submenu.js

module.exports =
/******/ (function(modules) { // webpackBootstrap
/******/ 	// The module cache
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/******/
/******/ 	// The require function
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/******/ 			i: moduleId,
/******/ 			l: false,
/******/ 			exports: {}
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/******/ 		// Execute the module function
/******/ 		modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
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/******/ 		// Flag the module as loaded
/******/ 		module.l = true;
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/******/ ({

/***/ 0:
/***/ (function(module, exports) {

/* globals __VUE_SSR_CONTEXT__ */

// IMPORTANT: Do NOT use ES2015 features in this file.
// This module is a runtime utility for cleaner component module output and will
// be included in the final webpack user bundle.

module.exports = function normalizeComponent (
  rawScriptExports,
  compiledTemplate,
  functionalTemplate,
  injectStyles,
  scopeId,
  moduleIdentifier /* server only */
) {
  var esModule
  var scriptExports = rawScriptExports = rawScriptExports || {}

  // ES6 modules interop
  var type = typeof rawScriptExports.default
  if (type === 'object' || type === 'function') {
    esModule = rawScriptExports
    scriptExports = rawScriptExports.default
  }

  // Vue.extend constructor export interop
  var options = typeof scriptExports === 'function'
    ? scriptExports.options
    : scriptExports

  // render functions
  if (compiledTemplate) {
    options.render = compiledTemplate.render
    options.staticRenderFns = compiledTemplate.staticRenderFns
    options._compiled = true
  }

  // functional template
  if (functionalTemplate) {
    options.functional = true
  }

  // scopedId
  if (scopeId) {
    options._scopeId = scopeId
  }

  var hook
  if (moduleIdentifier) { // server build
    hook = function (context) {
      // 2.3 injection
      context =
        context || // cached call
        (this.$vnode && this.$vnode.ssrContext) || // stateful
        (this.parent && this.parent.$vnode && this.parent.$vnode.ssrContext) // functional
      // 2.2 with runInNewContext: true
      if (!context && typeof __VUE_SSR_CONTEXT__ !== 'undefined') {
        context = __VUE_SSR_CONTEXT__
      }
      // inject component styles
      if (injectStyles) {
        injectStyles.call(this, context)
      }
      // register component module identifier for async chunk inferrence
      if (context && context._registeredComponents) {
        context._registeredComponents.add(moduleIdentifier)
      }
    }
    // used by ssr in case component is cached and beforeCreate
    // never gets called
    options._ssrRegister = hook
  } else if (injectStyles) {
    hook = injectStyles
  }

  if (hook) {
    var functional = options.functional
    var existing = functional
      ? options.render
      : options.beforeCreate

    if (!functional) {
      // inject component registration as beforeCreate hook
      options.beforeCreate = existing
        ? [].concat(existing, hook)
        : [hook]
    } else {
      // for template-only hot-reload because in that case the render fn doesn't
      // go through the normalizer
      options._injectStyles = hook
      // register for functioal component in vue file
      options.render = function renderWithStyleInjection (h, context) {
        hook.call(context)
        return existing(h, context)
      }
    }
  }

  return {
    esModule: esModule,
    exports: scriptExports,
    options: options
  }
}


/***/ }),

/***/ 1:
/***/ (function(module, exports) {

module.exports = require("element-ui/lib/mixins/emitter");

/***/ }),

/***/ 21:
/***/ (function(module, exports) {

module.exports = require("element-ui/lib/transitions/collapse-transition");

/***/ }),

/***/ 34:
/***/ (function(module, exports, __webpack_require__) {

"use strict";


exports.__esModule = true;
exports.default = {
  inject: ['rootMenu'],
  computed: {
    indexPath: function indexPath() {
      var path = [this.index];
      var parent = this.$parent;
      while (parent.$options.componentName !== 'ElMenu') {
        if (parent.index) {
          path.unshift(parent.index);
        }
        parent = parent.$parent;
      }
      return path;
    },
    parentMenu: function parentMenu() {
      var parent = this.$parent;
      while (parent && ['ElMenu', 'ElSubmenu'].indexOf(parent.$options.componentName) === -1) {
        parent = parent.$parent;
      }
      return parent;
    },
    paddingStyle: function paddingStyle() {
      if (this.rootMenu.mode !== 'vertical') return {};

      var padding = 20;
      var parent = this.$parent;

      if (this.rootMenu.collapse) {
        padding = 20;
      } else {
        while (parent && parent.$options.componentName !== 'ElMenu') {
          if (parent.$options.componentName === 'ElSubmenu') {
            padding += 20;
          }
          parent = parent.$parent;
        }
      }
      return { paddingLeft: padding + 'px' };
    }
  }
};

/***/ }),

/***/ 7:
/***/ (function(module, exports) {

module.exports = require("element-ui/lib/utils/vue-popper");

/***/ }),

/***/ 90:
/***/ (function(module, exports, __webpack_require__) {

"use strict";


exports.__esModule = true;

var _submenu = __webpack_require__(91);

var _submenu2 = _interopRequireDefault(_submenu);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

/* istanbul ignore next */
_submenu2.default.install = function (Vue) {
  Vue.component(_submenu2.default.name, _submenu2.default);
};

exports.default = _submenu2.default;

/***/ }),

/***/ 91:
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
Object.defineProperty(__webpack_exports__, "__esModule", { value: true });
/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__babel_loader_node_modules_vue_loader_lib_selector_type_script_index_0_submenu_vue__ = __webpack_require__(92);
/* harmony import */ var __WEBPACK_IMPORTED_MODULE_0__babel_loader_node_modules_vue_loader_lib_selector_type_script_index_0_submenu_vue___default = __webpack_require__.n(__WEBPACK_IMPORTED_MODULE_0__babel_loader_node_modules_vue_loader_lib_selector_type_script_index_0_submenu_vue__);
var normalizeComponent = __webpack_require__(0)
/* script */

/* template */
var __vue_template__ = null
/* template functional */
  var __vue_template_functional__ = false
/* styles */
var __vue_styles__ = null
/* scopeId */
var __vue_scopeId__ = null
/* moduleIdentifier (server only) */
var __vue_module_identifier__ = null
var Component = normalizeComponent(
  __WEBPACK_IMPORTED_MODULE_0__babel_loader_node_modules_vue_loader_lib_selector_type_script_index_0_submenu_vue___default.a,
  __vue_template__,
  __vue_template_functional__,
  __vue_styles__,
  __vue_scopeId__,
  __vue_module_identifier__
)

/* harmony default export */ __webpack_exports__["default"] = (Component.exports);


/***/ }),

/***/ 92:
/***/ (function(module, exports, __webpack_require__) {

"use strict";


exports.__esModule = true;

var _collapseTransition = __webpack_require__(21);

var _collapseTransition2 = _interopRequireDefault(_collapseTransition);

var _menuMixin = __webpack_require__(34);

var _menuMixin2 = _interopRequireDefault(_menuMixin);

var _emitter = __webpack_require__(1);

var _emitter2 = _interopRequireDefault(_emitter);

var _vuePopper = __webpack_require__(7);

var _vuePopper2 = _interopRequireDefault(_vuePopper);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var poperMixins = {
  props: {
    transformOrigin: {
      type: [Boolean, String],
      default: false
    },
    offset: _vuePopper2.default.props.offset,
    boundariesPadding: _vuePopper2.default.props.boundariesPadding,
    popperOptions: _vuePopper2.default.props.popperOptions
  },
  data: _vuePopper2.default.data,
  methods: _vuePopper2.default.methods,
  beforeDestroy: _vuePopper2.default.beforeDestroy,
  deactivated: _vuePopper2.default.deactivated
};

exports.default = {
  name: 'ElSubmenu',

  componentName: 'ElSubmenu',

  mixins: [_menuMixin2.default, _emitter2.default, poperMixins],

  components: { ElCollapseTransition: _collapseTransition2.default },

  props: {
    index: {
      type: String,
      required: true
    },
    showTimeout: {
      type: Number,
      default: 300
    },
    hideTimeout: {
      type: Number,
      default: 300
    },
    popperClass: String,
    disabled: Boolean,
    popperAppendToBody: {
      type: Boolean,
      default: undefined
    }
  },

  data: function data() {
    return {
      popperJS: null,
      timeout: null,
      items: {},
      submenus: {},
      mouseInChild: false
    };
  },

  watch: {
    opened: function opened(val) {
      var _this = this;

      if (this.isMenuPopup) {
        this.$nextTick(function (_) {
          _this.updatePopper();
        });
      }
    }
  },
  computed: {
    // popper option
    appendToBody: function appendToBody() {
      return this.popperAppendToBody === undefined ? this.isFirstLevel : this.popperAppendToBody;
    },
    menuTransitionName: function menuTransitionName() {
      return this.rootMenu.collapse ? 'el-zoom-in-left' : 'el-zoom-in-top';
    },
    opened: function opened() {
      return this.rootMenu.openedMenus.indexOf(this.index) > -1;
    },
    active: function active() {
      var isActive = false;
      var submenus = this.submenus;
      var items = this.items;

      Object.keys(items).forEach(function (index) {
        if (items[index].active) {
          isActive = true;
        }
      });

      Object.keys(submenus).forEach(function (index) {
        if (submenus[index].active) {
          isActive = true;
        }
      });

      return isActive;
    },
    hoverBackground: function hoverBackground() {
      return this.rootMenu.hoverBackground;
    },
    backgroundColor: function backgroundColor() {
      return this.rootMenu.backgroundColor || '';
    },
    activeTextColor: function activeTextColor() {
      return this.rootMenu.activeTextColor || '';
    },
    textColor: function textColor() {
      return this.rootMenu.textColor || '';
    },
    mode: function mode() {
      return this.rootMenu.mode;
    },
    isMenuPopup: function isMenuPopup() {
      return this.rootMenu.isMenuPopup;
    },
    titleStyle: function titleStyle() {
      if (this.mode !== 'horizontal') {
        return {
          color: this.textColor
        };
      }
      return {
        borderBottomColor: this.active ? this.rootMenu.activeTextColor ? this.activeTextColor : '' : 'transparent',
        color: this.active ? this.activeTextColor : this.textColor
      };
    },
    isFirstLevel: function isFirstLevel() {
      var isFirstLevel = true;
      var parent = this.$parent;
      while (parent && parent !== this.rootMenu) {
        if (['ElSubmenu', 'ElMenuItemGroup'].indexOf(parent.$options.componentName) > -1) {
          isFirstLevel = false;
          break;
        } else {
          parent = parent.$parent;
        }
      }
      return isFirstLevel;
    }
  },
  methods: {
    handleCollapseToggle: function handleCollapseToggle(value) {
      if (value) {
        this.initPopper();
      } else {
        this.doDestroy();
      }
    },
    addItem: function addItem(item) {
      this.$set(this.items, item.index, item);
    },
    removeItem: function removeItem(item) {
      delete this.items[item.index];
    },
    addSubmenu: function addSubmenu(item) {
      this.$set(this.submenus, item.index, item);
    },
    removeSubmenu: function removeSubmenu(item) {
      delete this.submenus[item.index];
    },
    handleClick: function handleClick() {
      var rootMenu = this.rootMenu,
          disabled = this.disabled;

      if (rootMenu.menuTrigger === 'hover' && rootMenu.mode === 'horizontal' || rootMenu.collapse && rootMenu.mode === 'vertical' || disabled) {
        return;
      }
      this.dispatch('ElMenu', 'submenu-click', this);
    },
    handleMouseenter: function handleMouseenter() {
      var _this2 = this;

      var rootMenu = this.rootMenu,
          disabled = this.disabled;

      if (rootMenu.menuTrigger === 'click' && rootMenu.mode === 'horizontal' || !rootMenu.collapse && rootMenu.mode === 'vertical' || disabled) {
        return;
      }
      this.dispatch('ElSubmenu', 'mouse-enter-child');
      clearTimeout(this.timeout);
      this.timeout = setTimeout(function () {
        _this2.rootMenu.openMenu(_this2.index, _this2.indexPath);
      }, this.showTimeout);
    },
    handleMouseleave: function handleMouseleave() {
      var _this3 = this;

      var rootMenu = this.rootMenu;

      if (rootMenu.menuTrigger === 'click' && rootMenu.mode === 'horizontal' || !rootMenu.collapse && rootMenu.mode === 'vertical') {
        return;
      }
      this.dispatch('ElSubmenu', 'mouse-leave-child');
      clearTimeout(this.timeout);
      this.timeout = setTimeout(function () {
        !_this3.mouseInChild && _this3.rootMenu.closeMenu(_this3.index);
      }, this.hideTimeout);
    },
    handleTitleMouseenter: function handleTitleMouseenter() {
      if (this.mode === 'horizontal' && !this.rootMenu.backgroundColor) return;
      var title = this.$refs['submenu-title'];
      title && (title.style.backgroundColor = this.rootMenu.hoverBackground);
    },
    handleTitleMouseleave: function handleTitleMouseleave() {
      if (this.mode === 'horizontal' && !this.rootMenu.backgroundColor) return;
      var title = this.$refs['submenu-title'];
      title && (title.style.backgroundColor = this.rootMenu.backgroundColor || '');
    },
    updatePlacement: function updatePlacement() {
      this.currentPlacement = this.mode === 'horizontal' && this.isFirstLevel ? 'bottom-start' : 'right-start';
    },
    initPopper: function initPopper() {
      this.referenceElm = this.$el;
      this.popperElm = this.$refs.menu;
      this.updatePlacement();
    }
  },
  created: function created() {
    var _this4 = this;

    this.$on('toggle-collapse', this.handleCollapseToggle);
    this.$on('mouse-enter-child', function () {
      _this4.mouseInChild = true;
      clearTimeout(_this4.timeout);
    });
    this.$on('mouse-leave-child', function () {
      _this4.mouseInChild = false;
      clearTimeout(_this4.timeout);
    });
  },
  mounted: function mounted() {
    this.parentMenu.addSubmenu(this);
    this.rootMenu.addSubmenu(this);
    this.initPopper();
  },
  beforeDestroy: function beforeDestroy() {
    this.parentMenu.removeSubmenu(this);
    this.rootMenu.removeSubmenu(this);
  },
  render: function render(h) {
    var active = this.active,
        opened = this.opened,
        paddingStyle = this.paddingStyle,
        titleStyle = this.titleStyle,
        backgroundColor = this.backgroundColor,
        rootMenu = this.rootMenu,
        currentPlacement = this.currentPlacement,
        menuTransitionName = this.menuTransitionName,
        mode = this.mode,
        disabled = this.disabled,
        popperClass = this.popperClass,
        $slots = this.$slots,
        isFirstLevel = this.isFirstLevel;


    var popupMenu = h(
      'transition',
      {
        attrs: { name: menuTransitionName }
      },
      [h(
        'div',
        {
          ref: 'menu',
          directives: [{
            name: 'show',
            value: opened
          }],

          'class': ['el-menu--' + mode, popperClass],
          on: {
            'mouseenter': this.handleMouseenter,
            'mouseleave': this.handleMouseleave,
            'focus': this.handleMouseenter
          }
        },
        [h(
          'ul',
          {
            attrs: {
              role: 'menu'
            },
            'class': ['el-menu el-menu--popup', 'el-menu--popup-' + currentPlacement],
            style: { backgroundColor: rootMenu.backgroundColor || '' } },
          [$slots.default]
        )]
      )]
    );

    var inlineMenu = h(
      'el-collapse-transition',
      null,
      [h(
        'ul',
        {
          attrs: {
            role: 'menu'
          },
          'class': 'el-menu el-menu--inline',
          directives: [{
            name: 'show',
            value: opened
          }],

          style: { backgroundColor: rootMenu.backgroundColor || '' } },
        [$slots.default]
      )]
    );

    var submenuTitleIcon = rootMenu.mode === 'horizontal' && isFirstLevel || rootMenu.mode === 'vertical' && !rootMenu.collapse ? 'el-icon-arrow-down' : 'el-icon-arrow-right';

    return h(
      'li',
      {
        'class': {
          'el-submenu': true,
          'is-active': active,
          'is-opened': opened,
          'is-disabled': disabled
        },
        attrs: { role: 'menuitem',
          'aria-haspopup': 'true',
          'aria-expanded': opened
        },
        on: {
          'mouseenter': this.handleMouseenter,
          'mouseleave': this.handleMouseleave,
          'focus': this.handleMouseenter
        }
      },
      [h(
        'div',
        {
          'class': 'el-submenu__title',
          ref: 'submenu-title',
          on: {
            'click': this.handleClick,
            'mouseenter': this.handleTitleMouseenter,
            'mouseleave': this.handleTitleMouseleave
          },

          style: [paddingStyle, titleStyle, { backgroundColor: backgroundColor }]
        },
        [$slots.title, h(
          'i',
          { 'class': ['el-submenu__icon-arrow', submenuTitleIcon] },
          []
        )]
      ), this.isMenuPopup ? popupMenu : inlineMenu]
    );
  }
};

/***/ })

/******/ });