conservatorio-tomadini/administrator/components/com_mails/forms/template.xml

<?xml version="1.0" encoding="UTF-8"?>
<form addfieldprefix="Joomla\Component\Mails\Administrator\Field">
	<fieldset>
		<field
			name="template_id"
			type="hidden"
		/>
		<field
			name="language"
			type="hidden"
		/>
		<field
			name="subject"
			type="text"
			label="COM_MAILS_FIELD_SUBJECT_LABEL"
		/>
		<field
			name="body"
			type="editor"
			label="COM_MAILS_FIELD_BODY_LABEL"
			editor="none"
			buttons="false"
			rows="20"
			class="form-control"
			filter="\Joomla\CMS\Component\ComponentHelper::filterText"
		/>
		<field
			name="htmlbody"
			type="editor"
			label="COM_MAILS_FIELD_HTMLBODY_LABEL"
			buttons="true"
			hide="fields,pagebreak,readmore,module"
			class="inputbox"
			filter="\Joomla\CMS\Component\ComponentHelper::filterText"
		/>
	</fieldset>
	<field
		name="attachments"
		type="subform"
		label="COM_MAILS_FIELD_ATTACHMENTS_LABEL"
		multiple="true"
		layout="joomla.form.field.subform.repeatable-table"
		>
		<form>
			<field
				name="file"
				type="filelist"
				hide_default="true"
				label="COM_MAILS_FIELD_FILE_LABEL"
				validate="options"
			/>
			<field
				name="name"
				type="text"
				label="COM_MAILS_FIELD_FILENAME_LABEL"
			/>
		</form>
	</field>
	<fields name="params" label="COM_MAILS_FIELD_BASIC_LABEL">

		<fieldset name="basic">

			<field
				name="alternative_mailconfig"
				type="radio"
				label="COM_MAILS_FIELD_ALTERNATIVE_MAILCONFIG_LABEL"
				layout="joomla.form.field.radio.switcher"
				default="0"
				filter="boolean"
				>
				<option value="0">JNO</option>
				<option value="1">JYES</option>
			</field>

			<field
				name="mailfrom"
				type="email"
				label="COM_MAILS_FIELD_MAIL_FROM_EMAIL_LABEL"
				filter="string"
				validate="email"
				showon="alternative_mailconfig:1"
			/>

			<field
				name="fromname"
				type="text"
				label="COM_MAILS_FIELD_MAIL_FROM_NAME_LABEL"
				filter="string"
				showon="alternative_mailconfig:1"
			/>

			<field
				name="replyto"
				type="email"
				label="COM_MAILS_FIELD_MAIL_REPLY_TO_EMAIL_LABEL"
				filter="string"
				validate="email"
				showon="alternative_mailconfig:1"
			/>

			<field
				name="replytoname"
				type="text"
				label="COM_MAILS_FIELD_MAIL_REPLY_TO_NAME_LABEL"
				filter="string"
				showon="alternative_mailconfig:1"
			/>

			<field
				name="mailer"
				type="list"
				label="COM_MAILS_FIELD_MAIL_MAILER_LABEL"
				default="mail"
				filter="word"
				showon="alternative_mailconfig:1"
				validate="options"
				>
				<option value="mail">COM_MAILS_FIELD_VALUE_PHP_MAIL</option>
				<option value="sendmail">COM_MAILS_FIELD_VALUE_SENDMAIL</option>
				<option value="smtp">COM_MAILS_FIELD_VALUE_SMTP</option>
			</field>

			<field
				name="sendmail"
				type="text"
				label="COM_MAILS_FIELD_MAIL_SENDMAIL_PATH_LABEL"
				default="/usr/sbin/sendmail"
				showon="alternative_mailconfig:1[AND]mailer:sendmail"
				filter="string"
			/>

			<field
				name="smtphost"
				type="text"
				label="COM_MAILS_FIELD_MAIL_SMTP_HOST_LABEL"
				default="localhost"
				showon="alternative_mailconfig:1[AND]mailer:smtp"
				filter="string"
			/>

			<field
				name="smtpport"
				type="number"
				label="COM_MAILS_FIELD_MAIL_SMTP_PORT_LABEL"
				showon="alternative_mailconfig:1[AND]mailer:smtp"
				min="1"
				max="65535"
				default="25"
				hint="25"
				validate="number"
				filter="integer"
			/>

			<field
				name="smtpsecure"
				type="list"
				label="COM_MAILS_FIELD_MAIL_SMTP_SECURE_LABEL"
				default="none"
				showon="alternative_mailconfig:1[AND]mailer:smtp"
				filter="word"
				validate="options"
				>
				<option value="none">COM_MAILS_FIELD_VALUE_NONE</option>
				<option value="ssl">COM_MAILS_FIELD_VALUE_SSL</option>
				<option value="tls">COM_MAILS_FIELD_VALUE_TLS</option>
			</field>

			<field
				name="smtpauth"
				type="radio"
				label="COM_MAILS_FIELD_MAIL_SMTP_AUTH_LABEL"
				layout="joomla.form.field.radio.switcher"
				default="0"
				showon="alternative_mailconfig:1[AND]mailer:smtp"
				filter="boolean"
				>
				<option value="0">JNO</option>
				<option value="1">JYES</option>
			</field>

			<field
				name="smtpuser"
				type="text"
				label="COM_MAILS_FIELD_MAIL_SMTP_USERNAME_LABEL"
				showon="alternative_mailconfig:1[AND]mailer:smtp[AND]smtpauth:1"
				filter="string"
				autocomplete="off"
			/>

			<field
				name="smtppass"
				type="password"
				label="COM_MAILS_FIELD_MAIL_SMTP_PASSWORD_LABEL"
				showon="alternative_mailconfig:1[AND]mailer:smtp[AND]smtpauth:1"
				filter="raw"
				autocomplete="off"
				lock="true"
			/>

			<field
				name="copyto"
				type="email"
				label="COM_MAILS_FIELD_MAIL_COPY_MAIL_LABEL"
				validate="email"
				default=""
				filter="string"
			/>

			<field
				name="disable_htmllayout"
				type="list"
				label="COM_MAILS_FIELD_HTML_LAYOUT_OFF_LABEL"
				validate="options"
				class="form-select-color-state"
				useglobal="true"
				>
				<option value="0">JDISABLED</option>
				<option value="1">JENABLED</option>
			</field>

			<field
				name="htmllayout"
				type="mailtemplateLayout"
				label="COM_MAILS_FIELD_HTML_LAYOUT_LABEL"
				class="form-select"
				useglobal="true"
				default=""
				showon="disable_htmllayout!:0"
			/>

			<field
				name="disable_logofile"
				type="radio"
				label="COM_MAILS_FIELD_HTML_LAYOUT_LOGO_OFF_LABEL"
				layout="joomla.form.field.radio.switcher"
				default="1"
				showon="disable_htmllayout!:0[AND]htmllayout!:mailtemplate"
				validate="options"
				>
				<option value="0">JDISABLED</option>
				<option value="1">JENABLED</option>
			</field>

		</fieldset>
	</fields>
</form>