Fired before re-rendering triggered by in-app route changes.

Usage

Perform additional business actions before rendering, including but not limited to:

• Preload necessary data or resources before rendering a page
• Initialize page settings and configuration before rendering
• Display user guidance or prompt messages before rendering

Parameters

Parameter	Description	Type
Common Parameters	See details	--
options	Parameters required for application rendering	Object

options

Parameter	Description	Type
appId	Application appId	String
parameters	Parameters required to render the first menu page	Array
component	Component name to render	String
route	Page path for special business (e.g. bi)	String

Basic Example

export default class Plugin {
    apply() {
        return [{
            event: 'appFramework.render.before',
            functional: this.renderBefore.bind(this)
        }]
    }
    renderBefore(plugin, { options }) {
        console.log(options.appId);
        console.log(options.component);

        return Promise.resolve();
    }
}

Notes

1. This hook fires on every route change

Switching between different pages within the same application will trigger this hook multiple times, with the parameters changing accordingly.