Re: [spice-gtk v1] widget: mouse: Fix getting coordinates

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Hi,

On Fri, Feb 22, 2019 at 08:47:42AM -0500, Frediano Ziglio wrote:
> > 
> > On Tue, Feb 12, 2019 at 04:36:17PM +0000, Victor Toso wrote:
> > > From: Victor Toso <me@xxxxxxxxxxxxxx>
> > > 
> > > Documentation for gdk_display_get_primary_monitor() says that it
> > > returns "the primary monitor, or NULL if no primary monitor is
> > > configured by the user".
> > > 
> > > If monitor endup being NULL, we endup using unitialized GdkRectangle
> 
> typo: endup -> end up
> typo: unitialized -> uninitialized

Ack

> 
> > > geom later on as gdk_monitor_get_geometry() will fail with:
> > > 
> > >  | gdk_monitor_get_geometry: assertion 'GDK_IS_MONITOR (monitor)' failed
> > > 
> > > This patch tries gdk_display_get_monitor_at_point() and will fail if
> > > no GdkMonitor is set.
> > </ping>
> > > 
> > > Signed-off-by: Victor Toso <victortoso@xxxxxxxxxx>
> 
> Were you be able to reproduce it?

Yes, patch fixes it

> > > ---
> > >  src/spice-widget.c | 5 +++++
> > >  1 file changed, 5 insertions(+)
> > > 
> > > diff --git a/src/spice-widget.c b/src/spice-widget.c
> > > index 8adcc38..e69b808 100644
> > > --- a/src/spice-widget.c
> > > +++ b/src/spice-widget.c
> > > @@ -1129,6 +1129,11 @@ static void mouse_wrap(SpiceDisplay *display,
> > > GdkEventMotion *motion)
> > >      GdkWindow *gdk_window = gtk_widget_get_window(GTK_WIDGET(display));
> > >      GdkDisplay *gdk_display = gdk_window_get_display(gdk_window);
> > >      GdkMonitor *monitor = gdk_display_get_primary_monitor(gdk_display);
> > > +    if (monitor == NULL) {
> > > +        /* No primary monitor set, using last mouse coordinates */
> > > +        monitor = gdk_display_get_monitor_at_point(gdk_display,
> > > d->mouse_last_x, d->mouse_last_y);
> > > +    }
> > > +    g_return_if_fail(monitor != NULL);
> > >      gdk_monitor_get_geometry(monitor, &geom);
> > >  
> > >      xr = geom.width / 2;
> 
> Patch seems good.
> 
> Frediano

Thanks

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