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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...

dimension edit

Hi, I've tried to modify the text of a linear dimension; I'm doing it through memo with the ACAPI_Element_Change function. Everything works fine, but: linear dimension is defined by static and relative points. When I'm re-typing the dimension text, t...

Anonymous by Not applicable
  • 2782 Views
  • 2 replies
  • 0 likes

ACAPI_Element_UnLink issues

After used ACAPI_Element_UnLink to delete all links of an element , the number of the links got by ACAPI_Element_GetLinks is still not zero. (The links is created and deleted by the same add-on, alos set undo functions )

Anonymous by Not applicable
  • 5577 Views
  • 8 replies
  • 0 likes

Does it matter which version of Visual Studio you use?

Hi, I'm working on an add-on built for ArchiCAD 11. It was compiled in VS 2005 by another developer and worked just fine. I just recompiled it in VS 2008 (release mode), but I get this error when I try to load it in ArchiCAD (demo mode): The file is ...

Anonymous by Not applicable
  • 3575 Views
  • 3 replies
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ACAPI_Element_Delete issue

Hello, i'm trying to use the ACAPI_Element_Delete function which requires an "ACAPI_Elem_Head **" value as first parameter in order to delete the right element (as written in the Database Overview). In my code, i first set the variable "API_Element *...

Anonymous by Not applicable
  • 2283 Views
  • 1 replies
  • 0 likes

Add-on manager & MDID err

Hi, I have 2 problems: 1. I'm unable to run the add-on manager application on macos (using 10.5., tried devkit 13 and 14. it just crashes before anything shows up. On windows add-on manager for devkit 12 is working, but 13&14 doesnt. the 14 version o...

Anonymous by Not applicable
  • 5457 Views
  • 5 replies
  • 0 likes

User Controls and UC.h

I have found no documentation on functions declared in UC.h It is very interesting to know what e.g. (UCFunctionTable* ucFt) does. This functions are about user interface controls (such as pen selection or layers list, material list and so on). There...

Anonymous by Not applicable
  • 1986 Views
  • 0 replies
  • 0 likes

X64 Archicad: The selected object is not a All Add-Ons.

I am developing my add-on using window7 , vs 2005 for ArchiCAD 13 , 64bit. When I am opening a new project and compile any add on (even new empty project) with X64 as platform and try to load the add on in ArchiCAD 64 Bit under window 7. It gives: "T...

Anonymous by Not applicable
  • 4193 Views
  • 4 replies
  • 0 likes