tabLayout放两个dataGrid ,toolBar显示位置问题
<layout:absoluteLayout header="false">
<layout:panel x="0" y="0" header="false">
<layout:panelGrid columns="3">
<layout:cell>
<w:button label="button1" />
</layout:cell>
<layout:cell>
<w:button label="button2" />
</layout:cell>
<layout:cell>
<w:button label="button3" />
</layout:cell>
</layout:panelGrid>
</layout:panel>
<layout:tabLayout id="tabs" border="false" jsvar="tabs" height="500" x="0" y="50">
<layout:panel title="grid1" style="height:200px;overflow: auto;">
<w:dataGrid paged="true" rows="20" id="dataGrid1" var="data1" toolBarPosition="bottom">
</w:dataGrid>
</layout:panel>
<layout:panel title="grid2" style="height:200px;overflow: auto;">
<w:dataGrid paged="true" rows="20" id="dataGrid2" var="data2" toolBarPosition="bottom">
</w:dataGrid>
</layout:panel>
</layout:tabLayout>
</layout:absoluteLayout>
请问为什么一个标签下的datagrid的toolbar在上面,另一却在下面呢,设置toolBarPosition也不行