form-js-editor

@bpmn-io/form-js-editor

An editor to create forms that can be displayed with the form-js viewer.

Installation

npm install @bpmn-io/form-js-editor

Usage

import { FormEditor } from '@bpmn-io/form-js-editor';

const schema = {
  type: 'default',
  components: [
    {
      key: 'creditor',
      label: 'Creditor',
      type: 'textfield',
      validate: {
        required: true,
      },
    },
  ],
};

const formEditor = new FormEditor({
  container: document.querySelector('#form-editor'),
});

await formEditor.importSchema(schema);

Check out a full example.

Styling

For proper styling include the necessary stylesheets, and font used:

<link
  href="https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:ital,wght@0,400;0,600;1,400&display=swap"
  rel="stylesheet" />

<link rel="stylesheet" href="https://unpkg.com/@bpmn-io/[email protected]/dist/assets/form-js.css" />
<link rel="stylesheet" href="https://unpkg.com/@bpmn-io/[email protected]/dist/assets/form-js-editor.css" />

API

FormEditor

Create a new form editor with options { container?: HTMLElement }.

import { FormEditor } from '@bpmn-io/form-js-editor';

const formEditor = new FormEditor({
  container: document.querySelector('#form-editor'),
});

FormEditor#importSchema(schema: Schema) => Promise<Result, Error>

Display and edit a form represented via a form schema.

try {
  await formEditor.importSchema(schema);
} catch (err) {
  console.log('importing form failed', err);
}

FormEditor#saveSchema() => Schema

Export the form schema.

const schema = formEditor.saveSchema(schema);

console.log('exported schema', schema);

FormEditor#attachTo(parentNode: HTMLElement) => void

Attach the form editor to a parent node.

FormEditor#detach() => void

Detach the form editor from its parent node.

FormEditor#on(event, fn) => void

Subscribe to an event.

FormEditor#destroy() => void

Remove form from editor the document.

Events

selection.changed :: { selection }

Properties panel events

• propertiesPanel.focusin
• propertiesPanel.focusout
• propertiesPanel.showEntry :: { id }
• propertiesPanel.updated :: { formField }

Form lifecycle events

• detach
• attach
• rendered
• form.init
• form.clear
• form.destroy
• diagram.clear
• diagram.destroy
• dragula.created
• dragula.destroyed
• editorActions.init :: { editorActions }

Drag events

• drag.start :: { element, source }
• drag.end :: { element }
• drag.drop :: { element, target, source, sibling }
• drag.hover :: { element, container, source }
• drag.out :: { element, container, source }
• drag.cancel :: { element, container, source }

Form field events

• formField.add :: { formField }
• formField.remove :: { formField }
• formField.updateId :: { formField, newId }

License

Use under the terms of the bpmn.io license.