lh-chs-ui/lib/submenu.js

A Component Library for Vue.js.

'use strict';

var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };

module.exports =
/******/function (modules) {
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  /******/ // The module cache
  /******/var installedModules = {};
  /******/
  /******/ // The require function
  /******/function __webpack_require__(moduleId) {
    /******/
    /******/ // Check if module is in cache
    /******/if (installedModules[moduleId]) {
      /******/return installedModules[moduleId].exports;
      /******/
    }
    /******/ // Create a new module (and put it into the cache)
    /******/var module = installedModules[moduleId] = {
      /******/i: moduleId,
      /******/l: false,
      /******/exports: {}
      /******/ };
    /******/
    /******/ // Execute the module function
    /******/modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
    /******/
    /******/ // Flag the module as loaded
    /******/module.l = true;
    /******/
    /******/ // Return the exports of the module
    /******/return module.exports;
    /******/
  }
  /******/
  /******/
  /******/ // expose the modules object (__webpack_modules__)
  /******/__webpack_require__.m = modules;
  /******/
  /******/ // expose the module cache
  /******/__webpack_require__.c = installedModules;
  /******/
  /******/ // define getter function for harmony exports
  /******/__webpack_require__.d = function (exports, name, getter) {
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  /******/ // mode & 4: return value when already ns object
  /******/ // mode & 8|1: behave like require
  /******/__webpack_require__.t = function (value, mode) {
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    /******/if (mode & 2 && typeof value != 'string') for (var key in value) {
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  /***/0:
  /***/function _(module, __webpack_exports__, __webpack_require__) {

    "use strict";
    /* harmony export (binding) */
    __webpack_require__.d(__webpack_exports__, "a", function () {
      return normalizeComponent;
    });
    /* globals __VUE_SSR_CONTEXT__ */

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

    function normalizeComponent(scriptExports, render, staticRenderFns, functionalTemplate, injectStyles, scopeId, moduleIdentifier, /* server only */
    shadowMode /* vue-cli only */
    ) {
      // Vue.extend constructor export interop
      var options = typeof scriptExports === 'function' ? scriptExports.options : scriptExports;

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

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

      // scopedId
      if (scopeId) {
        options._scopeId = 'data-v-' + scopeId;
      }

      var hook;
      if (moduleIdentifier) {
        // server build
        hook = function hook(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 = shadowMode ? function () {
          injectStyles.call(this, this.$root.$options.shadowRoot);
        } : injectStyles;
      }

      if (hook) {
        if (options.functional) {
          // 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
          var originalRender = options.render;
          options.render = function renderWithStyleInjection(h, context) {
            hook.call(context);
            return originalRender(h, context);
          };
        } else {
          // inject component registration as beforeCreate hook
          var existing = options.beforeCreate;
          options.beforeCreate = existing ? [].concat(existing, hook) : [hook];
        }
      }

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

    /***/
  },

  /***/129:
  /***/function _(module, __webpack_exports__, __webpack_require__) {

    "use strict";

    __webpack_require__.r(__webpack_exports__);

    // EXTERNAL MODULE: external "element-ui/lib/transitions/collapse-transition"
    var collapse_transition_ = __webpack_require__(28);
    var collapse_transition_default = /*#__PURE__*/__webpack_require__.n(collapse_transition_);

    // EXTERNAL MODULE: ./packages/menu/src/menu-mixin.js
    var menu_mixin = __webpack_require__(37);

    // EXTERNAL MODULE: external "element-ui/lib/mixins/emitter"
    var emitter_ = __webpack_require__(4);
    var emitter_default = /*#__PURE__*/__webpack_require__.n(emitter_);

    // EXTERNAL MODULE: external "element-ui/lib/utils/vue-popper"
    var vue_popper_ = __webpack_require__(5);
    var vue_popper_default = /*#__PURE__*/__webpack_require__.n(vue_popper_);

    // CONCATENATED MODULE: ./node_modules/babel-loader/lib!./node_modules/vue-loader/lib??vue-loader-options!./packages/menu/src/submenu.vue?vue&type=script&lang=js&


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

    /* harmony default export */var submenuvue_type_script_lang_js_ = {
      name: 'ElSubmenu',

      componentName: 'ElSubmenu',

      mixins: [menu_mixin["a" /* default */], emitter_default.a, poperMixins],

      components: { ElCollapseTransition: collapse_transition_default.a },

      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(event) {
          var _this2 = this;

          var showTimeout = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : this.showTimeout;

          if (!('ActiveXObject' in window) && event.type === 'focus' && !event.relatedTarget) {
            return;
          }
          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);
          }, showTimeout);

          if (this.appendToBody) {
            this.$parent.$el.dispatchEvent(new MouseEvent('mouseenter'));
          }
        },
        handleMouseleave: function handleMouseleave() {
          var _this3 = this;

          var deepDispatch = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : false;
          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);

          if (this.appendToBody && deepDispatch) {
            if (this.$parent.$options.name === 'ElSubmenu') {
              this.$parent.handleMouseleave(true);
            }
          }
        },
        handleTitleMouseenter: function handleTitleMouseenter() {
          if (this.mode === 'horizontal' && !this.rootMenu.backgroundColor) return;
          var title = this.$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 _this5 = this;

        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': function mouseenter($event) {
              return _this5.handleMouseenter($event, 100);
            },
            'mouseleave': function mouseleave() {
              return _this5.handleMouseleave(true);
            },
            'focus': function focus($event) {
              return _this5.handleMouseenter($event, 100);
            }
          }
        }, [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', [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': function mouseleave() {
              return _this5.handleMouseleave(false);
            },
            '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]);
      }
    };
    // CONCATENATED MODULE: ./packages/menu/src/submenu.vue?vue&type=script&lang=js&
    /* harmony default export */var src_submenuvue_type_script_lang_js_ = submenuvue_type_script_lang_js_;
    // EXTERNAL MODULE: ./node_modules/vue-loader/lib/runtime/componentNormalizer.js
    var componentNormalizer = __webpack_require__(0);

    // CONCATENATED MODULE: ./packages/menu/src/submenu.vue
    var render, staticRenderFns;

    /* normalize component */

    var component = Object(componentNormalizer["a" /* default */])(src_submenuvue_type_script_lang_js_, render, staticRenderFns, false, null, null, null);

    /* hot reload */
    if (false) {
      var api;
    }
    component.options.__file = "packages/menu/src/submenu.vue";
    /* harmony default export */var submenu = component.exports;
    // CONCATENATED MODULE: ./packages/submenu/index.js


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

    /* harmony default export */var packages_submenu = __webpack_exports__["default"] = submenu;

    /***/
  },

  /***/28:
  /***/function _(module, exports) {

    module.exports = require('lh-chs-ui/lib/transitions/collapse-transition');

    /***/
  },

  /***/37:
  /***/function _(module, __webpack_exports__, __webpack_require__) {

    "use strict";
    /* harmony default export */
    __webpack_exports__["a"] = {
      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' };
        }
      }
    };

    /***/
  },

  /***/4:
  /***/function _(module, exports) {

    module.exports = require('lh-chs-ui/lib/mixins/emitter');

    /***/
  },

  /***/5:
  /***/function _(module, exports) {

    module.exports = require('lh-chs-ui/lib/utils/vue-popper');

    /***/
  }

  /******/ });