vue-cube-contextmenu/README.md

ContextMenu in Vue with accessibility support

# vue-cube-contextmenu

> Contextmenu component for vue
> 轻量易用的vue版右键菜单，1. 采用发布订阅模式将菜单与触发器解耦，避免多层嵌套数据传递以及通信； 2. 对中间数据进行封装，接入方对数据流通无感知。

[预览地址](https://caojiaquan.github.io/vue-cube-contextmenu/dist/index.html)

## Use Setup

### install vue-contextmenu
npm install vue-cube-contextmenu --save

### Vue mount
 	// mount with global
 	import VueCubeContextMenu from 'vue-cube-contextmenu'
	Vue.use(VueCubeContextMenu)
### Use in SPA
```
<template>
  <div>
      <h3>context menu</h3>
      <ContextMenu id="component">
          <ContextMenuItem @on-click="handleComponentsCopy" :data="{trigger: 'copy'}">
              <div>复制</div>
          </ContextMenuItem>
          <ContextSubMenu title="调整层级">
              <ContextMenuItem @on-click="handleComponentsLevel" :data="{trigger: 'level+up'}">
                <div>上移一层</div>
              </ContextMenuItem>
              <ContextMenuItem @on-click="handleComponentsLevel" :data="{trigger: 'level+low'}">
                <div>下移一层</div>
              </ContextMenuItem>
              <ContextMenuItem @on-click="handleComponentsLevel" :data="{trigger: 'level+upper'}">
                <div>置于顶层</div>
              </ContextMenuItem>
              <ContextMenuItem @on-click="handleComponentsLevel" :data="{trigger: 'level+lower'}">
                <div>置于底层</div>
              </ContextMenuItem>
          </ContextSubMenu>
          <ContextSubMenu title="对齐方式">
              <ContextMenuItem @on-click="handleComponentsAlign" :data="{trigger: 'align+up'}">
                <div>上对齐</div>
              </ContextMenuItem>
              <ContextMenuItem @on-click="handleComponentsAlign" :data="{trigger: 'align+middle'}">
                <div>垂直居中对齐</div>
              </ContextMenuItem>
              <ContextMenuItem @on-click="handleComponentsAlign" :data="{trigger: 'align+low'}">
                <div>下对齐</div>
              </ContextMenuItem>
              <ContextMenuItem @on-click="handleComponentsAlign" :data="{trigger: 'align+left'}">
                <div>左对齐</div>
              </ContextMenuItem>
              <ContextMenuItem @on-click="handleComponentsAlign" :data="{trigger: 'align+center'}">
                <div>水平居中对齐</div>
              </ContextMenuItem>
              <ContextMenuItem @on-click="handleComponentsAlign" :data="{trigger: 'align+right'}">
                <div>右对齐</div>
              </ContextMenuItem>
          </ContextSubMenu>
          <ContextMenuItem @on-click="handleComponentsDel" :data="{trigger: 'del'}">
              <div>删除</div>
          </ContextMenuItem>
      </ContextMenu>

      <!-- trigger -->
      <ContextMenuTrigger
        v-for="(item, index) in dataList"
        :key="index"
        id="component"
        :attributes="{
          name: item
        }">
          <div class="button-item">{{ item }}</div>
      </ContextMenuTrigger>
  </div>
</template>

<script>
export default {
    data() {
        return {
            dataList: [
                'Banana', 'Apple', 'Papaya'
            ]
        };
    },
    methods: {
        printf(e, event, data) {
            alert(`
              event： ${event.trigger},
              data: ${data.name}
            `);
        },
        handleComponentsCopy(e, event, data) {
            this.printf(e, event, data);
        },
        handleComponentsLevel(e, event, data) {
            this.printf(e, event, data);
        },
        handleComponentsAlign(e, event, data) {
            this.printf(e, event, data);
        },
        handleComponentsDel(e, event, data) {
            this.printf(e, event, data);
        }
    }
};
</script>
```