school/admission_workflow.xml

<?xml version="1.0" encoding="utf-8"?>
<openerp>
<data>

    <!-- General structure of a workflow XML file -->
    <record model="workflow" id="wkf_event">
        <field name="name">workflow.event</field>
        <field name="osv">student.student</field>
        <field name="on_create">True</field>
    </record>

    <!-- Admission Procedure Workflow Activities -->
    <record model="workflow.activity" id="act_draft">
        <field name="wkf_id" ref="wkf_event"/>
        <field name="name">activity.draft</field>
        <field name="flow_start">True</field>
    </record>

    <record model="workflow.activity" id="act_confirm">
        <field name="name">activity.confirm</field>
        <field name="wkf_id" ref="wkf_event"/>
         <field name="kind">function</field>
         <field name="action">admission_confirm()</field>
    </record>

    <record model="workflow.activity" id="act_cancel">
        <field name="wkf_id" ref="wkf_event"/>
        <field name="name">activity.cancel</field>
        <field name="flow_stop">True</field>
         <field name="kind">function</field>
         <field name="action">admission_cancel()</field>
    </record>
    
    <record model="workflow.activity" id="act_done">
        <field name="name">activity.done</field>
        <field name="wkf_id" ref="wkf_event"/>
        <field name="flow_stop">True</field>
        <field name="kind">function</field>
        <field name="action">admission_done()</field>
    </record>

    <!-- Admission Procedure Workflow Transitions -->
    <record model="workflow.transition" id="trans_draft_confirm">
        <field name="act_from" ref="act_draft"/>
        <field name="act_to" ref="act_confirm"/>
        <field name="signal">admission_confirm</field>
    </record>

    <record model="workflow.transition" id="trans_confirm_cancel">
        <field name="act_from" ref="act_confirm"/>
        <field name="act_to" ref="act_cancel"/>
        <field name="signal">admission_cancel</field>
    </record>

    <record model="workflow.transition" id="trans_confirm_done">
        <field name="act_from" ref="act_confirm"/>
        <field name="act_to" ref="act_done"/>
        <field name="signal">admission_done</field>
    </record>

</data>
</openerp>