outlook.xml

<?xml version="1.0" encoding="UTF-8"?>
<OfficeApp xmlns="http://schemas.microsoft.com/office/appforoffice/1.1" xmlns:bt="http://schemas.microsoft.com/office/officeappbasictypes/1.0" xmlns:ov="http://schemas.microsoft.com/office/taskpaneappversionoverrides" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="MailApp">
   <Id>2f943db3-85e5-4544-afb1-be356d4a65bb</Id>
   <Version>1.0.0</Version>
   <ProviderName>MyCompany</ProviderName>
   <DefaultLocale>en-US</DefaultLocale>
   <DisplayName DefaultValue="Our Product" />
   <Description DefaultValue="Description" />
   <IconUrl DefaultValue="https://onlinedomain.com/logo80x80.png" />
   <HighResolutionIconUrl DefaultValue="https://onlinedomain.com/logo80x80.png" />
   <AppDomains>
      <AppDomain>local-server</AppDomain>
      <AppDomain>onlinedomain.com</AppDomain>
   </AppDomains>
   <Hosts>
      <Host Name="Mailbox" />
   </Hosts>
   <Requirements>
      <Sets>
         <Set Name="Mailbox" MinVersion="1.1" />
      </Sets>
   </Requirements>
   <FormSettings>
      <Form xsi:type="ItemRead">
         <DesktopSettings>
            <SourceLocation DefaultValue="https://local-server:443/officeAddin.htm" />
            <RequestedHeight>250</RequestedHeight>
         </DesktopSettings>
      </Form>
   </FormSettings>
   <Permissions>ReadWriteItem</Permissions>
   <Rule xsi:type="RuleCollection" Mode="Or">
      <Rule xsi:type="ItemIs" ItemType="Message" FormType="Read" />
   </Rule>
   <DisableEntityHighlighting>false</DisableEntityHighlighting>
   <VersionOverrides xmlns="http://schemas.microsoft.com/office/mailappversionoverrides" xsi:type="VersionOverridesV1_0">
      <Requirements>
         <bt:Sets DefaultMinVersion="1.3">
            <bt:Set Name="Mailbox" />
         </bt:Sets>
      </Requirements>
      <Hosts>
         <Host xsi:type="MailHost">
            <DesktopFormFactor>
               <FunctionFile resid="OfficeAddin.FunctionFile" />
               <ExtensionPoint xsi:type="MessageReadCommandSurface">
                  <OfficeTab id="TabHome">
                     <Group id="OfficeGroup">
                        <Label resid="OfficeAddin.Company" />
                        <Control xsi:type="Button" id="OfficeTaskPaneButton">
                           <Label resid="OfficeAddin.Name" />
                           <Supertip>
                              <Title resid="OfficeAddin.Name" />
                              <Description resid="OfficeAddin.LongDescription" />
                           </Supertip>
                           <Icon>
                              <bt:Image size="16" resid="OfficeAddin.Logo16x16" />
                              <bt:Image size="32" resid="OfficeAddin.Logo32x32" />
                              <bt:Image size="80" resid="OfficeAddin.Logo80x80" />
                           </Icon>
                           <Action xsi:type="ShowTaskpane">
                              <SourceLocation resid="OfficeAddin.URL" />
                           </Action>
                        </Control>
                     </Group>
                  </OfficeTab>
               </ExtensionPoint>
            </DesktopFormFactor>
         </Host>
      </Hosts>
      <Resources>
         <bt:Images>
            <bt:Image id="OfficeAddin.Logo80x80" DefaultValue="https://onlinedomain.com/logo80x80.png" />
            <bt:Image id="OfficeAddin.Logo32x32" DefaultValue="https://onlinedomain.com/logo32x32.png" />
            <bt:Image id="OfficeAddin.Logo16x16" DefaultValue="https://onlinedomain.com/logo16x16.png" />
         </bt:Images>
         <bt:Urls>
            <bt:Url id="OfficeAddin.URL" DefaultValue="https://local-server:443/officeAddin.htm" />
            <bt:Url id="OfficeAddin.FunctionFile" DefaultValue="https://local-server:443/thisFileDoesNotExist.js" />
            <bt:Url id="OfficeAddin.LearnMoreUrl" DefaultValue="https://local-server:443/officeAddin.htm" />
         </bt:Urls>
         <bt:ShortStrings>
            <bt:String id="OfficeAddin.Name" DefaultValue="Our Product" />
            <bt:String id="OfficeAddin.Company" DefaultValue="MyCompany" />
            <bt:String id="OfficeAddin.Description" DefaultValue="Description" />
            <bt:String id="OfficeAddin.Title" DefaultValue="Our Product Title" />
         </bt:ShortStrings>
         <bt:LongStrings>
            <bt:String id="OfficeAddin.LongDescription" DefaultValue="Description" />
            <bt:String id="OfficeAddin.Name" DefaultValue="Our Product" />
         </bt:LongStrings>
      </Resources>
   </VersionOverrides>
</OfficeApp>