@@ -15,8 +15,11 @@ on_expose_event (GtkWidget *widget, cairo_t *cr; cr = gdk_cairo_create (widget->window); + + /* Ideally the widget will provide a context */ context = g_object_new (GTK_TYPE_STYLE_CONTEXT, NULL); + /* Set radius for box borders */ gtk_style_context_set_param_int (context, "radius", 15); width = (widget->allocation.width - 2 * BORDER) / N_COLS; @@ -27,6 +30,7 @@ on_expose_event (GtkWidget *widget, { GtkPlacingContext placing = 0; + /* Specify where will the row connect with others */ if (r > 0) placing |= GTK_PLACING_CONNECTS_UP; @@ -37,10 +41,12 @@ on_expose_event (GtkWidget *widget, for (c = 0; c < N_COLS; c++) { + /* Save context so we can restore later the previous placing */ gtk_style_context_save (context); placing = gtk_style_context_get_placing_context (context); + /* Specify where will the column connect with others */ if (c > 0) placing |= GTK_PLACING_CONNECTS_LEFT; @@ -55,10 +61,17 @@ on_expose_event (GtkWidget *widget, gtk_style_context_set_color (context, &color); } + /* Paint box, GtkStyleContext will use the placing + * info to know which are the rounded corners in + * the box group. + */ gtk_depict_box (context, cr, x, y, width, height); x += width; + /* Restore context to reset placing to + * the previous value and unset color + */ gtk_style_context_restore (context); } tests/testtheme.c 53088a326778ae50d5e715592043256501687d84 Carlos Garnacho carlosg@gnome.org http://github.com/garnacho/gtk-roles-and-siblings/commit/afeb3908f366acf565ad2f728df57bf3decc64a2 afeb3908f366acf565ad2f728df57bf3decc64a2 2009-02-04T17:44:47-08:00 2009-02-04T17:44:47-08:00 Add a few comments to the testcase code. f522713ca1a6193234f08769d229239726377828 Carlos Garnacho carlosg@gnome.org