jqprint.js
7.11 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
// -----------------------------------------------------------------------
// Eros Fratini - eros@recoding.it
// jqprint 0.3
//
// - 19/06/2009 - some new implementations, added Opera support
// - 11/05/2009 - first sketch
//
// Printing plug-in for jQuery, evolution of jPrintArea: http://plugins.jquery.com/project/jPrintArea
// requires jQuery 1.3.x
//
// Licensed under the MIT license: http://www.opensource.org/licenses/mit-license.php
//------------------------------------------------------------------------
layui.define("jquery",function (exports) {
var jQuery = layui.jquery,
$ = layui.jquery;
(function ($) {
if (jQuery.browser) return;
jQuery.browser = {};
jQuery.browser.mozilla = false;
jQuery.browser.webkit = false;
jQuery.browser.opera = false;
jQuery.browser.msie = false;
var nAgt = navigator.userAgent;
jQuery.browser.name = navigator.appName;
jQuery.browser.fullVersion = '' + parseFloat(navigator.appVersion);
jQuery.browser.majorVersion = parseInt(navigator.appVersion, 10);
var nameOffset, verOffset, ix;
// In Opera, the true version is after "Opera" or after "Version"
if ((verOffset = nAgt.indexOf("Opera")) != -1) {
jQuery.browser.opera = true;
jQuery.browser.name = "Opera";
jQuery.browser.fullVersion = nAgt.substring(verOffset + 6);
if ((verOffset = nAgt.indexOf("Version")) != -1)
jQuery.browser.fullVersion = nAgt.substring(verOffset + 8);
}
// In MSIE, the true version is after "MSIE" in userAgent
else if ((verOffset = nAgt.indexOf("MSIE")) != -1) {
jQuery.browser.msie = true;
jQuery.browser.name = "Microsoft Internet Explorer";
jQuery.browser.fullVersion = nAgt.substring(verOffset + 5);
}
// In Chrome, the true version is after "Chrome"
else if ((verOffset = nAgt.indexOf("Chrome")) != -1) {
jQuery.browser.webkit = true;
jQuery.browser.name = "Chrome";
jQuery.browser.fullVersion = nAgt.substring(verOffset + 7);
}
// In Safari, the true version is after "Safari" or after "Version"
else if ((verOffset = nAgt.indexOf("Safari")) != -1) {
jQuery.browser.webkit = true;
jQuery.browser.name = "Safari";
jQuery.browser.fullVersion = nAgt.substring(verOffset + 7);
if ((verOffset = nAgt.indexOf("Version")) != -1)
jQuery.browser.fullVersion = nAgt.substring(verOffset + 8);
}
// In Firefox, the true version is after "Firefox"
else if ((verOffset = nAgt.indexOf("Firefox")) != -1) {
jQuery.browser.mozilla = true;
jQuery.browser.name = "Firefox";
jQuery.browser.fullVersion = nAgt.substring(verOffset + 8);
}
// In most other browsers, "name/version" is at the end of userAgent
else if ((nameOffset = nAgt.lastIndexOf(' ') + 1) <
(verOffset = nAgt.lastIndexOf('/'))) {
jQuery.browser.name = nAgt.substring(nameOffset, verOffset);
jQuery.browser.fullVersion = nAgt.substring(verOffset + 1);
if (jQuery.browser.name.toLowerCase() == jQuery.browser.name.toUpperCase()) {
jQuery.browser.name = navigator.appName;
}
}
// trim the fullVersion string at semicolon/space if present
if ((ix = jQuery.browser.fullVersion.indexOf(";")) != -1)
jQuery.browser.fullVersion = jQuery.browser.fullVersion.substring(0, ix);
if ((ix = jQuery.browser.fullVersion.indexOf(" ")) != -1)
jQuery.browser.fullVersion = jQuery.browser.fullVersion.substring(0, ix);
jQuery.browser.majorVersion = parseInt('' + jQuery.browser.fullVersion, 10);
if (isNaN(jQuery.browser.majorVersion)) {
jQuery.browser.fullVersion = '' + parseFloat(navigator.appVersion);
jQuery.browser.majorVersion = parseInt(navigator.appVersion, 10);
}
jQuery.browser.version = jQuery.browser.majorVersion;
var opt;
$.fn.jqprint = function (options) {
opt = $.extend({}, $.fn.jqprint.defaults, options);
var $element = (this instanceof jQuery) ? this : $(this);
if (opt.operaSupport && $.browser.opera)
{
var tab = window.open("","jqPrint-preview");
tab.document.open();
var doc = tab.document;
}
else
{
var $iframe = $("<iframe />");
if (!opt.debug) { $iframe.css({ position: "absolute", width: "0px", height: "0px", left: "-600px", top: "-600px" }); }
$iframe.appendTo("body");
var doc = $iframe[0].contentWindow.document;
}
if (opt.importCSS)
{
if ($("link[media=print]").length > 0)
{
$("link[media=print]").each( function() {
doc.write("<link type='text/css' rel='stylesheet' href='" + $(this).attr("href") + "' media='print' />");
});
}
else
{
$("link").each( function() {
doc.write("<link type='text/css' rel='stylesheet' href='" + $(this).attr("href") + "' />");
});
}
}
if (opt.printContainer) { doc.write($element.outer()); }
else { $element.each( function() { doc.write($(this).html()); }); }
doc.close();
(opt.operaSupport && $.browser.opera ? tab : $iframe[0].contentWindow).focus();
setTimeout(
function () {
var wind = (opt.operaSupport && $.browser.opera ? tab : $iframe[0].contentWindow);
var beforePrint = function (mql) {
console.log(mql);
if (opt.beforePrint !== undefined) {
opt.beforePrint.call(null);
}
};
var afterPrint = function (mql) {
console.log(mql);
if (opt.afterPrint !== undefined) {
opt.afterPrint.call(null);
}
};
if (wind.matchMedia) {
var mediaQueryList = wind.matchMedia('print');
mediaQueryList.addListener(function (mql) {
if (mql.matches) {
beforePrint(mql);
} else {
afterPrint(mql);
}
});
}
wind.onbeforeprint = beforePrint;
wind.onafterprint = afterPrint;
wind.print();
if (tab) { tab.close(); }
}, 1000);
}
$.fn.jqprint.defaults = {
debug: false,
importCSS: true,
printContainer: true,
operaSupport: true
};
// Thanks to 9__, found at http://users.livejournal.com/9__/380664.html
jQuery.fn.outer = function() {
return $($('<div></div>').html(this.clone())).html();
}
})(jQuery);
exports('jqprint', jQuery);
});