- gtk_theming_engine_get (engine, state,
- "border-top-style", &border_style[0],
- "border-right-style", &border_style[1],
- "border-bottom-style", &border_style[2],
- "border-left-style", &border_style[3],
- "border-top-color", &alloc_colors[0],
- "border-right-color", &alloc_colors[1],
- "border-bottom-color", &alloc_colors[2],
- "border-left-color", &alloc_colors[3],
- NULL);
-
- running = gtk_theming_engine_state_is_running (engine, GTK_STATE_PRELIGHT, &progress);
-
- if (running)
- {
- GtkStateFlags other_state;
- GdkRGBA *other_colors[4];
-
- if (state & GTK_STATE_FLAG_PRELIGHT)
- {
- other_state = state & ~(GTK_STATE_FLAG_PRELIGHT);
- progress = 1 - progress;
- }
- else
- other_state = state | GTK_STATE_FLAG_PRELIGHT;
-
- gtk_theming_engine_get (engine, other_state,
- "border-top-color", &other_colors[0],
- "border-right-color", &other_colors[1],
- "border-bottom-color", &other_colors[2],
- "border-left-color", &other_colors[3],
- NULL);
-
- for (i = 0; i < 4; i++)
- {
- colors[i].red = CLAMP (alloc_colors[i]->red + ((other_colors[i]->red - alloc_colors[i]->red) * progress), 0, 1);
- colors[i].green = CLAMP (alloc_colors[i]->green + ((other_colors[i]->green - alloc_colors[i]->green) * progress), 0, 1);
- colors[i].blue = CLAMP (alloc_colors[i]->blue + ((other_colors[i]->blue - alloc_colors[i]->blue) * progress), 0, 1);
- colors[i].alpha = CLAMP (alloc_colors[i]->alpha + ((other_colors[i]->alpha - alloc_colors[i]->alpha) * progress), 0, 1);
- gdk_rgba_free (other_colors[i]);
- gdk_rgba_free (alloc_colors[i]);
- }
- }
- else
- {
- for (i = 0; i < 4; i++)
- {
- colors[i] = *alloc_colors[i];
- gdk_rgba_free (alloc_colors[i]);
- }
- }