cooperative-market/beesdoo_shift/views/task.xml

<odoo>
    <record model="ir.ui.view" id="task_view_tree">
        <field name="name">Task Template List</field>
        <field name="model">beesdoo.shift.shift</field>
        <field name="arch" type="xml">
            <tree>
                <field name="start_time" />
                <field name="planning_id" />
                <field name="task_type_id" />
                <field name="name" />
                <field name="worker_id" />
                <field name="end_time" />
            </tree>
        </field>
    </record>

    <record model="ir.ui.view" id="task_view_calendar">
        <field name="name">Task Template List</field>
        <field name="model">beesdoo.shift.shift</field>
        <field name="arch" type="xml">
            <calendar string="Calendar View" date_start="start_time"
                date_stop="end_time" color="task_type_id">
                <field name="name" />
                <field name="worker_id" />
            </calendar>
        </field>
    </record>

    <record model="ir.ui.view" id="task_view_form">
        <field name="name">Task Template Form</field>
        <field name="model">beesdoo.shift.shift</field>
        <field name="arch" type="xml">
            <form>
                <header>
                    <field name="state" widget="statusbar" clickable="1" />
                </header>
                <sheet>
                    <div class="oe_title">
                        <h1>
                            <field name="name" />
                        </h1>
                    </div>
                    <group>
                        <group>
                            <field name="task_template_id" />
                            <field name="task_type_id" />
                            <field name="worker_id" />
                        </group>
                        <group>
                            <field name="start_time" />
                            <field name="end_time" />
                        </group>
                    </group>
                </sheet>
                <!-- Solution Ex1 -->
                <div class="oe_chatter">
                    <field name="message_follower_ids" widget="mail_followers" />
                    <field name="message_ids" widget="mail_thread" />
                </div>
            </form>
        </field>
    </record>

    <!-- Actions -->
    <record model="ir.actions.act_window" id="action_task">
        <field name="name">Task Action</field>
        <field name="res_model">beesdoo.shift.shift</field>
        <field name="view_mode">calendar,tree,form,pivot</field>
    </record>

    <!-- Top menu item -->
    <menuitem name="Planning" id="menu_task_top" parent="menu_root"
        sequence="1" />
    <!-- actions -->
    <menuitem name="Shift" id="menu_task" parent="menu_task_top"
        action="action_task" />
</odoo>