diff options
Diffstat (limited to 'src/gtkutil.c')
| -rw-r--r-- | src/gtkutil.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/src/gtkutil.c b/src/gtkutil.c index 1073bd9384a..03c404f86bb 100644 --- a/src/gtkutil.c +++ b/src/gtkutil.c @@ -1050,16 +1050,23 @@ static void xg_set_widget_bg (struct frame *f, GtkWidget *w, unsigned long pixel) { #ifdef HAVE_GTK3 - GdkRGBA bg; XColor xbg; xbg.pixel = pixel; if (XQueryColor (FRAME_X_DISPLAY (f), FRAME_X_COLORMAP (f), &xbg)) { - bg.red = (double)xbg.red/65535.0; - bg.green = (double)xbg.green/65535.0; - bg.blue = (double)xbg.blue/65535.0; - bg.alpha = 1.0; - gtk_widget_override_background_color (w, GTK_STATE_FLAG_NORMAL, &bg); + const char format[] = "* { background-color: #%02x%02x%02x; }"; + /* The format is always longer than the resulting string. */ + char buffer[sizeof format]; + int n = snprintf(buffer, sizeof buffer, format, + xbg.red >> 8, xbg.green >> 8, xbg.blue >> 8); + eassert (n > 0); + eassert (n < sizeof buffer); + GtkCssProvider *provider = gtk_css_provider_new (); + gtk_css_provider_load_from_data (provider, buffer, -1, NULL); + gtk_style_context_add_provider (gtk_widget_get_style_context(w), + GTK_STYLE_PROVIDER (provider), + GTK_STYLE_PROVIDER_PRIORITY_APPLICATION); + g_clear_object (&provider); } #else GdkColor bg; |