:0 !important;border:0 !important;}
#vusteven-tabs li.hover {background:#333;}
#vusteven-tabs li.actVid {background:#555;}
#vusteven-tabs li img.thumb-vid {background-color:#fff;float:left;height:52px;margin:0 8px 0 0;padding:5px;width:52px;}
#vusteven-tabs li span.vidTit {
display:block;
color:#CD332D;
font-size:14px;
font-weight:bold;
text-decoration:none;
}
#vusteven-tabs li .vidDesc {
display:block;
color:#fff;
font-size:12px;
font-weight:bold;
text-decoration:none;
}
#vusteven-tabs a {text-decoration:none;}
#vusteven-tabs li.actVid .vidDesc {color:#fff;}
.ui-widget-content{float:right;}
.tabs-outer {background-image: none !important;}
#vusteven-tabs li a:hover {background: none !important;}
- Lưu lại-- Bố cục -- Thêm tiện ích HTML / Javascript
<script>
var video = [];
video[1] = '<iframe width="460" height="345" src="http://www.youtube.com/embed/DLOfRNo7sFw" frameborder="0" allowfullscreen></iframe>';
video[2] = '<iframe width="460" height="345" src="http://www.youtube.com/embed/MZ61J9AhXEA" frameborder="0" allowfullscreen></iframe>';
video[3] = '<iframe width="460" height="345" src="http://www.youtube.com/embed/NIDopi1ZEPE" frameborder="0" allowfullscreen></iframe>';
video[4] = '<iframe width="460" height="345" src="http://www.youtube.com/embed/video_ID_4" frameborder="0" allowfullscreen></iframe>';
video[5] = '<iframe width="460" height="345" src="http://www.youtube.com/embed/video_ID_5" frameborder="0" allowfullscreen></iframe>';
</script>
<div id="vusteven">
<div id="vusteven-content"></div>
<ul id="vusteven-tabs">
<li><a href="#vid1"><img src="//i2.ytimg.com/vi/DLOfRNo7sFw/default.jpg" class="thumb-vid" /><span class="vidTit">Phúc BCS </span><span class="vidDesc">Những mảnh đời </span></a></li>
<li><a href="#vid2"><img src="//i2.ytimg.com/vi/MZ61J9AhXEA/default.jpg" class="thumb-vid" /><span class="vidTit">Boulevard</span><span class="vidDesc">Dan Byrd (VietSub)</span></a></li>
<li><a href="#vid3"><img src="//i2.ytimg.com/vi/NIDopi1ZEPE/default.jpg" class="thumb-vid" /><span class="vidTit">Unbreak my heart</span><span class="vidDesc"> Darin (VietSub)</span></a></li>
<li><a href="#vid4"><img src="//i2.ytimg.com/vi/video_ID_4/default.jpg" class="thumb-vid" /><span class="vidTit">Video Name</span><span class="vidDesc">Video Description</span></a></li>
<li><a href="#vid5"><img src="//i2.ytimg.com/vi/video_ID_5/default.jpg" class="thumb-vid" /><span class="vidTit">Video Name</span><span class="vidDesc">Video Description</span></a></li>
</ul>
</div>
Chúc các bạn thành công
