新增 layer 的 `hideOnClose` 属性，用于关闭时是否隐藏弹层

src/modules/layer.js

@@ -265,13 +265,13 @@ Class.pt.config = {
   offset: 'auto',
   area: 'auto',
   closeBtn: 1,
+  icon: -1,
   time: 0, // 0 表示不自动关闭
   zIndex: 19891014, 
   maxWidth: 360,
   anim: 0,
   isOutAnim: true, // 退出动画
   minStack: true, // 最小化堆叠
-  icon: -1,
   moveType: 1,
   resize: true,
   scrollbar: true, // 是否允许浏览器滚动条
@@ -384,18 +384,38 @@ Class.pt.vessel = function(conType, callback){
 
 // 创建骨架
 Class.pt.creat = function(){
-  var that = this
+  var that = this;
-  ,config = that.config
+  var config = that.config;
-  ,times = that.index, nodeIndex
+  var times = that.index, nodeIndex;
-  ,content = config.content
+  var content = config.content;
-  ,conType = typeof content === 'object'
+  var conType = typeof content === 'object';
-  ,body = $('body');
+  var body = $('body');
+  
+  // 若 id 对应的弹层已经存在，则不重新创建
+  if(config.id && $('.'+ doms[0]).find('#'+ config.id)[0]){
+    return (function(){
+      var layero = $('#'+ config.id).closest('.'+ doms[0]);
+      var index = layero.attr('times');
+      var options = layero.data('config');
+      var elemShade = $('#'+ doms.SHADE + index);
+      
+      var maxminStatus = layero.data('maxminStatus') || {};
+      // 若弹层为最小化状态，则点击目标元素时，自动还原
+      if(maxminStatus === 'min'){
+        layer.restore(index);
+      } else if(options.hideOnClose){
+        elemShade.show();
+        layero.show();
+      };
+    })();
+  };
 
-  if(config.id && $('.'+ doms[0]).find('#'+ config.id)[0]) return;
+  // 是否移除活动元素的焦点
   if(config.removeFocus) {
     document.activeElement.blur(); // 将原始的聚焦节点失焦
   }
 
+  // 初始化 area 属性
   if(typeof config.area === 'string'){
     config.area = config.area === 'auto' ? ['', ''] : [config.area, ''];
   }
@@ -1153,6 +1173,9 @@ layer.close = function(index, callback){
   }();
   var type = layero.attr('type');
   var options = layero.data('config') || {};
+  var hideOnClose = options.id && options.hideOnClose; // 是否关闭时移除弹层容器
+
+  if(!layero[0]) return;
 
   // 关闭动画
   var closeAnim = ({
@@ -1162,9 +1185,17 @@ layer.close = function(index, callback){
     slideRight: 'layer-anim-slide-right-out'
   })[options.anim] || 'layer-anim-close';
 
-  if(!layero[0]) return;
+  // 移除主容器
+  var remove = function(){
+    var WRAP = 'layui-layer-wrap';
+
+    // 是否关闭时隐藏弹层容器
+    if(hideOnClose){
+      layero.removeClass('layer-anim '+ closeAnim);
+      return layero.hide();
+    }
 
-  var WRAP = 'layui-layer-wrap', remove = function(){
+    // 是否为页面捕获层
     if(type === ready.type[1] && layero.attr('conType') === 'object'){
       layero.children(':not(.'+ doms[5] +')').remove();
       var wrap = layero.find('.'+WRAP);
@@ -1196,13 +1227,18 @@ layer.close = function(index, callback){
       delete ready.events.resize[index];
     }
   };
+  // 移除遮罩
+  var removeShade = (function fn(){
+    $('#'+ doms.SHADE + index)[
+      hideOnClose ? 'hide' : 'remove'
+    ]();
+  })();
   
   // 是否允许关闭动画
   if(options.isOutAnim){
     layero.addClass('layer-anim '+ closeAnim);
   }
   
-  $('#layui-layer-moves, #'+ doms.SHADE + index).remove();
   layer.ie == 6 && ready.reselect();
   ready.rescollbar(index);