Merge pull request #644 from zhanshu152/nvue-dev

添加 checkbox-group.js

src/platforms/app-plus-nvue/runtime/components/checkbox-group.js

+import {
+  emitter,
+  listeners
+} from '../mixins'
+
+function getCheckboxGroup (weex) {
+  return {
+    name: 'CheckboxGroup',
+    mixins: [emitter, listeners],
+    props: {
+      name: {
+        type: String,
+        default: ''
+      }
+    },
+    data () {
+      return {
+        checkboxList: []
+      }
+    },
+
+    listeners: {
+      '@checkbox-change': '_changeHandler',
+      '@checkbox-group-update': '_checkboxGroupUpdateHandler'
+    },
+    created () {
+      this.$dispatch('Form', 'uni-form-group-update', {
+        type: 'add',
+        vm: this
+      })
+    },
+    beforeDestroy () {
+      this.$dispatch('Form', 'uni-form-group-update', {
+        type: 'remove',
+        vm: this
+      })
+    },
+
+    methods: {
+      _changeHandler ($event) {
+        const value = []
+        this.checkboxList.forEach(function (vm) {
+          if (vm.checkboxChecked) {
+            value.push(vm.value)
+          }
+        })
+        this.$trigger('change', {
+          value: value
+        })
+      },
+      _checkboxGroupUpdateHandler ($event) {
+        if ($event.type === 'add') {
+          this.checkboxList.push($event.vm)
+          //global .nativeLog(JSON.stringify(this.checkboxList))
+          //global .nativeLog('checkboxList 更新')
+        }
+        else {
+          const index = this.checkboxList.indexOf($event.vm)
+          this.checkboxList.splice(index, 1)
+        }
+      },
+      _getFormData () {
+        const data = {}
+        if (this.name !== '') {
+          const value = []
+          this.checkboxList.forEach(function (vm) {
+            if (vm.checkboxChecked) {
+              value.push(vm.value)
+            }
+          })
+          data['value'] = value
+          data['key'] = this.name
+        }
+        return data
+      }
+    },
+    render (createElement) {
+      const _vm = this
+      return createElement('div', _vm._g({
+        staticClass: ['uni-checkbox-group']
+      }, _vm.$listeners), [_vm._t('default')], 2)
+    },
+    style: {}
+  }
+}
+
+export default function init (Vue, weex) {
+  Vue.component('checkbox-group', getCheckboxGroup(weex))
+}