A Multi Split Pane Component With Vue

npm i vue-multi-split-pane

import { MultiSplitPane, Pane } from 'vue-multi-split-pane'

export default {
  components: {
    MultiSplitPane,
    Pane
  },
  methods: {
    onPaneCollapsed(paneIndex, paneClass, containerClass) {
      console.log(
        `${paneIndex}. pane collapsed. Pane class: '${paneClass}' MultiSplitPane class: '${containerClass}'`
      )
    },
    onPaneExpanded(paneIndex, paneClass, containerClass) {
      console.log(
        `${paneIndex}. pane expanded. Pane class: '${paneClass}' MultiSplitPane class: '${containerClass}'`
      )
    }
  }
}

<MultiSplitPane
  split="horizontal"
  height="400px"
  width="1000px"
  resizerWidth="30px"
  classes="v-pane-custom"
  @onPaneCollapsed="onPaneCollapsed"
  @onPaneExpanded="onPaneExpanded"
>
  <Pane>
    <template v-slot:resizer>
      resizer slot
    </template>
    <template v-slot:content>
      Content 1
    </template>
  </Pane>
  <Pane>
    <template v-slot:content>
      Content 2
    </template>
  </Pane>
  <Pane>
    <template v-slot:content>
      Content 3
    </template>
  </Pane>
</MultiSplitPane>

<MultiSplitPane
  split="horizontal"
  height="400px"
  width="1000px"
  resizerWidth="30px"
  :nested="true"
  classes="v-pane-custom"
>
  <Pane>
    <template v-slot:content>
      Lorem, ipsum dolor sit amet consectetur adipisicing elit.
    </template>
  </Pane>
  <Pane classes="paneNested">
    <template v-slot:content>
      <MultiSplitPane
        height="400px"
        resizerWidth="30px"
        classes="v-pane-custom"
      >
        <Pane>
          <template v-slot:content>
            Lorem, ipsum dolor sit amet consectetur adipisicing elit.
          </template>
        </Pane>
        <Pane>
          <template v-slot:content>
            Lorem, ipsum dolor sit amet consectetur adipisicing elit.
          </template>
        </Pane>
      </MultiSplitPane>
    </template>
  </Pane>
</MultiSplitPane>