From 66b8ecef5aea7337a418f9a6e99f651329a2a390 Mon Sep 17 00:00:00 2001
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From: Jeffy Chen <jeffy.chen@rock-chips.com>
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Date: Wed, 3 Nov 2021 17:52:51 +0800
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Subject: [PATCH 52/74] compositor: Support placing subsurface above or below
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all siblings
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By passing itself as sibling in ::place_above or ::place_below.
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Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
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---
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libweston/compositor.c | 14 ++++++++++++--
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1 file changed, 12 insertions(+), 2 deletions(-)
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diff --git a/libweston/compositor.c b/libweston/compositor.c
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index 02cb51b..9ef5669 100644
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--- a/libweston/compositor.c
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+++ b/libweston/compositor.c
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@@ -4748,7 +4748,12 @@ subsurface_place_above(struct wl_client *client,
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if (!sub)
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return;
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- sibling = subsurface_sibling_check(sub, surface, "place_above");
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+ if (surface == sub->surface)
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+ sibling = container_of(sub->parent->subsurface_list.next,
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+ struct weston_subsurface, parent_link);
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+ else
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+ sibling = subsurface_sibling_check(sub, surface, "place_above");
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+
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if (!sibling)
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return;
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@@ -4772,7 +4777,12 @@ subsurface_place_below(struct wl_client *client,
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if (!sub)
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return;
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- sibling = subsurface_sibling_check(sub, surface, "place_below");
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+ if (surface == sub->surface)
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+ sibling = container_of(sub->parent->subsurface_list.prev,
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+ struct weston_subsurface, parent_link);
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+ else
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+ sibling = subsurface_sibling_check(sub, surface, "place_below");
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+
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if (!sibling)
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return;
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--
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2.20.1
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