Am 17.12.2014 um 08:48 schrieb Till Oliver Knoll: > >> Am 17.12.2014 um 08:29 schrieb Till Oliver Knoll >> <till.oliver.kn...@gmail.com>: >> >> ... >> >> It has nothing to do with "across processes" per se > > Giving that a second thought I am not so sure anymore whether that works "out > of the box" (without further ado) with Qt. I'd expect it so for sure. > > Off course in order that drag and drop works "across processes" there is > support from the underlying OS required: the data needs to be copied into a > system buffer (the "clipboard" I remember) and the OS needs to inform the > other process that the mouse is hovering over its window (with pressed mouse > button state and that there is data to be accepted etc.). > > I cannot imagine that you need to explicitly tell Qt to "initiate the drag > and drop over system/OS functionality (else over some Qt internal buffer > which is only accessible by the current process)". I would not know about > such API... > > But just to rule out the usual suspects: does drag and drop "in general" work > with your current Window Manager" (in applications where you /know/ that > certain MIME types are accepted)? E.g. when you drag and drop a file from > your File Manager to your Email editor: does it get "attached" (or even > embedded) (in)to your current email that you are typing?
Yes, absolutely. E.g. I can drag from a foreign application (e.g. dolphin) to my programm (into a derived QTextEdit to accept that drops). So: it must be the dragging part, I think. > > Cheers, > Oliver > _______________________________________________ > Interest mailing list > Interest@qt-project.org > http://lists.qt-project.org/mailman/listinfo/interest > -- Wilhelm w.me...@unix.net _______________________________________________ Interest mailing list Interest@qt-project.org http://lists.qt-project.org/mailman/listinfo/interest
