Files
yii/framework/web/js/source/jquery.maskedinput.js
2009-08-20 18:15:14 +00:00

242 lines
7.2 KiB
JavaScript

/// <reference path="../../../lib/jquery-1.2.6.js" />
/*
* Copyright (c) 2007-2008 Josh Bush (digitalbush.com)
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
/*
* Version: 1.2.0
* Release: 2008-12-07
*/
(function($) {
var pasteEventName = ($.browser.msie ? 'paste' : 'input')+".mask";
$.mask = {
//Predefined character definitions
definitions: {
'9': "[0-9]",
'a': "[A-Za-z]",
'*': "[A-Za-z0-9]"
},
addPlaceholder: function(c, r) {//Deprecated, this is going away in a future release.
$.mask.definitions[c] = r;
}
};
$.fn.extend({
//Helper Function for Caret positioning
caret: function(begin, end) {
if (this.length == 0) return;
if (typeof begin == 'number') {
end = (typeof end == 'number') ? end : begin;
return this.each(function() {
if (this.setSelectionRange) {
this.focus();
this.setSelectionRange(begin, end);
} else if (this.createTextRange) {
var range = this.createTextRange();
range.collapse(true);
range.moveEnd('character', end);
range.moveStart('character', begin);
range.select();
}
});
} else {
if (this[0].setSelectionRange) {
begin = this[0].selectionStart;
end = this[0].selectionEnd;
} else if (document.selection && document.selection.createRange) {
var range = document.selection.createRange();
begin = 0 - range.duplicate().moveStart('character', -100000);
end = begin + range.text.length;
}
return { begin: begin, end: end };
}
},
unmask: function() { return this.trigger("unmask"); },
mask: function(mask, settings) {
if (!mask && this.length > 0) {
var input = $(this[0]);
var locked = input.data("locked");
return $.map(input.data("buffer"), function(c, i) {
return locked[i] ? null : c;
}).join('');
}
settings = $.extend({
placeholder: "_",
allowPartial: false,
completed: null
}, settings);
//Build Regex for format validation
var re = new RegExp("^" +
$.map(mask.split(""), function(c, i) {
return $.mask.definitions[c] || ((/[A-Za-z0-9]/.test(c) ? "" : "\\") + c);
}).join('') +
"$");
return this.each(function() {
var input = $(this);
var buffer = new Array(mask.length);
var locked = new Array(mask.length);
var ignore = false; //Variable for ignoring control keys
var firstNonMaskPos = null;
//Build buffer layout from mask & determine the first non masked character
$.each(mask.split(""), function(i, c) {
locked[i] = ($.mask.definitions[c] == null);
buffer[i] = locked[i] ? c : settings.placeholder;
if (!locked[i] && firstNonMaskPos == null)
firstNonMaskPos = i;
});
input.data("buffer", buffer).data("locked", locked);
function focusEvent() {
var pos = checkVal();
writeBuffer();
setTimeout(function() {
input.caret(pos);
}, 0);
};
function keydownEvent(e) {
var pos = $(this).caret();
var k = e.keyCode;
ignore = (k < 16 || (k > 16 && k < 32) || (k > 32 && k < 41));
//delete selection before proceeding
if ((pos.begin - pos.end) != 0 && (!ignore || k == 8 || k == 46)) {
clearBuffer(pos.begin, pos.end);
}
//backspace and delete get special treatment
if (k == 8) {//backspace
while (pos.begin-- >= 0) {
if (!locked[pos.begin]) {
buffer[pos.begin] = settings.placeholder;
writeBuffer();
$(this).caret(Math.max(firstNonMaskPos, pos.begin));
return false;
}
}
} else if (k == 46) {//delete
clearBuffer(pos.begin, pos.begin + 1);
writeBuffer();
$(this).caret(Math.max(firstNonMaskPos, pos.begin));
return false;
} else if (k == 27) {//escape
clearBuffer(0, mask.length);
writeBuffer();
$(this).caret(firstNonMaskPos);
return false;
}
};
function keypressEvent(e) {
if (ignore) {
ignore = false;
//Fixes Mac FF bug on backspace
return (e.keyCode == 8) ? false : null;
}
e = e || window.event;
var k = e.charCode || e.keyCode || e.which;
var pos = $(this).caret();
if (e.ctrlKey || e.altKey) {//Ignore
return true;
} else if ((k >= 41 && k <= 122) || k == 32 || k > 186) {//typeable characters
var p = seekNext(pos.begin - 1);
if (p < mask.length) {
var c = String.fromCharCode(k);
if (new RegExp($.mask.definitions[mask.charAt(p)]).test(c)) {
buffer[p] = c;
writeBuffer();
var next = seekNext(p);
$(this).caret(next);
if (settings.completed && next == mask.length)
settings.completed.call(input);
}
}
}
return false;
};
function clearBuffer(start, end) {
for (var i = start; i < end && i < mask.length; i++) {
if (!locked[i])
buffer[i] = settings.placeholder;
}
};
function writeBuffer() { return input.val(buffer.join('')).val(); };
function checkVal() {
//try to place characters where they belong
var test = input.val();
var pos = firstNonMaskPos;
for (var i = 0; i < mask.length; i++) {
if (!locked[i]) {
buffer[i] = settings.placeholder;
while (pos++ < test.length) {
var reChar = new RegExp($.mask.definitions[mask.charAt(i)]);
if (test.charAt(pos - 1).match(reChar)) {
buffer[i] = test.charAt(pos - 1);
break;
}
}
if (pos > test.length)
break;
}
}
valid = writeBuffer().match(re);
if (!valid && !settings.allowPartial) {
input.val("");
clearBuffer(0, mask.length);
}
return valid ? mask.length : (settings.allowPartial ? i : firstNonMaskPos);
};
function seekNext(pos) {
while (++pos < mask.length) {
if (!locked[pos])
return pos;
}
return mask.length;
};
input
.one("unmask", function() {
input
.unbind(".mask")
.removeData("buffer")
.removeData("locked");
})
.bind("focus.mask", focusEvent)
.bind("blur.mask", checkVal)
.bind("keydown.mask", keydownEvent)
.bind("keypress.mask", keypressEvent)
.bind(pasteEventName, function() { setTimeout(checkVal, 0); });
checkVal(); //Perform initial check for existing values
});
}
});
})(jQuery);