ASPxClientCommandConsts.SHOWINTELLISENSE_COMMAND Property

SHOWINTELLISENSE_COMMAND 
Type: String

<dx:ASPxRibbon runat="server" ID="ASPxHtmlEditor2_Ribbon" ShowFileTab="false" Width="600px"> 
    <ClientSideEvents CommandExecuted="onRibbonCommandExecuted" /> 
    <Tabs> 
        <dx:RibbonTab Text="Edit"> 
            <Groups> 
                <dx:RibbonGroup Text="Comment"> 
                    <Items> 
                        <dx:RibbonButtonItem Text="Comment" Name="comment"> 
                            <SmallImage IconID="comments_editcomment_16x16"> 
                            </SmallImage> 
                        </dx:RibbonButtonItem> 
                        <dx:RibbonButtonItem Text="Uncomment" Name="uncomment"> 
                            <SmallImage IconID="comments_deletecomment_16x16"> 
                            </SmallImage> 
                        </dx:RibbonButtonItem> 
                    </Items> 
                </dx:RibbonGroup> 
                <dx:RibbonGroup Text="View"> 
                    <Items> 
                        <dx:RibbonButtonItem Text="Collapse" Name="collapsetag"> 
                            <SmallImage IconID="arrows_next_16x16"> 
                            </SmallImage> 
                        </dx:RibbonButtonItem> 
                        <dx:RibbonButtonItem Text="Expand" Name="expandtag"> 
                            <SmallImage IconID="arrows_prev_16x16"> 
                            </SmallImage> 
                        </dx:RibbonButtonItem> 
                    </Items> 
                </dx:RibbonGroup> 
                <dx:RibbonGroup Text="Misc"> 
                    <Items> 
                        <dx:RibbonButtonItem Text="Format Document" Name="formatdocument"> 
                            <SmallImage IconID="actions_reading_16x16"> 
                            </SmallImage> 
                        </dx:RibbonButtonItem> 
                        <dx:RibbonButtonItem Text="Show Intellisense" Name="showintellisense"> 
                            <SmallImage IconID="actions_show_16x16"> 
                            </SmallImage> 
                        </dx:RibbonButtonItem> 
                    </Items> 
                </dx:RibbonGroup> 
            </Groups> 
        </dx:RibbonTab> 
    </Tabs> 
</dx:ASPxRibbon> 
<dx:ASPxHtmlEditor runat="server" ID="ASPxHtmlEditor2" ToolbarMode="None" ActiveView="Html"> 
    <Settings AllowDesignView="false" AllowPreview="false"> 
        <SettingsHtmlView EnableAutoCompletion="true" /> 
    </Settings> 
</dx:ASPxHtmlEditor> 

<script>
function onRibbonCommandExecuted(s, e) {
    ASPxHtmlEditor2.ExecuteCommand(e.item.name); 
}
</script>