fetchmail_attach_from_folder/wizard/attach_mail_manually.xml
<?xml version="1.0" encoding="utf-8"?>
<openerp>
<data>
<record model="ir.ui.view" id="view_attach_mail_manually">
<field name="name">fetchmail.attach.mail.manually</field>
<field name="model">fetchmail.attach.mail.manually</field>
<field name="arch" type="xml">
<form col="4" string="Attach mail manually">
<group>
<field name="folder_id" />
<field name="mail_ids" nolabel="1" colspan="4">
<tree editable="top" create="0">
<field name="subject" />
<field name="date" />
<field name="object_id" />
</tree>
</field>
</group>
<footer>
<button string="Save" type="object" name="attach_mails" class="oe_highlight" />
or
<button special="cancel" string="Cancel" class="oe_link" />
</footer>
</form>
</field>
</record>
</data>
</openerp>