diff options
Diffstat (limited to 'navit')
| -rw-r--r-- | navit/gui.c | 4 | ||||
| -rw-r--r-- | navit/gui/internal/gui_internal.c | 4 |
2 files changed, 6 insertions, 2 deletions
diff --git a/navit/gui.c b/navit/gui.c index 24fa9332..ab16d8a9 100644 --- a/navit/gui.c +++ b/navit/gui.c @@ -157,8 +157,10 @@ gui_add_bookmark(struct gui *gui, struct pcoord *c, char *description) int gui_set_graphics(struct gui *this_, struct graphics *gra) { - if (! this_->meth.set_graphics) + if (! this_->meth.set_graphics) { + dbg(lvl_error, "cannot set graphics, method 'set_graphics' not available\n"); return 1; + } return this_->meth.set_graphics(this_->priv, gra); } diff --git a/navit/gui/internal/gui_internal.c b/navit/gui/internal/gui_internal.c index 197f5a82..23d4d24c 100644 --- a/navit/gui/internal/gui_internal.c +++ b/navit/gui/internal/gui_internal.c @@ -2843,8 +2843,10 @@ static int gui_internal_set_graphics(struct gui_priv *this, struct graphics *gra struct transformation *trans=navit_get_trans(this->nav); win=graphics_get_data(gra, "window"); - if (! win) + if (! win) { + dbg(lvl_error, "failed to obtain window from graphics plugin, cannot set graphics\n"); return 1; + } navit_ignore_graphics_events(this->nav, 1); this->gra=gra; this->win=win; |