构建框架

2024-06-24 18:52:21 +08:00
commit 33942cbe95
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+<!--
+ * @Descripttion: scContextmenu组件
+ * @version: 1.1
+ * @Author: sakuya
+ * @Date: 2021年7月23日09:25:57
+ * @LastEditors: sakuya
+ * @LastEditTime: 2022年5月30日20:17:42
+ * @other: 代码完全开源，欢迎参考，也欢迎PR
+-->
+
+<template>
+	<transition name="el-zoom-in-top">
+		<div v-if="visible" ref="contextmenu" class="sc-contextmenu" :style="{left:left+'px',top:top+'px'}" @contextmenu.prevent="fun">
+			<ul class="sc-contextmenu__menu">
+				<slot></slot>
+			</ul>
+		</div>
+	</transition>
+</template>
+
+<script>
+	export default {
+		provide() {
+			return {
+				menuClick: this.menuClick
+			}
+		},
+		data() {
+			return {
+				visible: false,
+				top: 0,
+				left: 0
+			}
+		},
+		watch: {
+			visible(value) {
+				if (value) {
+					document.body.addEventListener('click', this.cm, true)
+				}else{
+					document.body.removeEventListener('click', this.cm, true)
+				}
+			}
+		},
+		mounted() {
+
+		},
+		methods: {
+			cm(e){
+				let sp = this.$refs.contextmenu
+				if(sp&&!sp.contains(e.target)){
+					this.closeMenu()
+				}
+			},
+			menuClick(command){
+				this.closeMenu()
+				this.$emit('command', command)
+			},
+			openMenu(e) {
+				e.preventDefault()
+				this.visible = true
+				this.left = e.clientX + 1
+				this.top = e.clientY + 1
+
+				this.$nextTick(() => {
+					var ex = e.clientX + 1
+					var ey = e.clientY + 1
+					var innerWidth = window.innerWidth
+					var innerHeight = window.innerHeight
+					var menuHeight = this.$refs.contextmenu.offsetHeight
+					var menuWidth = this.$refs.contextmenu.offsetWidth
+					//位置修正公示
+					//left = (当前点击X + 菜单宽度 > 可视区域宽度 ? 可视区域宽度 - 菜单宽度 : 当前点击X)
+					//top = (当前点击Y + 菜单高度 > 可视区域高度 ? 当前点击Y - 菜单高度 : 当前点击Y)
+					this.left = ex + menuWidth > innerWidth ? innerWidth - menuWidth : ex
+					this.top = ey + menuHeight > innerHeight ? ey - menuHeight : ey
+				})
+				this.$emit('visibleChange', true)
+			},
+			closeMenu() {
+				this.visible = false;
+				this.$emit('visibleChange', false)
+			},
+			fun(){
+				return false;
+			}
+		}
+	}
+</script>
+
+<style>
+	.sc-contextmenu {position: fixed;z-index: 3000;font-size: 12px;}
+	.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;}
+	.sc-contextmenu__menu > hr {margin:5px 0;border: none;height: 1px;font-size: 0px;background-color: #ebeef5;}
+	.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;}
+	.sc-contextmenu__menu > li:hover {background-color: #ecf5ff;color: #66b1ff;}
+	.sc-contextmenu__menu > li.disabled {cursor: not-allowed;color: #bbb;background: transparent;}
+	.sc-contextmenu__icon {display: inline-block;width: 14px;font-size: 14px;margin-right: 10px;}
+	.sc-contextmenu__suffix {margin-left: 40px;color: #999;}
+	.sc-contextmenu__menu li ul {position: absolute;top:0px;left:100%;display: none;margin: -11px 0;}
+</style>