From 394b5da767661260043080dc025d0a71998851f8 Mon Sep 17 00:00:00 2001
From: Marius Vlad <marius.vlad@collabora.com>
Date: Tue, 31 May 2022 14:44:49 +0300
Subject: [PATCH] shell: Extract some common functions

For instance this exports retreiving a ivi_seat from weston_seat, and
they are useful in other parts as well.

Bug-AGL: SPEC-4413
Signed-off-by: Marius Vlad <marius.vlad@collabora.com>
Change-Id: I838823570792761dfb5ac4beea635e843dd5cd22
---
 src/input.c          | 24 +++++++++++++++++++++---
 src/ivi-compositor.h |  9 +++++++++
 src/shell.c          | 12 ------------
 3 files changed, 30 insertions(+), 15 deletions(-)

diff --git a/src/input.c b/src/input.c
index b6b104a..1a143ce 100644
--- a/src/input.c
+++ b/src/input.c
@@ -32,7 +32,7 @@
 #include "ivi-compositor.h"
 #include "shared/helpers.h"
 
-static struct ivi_surface *
+struct ivi_surface *
 get_ivi_shell_surface(struct weston_surface *surface)
 {
 	struct weston_desktop_surface *desktop_surface =
@@ -59,19 +59,37 @@ ivi_shell_seat_handle_destroy(struct wl_listener *listener, void *data)
 	free(shseat);
 }
 
-static struct ivi_shell_seat *
+struct ivi_shell_seat *
 get_ivi_shell_seat(struct weston_seat *seat)
 {
 	struct wl_listener *listener;
 
+	if (!seat)
+		return NULL;
+
+
 	listener = wl_signal_get(&seat->destroy_signal,
 				 ivi_shell_seat_handle_destroy);
-	assert(listener != NULL);
+	if (!listener)
+		return NULL;
 
 	return container_of(listener,
 			    struct ivi_shell_seat, seat_destroy_listener);
 }
 
+struct weston_seat *
+get_ivi_shell_weston_first_seat(struct ivi_compositor *ivi)
+{
+	struct wl_list *node;
+	struct weston_compositor *compositor = ivi->compositor;
+
+	if (wl_list_empty(&compositor->seat_list))
+		return NULL;
+
+	node = compositor->seat_list.next;
+	return container_of(node, struct weston_seat, link);
+}
+
 static void
 ivi_shell_seat_handle_pointer_focus(struct wl_listener *listener, void *data)
 {
diff --git a/src/ivi-compositor.h b/src/ivi-compositor.h
index fdf2bcb..6dbab99 100644
--- a/src/ivi-compositor.h
+++ b/src/ivi-compositor.h
@@ -453,4 +453,13 @@ ivi_compositor_destroy_pending_surfaces(struct ivi_compositor *ivi);
 void
 ivi_shell_finalize(struct ivi_compositor *ivi);
 
+struct ivi_surface *
+get_ivi_shell_surface(struct weston_surface *surface);
+
+struct ivi_shell_seat *
+get_ivi_shell_seat(struct weston_seat *seat);
+
+struct weston_seat *
+get_ivi_shell_weston_first_seat(struct ivi_compositor *ivi);
+
 #endif
diff --git a/src/shell.c b/src/shell.c
index c6cae10..09a9cb2 100644
--- a/src/shell.c
+++ b/src/shell.c
@@ -49,18 +49,6 @@
 static void
 create_black_surface_view(struct ivi_output *output);
 
-static struct ivi_surface *
-get_ivi_shell_surface(struct weston_surface *wsurface)
-{
-	if (weston_surface_is_desktop_surface(wsurface)) {
-		struct weston_desktop_surface *dsurface =
-			weston_surface_get_desktop_surface(wsurface);
-		return weston_desktop_surface_get_user_data(dsurface);
-	}
-
-	return NULL;
-}
-
 void
 agl_shell_desktop_advertise_application_id(struct ivi_compositor *ivi,
 					   struct ivi_surface *surface)
-- 
2.16.6