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...

ACAPI_Automate returning REFUSEDCMD error

I'm calling err = ACAPI_Automate(APIDo_CloseID, NULL, NULL, NULL);from my menu handler with a new plan open from a template and it returns APIERR_REFUSEDCMDIs there a way to close the current file?

Add-On Menu disabled after file close

Hi, my add on menu is disabled after a file close.I added a notification handler to check the menu on file close and it reports the menu as enabled.How can I have my add-on menu enabled even when there is no file open, please?Currently I'm working wi...

ACAPI_RegisterModelessWindow error

Hi all,I have an error in my code with the function ACAPI_RegisterModelessWindow :==========================================================================================if (ACAPI_RegisterModelessWindow (dialID, PaletteAPIControlCallBack,API_PalEna...

Devkit AC16 - Visual C++ 2010 Express?

Hi!Does it work with express versions now? Or do we need PRO version to get all "template"settings right?I haven't look on API since AC12.

Creating a selection box using the API.

Hi everyone ! Here I come again, hoping I could get some help on something I've put a lot of time in without much success.My question is the following : Is there any way to create a selection box using the API and then be able to collect elements wit...

ArchiCAD Semiramis Component has stopped working.Please help

Hi all, When I tried to compile the GRC files, it comes up the error message and stops the compiling process. I have tried to re-install ArchiCAD 15 and even try to re-install the Microsoft Visual Studio 2005, the error still comes up.Any one has exp...

Help : Unable to compile archiCAD API's examples

Hello everyone !I'm currently trying to develop an add-on for ArchiCAD that would suit the needs of the society I work for.To do so, I've downloaded the API Devkit matching my version of ArchiCAD (v15).According to the documentation provided by the D...

DGGetItemText()

Hi all,I use Api DevKit 16 but the fonction DGGetItemText() doesn't have the same number of parameter than API DevKit 15.-> "DGGetItemText (short dialId, short item, char* text, Int32 size);"Do you know by what function it is replaced in API DevKit 1...

Creating a Zone Element

Hi,Is it possible to create a Zone Element through the API? I've tried to create an Element with type API_ZoneID but nothing happens. From what I understand, I would need to create a Polygon for creating the zone, but I can't find any information or ...

How do i create my first apx.file, similar with "Roofmaker12

Hello everyone, i need some advices for create one apx file similar with "Roofmaker12". Is there any chance to view the script for "Roofmaker", and what software , (C++)? Thanks a lot.

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