mobileSelect初始化不带id,删除再添加,mobileSelect层会一直添加
把以下代码替换 mobileSelect.js就OK了
/*!
* mobileSelect.js
*/
(function() {
function getClass(dom,string) {
return dom.getElementsByClassName(string);
}
//构造器
function MobileSelect(config) {
this.mobileSelect;
this.wheelsData = config.wheels;
this.jsonType = false;
this.cascadeJsonData = [];
this.displayJson = [];
this.curValue = null;
this.curIndexArr = [];
this.cascade = false;
this.startY;
this.moveEndY;
this.moveY;
this.oldMoveY;
this.offset = 0;
this.offsetSum = 0;
this.oversizeBorder;
this.curDistance = [];
this.clickStatus = false;
this.isPC = true;
this.init(config);
}
MobileSelect.prototype = {
constructor: MobileSelect,
init: function(config){
console.log(config)
var _this = this;
_this.keyMap = config.keyMap ? config.keyMap : {id:'id', value:'value', childs:'childs'};
_this.checkDataType();
_this.renderWheels(_this.wheelsData, config.cancelBtnText, config.ensureBtnText,config.trigger);
_this.trigger = document.querySelector(config.trigger);
if(!_this.trigger){
console.error('mobileSelect has been successfully installed, but no trigger found on your page.');
return false;
}
_this.wheel = getClass(_this.mobileSelect,'wheel');
_this.slider = getClass(_this.mobileSelect,'selectContainer');
_this.wheels = _this.mobileSelect.querySelector('.wheels');
_this.liHeight = _this.mobileSelect.querySelector('li').offsetHeight;
_this.ensureBtn = _this.mobileSelect.querySelector('.ensure');
_this.cancelBtn = _this.mobileSelect.querySelector('.cancel');
_this.grayLayer = _this.mobileSelect.querySelector('.grayLayer');
_this.popUp = _this.mobileSelect.querySelector('.content');
_this.callback = config.callback || function(){};
_this.transitionEnd = config.transitionEnd || function(){};
_this.onShow = config.onShow || function(){};
_this.onHide = config.onHide || function(){};
_this.initPosition = config.position || [];
_this.titleText = config.title || '';
_this.connector = config.connector || ' ';
_this.triggerDisplayData = !(typeof(config.triggerDisplayData)=='undefined') ? config.triggerDisplayData : true;
_this.trigger.style.cursor='pointer';
_this.setStyle(config);
_this.setTitle(_this.titleText);
_this.checkIsPC();
_this.checkCascade();
_this.addListenerAll();
if (_this.cascade) {
_this.initCascade();
}
//定位 初始位置
if(_this.initPosition.length < _this.slider.length){
var diff = _this.slider.length - _this.initPosition.length;
for(var i=0; i<diff; i++){
_this.initPosition.push(0);
}
}
_this.setCurDistance(_this.initPosition);
//按钮监听
_this.cancelBtn.addEventListener('click',function(){
_this.hide();
});
_this.ensureBtn.addEventListener('click',function(){
_this.hide();
if(!_this.liHeight) {
_this.liHeight = _this.mobileSelect.querySelector('li').offsetHeight;
}
var tempValue ='';
for(var i=0; i<_this.wheel.length; i++){
i==_this.wheel.length-1 ? tempValue += _this.getInnerHtml(i) : tempValue += _this.getInnerHtml(i) + _this.connector;
}
if(_this.triggerDisplayData){
_this.trigger.innerHTML = tempValue;
}
_this.curIndexArr = _this.getIndexArr();
_this.curValue = _this.getCurValue();
_this.callback(_this.curIndexArr, _this.curValue);
});
_this.trigger.addEventListener('click',function(){
_this.show();
});
_this.grayLayer.addEventListener('click',function(){
_this.hide();
});
_this.popUp.addEventListener('click',function(){
event.stopPropagation();
});
_this.fixRowStyle(); //修正列数
},
setTitle: function(string){
var _this = this;
_this.titleText = string;
_this.mobileSelect.querySelector('.title').innerHTML = _this.titleText;
},
setStyle: function(config){
var _this = this;
if(config.ensureBtnColor){
_this.ensureBtn.style.color = config.ensureBtnColor;
}
if(config.cancelBtnColor){
_this.cancelBtn.style.color = config.cancelBtnColor;
}
if(config.titleColor){
_this.title = _this.mobileSelect.querySelector('.title');
_this.title.style.color = config.titleColor;
}
if(config.textColor){
_this.panel = _this.mobileSelect.querySelector('.panel');
_this.panel.style.color = config.textColor;
}
if(config.titleBgColor){
_this.btnBar = _this.mobileSelect.querySelector('.btnBar');
_this.btnBar.style.backgroundColor = config.titleBgColor;
}
if(config.bgColor){
_this.panel = _this.mobileSelect.querySelector('.panel');
_this.shadowMask = _this.mobileSelect.querySelector('.shadowMask');
_this.panel.style.backgroundColor = config.bgColor;
_this.shadowMask.style.background = 'linear-gradient(to bottom, '+ config.bgColor + ', rgba(255, 255, 255, 0), '+ config.bgColor + ')';
}
if(!isNaN(config.maskOpacity)){
_this.grayMask = _this.mobileSelect.querySelector('.grayLayer');
_this.grayMask.style.background = 'rgba(0, 0, 0, '+ config.maskOpacity +')';
}
},
checkIsPC: function(){
var _this = this;
var sUserAgent = navigator.userAgent.toLowerCase();
var bIsIpad = sUserAgent.match(/ipad/i) == "ipad";
var bIsIphoneOs = sUserAgent.match(/iphone os/i) == "iphone os";
var bIsMidp = sUserAgent.match(/midp/i) == "midp";
var bIsUc7 = sUserAgent.match(/rv:1.2.3.4/i) == "rv:1.2.3.4";
var bIsUc = sUserAgent.match(/ucweb/i) == "ucweb";
var bIsAndroid = sUserAgent.match(/android/i) == "android";
var bIsCE = sUserAgent.match(/windows ce/i) == "windows ce";
var bIsWM = sUserAgent.match(/windows mobile/i) == "windows mobile";
if ((bIsIpad || bIsIphoneOs || bIsMidp || bIsUc7 || bIsUc || bIsAndroid || bIsCE || bIsWM)) {
_this.isPC = false;
}
},
show: function(){
this.mobileSelect.classList.add('mobileSelect-show');
if (typeof this.onShow === 'function') {
this.onShow(this);
}
},
hide: function() {
this.mobileSelect.classList.remove('mobileSelect-show');
if (typeof this.onHide === 'function') {
this.onHide(this);
}
},
renderWheels: function(wheelsData, cancelBtnText, ensureBtnText,trigger){
var _this = this;
var obj=document.getElementById(trigger+"MobSel")
if(obj){
obj.remove();
}
var cancelText = cancelBtnText ? cancelBtnText : '取消';
var ensureText = ensureBtnText ? ensureBtnText : '确认';
_this.mobileSelect = document.createElement("div");
_this.mobileSelect.className = "mobileSelect";
_this.mobileSelect.id=trigger+"MobSel";
var content='<div ><div class="grayLayer"></div>'+
'<div class="content">'+
'<div class="btnBar">'+
'<div class="fixWidth">'+
'<div class="cancel">'+ cancelText +'</div>'+
'<div class="title"></div>'+
'<div class="ensure" data-id='+trigger+'>'+ ensureText +'</div>'+
'</div>'+
'</div>'+
'<div class="panel">'+
'<div class="fixWidth">'+
'<div class="wheels">'+
'</div>'+
'<div class="selectLine"></div>'+
'<div class="shadowMask"></div>'+
'</div>'+
'</div>'+
'</div></div>';
_this.mobileSelect.innerHTML =content;
document.body.appendChild(_this.mobileSelect);
//根据数据长度来渲染
var tempHTML='';
for(var i=0; i<wheelsData.length; i++){
//列
tempHTML += '<div class="wheel"><ul class="selectContainer">';
if(_this.jsonType){
for(var j=0; j<wheelsData[i].data.length; j++){
//行
tempHTML += '<li data-id="'+wheelsData[i].data[j][_this.keyMap.id]+'">'+wheelsData[i].data[j][_this.keyMap.value]+'</li>';
}
}else{
for(var j=0; j<wheelsData[i].data.length; j++){
//行
tempHTML += '<li>'+wheelsData[i].data[j]+'</li>';
}
}
tempHTML += '</ul></div>';
}
_this.mobileSelect.querySelector('.wheels').innerHTML = tempHTML;
},
addListenerAll: function(){
var _this = this;
for(var i=0; i<_this.slider.length; i++){
//手势监听
(function (i) {
_this.addListenerWheel(_this.wheel[i], i);
})(i);
}
},
addListenerWheel: function(theWheel, index){
var _this = this;
theWheel.addEventListener('touchstart', function () {
_this.touch(event, this.firstChild, index);
},false);
theWheel.addEventListener('touchend', function () {
_this.touch(event, this.firstChild, index);
},false);
theWheel.addEventListener('touchmove', function () {
_this.touch(event, this.firstChild, index);
},false);
if(_this.isPC){
//如果是PC端则再增加拖拽监听 方便调试
theWheel.addEventListener('mousedown', function () {
_this.dragClick(event, this.firstChild, index);
},false);
theWheel.addEventListener('mousemove', function () {
_this.dragClick(event, this.firstChild, index);
},false);
theWheel.addEventListener('mouseup', function () {
_this.dragClick(event, this.firstChild, index);
},true);
}
},
checkDataType: function(){
var _this = this;
if(typeof(_this.wheelsData[0].data[0])=='object'){
_this.jsonType = true;
}
},
checkCascade: function(){
var _this = this;
if(_this.jsonType){
var node = _this.wheelsData[0].data;
for(var i=0; i<node.length; i++){
if(_this.keyMap.childs in node[i] && node[i][_this.keyMap.childs].length > 0){
_this.cascade = true;
_this.cascadeJsonData = _this.wheelsData[0].data;
break;
}
}
}else{
_this.cascade = false;
}
},
generateArrData: function (targetArr) {
var tempArr = [];
var keyMap_id = this.keyMap.id;
var keyMap_value = this.keyMap.value;
for(var i=0; i<targetArr.length; i++){
var tempObj = {};
tempObj[keyMap_id] = targetArr[i][this.keyMap.id];
tempObj[keyMap_value] = targetArr[i][this.keyMap.value];
tempArr.push(tempObj);
}
return tempArr;
},
initCascade: function(){
var _this = this;
_this.displayJson.push(_this.generateArrData(_this.cascadeJsonData));
if(_this.initPosition.length>0){
_this.initDeepCount = 0;
_this.initCheckArrDeep(_this.cascadeJsonData[_this.initPosition[0]]);
}else{
_this.checkArrDeep(_this.cascadeJsonData[0]);
}
_this.reRenderWheels();
},
initCheckArrDeep: function (parent) {
var _this = this;
if(parent){
if (_this.keyMap.childs in parent && parent[_this.keyMap.childs].length > 0) {
_this.displayJson.push(_this.generateArrData(parent[_this.keyMap.childs]));
_this.initDeepCount++;
var nextNode = parent[_this.keyMap.childs][_this.initPosition[_this.initDeepCount]];
if(nextNode){
_this.initCheckArrDeep(nextNode);
}else{
_this.checkArrDeep(parent[_this.keyMap.childs][0]);
}
}
}
},
checkArrDeep: function (parent) {
//检测子节点深度 修改 displayJson
var _this = this;
if(parent){
if (_this.keyMap.childs in parent && parent[_this.keyMap.childs].length > 0) {
_this.displayJson.push(_this.generateArrData(parent[_this.keyMap.childs])); //生成子节点数组
_this.checkArrDeep(parent[_this.keyMap.childs][0]);//检测下一个子节点
}
}
},
checkRange: function(index, posIndexArr){
var _this = this;
var deleteNum = _this.displayJson.length-1-index;
for(var i=0; i<deleteNum; i++){
_this.displayJson.pop(); //修改 displayJson
}
var resultNode;
for (var i = 0; i <= index; i++){
if (i == 0)
resultNode = _this.cascadeJsonData[posIndexArr[0]];
else {
resultNode = resultNode[_this.keyMap.childs][posIndexArr[i]];
}
}
_this.checkArrDeep(resultNode);
//console.log(_this.displayJson);
_this.reRenderWheels();
_this.fixRowStyle();
_this.setCurDistance(_this.resetPosition(index, posIndexArr));
},
resetPosition: function(index, posIndexArr){
var _this = this;
var tempPosArr = posIndexArr;
var tempCount;
if(_this.slider.length > posIndexArr.length){
tempCount = _this.slider.length - posIndexArr.length;
for(var i=0; i<tempCount; i++){
tempPosArr.push(0);
}
}else if(_this.slider.length < posIndexArr.length){
tempCount = posIndexArr.length - _this.slider.length;
for(var i=0; i<tempCount; i++){
tempPosArr.pop();
}
}
for(var i=index+1; i< tempPosArr.length; i++){
tempPosArr[i] = 0;
}
return tempPosArr;
},
reRenderWheels: function(){
var _this = this;
//删除多余的wheel
if(_this.wheel.length > _this.displayJson.length){
var count = _this.wheel.length - _this.displayJson.length;
for(var i=0; i<count; i++){
_this.wheels.removeChild(_this.wheel[_this.wheel.length-1]);
}
}
for(var i=0; i<_this.displayJson.length; i++){
//列
(function (i) {
var tempHTML='';
if(_this.wheel[i]){
//console.log('插入Li');
for(var j=0; j<_this.displayJson[i].length; j++){
//行
tempHTML += '<li data-id="'+_this.displayJson[i][j][_this.keyMap.id]+'">'+_this.displayJson[i][j][_this.keyMap.value]+'</li>';
}
_this.slider[i].innerHTML = tempHTML;
}else{
var tempWheel = document.createElement("div");
tempWheel.className = "wheel";
tempHTML = '<ul class="selectContainer">';
for(var j=0; j<_this.displayJson[i].length; j++){
//行
tempHTML += '<li data-id="'+_this.displayJson[i][j][_this.keyMap.id]+'">'+_this.displayJson[i][j][_this.keyMap.value]+'</li>';
}
tempHTML += '</ul>';
tempWheel.innerHTML = tempHTML;
_this.addListenerWheel(tempWheel, i);
_this.wheels.appendChild(tempWheel);
}
//_this.·(i);
})(i);
}
},
updateWheels:function(data){
var _this = this;
if(_this.cascade){
_this.cascadeJsonData = data;
_this.displayJson = [];
_this.initCascade();
if(_this.initPosition.length < _this.slider.length){
var diff = _this.slider.length - _this.initPosition.length;
for(var i=0; i<diff; i++){
_this.initPosition.push(0);
}
}
_this.setCurDistance(_this.initPosition);
_this.fixRowStyle();
}
},
updateWheel: function(sliderIndex, data){
var _this = this;
var tempHTML='';
if(_this.cascade){
console.error('级联格式不支持updateWheel(),请使用updateWheels()更新整个数据源');
return false;
}
else if(_this.jsonType){
for(var j=0; j<data.length; j++){
tempHTML += '<li data-id="'+data[j][_this.keyMap.id]+'">'+data[j][_this.keyMap.value]+'</li>';
}
_this.wheelsData[sliderIndex] = {data: data};
}else{
for(var j=0; j<data.length; j++){
tempHTML += '<li>'+data[j]+'</li>';
}
_this.wheelsData[sliderIndex] = data;
}
_this.slider[sliderIndex].innerHTML = tempHTML;
},
fixRowStyle: function(){
var _this = this;
var width = (100/_this.wheel.length).toFixed(2);
for(var i=0; i<_this.wheel.length; i++){
_this.wheel[i].style.width = width+'%';
}
},
getIndex: function(distance){
return Math.round((2*this.liHeight-distance)/this.liHeight);
},
getIndexArr: function(){
var _this = this;
var temp = [];
for(var i=0; i<_this.curDistance.length; i++){
temp.push(_this.getIndex(_this.curDistance[i]));
}
return temp;
},
getCurValue: function(){
var _this = this;
var temp = [];
var positionArr = _this.getIndexArr();
if(_this.cascade){
for(var i=0; i<_this.wheel.length; i++){
temp.push(_this.displayJson[i][positionArr[i]]);
}
}
else if(_this.jsonType){
for(var i=0; i<_this.curDistance.length; i++){
temp.push(_this.wheelsData[i].data[_this.getIndex(_this.curDistance[i])]);
}
}else{
for(var i=0; i<_this.curDistance.length; i++){
temp.push(_this.getInnerHtml(i));
}
}
return temp;
},
getValue: function(){
return this.curValue;
},
calcDistance: function(index){
return 2*this.liHeight-index*this.liHeight;
},
setCurDistance: function(indexArr){
var _this = this;
var temp = [];
for(var i=0; i<_this.slider.length; i++){
temp.push(_this.calcDistance(indexArr[i]));
_this.movePosition(_this.slider[i],temp[i]);
}
_this.curDistance = temp;
},
fixPosition: function(distance){
return -(this.getIndex(distance)-2)*this.liHeight;
},
movePosition: function(theSlider, distance){
theSlider.style.webkitTransform = 'translate3d(0,' + distance + 'px, 0)';
theSlider.style.transform = 'translate3d(0,' + distance + 'px, 0)';
},
locatePosition: function(index, posIndex){
var _this = this;
this.curDistance[index] = this.calcDistance(posIndex);
this.movePosition(this.slider[index],this.curDistance[index]);
if(_this.cascade){
_this.checkRange(index, _this.getIndexArr());
}
},
updateCurDistance: function(theSlider, index){
if(theSlider.style.transform){
this.curDistance[index] = parseInt(theSlider.style.transform.split(',')[1]);
}else{
this.curDistance[index] = parseInt(theSlider.style.webkitTransform.split(',')[1]);
}
},
getDistance:function(theSlider){
if(theSlider.style.transform){
return parseInt(theSlider.style.transform.split(',')[1]);
}else{
return parseInt(theSlider.style.webkitTransform.split(',')[1]);
}
},
getInnerHtml: function(sliderIndex){
var _this = this;
var index = _this.getIndex(_this.curDistance[sliderIndex]);
return _this.slider[sliderIndex].getElementsByTagName('li')[index].innerHTML;
},
touch: function(event, theSlider, index){
var _this = this;
event = event || window.event;
switch(event.type){
case "touchstart":
_this.startY = event.touches[0].clientY;
_this.startY = parseInt(_this.startY);
_this.oldMoveY = _this.startY;
break;
case "touchend":
_this.moveEndY = parseInt(event.changedTouches[0].clientY);
_this.offsetSum = _this.moveEndY - _this.startY;
_this.oversizeBorder = -(theSlider.getElementsByTagName('li').length-3)*_this.liHeight;
if(_this.offsetSum == 0){
//offsetSum为0,相当于点击事件
// 0 1 [2] 3 4
var clickOffetNum = parseInt((document.documentElement.clientHeight - _this.moveEndY)/40);
if(clickOffetNum!=2){
var offset = clickOffetNum - 2;
var newDistance = _this.curDistance[index] + (offset*_this.liHeight);
if((newDistance <= 2*_this.liHeight) && (newDistance >= _this.oversizeBorder) ){
_this.curDistance[index] = newDistance;
_this.movePosition(theSlider, _this.curDistance[index]);
_this.transitionEnd(_this.getIndexArr(),_this.getCurValue());
}
}
}else{
//修正位置
_this.updateCurDistance(theSlider, index);
_this.curDistance[index] = _this.fixPosition(_this.curDistance[index]);
_this.movePosition(theSlider, _this.curDistance[index]);
//反弹
if(_this.curDistance[index] + _this.offsetSum > 2*_this.liHeight){
_this.curDistance[index] = 2*_this.liHeight;
setTimeout(function(){
_this.movePosition(theSlider, _this.curDistance[index]);
}, 100);
}else if(_this.curDistance[index] + _this.offsetSum < _this.oversizeBorder){
_this.curDistance[index] = _this.oversizeBorder;
setTimeout(function(){
_this.movePosition(theSlider, _this.curDistance[index]);
}, 100);
}
_this.transitionEnd(_this.getIndexArr(),_this.getCurValue());
}
if(_this.cascade){
_this.checkRange(index, _this.getIndexArr());
}
break;
case "touchmove":
event.preventDefault();
_this.moveY = event.touches[0].clientY;
_this.offset = _this.moveY - _this.oldMoveY;
_this.updateCurDistance(theSlider, index);
_this.curDistance[index] = _this.curDistance[index] + _this.offset;
_this.movePosition(theSlider, _this.curDistance[index]);
_this.oldMoveY = _this.moveY;
break;
}
},
dragClick: function(event, theSlider, index){
var _this = this;
event = event || window.event;
switch(event.type){
case "mousedown":
_this.startY = event.clientY;
_this.oldMoveY = _this.startY;
_this.clickStatus = true;
break;
case "mouseup":
_this.moveEndY = event.clientY;
_this.offsetSum = _this.moveEndY - _this.startY;
_this.oversizeBorder = -(theSlider.getElementsByTagName('li').length-3)*_this.liHeight;
if(_this.offsetSum == 0){
var clickOffetNum = parseInt((document.documentElement.clientHeight - _this.moveEndY)/40);
if(clickOffetNum!=2){
var offset = clickOffetNum - 2;
var newDistance = _this.curDistance[index] + (offset*_this.liHeight);
if((newDistance <= 2*_this.liHeight) && (newDistance >= _this.oversizeBorder) ){
_this.curDistance[index] = newDistance;
_this.movePosition(theSlider, _this.curDistance[index]);
_this.transitionEnd(_this.getIndexArr(),_this.getCurValue());
}
}
}else{
//修正位置
_this.updateCurDistance(theSlider, index);
_this.curDistance[index] = _this.fixPosition(_this.curDistance[index]);
_this.movePosition(theSlider, _this.curDistance[index]);
//反弹
if(_this.curDistance[index] + _this.offsetSum > 2*_this.liHeight){
_this.curDistance[index] = 2*_this.liHeight;
setTimeout(function(){
_this.movePosition(theSlider, _this.curDistance[index]);
}, 100);
}else if(_this.curDistance[index] + _this.offsetSum < _this.oversizeBorder){
_this.curDistance[index] = _this.oversizeBorder;
setTimeout(function(){
_this.movePosition(theSlider, _this.curDistance[index]);
}, 100);
}
_this.transitionEnd(_this.getIndexArr(),_this.getCurValue());
}
_this.clickStatus = false;
if(_this.cascade){
_this.checkRange(index, _this.getIndexArr());
}
break;
case "mousemove":
event.preventDefault();
if(_this.clickStatus){
_this.moveY = event.clientY;
_this.offset = _this.moveY - _this.oldMoveY;
_this.updateCurDistance(theSlider, index);
_this.curDistance[index] = _this.curDistance[index] + _this.offset;
_this.movePosition(theSlider, _this.curDistance[index]);
_this.oldMoveY = _this.moveY;
}
break;
}
}
};
if (typeof exports == "object") {
module.exports = MobileSelect;
} else if (typeof define == "function" && define.amd) {
define([], function () {
return MobileSelect;
})
} else {
window.MobileSelect = MobileSelect;
}
})();
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