alifd的dialog.show的源代码 ReactDOM.render

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export const show = (config = {}) => {
    const container = document.createElement('div');
    const unmount = () => {
        if (config.afterClose) {
            config.afterClose();
        }
        ReactDOM.unmountComponentAtNode(container);
        container.parentNode.removeChild(container);
    };

    document.body.appendChild(container);
    let newContext = config.contextConfig;
    if (!newContext) newContext = ConfigProvider.getContext();

    let instance, myRef;

    ReactDOM.render(
        <ConfigProvider {...newContext}>
            <ConfigModal
                {...config}
                afterClose={unmount}
                ref={ref => {
                    myRef = ref;
                }}
            />
        </ConfigProvider>,
        container,
        function() {
            instance = myRef;
        }
    );
    return {
        hide: () => {
            const inc = instance && instance.getInstance();
            inc && inc.close();
        },
    };
};