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Developer forum

Forum Posts

Using the Development Kit with Visual Studio 2022

Hi everyone, In the last couple of weeks we got several questions regarding Visual Studio 2022 and the API DevKit. If you try to use VS 2022 to build your AddOns, you have to keep in mind a few things. First, Archicad 25 and Archicad 26 is built with...

Incorrect polygon winding order for Objects

Has anyone ever noticed that quite a few objects from the library of objects in Archicad are made of parts with polygons with the wrong winding order? In theory, front-facing polygons should have vertices in counter-clockwise order, but some objects ...

How to add check boxes to List Box?

Hi, Please tell me if it is possible to add checkboxes to the List Box?I have a lot of categories that I want to group in a List Box. These categories are selected through standard checkboxes. Is it possible to add them in this form to the List Box?

Anonymous by • Not applicable
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UserItemClickEvent in Archicad 25

In DGUserItem.cpp there used to be a UserItemClickEvent.Has this been replaced by UserItemMouseDownEvent? I've tried replacing UserItemClickEvent with UserItemMouseDownEvent but it doesn't seem to be working.I've changed IsLeftButtonPressed to IsLeft...

Anonymous by • Not applicable
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Resolved! substract from block with help of revolve, if angle # 360

I'm trying to make object with complex wholes. To simplify that made that with basic figures, but as i see subgroup works fine only when revolve's angle =360. Otherwise i see no effect. I was hoping that if j=1 in mask (closed top, side surfaces it),...

Customize ArchiCAD UI elements

Can, I change the style of some elements of UI using ArchiCAD API? For Example set color for button background or text. If it's possible, can you provide me a link\small example or anything that can help me with that issue?

Anonymous by • Not applicable
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Resolved! Picture boxes or canvas tools in Dialogs?

Hello!Which part of the API Reference I need to read about picture boxes?Is there any "canvas" like elements for Archicad?I really need a picture container or an canvas container where I can display and interact a .PNG, or a .SVG file.After some user...

Getting texture coordinates... oh my.

I am working on an exporter and trying to get the texture coordinates out of mesh bodies.I was extremely surprised to find that getting a UV depends on the 3D position of the vertex in the world ! ModelerAPI::Polygon::.GetTextureCoordinate(Vertex* po...

Getting texture coordinates... oh my.

I am working on an exporter and trying to get the texture coordinates out of mesh bodies.I was extremely surprised to find that getting a UV depends on the 3D position of the vertex in the world ! ModelerAPI::Polygon::.GetTextureCoordinate(Vertex* po...

Anonymous by • Not applicable
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ACAPI_Command_Call

I am trying to find info about the second argument to ACAPI_Command_Call. GSErrCode ACAPI_Command_Call ( const API_ModulID* mdid, GSType cmdID, Int32 cmdVersion, GSHandle params, GSPtr resultData, bool silentMode ); Parameters cmdID [in] the identifi...

Anonymous by • Not applicable
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