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undo

PRO

The functionality is available in PRO Edition only

Description​

Allows performing steps back in history

It's required to enable the undo property to perform the action.

Actions that can be undone: add-task, update-task, add-link, update-link, delete-task, delete-link, move-task, copy-task.

Hot key for the action: Ctrl/Meta + Z

Usage​

"undo": () => void;

Parameters​

The callback of the action takes no parameters.

Example​

We enable the undo action on a button click.

<script setup>
    import { Gantt } from "@svar/vue-gantt";
    import { Button } from "@svar-ui/vue-core";
    import { getData } from "../data";
    import { ref } from "vue";

    const { tasks, links } = getData();
    
    const api = ref(null);
    
    function undo() {
      api.value.exec("undo");
    }
</script>

<template>
    <Button :onclick="undo">Undo</Button>
    <Gantt ref="api" :tasks="tasks" :links="links" undo />
</template>

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