topic How do the extensions detect a change in the code behind? in Integration, Extension & APIs https://community.qlik.com/t5/Integration-Extension-APIs/How-do-the-extensions-detect-a-change-in-the-code-behind/m-p/1320085#M7403 <HTML><HEAD></HEAD><BODY><P>I am using d3 to edit an extension. I want to build a new extension, but I do not know what signals the code behind that a user has made a change to a setting in a side panel. For instance, if a maxValue is in the side panel, how does the code behind detect that the user changed the number?</P><P></P><P>Any tutorials or videos or answers that would show me that code would be great! </P><P></P><P>#extensionsnoob</P></BODY></HTML> Mon, 17 Jul 2017 13:59:05 GMT bekahbeets 2017-07-17T13:59:05Z How do the extensions detect a change in the code behind? https://community.qlik.com/t5/Integration-Extension-APIs/How-do-the-extensions-detect-a-change-in-the-code-behind/m-p/1320085#M7403 <HTML><HEAD></HEAD><BODY><P>I am using d3 to edit an extension. I want to build a new extension, but I do not know what signals the code behind that a user has made a change to a setting in a side panel. For instance, if a maxValue is in the side panel, how does the code behind detect that the user changed the number?</P><P></P><P>Any tutorials or videos or answers that would show me that code would be great! </P><P></P><P>#extensionsnoob</P></BODY></HTML> Mon, 17 Jul 2017 13:59:05 GMT https://community.qlik.com/t5/Integration-Extension-APIs/How-do-the-extensions-detect-a-change-in-the-code-behind/m-p/1320085#M7403 bekahbeets 2017-07-17T13:59:05Z Re: How do the extensions detect a change in the code behind? https://community.qlik.com/t5/Integration-Extension-APIs/How-do-the-extensions-detect-a-change-in-the-code-behind/m-p/1320086#M7404 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P>When the user changes a property it is sent to the engine. The layout will then be recalculated, baser in the ned property. After that then paint method will be called.</P><P></P><P>Hope this helps</P><P></P><P>Erik Wetterberg</P></BODY></HTML> Mon, 17 Jul 2017 14:30:24 GMT https://community.qlik.com/t5/Integration-Extension-APIs/How-do-the-extensions-detect-a-change-in-the-code-behind/m-p/1320086#M7404 ErikWetterberg 2017-07-17T14:30:24Z Re: How do the extensions detect a change in the code behind? https://community.qlik.com/t5/Integration-Extension-APIs/How-do-the-extensions-detect-a-change-in-the-code-behind/m-p/1320087#M7405 <HTML><HEAD></HEAD><BODY><P>I need CODE.</P></BODY></HTML> Mon, 17 Jul 2017 14:36:44 GMT https://community.qlik.com/t5/Integration-Extension-APIs/How-do-the-extensions-detect-a-change-in-the-code-behind/m-p/1320087#M7405 bekahbeets 2017-07-17T14:36:44Z Re: How do the extensions detect a change in the code behind? https://community.qlik.com/t5/Integration-Extension-APIs/How-do-the-extensions-detect-a-change-in-the-code-behind/m-p/1320088#M7406 <HTML><HEAD></HEAD><BODY><P>Just write your rendering code in the paint method, using the values in the layout, and it will be called when needed.</P><P></P><P>Erik</P></BODY></HTML> Tue, 18 Jul 2017 14:42:52 GMT https://community.qlik.com/t5/Integration-Extension-APIs/How-do-the-extensions-detect-a-change-in-the-code-behind/m-p/1320088#M7406 ErikWetterberg 2017-07-18T14:42:52Z