ImportGUI() says "Load Schematics" but cannot do multiple selections
The PCB file format and Import() action support multiple schematic files, but ImportGUI() only handles single files
It is a common (for me at least) use case to have a board design live in multiple schematics. Giving ImportGUI() the ability to select multiple files and record appropriate "import::srcN" attributes would be nice.
The attached patch does just this. It adds as a side effect a new "ghid_dialog_
The patch also lives on my pcb fork at repo.or.cz as (currently) commit e41cbedf4e2bc34