Chinese-Chinwa/Original/Présentation, annales et exemples détaillés de l'examen HSK 4 - Chinwa_files/jquery_003.js

/* Masked Input plugin for jQuery
Copyright (c) 2007-2013 Josh Bush (digitalbush.com)
Licensed under the MIT license (http://digitalbush.com/projects/masked-input-plugin/#license)
Version: 1.3.1 */
//(function(e){function t(){var e=document.createElement("input"),t="onpaste";return e.setAttribute(t,""),"function"==typeof e[t]?"paste":"input"}var n,a=t()+".mask",r=navigator.userAgent,i=/iphone/i.test(r),o=/android/i.test(r);e.mask={definitions:{9:"[0-9]",a:"[A-Za-z]","*":"[A-Za-z0-9]"},dataName:"rawMaskFn",placeholder:"_"},e.fn.extend({caret:function(e,t){var n;if(0!==this.length&&!this.is(":hidden"))return"number"==typeof e?(t="number"==typeof t?t:e,this.each(function(){this.setSelectionRange?this.setSelectionRange(e,t):this.createTextRange&&(n=this.createTextRange(),n.collapse(!0),n.moveEnd("character",t),n.moveStart("character",e),n.select())})):(this[0].setSelectionRange?(e=this[0].selectionStart,t=this[0].selectionEnd):document.selection&&document.selection.createRange&&(n=document.selection.createRange(),e=0-n.duplicate().moveStart("character",-1e5),t=e+n.text.length),{begin:e,end:t})},unmask:function(){return this.trigger("unmask")},mask:function(t,r){var c,l,s,u,f,h;return!t&&this.length>0?(c=e(this[0]),c.data(e.mask.dataName)()):(r=e.extend({placeholder:e.mask.placeholder,completed:null},r),l=e.mask.definitions,s=[],u=h=t.length,f=null,e.each(t.split(""),function(e,t){"?"==t?(h--,u=e):l[t]?(s.push(RegExp(l[t])),null===f&&(f=s.length-1)):s.push(null)}),this.trigger("unmask").each(function(){function c(e){for(;h>++e&&!s[e];);return e}function d(e){for(;--e>=0&&!s[e];);return e}function m(e,t){var n,a;if(!(0>e)){for(n=e,a=c(t);h>n;n++)if(s[n]){if(!(h>a&&s[n].test(R[a])))break;R[n]=R[a],R[a]=r.placeholder,a=c(a)}b(),x.caret(Math.max(f,e))}}function p(e){var t,n,a,i;for(t=e,n=r.placeholder;h>t;t++)if(s[t]){if(a=c(t),i=R[t],R[t]=n,!(h>a&&s[a].test(i)))break;n=i}}function g(e){var t,n,a,r=e.which;8===r||46===r||i&&127===r?(t=x.caret(),n=t.begin,a=t.end,0===a-n&&(n=46!==r?d(n):a=c(n-1),a=46===r?c(a):a),k(n,a),m(n,a-1),e.preventDefault()):27==r&&(x.val(S),x.caret(0,y()),e.preventDefault())}function v(t){var n,a,i,l=t.which,u=x.caret();t.ctrlKey||t.altKey||t.metaKey||32>l||l&&(0!==u.end-u.begin&&(k(u.begin,u.end),m(u.begin,u.end-1)),n=c(u.begin-1),h>n&&(a=String.fromCharCode(l),s[n].test(a)&&(p(n),R[n]=a,b(),i=c(n),o?setTimeout(e.proxy(e.fn.caret,x,i),0):x.caret(i),r.completed&&i>=h&&r.completed.call(x))),t.preventDefault())}function k(e,t){var n;for(n=e;t>n&&h>n;n++)s[n]&&(R[n]=r.placeholder)}function b(){x.val(R.join(""))}function y(e){var t,n,a=x.val(),i=-1;for(t=0,pos=0;h>t;t++)if(s[t]){for(R[t]=r.placeholder;pos++<a.length;)if(n=a.charAt(pos-1),s[t].test(n)){R[t]=n,i=t;break}if(pos>a.length)break}else R[t]===a.charAt(pos)&&t!==u&&(pos++,i=t);return e?b():u>i+1?(x.val(""),k(0,h)):(b(),x.val(x.val().substring(0,i+1))),u?t:f}var x=e(this),R=e.map(t.split(""),function(e){return"?"!=e?l[e]?r.placeholder:e:void 0}),S=x.val();x.data(e.mask.dataName,function(){return e.map(R,function(e,t){return s[t]&&e!=r.placeholder?e:null}).join("")}),x.attr("readonly")||x.one("unmask",function(){x.unbind(".mask").removeData(e.mask.dataName)}).bind("focus.mask",function(){clearTimeout(n);var e;S=x.val(),e=y(),n=setTimeout(function(){b(),e==t.length?x.caret(0,e):x.caret(e)},10)}).bind("blur.mask",function(){y(),x.val()!=S&&x.change()}).bind("keydown.mask",g).bind("keypress.mask",v).bind(a,function(){setTimeout(function(){var e=y(!0);x.caret(e),r.completed&&e==x.val().length&&r.completed.call(x)},0)}),y()}))}})})(jQuery);

(function($) {

function getPasteEvent() {
    var el = document.createElement('input'),
        name = 'onpaste';
    el.setAttribute(name, '');
    return (typeof el[name] === 'function')?'paste':'input';
}

var pasteEventName = getPasteEvent() + ".mask",
	ua = navigator.userAgent,
	iPhone = /iphone/i.test(ua),
	chrome = /chrome/i.test(ua),
	android=/android/i.test(ua),
	caretTimeoutId;

$.mask = {
	//Predefined character definitions
	definitions: {
		'9': "[0-9]",
		'a': "[A-Za-z]",
		'*': "[A-Za-z0-9]"
	},
	autoclear: true,
	dataName: "rawMaskFn",
	placeholder: '_'
};

$.fn.extend({
	//Helper Function for Caret positioning
	caret: function(begin, end) {
		var range;

		if (this.length === 0 || this.is(":hidden")) {
			return;
		}

		if (typeof begin == 'number') {
			end = (typeof end === 'number') ? end : begin;
			return this.each(function() {
				if (this.setSelectionRange) {
					this.setSelectionRange(begin, end);
				} else if (this.createTextRange) {
					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) {
				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) {
		var input,
			defs,
			tests,
			partialPosition,
			firstNonMaskPos,
			len;

		if (!mask && this.length > 0) {
			input = $(this[0]);
			return input.data($.mask.dataName)();
		}
		settings = $.extend({
			autoclear: $.mask.autoclear,
			placeholder: $.mask.placeholder, // Load default placeholder
			completed: null
		}, settings);


		defs = $.mask.definitions;
		tests = [];
		partialPosition = len = mask.length;
		firstNonMaskPos = null;

		$.each(mask.split(""), function(i, c) {
			if (c == '?') {
				len--;
				partialPosition = i;
			} else if (defs[c]) {
				tests.push(new RegExp(defs[c]));
				if (firstNonMaskPos === null) {
					firstNonMaskPos = tests.length - 1;
				}
			} else {
				tests.push(null);
			}
		});

		return this.trigger("unmask").each(function() {
			var input = $(this),
				buffer = $.map(
				mask.split(""),
				function(c, i) {
					if (c != '?') {
						return defs[c] ? settings.placeholder[i % settings.placeholder.length] : c;
					}
				}),
				defaultBuffer = buffer.join(''),
				focusText = input.val();

			function seekNext(pos) {
				while (++pos < len && !tests[pos]);
				return pos;
			}

			function seekPrev(pos) {
				while (--pos >= 0 && !tests[pos]);
				return pos;
			}

			function shiftL(begin,end) {
				var i,
					j;

				if (begin<0) {
					return;
				}

				for (i = begin, j = seekNext(end); i < len; i++) {
					if (tests[i]) {
						if (j < len && tests[i].test(buffer[j])) {
							buffer[i] = buffer[j];
							buffer[j] = settings.placeholder;
						} else {
							break;
						}

						j = seekNext(j);
					}
				}
				writeBuffer();
				input.caret(Math.max(firstNonMaskPos, begin));
			}

			function shiftR(pos) {
				var i,
					c,
					j,
					t;

				for (i = pos, c = settings.placeholder; i < len; i++) {
					if (tests[i]) {
						j = seekNext(i);
						t = buffer[i];
						buffer[i] = c;
						if (j < len && tests[j].test(t)) {
							c = t;
						} else {
							break;
						}
					}
				}
			}

      function blurEvent(e) {
          checkVal();

          if (input.val() != focusText)
            input.change();
      }

			function keydownEvent(e) {
				var k = e.which,
					pos,
					begin,
					end;

				//backspace, delete, and escape get special treatment
				if (k === 8 || k === 46 || (iPhone && k === 127)) {
					pos = input.caret();
					begin = pos.begin;
					end = pos.end;

					if (end - begin === 0) {
						begin=k!==46?seekPrev(begin):(end=seekNext(begin-1));
						end=k===46?seekNext(end):end;
					}
					clearBuffer(begin, end);
					shiftL(begin, end - 1);

					e.preventDefault();
				} else if( k === 13 ) { // enter
					blurEvent.call(this, e);
				} else if (k === 27) { // escape
					input.val(focusText);
					input.caret(0, checkVal());
					e.preventDefault();
				}
			}

			function keypressEvent(e) {
				var k = e.which,
					pos = input.caret(),
					p,
					c,
					next;

                    if (k == 0) {
                        // unable to detect key pressed. Grab it from pos and adjust
                        // this is a failsafe for mobile chrome
                        // which can't detect keypress events
                        // reliably
                        if (pos.begin >= len) {
                            input.val(input.val().substr(0, len));
                            e.preventDefault();
                            return false;
                        }
                        if (pos.begin == pos.end) {
                            k = input.val().charCodeAt(pos.begin - 1);
                            pos.begin--;
                            pos.end--;
                        }
                    }

				if (e.ctrlKey || e.altKey || e.metaKey || k < 32) {//Ignore
					return;
				} else if ( k && k !== 13 ) {
					if (pos.end - pos.begin !== 0){
						clearBuffer(pos.begin, pos.end);
						shiftL(pos.begin, pos.end-1);
					}

					p = seekNext(pos.begin - 1);
					if (p < len) {
						c = String.fromCharCode(k);
						if (tests[p].test(c)) {
							shiftR(p);

							buffer[p] = c;
							writeBuffer();
							next = seekNext(p);

							if(android){
								setTimeout($.proxy($.fn.caret,input,next),0);
							}else{
								input.caret(next);
							}

							if (settings.completed && next >= len) {
								settings.completed.call(input);
							}
						}
					}
					e.preventDefault();
				}
			}

			function clearBuffer(start, end) {
				var i;
				for (i = start; i < end && i < len; i++) {
					if (tests[i]) {
						buffer[i] = settings.placeholder[i % settings.placeholder.length];
					}
				}
			}

			function writeBuffer() { input.val(buffer.join('')); }

			function checkVal(allow) {
				//try to place characters where they belong
				var test = input.val(),
					lastMatch = -1,
					i,
					c,
					pos;

				for (i = 0, pos = 0; i < len; i++) {
					if (tests[i]) {
						buffer[i] = settings.placeholder[i % settings.placeholder.length];
						while (pos++ < test.length) {
							c = test.charAt(pos - 1);
							if (tests[i].test(c)) {
								buffer[i] = c;
								lastMatch = i;
								break;
							}
						}
						if (pos > test.length) {
							break;
						}
					} else if (buffer[i] === test.charAt(pos) && i !== partialPosition) {
						pos++;
						lastMatch = i;
					}
				}
				if (allow) {
					writeBuffer();
				} else if (lastMatch + 1 < partialPosition) {
					if (settings.autoclear || buffer.join('') === defaultBuffer) {
						// Invalid value. Remove it and replace it with the
						// mask, which is the default behavior.
						input.val("");
						clearBuffer(0, len);
					} else {
						// Invalid value, but we opt to show the value to the
						// user and allow them to correct their mistake.
						writeBuffer();
					}
				} else {
					writeBuffer();
					input.val(input.val().substring(0, lastMatch + 1));
				}
				return (partialPosition ? i : firstNonMaskPos);
			}

			input.data($.mask.dataName,function(){
				return $.map(buffer, function(c, i) {
					return tests[i]&&c!=settings.placeholder[i % settings.placeholder.length] ? c : null;
				}).join('');
			});

			if (!input.attr("readonly"))
				input
				.one("unmask", function() {
					input
						.unbind(".mask")
						.removeData($.mask.dataName);
				})
				.bind("focus.mask", function() {
					clearTimeout(caretTimeoutId);
					var pos;

					focusText = input.val();

					pos = checkVal();

					caretTimeoutId = setTimeout(function(){
						writeBuffer();
						if (pos == mask.replace("?","").length) {
							input.caret(0, pos);
						} else {
							input.caret(pos);
						}
					}, 10);
				})
				.bind("blur.mask", blurEvent)
				.bind("keydown.mask", keydownEvent)
				.bind("keypress.mask", keypressEvent)
				.bind(pasteEventName, function() {
					setTimeout(function() {
						var pos=checkVal(true);
						input.caret(pos);
						if (settings.completed && pos == input.val().length)
							settings.completed.call(input);
					}, 0);
				});
                if (chrome && android) {
                    input.bind("keyup.mask", keypressEvent);
                }
				checkVal(); //Perform initial check for existing values
		});
	}
});
})(jQuery);