Openerp example view xml

<?xml version="1.0" encoding="UTF-8"?>
<openerp>
    <data>
        <record id="view_gcoop_example_form" model="ir.ui.view">
            <field name="name">gcoop.example.form</field>
            <field name="model">gcoop.example</field>
            <field name="type">form</field>
            <field name="arch" type="xml">
                <form string="Vista gcoop example">
                    <group col="2" colspan="0">
                        <field name="field_1"/>
                        <field name="field_2"/>
                    </group>
                    <!-- BUTTONS -->
                    <separator string="Workflow Actions" colspan="0"/>
                    <group colspan="2" col="0">
                        <button name="gcoop_new" string="New" states="new" />
                        <button name="gcoop_negotiation" string="In Negotiation" states="assigned" type="workflow" />
                        <button name="gcoop_won" string="Won" states="negotiating" />
                        <button name="gcoop_lost" string="Lost" states="negotiating" />
                    </group>
                </form>
            </field>
        </record>
        <record id="view_gcoop_example_tree" model="ir.ui.view">
            <field name="name">gcoop.example.tree</field>
            <field name="model">gcoop.example</field>
            <field name="type">tree</field>
            <field name="arch" type="xml">
                <tree string="Vista gcoop example">
                        <field name="field_1"/>
                </tree>
            </field>
        </record>
        <!-- ACTIONS -->
        <record id="act_gcoop_form" model="ir.actions.act_window">
            <field name="name">Form Gcoop</field>
            <field name="type">ir.actions.act_window</field>
            <field name="res_model">gcoop.example</field>
            <field name="view_type">form</field>
            <field name="view_mode">form,tree</field>
            <field name="view_id" ref="view_gcoop_example_form"/>
        </record>
        <!--  MENUITEM -->
        <menuitem name="Gcoop Form" action="act_gcoop_form" id="menu_gcoop_form" sequence="1" />


    </data>
</openerp>