图例的修改，目录树调整，图层管理调整，图片更新

shuishen

2021-06-23 9356ddd3554e1ddf8847923d0ce2eceeef8411f0

 widgets/null/Widget.js

@@ -27,13 +27,17 @@
                    that.closesNull();
                })


                that.beginNull();

            },
            beginNull: function () {
                console.log('kaishi')
                console.log('kaishi');
                var that = this;

            },
            closesNull: function (froms) {
                console.log('guanbi')
                console.log('guanbi');
            },
            onOpen: function () {