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junchangchenjunchangchen
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convert all tab to spaces
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‎jquery.pagination.js

+159-159
Original file line numberDiff line numberDiff line change
@@ -29,16 +29,16 @@ javascript
2929

3030
;(function ($) {
3131

32-
// Define Constants
33-
var CLASS_NUM = "page-num",
34-
CLASS_PREV = "page-prev",
35-
CLASS_NEXT = "page-next";
32+
// Define Constants
33+
var CLASS_NUM = "page-num",
34+
CLASS_PREV = "page-prev",
35+
CLASS_NEXT = "page-next";
3636

3737
/**
38-
* Entry
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* @param {[type]} options [description]
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* @return {[type]} [description]
41-
*/
38+
* Entry
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* @param {[type]} options [description]
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* @return {[type]} [description]
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*/
4242
var Pagination = function ($el, options) {
4343
this.$el = $el;
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this.options = $.extend({}, $.fn.pagination.defaults, options);
@@ -56,28 +56,28 @@ javascript
5656
opts = this.options;
5757
$el.on("click", function (e) {
5858

59-
var $target = $(e.target),
60-
currentPage = $el.data("page");
59+
var $target = $(e.target),
60+
currentPage = $el.data("page");
6161

62-
// number
63-
if($target.hasClass(CLASS_NUM)) {
64-
clickHandler(currentPage, $target.html());
65-
}
62+
// number
63+
if($target.hasClass(CLASS_NUM)) {
64+
clickHandler(currentPage, $target.html());
65+
}
6666

67-
// prev
68-
else if($target.hasClass(CLASS_PREV)) {
69-
if(currentPage > 1)
70-
clickHandler(currentPage, parseInt(currentPage)-1);
71-
}
67+
// prev
68+
else if($target.hasClass(CLASS_PREV)) {
69+
if(currentPage > 1)
70+
clickHandler(currentPage, parseInt(currentPage)-1);
71+
}
7272

73-
// next
74-
else if($target.hasClass(CLASS_NEXT)) {
75-
if(currentPage < opts.count)
76-
clickHandler(currentPage, parseInt(currentPage)+1);
77-
}
73+
// next
74+
else if($target.hasClass(CLASS_NEXT)) {
75+
if(currentPage < opts.count)
76+
clickHandler(currentPage, parseInt(currentPage)+1);
77+
}
7878

79-
return false;
80-
});
79+
return false;
80+
});
8181
},
8282
render: function(opts) {
8383
var opts = $.extend(this.options, opts);
@@ -86,125 +86,125 @@ javascript
8686
setActive(this.$el);
8787
}
8888
};
89-
90-
91-
/**
92-
* 构建HTML
93-
* @param {object} opts [description]
94-
* @return {string} [description]
95-
*/
96-
function buildHTML ($el, opts) {
97-
// total page less than 1, don't show pagination.
98-
if(opts.count <= 1) return "";
99-
100-
// build item list
101-
var itemList = [],
102-
page = parseInt($el.data("page")),
103-
num = Math.min(opts.num, opts.count),
104-
region = pageRegion(page, num, opts.count);
105-
106-
itemList.push(buildItem(CLASS_PREV, opts.title.prev));
107-
for(var i = region.start; i <= region.end; i++) {
108-
itemList.push(buildItem(CLASS_NUM, i));
109-
}
110-
itemList.push(buildItem(CLASS_NEXT, opts.title.next));
111-
112-
// build body
113-
var result =
114-
Template.body
115-
.replace("${className}", opts.className)
116-
.replace("${itemList}", itemList.join(""));
117-
118-
return result;
119-
}
120-
121-
function clickHandler(currentPage, newPage) {
89+
90+
91+
/**
92+
* 构建HTML
93+
* @param {object} opts [description]
94+
* @return {string} [description]
95+
*/
96+
function buildHTML ($el, opts) {
97+
// total page less than 1, don't show pagination.
98+
if(opts.count <= 1) return "";
99+
100+
// build item list
101+
var itemList = [],
102+
page = parseInt($el.data("page")),
103+
num = Math.min(opts.num, opts.count),
104+
region = pageRegion(page, num, opts.count);
105+
106+
itemList.push(buildItem(CLASS_PREV, opts.title.prev));
107+
for(var i = region.start; i <= region.end; i++) {
108+
itemList.push(buildItem(CLASS_NUM, i));
109+
}
110+
itemList.push(buildItem(CLASS_NEXT, opts.title.next));
111+
112+
// build body
113+
var result =
114+
Template.body
115+
.replace("${className}", opts.className)
116+
.replace("${itemList}", itemList.join(""));
117+
118+
return result;
119+
}
120+
121+
function clickHandler(currentPage, newPage) {
122122
var pagination = $(document).data("pagination");
123-
$el = pagination.$el,
124-
opts = pagination.options;
123+
$el = pagination.$el,
124+
opts = pagination.options;
125125
$el.data("page", newPage);
126-
if(!opts.refresh) {
127-
pagination.render();
128-
}
129-
opts.callback && opts.callback.call(null, currentPage, newPage);
126+
if(!opts.refresh) {
127+
pagination.render();
128+
}
129+
opts.callback && opts.callback.call(null, currentPage, newPage);
130+
}
131+
132+
/**
133+
* 构建单个元素
134+
* @param {string} clazz 样式名
135+
* @param {string} text 分页标签显示的内容
136+
* @return {string} innerHTML
137+
*/
138+
function buildItem(clazz, text) {
139+
var result =
140+
Template.item
141+
.replace("${className}", clazz)
142+
.replace(/\${text}/g, text);
143+
144+
return result;
145+
}
146+
147+
/**
148+
* 计算页码区间
149+
* @param {number} page 当前页码
150+
* @param {number} num 页码显示的个数
151+
* @param {number} count 总页码数
152+
* @return {[type]} [description]
153+
*/
154+
function pageRegion (page, num, count) {
155+
var boundary = Math.ceil(num / 2),
156+
region;
157+
if(page <= boundary) {
158+
region = {
159+
start: 1,
160+
end: num
161+
};
162+
163+
} else {
164+
var left = boundary,
165+
right = num - left;
166+
167+
if(page + right >= count) {
168+
region = {
169+
start: count - num + 1,
170+
end: count
171+
}
172+
} else {
173+
region = {
174+
start: page - left + 1,
175+
end: page + right
176+
}
177+
}
178+
}
179+
return region;
130180
}
131181

132-
/**
133-
* 构建单个元素
134-
* @param {string} clazz 样式名
135-
* @param {string} text 分页标签显示的内容
136-
* @return {string} innerHTML
137-
*/
138-
function buildItem(clazz, text) {
139-
var result =
140-
Template.item
141-
.replace("${className}", clazz)
142-
.replace(/\${text}/g, text);
143-
144-
return result;
145-
}
146-
147-
/**
148-
* 计算页码区间
149-
* @param {number} page 当前页码
150-
* @param {number} num 页码显示的个数
151-
* @param {number} count 总页码数
152-
* @return {[type]} [description]
153-
*/
154-
function pageRegion (page, num, count) {
155-
var boundary = Math.ceil(num / 2),
156-
region;
157-
if(page <= boundary) {
158-
region = {
159-
start: 1,
160-
end: num
161-
};
162-
163-
} else {
164-
var left = boundary,
165-
right = num - left;
166-
167-
if(page + right >= count) {
168-
region = {
169-
start: count - num + 1,
170-
end: count
171-
}
172-
} else {
173-
region = {
174-
start: page - left + 1,
175-
end: page + right
176-
}
177-
}
178-
}
179-
return region;
180-
}
181-
182-
/**
183-
* 设置当前激活的页码
184-
* @param {[type]} argument [description]
185-
*/
186-
function setActive ($el) {
187-
var page = $el.data("page");
188-
$(".pagination > ul > li", $el).removeClass( "active" );
189-
$("." + CLASS_NUM + "[idx=" + page + "]", $el).parent().addClass( "active" );
190-
}
191-
192-
/**
193-
* 模板
194-
* @type {Object}
195-
*/
196-
var Template = {
197-
198-
body: '\
199-
<div class="pagination ${className}">\
200-
<ul>\
201-
${itemList}\
202-
</ul>\
203-
</div>\
204-
',
205-
206-
item: '<li><a href="#" class="${className}" idx="${text}">${text}</a></li>'
207-
};
182+
/**
183+
* 设置当前激活的页码
184+
* @param {[type]} argument [description]
185+
*/
186+
function setActive ($el) {
187+
var page = $el.data("page");
188+
$(".pagination > ul > li", $el).removeClass( "active" );
189+
$("." + CLASS_NUM + "[idx=" + page + "]", $el).parent().addClass( "active" );
190+
}
191+
192+
/**
193+
* 模板
194+
* @type {Object}
195+
*/
196+
var Template = {
197+
198+
body: '\
199+
<div class="pagination ${className}">\
200+
<ul>\
201+
${itemList}\
202+
</ul>\
203+
</div>\
204+
',
205+
206+
item: '<li><a href="#" class="${className}" idx="${text}">${text}</a></li>'
207+
};
208208

209209

210210

@@ -213,29 +213,29 @@ javascript
213213
instance = $doc.data("pagination");
214214
if(!instance) $doc.data("pagination", (instance = new Pagination($(this), options)));
215215
instance.render({
216-
page: options.page,
217-
count: options.count
216+
page: options.page,
217+
count: options.count
218218
});
219219
};
220220

221221
$.fn.pagination.Constructor = Pagination;
222222

223223

224-
/**
225-
* 默认Options
226-
* @type {Object}
227-
*/
228-
$.fn.pagination.defaults = {
229-
page: 1, // require. current page no. default is 1.
230-
count: 1, // require. total page count
231-
callback: $.noop(), // require. callbak when click
232-
num: 5, // how many number shows
233-
className: "", // additional class name
234-
refresh: true, // whether refresh when page no changes. Typically, this value set false when using ajax.
235-
title: { // title of the previous btn & next btn.
236-
prev: "«",
237-
next: "»"
238-
}
239-
}
224+
/**
225+
* 默认Options
226+
* @type {Object}
227+
*/
228+
$.fn.pagination.defaults = {
229+
page: 1, // require. current page no. default is 1.
230+
count: 1, // require. total page count
231+
callback: $.noop(), // require. callbak when click
232+
num: 5, // how many number shows
233+
className: "", // additional class name
234+
refresh: true, // whether refresh when page no changes. Typically, this value set false when using ajax.
235+
title: { // title of the previous btn & next btn.
236+
prev: "«",
237+
next: "»"
238+
}
239+
}
240240

241241
})(jQuery);

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