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lzhe

2024-06-03 a786409d7f6769f43c107159dd84faf4a2927a9a

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<!--
 * @Descripttion: scContextmenuItem组件
 * @version: 1.3
 * @Author: sakuya
 * @Date: 2021年7月23日16:29:36
 * @LastEditors: sakuya
 * @LastEditTime: 2022年11月23日10:09:54
-->
 
<template>
    <hr v-if="divided">
    <li :class="disabled?'disabled':''" @click.stop="liClick" @mouseenter="openSubmenu($event)" @mouseleave="closeSubmenu($event)">
        <span class="title">
            <el-icon class="sc-contextmenu__icon"><component v-if="icon" :is="icon" /></el-icon>
            {{title}}
        </span>
        <span class="sc-contextmenu__suffix">
            <el-icon v-if="$slots.default"><el-icon-arrow-right /></el-icon>
            <template v-else>{{suffix}}</template>
        </span>
        <ul v-if="$slots.default" class="sc-contextmenu__menu">
            <slot></slot>
        </ul>
    </li>
</template>
 
<script>
    export default {
        props: {
            command: { type: String, default: "" },
            title: { type: String, default: "" },
            suffix: { type: String, default: "" },
            icon: { type: String, default: "" },
            divided: { type: Boolean, default: false },
            disabled: { type: Boolean, default: false },
        },
        inject: ['menuClick'],
        methods: {
            liClick(){
                if(this.$slots.default){
                    return false
                }
                if(this.disabled){
                    return false
                }
                this.menuClick(this.command)
            },
            openSubmenu(e){
                var menu = e.target.querySelector('ul')
                if(!menu){
                    return false
                }
                if(this.disabled){
                    return false
                }
                menu.style.display = 'inline-block'
                var rect = menu.getBoundingClientRect()
                var menuX = rect.left
                var menuY = rect.top
                var innerWidth = window.innerWidth
                var innerHeight = window.innerHeight
                var menuHeight = menu.offsetHeight
                var menuWidth = menu.offsetWidth
                if(menuX + menuWidth > innerWidth){
                    menu.style.left = 'auto'
                    menu.style.right = '100%'
                }
                if(menuY + menuHeight > innerHeight){
                    menu.style.top = 'auto'
                    menu.style.bottom = '0'
                }
            },
            closeSubmenu(e){
                var menu = e.target.querySelector('ul')
                if(!menu){
                    return false
                }
                menu.removeAttribute("style")
                menu.style.display = 'none'
            }
        }
    }
</script>
 
<style>
 
</style>