export interface EmailComposerOptions {
    app?: string;
    to?: string | Array<string>;
    cc?: string | Array<string>;
    bcc?: string | Array<string>;
    attachments?: Array<any>;
    subject?: string;
    body?: string;
    isHtml?: boolean;
}
/**
 * @beta
 * @name Email Composer
 * @description
 *
 * Requires Cordova plugin: cordova-plugin-email-composer. For more info, please see the [Email Composer plugin docs](https://github.com/hypery2k/cordova-email-plugin).
 *
 * DISCLAIMER: This plugin is experiencing issues with the latest versions of Cordova. Use at your own risk. Functionality is not guaranteed. Please stay tuned for a more stable version.
 * A good alternative to this plugin is the social sharing plugin.
 *
 * @usage
 * ```typescript
 * import { EmailComposer } from 'ionic-native';
 *
 *
 * EmailComposer.isAvailable().then((available: boolean) =>{
 *  if(available) {
 *    //Now we know we can send
 *  }
 * });
 *
 * let email = {
 *   to: 'max@mustermann.de',
 *   cc: 'erika@mustermann.de',
 *   bcc: ['john@doe.com', 'jane@doe.com'],
 *   attachments: [
 *     'file://img/logo.png',
 *     'res://icon.png',
 *     'base64:icon.png//iVBORw0KGgoAAAANSUhEUg...',
 *     'file://README.pdf'
 *   ],
 *   subject: 'Cordova Icons',
 *   body: 'How are you? Nice greetings from Leipzig',
 *   isHtml: true
 * };
 *
 * // Send a text message using default options
 * EmailComposer.open(email);
 *
 * ```
 * @interfaces
 * EmailComposerOptions
 */
export declare class EmailComposer {
    /**
     * Verifies if sending emails is supported on the device.
     *
     * @param app {string?} An optional app id or uri scheme.
     * @returns {Promise<any>} Resolves if available, rejects if not available
     */
    static isAvailable(app?: string): Promise<any>;
    /**
     * Adds a new mail app alias.
     *
     * @param alias {string} The alias name
     * @param packageName {string} The package name
     */
    static addAlias(alias: string, packageName: string): void;
    /**
     * Displays the email composer pre-filled with data.
     *
     * @param options {EmailComposerOptions} Email
     * @param scope {any?} An optional scope for the promise
     * @returns {Promise<any>} Resolves promise when the EmailComposer has been opened
     */
    static open(options: EmailComposerOptions, scope?: any): Promise<any>;
}