2.2.177 ShowTaskpane

Target namespace: http://schemas.microsoft.com/office/mailappversionoverrides/1.1

Specifies a taskpane extension URL to display when a user interface extension point is invoked by the user.

Child Elements:

SourceLocation: A URLResourceReference element that specifies the URL of the page to display on the taskpane.

SupportsPinning: A boolean element ([XMLSCHEMA2] section 3.2.2) that specifies the taskpane can be pinned by the host.

SupportsNoItemContext: A boolean element ([XMLSCHEMA2] section 3.2.2) that specifies an add-in can activate without the Reading Pane enabled or a message selected.<1>

SupportsMultiSelect: A boolean element ([XMLSCHEMA2] section 3.2.2) that specifies that an add-in can activate on multiple selected messages<2>. 

The following W3C XML Schema ([XMLSCHEMA1/2] section 2.1) fragment specifies the contents of this complex type.

 <xs:complexType name="ShowTaskpane">
   <xs:complexContent>
     <xs:extension base="Action">
       <xs:sequence>
         <xs:element name="SourceLocation" type="bt:URLResourceReference" minOccurs="1" maxOccurs="1"/>
         <xs:element name="SupportsPinning" type="xs:boolean" minOccurs="0" maxOccurs="1"/>
         <xs:element name="SupportsNoItemContext" type="xs:boolean" minOccurs="0" maxOccurs="1"/>
         <xs:element name="SupportsMultiSelect" type="xs:boolean" minOccurs="0" maxOccurs="1"/>
       </xs:sequence>
     </xs:extension>
   </xs:complexContent>
 </xs:complexType>

See section 5.5 for the full W3C XML Schema ([XMLSCHEMA1/2] section 2.1).