Archicad C++ API

New Developer Hub Migration Completed

[UPDATE] Hi all, thank you for your patience. We are happy to announce that the migration of the Developer Hub has been completed. The Developer Forum is officially retired. To get a quick overview of the new Developer Hub, kindly check out this arti...

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...

MFC usage with Archicad Add on

I have created add-ons for 4 other CAD/3D applications, and have a complex set of MFC based dialogs already built.I would like to use those same dialogs for an Archicad Add On. Looking at the forum, there does not seem to be support for this? Has any...

FileDialog Options button

Hi All,Howto add Options button on DG::FileDialog?I didn't found any usable info in documentation.

Where is Asset Library in API Icon UI Guide?

Hi all,Please show me where is the Asset Library in API Icon UI Guide PDF?Thank you.

DG:Browser zoom level and general documentation needed

Dear community,Yesterday I posted a question regarding the Dialog Module and its class DG::Browser introduced with the Archicad 23 DevKit. Unfortunately I can not find the documentation for this class and its usage. Does it exist?Or am I looking on t...

DG:Browser how to enable Drag and Drop functions

Dear community,Could you help me with an issue with DG::Browser class. I used it to load a webpage, and on the web page there is a drag and drop function (on web level), however, it seems that the drag and drop function is restricted for the browser ...

OBJ CLASSIFICATION!!!

yuvismahi2 wrote:I am trying to understand how does the OBJ Export classification works, and how I can manipulate it. Could you clarify the question a bit? Are you asking about export to wavefront (.obj) format, or export to an Archicad library part ...

Good practice saving library parts

Actually my AddOn saves all created library parts under the "users\user\documents\special name" folder. But if the user works some time with the AddOn there are getting more and more files and everything gets confusing. Should I use subfolders? Can u...

Publish current ArchiCAD project on Sharepoint site

Hi,I would like to develop an addon that would publish the current project on a SharePoint website.I successfully did it for Revit thanks to the Microsoft SharePoint Client library (C#).Do you think it is possible to do the same with C++-based ArchiC...

Archicad crashes sometimes when calling API function

Hi,in our team, we develop an Archicad plugin which uses the Archicad API. Here I encountered the following problem: When I call the API function ACAPI_Attribute_Modify with a MaterialType attribute shortly before or after I click somewhere on the UI...

Resolved! Sight Observer

Hi, guys.I am trying to make the add-on do something when the sight change. I look into the SDK and find class ISightObserver may relate with my requirement. Could you please help me use it? Is there any sample?Thanks in advance.

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