自认为对workflow还是比较熟。（以前做过）但是这次怎么也不成功，请各位老大帮我看看。
症状是，显示按钮正常（workflow的显示也是正常的），就是点击按钮后，状态不能切换。
py文件中

<br /> &#039;state&#039;:fields.selection([<br />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (&#039;new&#039;,&#039;新义工&#039;),<br />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (&#039;normal&#039;,&#039;正式义工&#039;),<br />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; (&#039;advanced&#039;,&#039;高级义工&#039;)],&#039;义工级别&#039;,readonly=True,select=True),<br />

workflow.xml

<br />&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot;?&gt;<br />&lt;openerp&gt;<br />	&lt;data&gt;<br />	&nbsp; &nbsp; &nbsp; &nbsp; &lt;record id=&quot;aflsyg_volunteer_workflow&quot; model=&quot;workflow&quot;&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &lt;field name=&quot;name&quot;&gt;aflsyg.volunteer.workflow&lt;/field&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &lt;field name=&quot;osv&quot;&gt;aflsyg.volunteer&lt;/field&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &lt;field name=&quot;on_create&quot;&gt;True&lt;/field&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; &lt;/record&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; <br />&nbsp; &nbsp; &nbsp; &nbsp; &lt;record id=&quot;act_volunteer_new&quot; model=&quot;workflow.activity&quot;&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; 	&lt;field name=&quot;wkf_id&quot; ref=&quot;aflsyg_volunteer_workflow&quot;/&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; 	&lt;field name=&quot;flow_start&quot;&gt;True&lt;/field&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; 	&lt;field name=&quot;name&quot;&gt;new&lt;/field&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; 	&lt;field name=&quot;kind&quot;&gt;function&lt;/field&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; 	&lt;field name=&quot;action&quot;&gt;write({&#039;state&#039;:&#039;new&#039;})&lt;/field&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; &lt;/record&gt;<br />&nbsp; &nbsp;  <br />&nbsp; &nbsp; &nbsp; &nbsp; &lt;record id=&quot;act_volunteer_normal&quot; model=&quot;workflow.activity&quot;&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; 	&lt;field name=&quot;wkf_id&quot; ref=&quot;aflsyg_volunteer_workflow&quot;/&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; 	&lt;field name=&quot;name&quot;&gt;normal&lt;/field&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; 	 &lt;field name=&quot;kind&quot;&gt;function&lt;/field&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;  &lt;field name=&quot;action&quot;&gt;write({&#039;state&#039;:&#039;normal&#039;})&lt;/field&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; &lt;/record&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; <br />&nbsp; &nbsp; &nbsp; &nbsp; &lt;record id=&quot;act_volunteer_advanced&quot; model=&quot;workflow.activity&quot;&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; 	&lt;field name=&quot;wkf_id&quot; ref=&quot;aflsyg_volunteer_workflow&quot;/&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; 	&lt;field name=&quot;name&quot;&gt;advance&lt;/field&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; 	 &lt;field name=&quot;kind&quot;&gt;function&lt;/field&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;  &lt;field name=&quot;action&quot;&gt;write({&#039;state&#039;:&#039;advanced&#039;})&lt;/field&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;  &lt;field name=&quot;flow_stop&quot;&gt;True&lt;/field&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; &lt;/record&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;  <br />&nbsp; &nbsp; &nbsp; &nbsp; &lt;record id=&quot;trans_new_normal&quot; model=&quot;workflow.transition&quot;&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &lt;field name=&quot;act_from&quot; ref=&quot;act_volunteer_new&quot;/&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &lt;field name=&quot;act_to&quot; ref=&quot;act_volunteer_normal&quot;/&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &lt;field name=&quot;signal&quot;&gt;be_normal&lt;/field&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; &lt;/record&gt;<br /><br />&nbsp; &nbsp; &nbsp; &nbsp; &lt;record id=&quot;trans_normal_advanced&quot; model=&quot;workflow.transition&quot;&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &lt;field name=&quot;act_from&quot; ref=&quot;act_volunteer_normal&quot;/&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &lt;field name=&quot;act_to&quot; ref=&quot;act_volunteer_advanced&quot;/&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &lt;field name=&quot;signal&quot;&gt;be_advanced&lt;/field&gt;<br />&nbsp; &nbsp; &nbsp; &nbsp; &lt;/record&gt;&nbsp; &nbsp; &nbsp; &nbsp; &lt;!--&nbsp; --&gt;<br />	&lt;/data&gt;<br />&lt;/openerp&gt;

view.xml中

<br />	&lt;button name=&quot;be_normal&quot; string=&quot;晋升为正式义工&quot; states=&quot;new&quot; icon=&quot;gtk-convert&quot;/&gt;<br />	&lt;button name=&quot;be_advanced&quot; string=&quot;晋升为高级义工&quot; states=&quot;normal&quot; icon=&quot;gtk-convert&quot;/&gt;<br />

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