Bug#807601: libreoffice-core and libreoffice-evolution still depend on libgtk2.0-0

[Emilio Pozuelo Monfort <pochu@debian.org>]

On 10/12/15 21:04, Rene Engelhard wrote:
> Hi,
> 
> On Thu, Dec 10, 2015 at 07:19:32PM +0100, Emilio Pozuelo Monfort wrote:
>> system, and while at that I noticed that libreoffice-core and
>> libreoffice-evolution depend on libgtk2.0-0.
>>
>> Binary file pluginapp.bin matches
>> Binary file libpllo.so matches
> 
> This is http://cgit.freedesktop.org/libreoffice/core/tree/extensions/source/plugin/unx?h=libreoffice-5-1 and thus http://cgit.freedesktop.org/libreoffice/core/tree/extensions/Executable_pluginapp.bin.mk?h=libreoffice-5-1 and http://cgit.freedesktop.org/libreoffice/core/tree/extensions/Library_pl.mk?h=libreoffice-5-1.
> 
> The (imho uneeded) "use npapi plugins inside LibreOffice" feature....

I didn't know about that. What plugins can be used inside LO?

> Probably depending on gtk2 since "the browsers (read: firefox/icewasel)" do,
> which is wrong noadays. But It uses gtk itself:

Probably because some plugins use GTK+2 (e.g. Flash), hence the plugin process
needs to use GTK+2 as well.

> (sid)rene@frodo ..0.0.beta2/extensions/source/plugin/unx % grep -r gtk_ *
> npnapi.cxx:                        pInst->pGtkWindow = gtk_plug_new((GdkNativeWindow)reinterpret_cast<sal_uIntPtr>(pWindow->window));
> npnapi.cxx:                        gtk_widget_show( pInst->pGtkWindow );
> npnapi.cxx:                        pInst->pGtkWidget = gtk_socket_new();
> npnapi.cxx:                        gtk_widget_show( pInst->pGtkWidget );
> npnapi.cxx:                        gtk_container_add( GTK_CONTAINER(pInst->pGtkWindow), pInst->pGtkWidget );
> npnapi.cxx:                        gtk_widget_show_all( pInst->pGtkWindow );
> npnapi.cxx:                        pInst->window.window = reinterpret_cast<void *>(gtk_socket_get_id( GTK_SOCKET(pInst->pGtkWidget ) ));
> npnapi.cxx:                    gtk_widget_set_size_request( pInst->pGtkWidget, pWindow->width, pWindow->height );
> npnapi.cxx:                    gtk_window_resize( GTK_WINDOW(pInst->pGtkWindow), pWindow->width, pWindow->height );
> npnapi.cxx:                    GdkScreen* pGdkScreen = gtk_widget_get_screen( pInst->pGtkWidget );
> npwrap.cxx:        gtk_init(&argc, &argv);
> (sid)rene@frodo ..0.0.beta2/extensions/source/plugin/unx %
> 
> No idea about whether the API used changed between gtk2 and gtk3...
> 
>> Binary file libevoablo.so matches
> 
> And this is the evolution ab thingy. Probably depending on gtk2 because
> of evolution (which also changed). I mean, it doesn't use gtk directly afaics:
> 
> (sid)rene@frodo ..ta2/connectivity/source/drivers/evoab2 % grep -r gtk_ *
> 1 (sid)rene@frodo ..ta2/connectivity/source/drivers/evoab2 % 
> 
>> It'd be nice if those didn't depend on gtk2... no idea how hard that is or if
>> upstream is already aware of that...
> 
> I don't believe they are.
> In fact, 5.1 will the first release even enabling gtk3 per default upstream
> and the VCLPlug (-gtk3) is the first step. So..
> 
>> Let me know if I should report this upstream, I'm happy to do that.
> 
> If you wanted to do that, that would be nice.

Reported this as https://bugs.documentfoundation.org/show_bug.cgi?id=96398

Cheers,
Emilio