save_translation_file/save_translation_file_view.xml
<?xml version="1.0" encoding="UTF-8"?>
<openerp>
<data>
<record id="module_form" model="ir.ui.view">
<field name="name">ir.module.module.form</field>
<field name="model">ir.module.module</field>
<field name="inherit_id" ref="base.module_form"/>
<field name="arch" type="xml">
<button name="button_install_cancel" position="after">
<button name="button_save_translation"
string="Save translation file"
confirm="Overwrite all i18n files for this module ?"
type="object"
states="installed"
icon="terp-translate"
/>
</button>
</field>
</record>
<record id="module_tree" model="ir.ui.view">
<field name="name">ir.module.module.tree</field>
<field name="model">ir.module.module</field>
<field name="inherit_id" ref="base.module_tree"/>
<field name="arch" type="xml">
<field name="state" position="after">
<button name="button_save_translation"
string="Save translation file"
confirm="Overwrite all i18n files for this module ?"
type="object"
states="installed"
icon="terp-translate"
/>
</field>
</field>
</record>
</data>
</openerp>