https://community.graphisoft.com/t5/Archicad-C-API/Modify-Layer-Setting-Event/m-p/161403#M5937 <DIV class="actalk-migrated-content">I am currently working on an add-on about layers. I am able to put all the current layer names on a combo box (pop-up).<BR /><BR />But the problem is, if there is a new layer created by the user, this new layer will not be in my combo box. (or delete/rename layer)<BR /><BR />Is there an event handler for this situation?<BR /><BR />I've already seen the <STRONG>Notification Manager</STRONG> but there is none for layers there (or is there one but I just don't know how to use?).<BR /><BR />^___^</DIV> Tue, 01 Aug 2023 13:59:28 GMT ReignBough 2023-08-01T13:59:28Z https://community.graphisoft.com/t5/Archicad-C-API/Modify-Layer-Setting-Event/m-p/161403#M5937 <DIV class="actalk-migrated-content">I am currently working on an add-on about layers. I am able to put all the current layer names on a combo box (pop-up).<BR /><BR />But the problem is, if there is a new layer created by the user, this new layer will not be in my combo box. (or delete/rename layer)<BR /><BR />Is there an event handler for this situation?<BR /><BR />I've already seen the <STRONG>Notification Manager</STRONG> but there is none for layers there (or is there one but I just don't know how to use?).<BR /><BR />^___^</DIV> Tue, 01 Aug 2023 13:59:28 GMT https://community.graphisoft.com/t5/Archicad-C-API/Modify-Layer-Setting-Event/m-p/161403#M5937 ReignBough 2023-08-01T13:59:28Z