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Fixed next button not working when maxVisible=1 bug #37

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Fixed next button not working when maxVisible=1 bug #37

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05073a0
fix maxVisble=1 bug
RoyXun Apr 6, 2016
14bcfb5
fix page > total bug
RoyXun Apr 7, 2016
5aca518
fix some mistakes
RoyXun Apr 8, 2016
594b51c
add info,pageSize,boundaryLeaps option
RoyXun Apr 8, 2016
a8f2fa8
修复total为0时 页码显示错误bug
RoyXun Apr 14, 2016
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6 changes: 4 additions & 2 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -15,10 +15,12 @@ More examples can be found on [project homepage](http://botmonster.com/jquery-bo

```javascript
$('#pagination-here').bootpag({
total: 7, // total pages
pageSize: 10, // items per page, default: 1
total: 7, // total items
page: 1, // default page
maxVisible: 5, // visible pagination
leaps: true // next/prev leaps through maxVisible
leaps: true, // next/prev leaps through maxVisible
boundaryLeaps: true // whether disable next/prev button when page is in the first/last set of pages
}).on("page", function(event, num){
$("#content").html("Page " + num); // or some ajax content loading...
// ... after content load -> change total to 10
Expand Down
150 changes: 91 additions & 59 deletions lib/jquery.bootpag.js
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Original file line number Diff line number Diff line change
Expand Up @@ -10,110 +10,127 @@
* Project home:
* http://botmonster.com/jquery-bootpag/
*
* Version: 1.0.7
* Version: 1.0.8
*
*/

(function($, window) {

$.fn.bootpag = function(options){
$.fn.bootpag = function(options) {

var $owner = this,
settings = $.extend({
total: 0,
pageSize: 1, //items per page
total: 0, // total items
page: 1,
maxVisible: null,
leaps: true,
boundaryLeaps: true, //whether disable next/prev button when page is in the first/last set of pages
href: 'javascript:void(0);',
hrefVariable: '{{number}}',
next: '»',
prev: '«',
firstLastUse: false,
firstLastUse: false,
first: '<span aria-hidden="true">&larr;</span>',
last: '<span aria-hidden="true">&rarr;</span>',
infoUse: true, // total info
infoPosition: 'right', // 'left', 'right',works only when infoUse is true
info: '共{{total}}条/{{totalPage}}页',
wrapClass: 'pagination',
activeClass: 'active',
disabledClass: 'disabled',
nextClass: 'next',
prevClass: 'prev',
lastClass: 'last',
firstClass: 'first'
lastClass: 'last',
firstClass: 'first',
infoClass: 'info'
},
$owner.data('settings') || {},
options || {});

if(settings.total <= 0)
return this;
if (!settings.total || settings.total < 0) {
settings.total = 0;
}

if(!$.isNumeric(settings.maxVisible) && !settings.maxVisible){
if(!$.isNumeric(settings.maxVisible) && !settings.maxVisible){
settings.maxVisible = parseInt(settings.total, 10);
}

if (!settings.pageSize || settings.pageSize < 1) {
settings.pageSize = 1;
}

$owner.data('settings', settings);

function renderPage($bootpag, page){

page = parseInt(page, 10);
var lp,
maxV = settings.maxVisible == 0 ? 1 : settings.maxVisible,
step = settings.maxVisible == 1 ? 0 : 1,
vis = Math.floor((page - 1) / maxV) * maxV,
$page = $bootpag.find('li');
settings.page = page = page < 0 ? 0 : page > settings.total ? settings.total : page;
vis,
totalPage,
info,
maxV = settings.maxVisible || 1,
$page = $bootpag.find('li'),
lfirst = $page.first(),
llast = $page.last();

totalPage = Math.ceil(settings.total/settings.pageSize) || 1;
settings.page = page = page < 1 ? 1 : page > totalPage ? totalPage : page;
vis = Math.floor((page - 1) / maxV) * maxV;
info = settings.info.replace('{{total}}', settings.total).replace('{{totalPage}}', totalPage);

$page.removeClass(settings.activeClass);

if (settings.infoUse && settings.infoPosition === 'left') {
lfirst.addClass(settings.disabledClass).find('a').html(info);
lfirst = lfirst.next();
}

if(settings.firstLastUse) {
lfirst.toggleClass(settings.disabledClass, page === 1);
lfirst = lfirst.next();
}

lp = page - 1 < 1 ? 1 :
settings.leaps && page - 1 >= settings.maxVisible ?
Math.floor((page - 1) / maxV) * maxV : page - 1;

if(settings.firstLastUse) {
$page
.first()
.toggleClass(settings.disabledClass, page === 1);
}

var lfirst = $page.first();
if(settings.firstLastUse) {
lfirst = lfirst.next();
}

lfirst
.toggleClass(settings.disabledClass, page === 1)
settings.leaps && page - 1 >= maxV ?
vis : page - 1;

lfirst
.toggleClass(settings.disabledClass, page === 1 || (settings.leaps && !settings.boundaryLeaps && vis == 0))
.attr('data-lp', lp)
.find('a').attr('href', href(lp));

var step = settings.maxVisible == 1 ? 0 : 1;
if (settings.infoUse && settings.infoPosition === 'right') {
llast.addClass(settings.disabledClass).find('a').html(info);
llast = llast.prev();
}

lp = page + 1 > settings.total ? settings.total :
settings.leaps && page + 1 < settings.total - settings.maxVisible ?
vis + settings.maxVisible + step: page + 1;
if(settings.firstLastUse) {
llast.toggleClass(settings.disabledClass, page === totalPage);
llast = llast.prev();
}

var llast = $page.last();
if(settings.firstLastUse) {
llast = llast.prev();
}
lp = page + 1 > totalPage ? totalPage :
settings.leaps && vis < totalPage - maxV ?
vis + maxV + 1: page + 1;

llast
.toggleClass(settings.disabledClass, page === settings.total)
llast
.toggleClass(settings.disabledClass, page === totalPage || (settings.leaps && !settings.boundaryLeaps && vis + maxV >= totalPage))
.attr('data-lp', lp)
.find('a').attr('href', href(lp));

$page
.last()
.toggleClass(settings.disabledClass, page === settings.total);


var $currPage = $page.filter('[data-lp='+page+']');

var clist = "." + [settings.nextClass,
settings.prevClass,
var clist = "." + [settings.nextClass,
settings.prevClass,
settings.firstClass,
settings.lastClass].join(",.");
settings.lastClass,
settings.infoClass].join(",.");
if(!$currPage.not(clist).length){
var d = page <= vis ? -settings.maxVisible : 0;
$page.not(clist).each(function(index){
lp = index + 1 + vis + d;
lp = index + 1 + vis;
$(this)
.attr('data-lp', lp)
.toggle(lp <= settings.total)
.toggle(lp <= totalPage)
.find('a').html(lp).attr('href', href(lp));
});
$currPage = $page.filter('[data-lp='+page+']');
Expand All @@ -122,16 +139,24 @@
$owner.data('settings', settings);
}

function href(c){
function href(c){

return settings.href.replace(settings.hrefVariable, c);
}

return this.each(function(){

var $bootpag, lp, me = $(this),
maxV = settings.maxVisible || 1,
totalPage = Math.ceil(settings.total/settings.pageSize),
info = settings.info.replace('{{total}}', settings.total).replace('{{totalPage}}', totalPage),
p = ['<ul class="', settings.wrapClass, ' bootpag">'];

if (settings.infoUse && settings.infoPosition === 'left') {
p = p.concat(['<li class="', settings.infoClass,
'"><a href="javascript:void(0)">', info, '</a></li>']);
}

if(settings.firstLastUse){
p = p.concat(['<li data-lp="1" class="', settings.firstClass,
'"><a href="', href(1), '">', settings.first, '</a></li>']);
Expand All @@ -140,19 +165,25 @@
p = p.concat(['<li data-lp="1" class="', settings.prevClass,
'"><a href="', href(1), '">', settings.prev, '</a></li>']);
}
for(var c = 1; c <= Math.min(settings.total, settings.maxVisible); c++){
for(var c = 1; c <= Math.min(totalPage||1, maxV); c++){
p = p.concat(['<li data-lp="', c, '"><a href="', href(c), '">', c, '</a></li>']);
}
if(settings.next){
lp = settings.leaps && settings.total > settings.maxVisible
? Math.min(settings.maxVisible + 1, settings.total) : 2;
lp = settings.page + 1 > totalPage ? totalPage :
settings.leaps && totalPage > maxV ?
maxV + 1: settings.page + 1;
p = p.concat(['<li data-lp="', lp, '" class="',
settings.nextClass, '"><a href="', href(lp),
'">', settings.next, '</a></li>']);
}
if(settings.firstLastUse){
p = p.concat(['<li data-lp="', settings.total, '" class="last"><a href="',
href(settings.total),'">', settings.last, '</a></li>']);
p = p.concat(['<li data-lp="', totalPage, '" class="', settings.lastClass,
'"><a href="', href(totalPage),'">', settings.last, '</a></li>']);
}

if (settings.infoUse && settings.infoPosition === 'right') {
p = p.concat(['<li class="', settings.infoClass,
'"><a href="javascript:void(0)">', info, '</a></li>']);
}
p.push('</ul>');
me.find('ul.bootpag').remove();
Expand All @@ -174,6 +205,7 @@
});
renderPage($bootpag, settings.page);
});
}

};

})(jQuery, window);
36 changes: 16 additions & 20 deletions lib/jquery.bootpag.min.js
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