Keyikedalube Ndang

I think the current behavior is correct. Since the two layer groups are respectively exported to their own canvases (1 and 2) the current canvas ie., the old canvas you...

 So the port is successful I guess?

I'll work on this later. Maybe this weekend. Sorry for the delay. I agree with @ice0 saving expand/collapse states. But what happens when user selects multiple layers where some transformation...

I'm a bit lost why setting new updated row like this breaks the program: ```c++ // on_param_row_expanded() function body auto row = *iter; auto new_param_desc = cellrenderer_value->get_param_desc(); if (new_param_desc.get_name() ==...

> > I'm a bit lost why setting new updated row like this breaks the program: > > Can you add more details? I added this code to this PR...

Inactive for 3 months, yikes! Sorry for the delay. Was lost in other stuff + mostly wasted time not being productive. Be back soon-ish! I'll finish this PR.

> CanvasView member function canvas_interface() is used without an object many times in canvasview.cpp Didn't really get what you meant by that but I'm hoping you mean `CanvasInterface` object itself...

@mohamedAdhamc I'm sorry I can't help you here because I haven't explored these core parts of Synfig. I only contribute to the frontend ie., GUI, not the backend. @ice0 and...

@mohamedAdhamc Yes this is still an issue maybe only for me and probably other materia gtk theme users. If you'd like to crack this issue I can assign you :)

> 1- What is the expected behaviour here exactly ? My understanding is that maybe you can have multiple ones active and the problem is that inactive ones are still...