odoo/addons/email/email_gateway_view.xml

<?xml version="1.0"?>
<openerp>
    <data>

        <record model="ir.ui.view" id="view_mailgate_thread_form">
            <field name="name">mailgate.thread.form</field>
            <field name="model">mailgate.thread</field>
            <field name="type">form</field>
            <field name="arch" type="xml">
                <form string="Mailgateway Thread">
                    <separator string="History" colspan="4"/>
                    <field name="message_ids" nolabel="1" colspan="4" mode="tree,form">
                        <tree string="Mailgateway History">
                            <field name="display_text"/>
                        </tree>
                        <form string="Mailgate History">
                            <field name="name" widget="char"/>
                            <field name="date"/>
                            <field name="user_id"/>
                            <field name="message_id"/>
                            <field name="history"/>
                            <notebook colspan="4">
                                <page string="Email Details">
                                    <group col="4" colspan="4">
                                        <separator string="Email Details" colspan="4"/>
                                        <field name="email_from"/>
                                        <field name="email_to"/>
                                        <field name="email_cc"/>
                                        <field name="email_bcc"/>
                                   </group>
                                </page>
                                <page string="Attachments">
                                    <separator string="Attachments" colspan="4"/>
                                    <field name="attachment_ids" nolabel="1" colspan="4" />
                                </page>
                            </notebook>
                        </form>
                    </field>
                </form>
            </field>
        </record>

        <record model="ir.ui.view" id="view_mailgate_thread_tree">
            <field name="name">mailgate.thread.tree</field>
            <field name="model">mailgate.thread</field>
            <field name="type">tree</field>
            <field name="arch" type="xml">
                <tree string="Mailgateway Thread">
                    <field name="message_ids" />
                </tree>
            </field>
        </record>

         <!--        Emails action-->
        <record model="ir.actions.act_window" id="action_view_mailgate_thread">
            <field name="name">Mailgateway Threads</field>
            <field name="res_model">mailgate.thread</field>
            <field name="view_mode">tree,form</field>
            <field name="view_type">form</field>
            <field name="view_id" ref="view_mailgate_thread_tree"/>
        </record>

        <record model="ir.actions.act_window.view" id="action_view_mailgate_thread_view1">
            <field name="sequence" eval="1"/>
            <field name="view_mode">tree</field>
            <field name="view_id" ref="view_mailgate_thread_tree"/>
            <field name="act_window_id" ref="action_view_mailgate_thread"/>
        </record>
        <record model="ir.actions.act_window.view" id="action_view_mailgate_thread_view2">
            <field name="sequence" eval="2"/>
            <field name="view_mode">form</field>
            <field name="view_id" ref="view_mailgate_thread_form"/>
            <field name="act_window_id" ref="action_view_mailgate_thread"/>
        </record>

        <record model="ir.actions.act_window.view" id="action_view_mailgate_thread_view1">
            <field name="sequence" eval="1"/>
            <field name="view_mode">tree</field>
            <field name="view_id" ref="view_mailgate_thread_tree"/>
            <field name="act_window_id" ref="action_view_mailgate_thread"/>
        </record>
        <record model="ir.actions.act_window.view" id="action_view_mailgate_thread_view2">
            <field name="sequence" eval="2"/>
            <field name="view_mode">form</field>
            <field name="view_id" ref="view_mailgate_thread_form"/>
            <field name="act_window_id" ref="action_view_mailgate_thread"/>
        </record>

    </data>
</openerp>