This commit is contained in:
sc
parent
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<!--
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* @Descripttion: scContextmenu组件
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* @version: 1.0
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* @Author: sakuya
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* @Date: 2021年7月23日09:25:57
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* @LastEditors:
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* @LastEditTime:
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* @other: 代码完全开源，欢迎拿来主义，也欢迎PR
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-->
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<template>
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<transition name="el-zoom-in-top">
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<div v-if="visible" ref="contextmenu" class="sc-contextmenu" :style="{left:left+'px',top:top+'px'}" @contextmenu.prevent="fun">
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<ul class="sc-contextmenu__menu">
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<slot></slot>
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</ul>
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</div>
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</transition>
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</template>
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<script>
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export default {
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provide() {
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return {
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menuClick: this.menuClick
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}
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},
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data() {
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return {
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visible: false,
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top: 0,
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left: 0
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}
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},
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watch: {
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visible(value) {
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var _this = this;
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var cm = function(e){
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let sp = _this.$refs.contextmenu
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if(sp&&!sp.contains(e.target)){
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_this.closeMenu()
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}
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}
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if (value) {
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document.body.addEventListener('click', e=>cm(e))
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}else{
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document.body.removeEventListener('click', e=>cm(e))
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}
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}
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},
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mounted() {
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},
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methods: {
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menuClick(command){
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this.closeMenu()
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this.$emit('command', command)
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},
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openMenu(e) {
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e.preventDefault()
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this.visible = true
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this.left = e.clientX + 1
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this.top = e.clientY + 1
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this.$nextTick(() => {
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var ex = e.clientX + 1
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var ey = e.clientY + 1
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var innerWidth = window.innerWidth
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var innerHeight = window.innerHeight
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var menuHeight = this.$refs.contextmenu.offsetHeight
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var menuWidth = this.$refs.contextmenu.offsetWidth
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//位置修正公示
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//left = (当前点击X + 菜单宽度 > 可视区域宽度 ? 可视区域宽度 - 菜单宽度 : 当前点击X)
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//top = (当前点击Y + 菜单高度 > 可视区域高度 ? 当前点击Y - 菜单高度 : 当前点击Y)
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this.left = ex + menuWidth > innerWidth ? innerWidth - menuWidth : ex
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this.top = ey + menuHeight > innerHeight ? ey - menuHeight : ey
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})
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this.$emit('visibleChange', true)
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},
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closeMenu() {
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this.visible = false;
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this.$emit('visibleChange', false)
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},
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fun(){
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return false;
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}
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}
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}
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</script>
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<style>
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.sc-contextmenu {position: fixed;z-index: 3000;}
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.sc-contextmenu__menu {display: inline-block;min-width: 120px;border: 1px solid #e4e7ed;background: #fff;box-shadow: 0 2px 12px 0 rgba(0,0,0,.1);z-index: 3000;list-style-type: none;padding: 10px 0;}
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.sc-contextmenu__menu > hr {margin:5px 0;border: none;height: 1px;font-size: 0px;background-color: #ebeef5;}
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.sc-contextmenu__menu > li {margin:0;cursor: pointer;line-height: 30px;padding: 0 17px 0 10px;color: #606266;display: flex;justify-content: space-between;white-space: nowrap;text-decoration: none;position: relative;}
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.sc-contextmenu__menu > li:hover {background-color: #ecf5ff;color: #66b1ff;}
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.sc-contextmenu__menu > li.disabled {cursor: not-allowed;color: #bbb;background: transparent;}
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.sc-contextmenu__icon {display: inline-block;width: 14px;font-size: 14px;margin-right: 10px;}
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.sc-contextmenu__suffix {margin-left: 40px;color: #999;}
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.sc-contextmenu__menu li ul {position: absolute;top:0px;left:100%;display: none;margin: -11px 0;}
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</style>
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@ -0,0 +1,84 @@
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<!--
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* @Descripttion: scContextmenuItem组件
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* @version: 1.0
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* @Author: sakuya
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* @Date: 2021年7月23日16:29:36
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* @LastEditors:
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* @LastEditTime:
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-->
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<template>
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<hr v-if="divided">
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<li :class="disabled?'disabled':''" @click.stop="liClick" @mouseenter="openSubmenu($event)" @mouseleave="closeSubmenu($event)">
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<span class="title">
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<i :class="['sc-contextmenu__icon', icon]"></i>
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{{title}}
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</span>
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<span class="sc-contextmenu__suffix">
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<i v-if="$slots.default" class="el-icon-arrow-right"></i>
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<template v-else>{{suffix}}</template>
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</span>
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<ul v-if="$slots.default" class="sc-contextmenu__menu">
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<slot></slot>
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</ul>
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</li>
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</template>
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<script>
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export default {
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props: {
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command: { type: String, default: "" },
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title: { type: String, default: "" },
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suffix: { type: String, default: "" },
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icon: { type: String, default: "" },
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divided: { type: Boolean, default: false },
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disabled: { type: Boolean, default: false },
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},
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inject: ['menuClick'],
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methods: {
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liClick(){
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if(this.$slots.default){
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return false
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}
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if(this.disabled){
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return false
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}
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this.menuClick(this.command)
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},
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openSubmenu(e){
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var menu = e.target.querySelector('ul')
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if(!menu){
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return false
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}
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menu.style.display = 'inline-block'
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var rect = menu.getBoundingClientRect()
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var menuX = rect.left
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var menuY = rect.top
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var innerWidth = window.innerWidth
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var innerHeight = window.innerHeight
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var menuHeight = menu.offsetHeight
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var menuWidth = menu.offsetWidth
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if(menuX + menuWidth > innerWidth){
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menu.style.left = 'auto'
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menu.style.right = '100%'
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}
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if(menuY + menuHeight > innerHeight){
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menu.style.top = 'auto'
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menu.style.bottom = '0'
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}
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},
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closeSubmenu(e){
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var menu = e.target.querySelector('ul')
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if(!menu){
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return false
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}
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menu.removeAttribute("style")
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menu.style.display = 'none'
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}
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}
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}
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</script>
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<style>
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</style>
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@ -11,12 +11,17 @@
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<el-main>
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<el-row :gutter="15">
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<el-col :lg="12">
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<el-card shadow="never" @contextmenu.prevent="openMenu($event)">
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contextmenu
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<el-card shadow="never">
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<el-table ref="table" :data="tableData" highlight-current-row @row-contextmenu="rowContextmenu">
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<el-table-column prop="id" label="ID" width="50"></el-table-column>
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<el-table-column prop="name" label="NAME" width="220"></el-table-column>
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<el-table-column prop="date" label="DATE"></el-table-column>
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<el-table-column prop="state" label="STATE"></el-table-column>
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</el-table>
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</el-card>
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</el-col>
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<el-col :lg="12">
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<el-card shadow="never" @contextmenu.prevent="openMenu($event)">
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<el-card shadow="never" @contextmenu.prevent="openMenu">
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<div style="height:1000px"></div>
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contextmenu
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</el-card>
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@ -24,169 +29,80 @@
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</el-row>
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</el-main>
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<transition name="el-zoom-in-top">
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<div v-if="visible" ref="contextmenu" class="sc-contextmenu" :style="{left:left+'px',top:top+'px'}" @contextmenu.prevent="fun">
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<ul class="sc-contextmenu__menu">
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<li><span class="title"><i class="sc-contextmenu__icon"></i>返回(B)</span><span class="sc-contextmenu__suffix">Alt+←</span></li>
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<li><span class="title"><i class="sc-contextmenu__icon"></i>前进(O)</span><span class="sc-contextmenu__suffix">Alt+→</span></li>
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<li><span class="title"><i class="sc-contextmenu__icon el-icon-refresh"></i>重新加载(R)</span><span class="sc-contextmenu__suffix">Ctrl+R</span></li>
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<hr>
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<li><span class="title"><i class="sc-contextmenu__icon"></i>网页另存为(S)...</span></li>
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<li><span class="title"><i class="sc-contextmenu__icon"></i>复制网页地址</span></li>
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<hr>
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<li @mouseenter="openSubmenu($event)" @mouseleave="closeSubmenu($event)">
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<span class="title"><i class="sc-contextmenu__icon"></i>切换兼容性模式</span>
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<span class="sc-contextmenu__suffix"><i class="el-icon-arrow-right"></i></span>
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<ul class="sc-contextmenu__menu">
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<li><span class="title"><i class="sc-contextmenu__icon"></i>二级菜单1</span></li>
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<li @mouseenter="openSubmenu($event)" @mouseleave="closeSubmenu($event)">
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<span class="title"><i class="sc-contextmenu__icon"></i>二级菜单2</span>
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<span class="sc-contextmenu__suffix"><i class="el-icon-arrow-right"></i></span>
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<ul class="sc-contextmenu__menu">
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<li><span class="title"><i class="sc-contextmenu__icon"></i>三级菜单1</span></li>
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<li><span class="title"><i class="sc-contextmenu__icon"></i>三级菜单2</span></li>
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<li><span class="title"><i class="sc-contextmenu__icon"></i>三级菜单3333333333333333333</span></li>
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</ul>
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</li>
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<li><span class="title"><i class="sc-contextmenu__icon"></i>二级菜单3</span></li>
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</ul>
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</li>
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<hr>
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<li class="disabled"><span class="title"><i class="sc-contextmenu__icon"></i>属性(P)</span></li>
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</ul>
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</div>
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</transition>
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<sc-contextmenu ref="contextmenu" @command="handleCommand" @visible-change="visibleChange">
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<sc-contextmenu-item command="a" title="返回(B)" suffix="Alt+←"></sc-contextmenu-item>
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<sc-contextmenu-item command="b" title="重新加载(R)" suffix="Ctrl+R" icon="el-icon-refresh"></sc-contextmenu-item>
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<sc-contextmenu-item title="切换兼容性模式" divided>
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<sc-contextmenu-item command="c1" title="二级菜单1"></sc-contextmenu-item>
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<sc-contextmenu-item title="二级菜单2">
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<sc-contextmenu-item command="c2-1" title="三级菜单1"></sc-contextmenu-item>
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<sc-contextmenu-item command="c2-2" title="三级菜单2"></sc-contextmenu-item>
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<sc-contextmenu-item command="c2-3" title="三级菜单3"></sc-contextmenu-item>
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</sc-contextmenu-item>
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<sc-contextmenu-item command="c3" title="二级菜单3"></sc-contextmenu-item>
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</sc-contextmenu-item>
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<sc-contextmenu-item command="d" title="属性(P)" divided :disabled="row.state==0"></sc-contextmenu-item>
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</sc-contextmenu>
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</template>
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<script>
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import scContextmenu from '@/components/scContextmenu'
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import scContextmenuItem from '@/components/scContextmenu/item'
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export default {
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name: 'contextmenu',
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components: {
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scContextmenu,
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scContextmenuItem
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},
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data() {
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return {
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visible: false,
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top: 0,
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left: 0
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}
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},
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watch: {
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visible(value) {
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var _this = this;
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var cm = function(e){
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let sp = _this.$refs.contextmenu
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if(sp&&!sp.contains(e.target)){
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_this.closeMenu()
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row: {},
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tableData: [
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{
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id: '1',
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name: 'Sakuya',
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date: '2021-10-10',
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state: 1
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},
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{
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id: '2',
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name: 'Lolowan(此行右键属性禁用)',
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date: '2021-10-09',
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state: 0
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},
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{
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id: '3',
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name: 'Ali',
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date: '2021-10-08',
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state: 1
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}
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}
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if (value) {
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document.body.addEventListener('click', e=>cm(e))
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}else{
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document.body.removeEventListener('click', e=>cm(e))
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}
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]
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}
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},
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mounted() {
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},
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methods: {
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fun(){
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return false;
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rowContextmenu(row, column, event){
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this.row = row
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this.$refs.table.setCurrentRow(row);
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this.$refs.contextmenu.openMenu(event)
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},
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openMenu(e) {
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this.visible = true
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this.left = e.clientX + 1
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this.top = e.clientY + 1
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this.$nextTick(() => {
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var ex = e.clientX + 1
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var ey = e.clientY + 1
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var innerWidth = window.innerWidth
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var innerHeight = window.innerHeight
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var menuHeight = this.$refs.contextmenu.offsetHeight
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var menuWidth = this.$refs.contextmenu.offsetWidth
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//位置修正公示
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//left = (当前点击X + 菜单宽度 > 可视区域宽度 ? 可视区域宽度 - 菜单宽度 : 当前点击X)
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//top = (当前点击Y + 菜单高度 > 可视区域高度 ? 当前点击Y - 菜单高度 : 当前点击Y)
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this.left = ex + menuWidth > innerWidth ? innerWidth - menuWidth : ex
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this.top = ey + menuHeight > innerHeight ? ey - menuHeight : ey
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})
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openMenu(e){
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this.$refs.contextmenu.openMenu(e)
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},
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closeMenu() {
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this.visible = false;
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handleCommand(command){
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this.$message('click on item ' + command)
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},
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openSubmenu(e){
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var menu = e.target.querySelector('ul')
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menu.style.display = 'inline-block'
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var rect = menu.getBoundingClientRect()
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var menuX = rect.left
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var menuY = rect.top
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var innerWidth = window.innerWidth
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var innerHeight = window.innerHeight
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var menuHeight = menu.offsetHeight
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var menuWidth = menu.offsetWidth
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if(menuX + menuWidth > innerWidth){
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menu.style.left = 'auto'
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menu.style.right = '100%'
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visibleChange(visible){
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if(!visible){
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this.row = {}
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}
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if(menuY + menuHeight > innerHeight){
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menu.style.top = 'auto'
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menu.style.bottom = '0'
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}
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},
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closeSubmenu(e){
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var menu = e.target.querySelector('ul')
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menu.removeAttribute("style")
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menu.style.display = 'none'
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}
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}
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}
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</script>
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<style scoped>
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.sc-contextmenu {position: fixed;}
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.sc-contextmenu__menu {display: inline-block;min-width: 120px;border: 1px solid #e4e7ed;background: #fff;box-shadow: 0 2px 12px 0 rgba(0,0,0,.1);z-index: 3000;list-style-type: none;padding: 10px 0;}
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.sc-contextmenu__menu > hr {
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margin:5px 0;
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border: none;
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height: 1px;
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font-size: 0px;
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background-color: #ebeef5;
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}
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.sc-contextmenu__menu > li {
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margin:0;
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cursor: pointer;
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line-height: 30px;
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padding: 0 17px 0 10px;
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color: #606266;
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display: flex;
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justify-content: space-between;
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white-space: nowrap;
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text-decoration: none;
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position: relative;
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}
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.sc-contextmenu__menu > li:hover {
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background-color: #ecf5ff;
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color: #66b1ff;
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}
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.sc-contextmenu__menu > li.disabled {
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cursor: not-allowed;
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color: #bbb;
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background: transparent;
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}
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.sc-contextmenu__icon {
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display: inline-block;
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width: 14px;
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font-size: 14px;
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margin-right: 10px;
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}
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.sc-contextmenu__suffix {margin-left: 40px;color: #999;}
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.sc-contextmenu__menu li ul {position: absolute;top:0px;left:100%;display: none;margin: -10px 0;}
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/* .sc-contextmenu__menu li:hover > ul {display: inline-block;} */
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</style>
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