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GtkTreeView: Remove a no-longer-valid optimization
The rubberband rendering code was assuming that we just have a 1-pixel border and the rest of the rubberband is uniform. That is not a safe assumption to make with css-styled rubberbands, so remove it.
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@ -4553,7 +4553,6 @@ gtk_tree_view_update_rubber_band (GtkTreeView *tree_view)
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gdouble start_x, start_y, offset_x, offset_y, x, y;
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GdkRectangle old_area;
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GdkRectangle new_area;
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GdkRectangle common;
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cairo_region_t *invalid_region;
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gint bin_x, bin_y;
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@ -4584,23 +4583,6 @@ gtk_tree_view_update_rubber_band (GtkTreeView *tree_view)
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invalid_region = cairo_region_create_rectangle (&old_area);
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cairo_region_union_rectangle (invalid_region, &new_area);
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gdk_rectangle_intersect (&old_area, &new_area, &common);
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if (common.width > 2 && common.height > 2)
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{
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cairo_region_t *common_region;
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/* make sure the border is invalidated */
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common.x += 1;
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common.y += 1;
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common.width -= 2;
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common.height -= 2;
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common_region = cairo_region_create_rectangle (&common);
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cairo_region_subtract (invalid_region, common_region);
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cairo_region_destroy (common_region);
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}
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gdk_window_invalidate_region (tree_view->priv->bin_window, invalid_region, TRUE);
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cairo_region_destroy (invalid_region);
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