获取尾程pod，弹出向导出现 点击预览开始获取pod文字，预览成功获取之后，文字隐藏

ccs_base/wizard/batch_get_lastmile_pod_info_wizard_views.xml

@@ -8,10 +8,15 @@
             <field name="arch" type="xml">
                 <form string="Batch Get Last Mile POD Info">  <!-- 批量获取尾程POD信息 -->
                     <sheet>
+                        <div class="oe_title" attrs="{'invisible': [('pdf_file','!=',False)]}">
+                            <h3>Click to preview and start downloading the file</h3>  <!-- 点击预览开始获取文件 -->
+                        </div>
                         <group>
                             <group>
-                                <field name="get_last_mile_pod" widget="boolean_toggle" attrs="{'invisible': [('pdf_file','=',False)]}"/>
-                                <field name="sync_last_mile_pod" widget="boolean_toggle" attrs="{'invisible': ['|', ('pdf_file','=',False), ('show_sync_last_mile_pod','=',False)]}"/>
+                                <field name="get_last_mile_pod" widget="boolean_toggle"
+                                       attrs="{'invisible': [('pdf_file','=',False)]}"/>
+                                <field name="sync_last_mile_pod" widget="boolean_toggle"
+                                       attrs="{'invisible': ['|', ('pdf_file','=',False), ('show_sync_last_mile_pod','=',False)]}"/>
                                 <field name="show_sync_last_mile_pod" invisible="1"/>
                             </group>
                         </group>
@@ -23,7 +28,8 @@
                             <ul>
                                 <li>
                                     <strong>Upload to Last Mile POD:</strong>
-                                    Write fetched PDF to BL attachments with name "Last Mile POD (pending big package count and box no.)"
+                                    Write fetched PDF to BL attachments with name "Last Mile POD (pending big package
+                                    count and box no.)"
                                 </li>
                                 <li attrs="{'invisible': [('show_sync_last_mile_pod','=',False)]}">
                                     <strong>Sync to TK:</strong>
@@ -47,7 +53,7 @@
                             <!-- 勾了上传或同步尾程POD信息，才显示确认按钮 -->
                             <button string="Confirm" type="object" name="confirm" class="btn-primary"
                                     attrs="{'invisible': ['|', ('pdf_file','=',False), '&amp;', ('get_last_mile_pod','=',False), ('sync_last_mile_pod','=',False)]}"/>
-        
+
                         </footer>
                     </sheet>
                 </form>