QtSingleApplication on OS X + Windows?

Kevin Funk kfunk at kde.org
Tue Apr 19 20:44:29 UTC 2016

On Wednesday, January 20, 2016 10:06:14 PM CEST Kevin Funk wrote:
> Heya,
> I'd like to get rid off the dbus-daemon process on OS X + Windows. But still
> be able to open files in an running KDevelop session.
> The usual approach I've seen so far is to use the QtSingleApplication
> solution. Both both Krita and Qt Creator make use of it, successfully.
> With QtApplication the first application started creates a shared memory
> segment, later instances just attach to it.
> I'm asking this now because René tries to incorporate the "file open event"
> handling on OS X differently, as seen in [1]. QtSingleApplication would make
> this patch obsolete, plus provide the feature under Windows, too. I don't
> want to waste René efforts, rather invite him to play around with
> QtSingleApplication.
> Opinions?
> So, my plan:
> * Don't use DBus on OS X + Windows
> * Instead add a copy of QtSingleApplication to kdevplatform.git
> * Make KDevelopApplication inherit from QtSingleApplication on OS X + Win
> * Get file-open event handling for free on both OS X + Windows
> Drawbacks:
> * Can't control KDevelop from the command-line via DBus on those platforms
>   (but I think this is negligible)
> [1] https://git.reviewboard.kde.org/r/126761/

Implemented now:


Kevin Funk | kfunk at kde.org | http://kfunk.org
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