Add patch : ivi input support touch and pointer on subsurface

This patch is required to use SubSurface in the AGL Distro application.
This patch is necessary for at least navigation application.

Change-Id: I6faaafed3db52f048bc329050de290cba67a546b
Signed-off-by: Naoto Yamaguchi <i33399_YAMAGUCHI@aisin-aw.co.jp>

1 files changed, 191 insertions, 0 deletions

diff --git a/meta-ivi-common/recipes-graphics/wayland/wayland-ivi-extension/0001-ivi-input-support-touch-and-pointer-on-subsurface.patch b/meta-ivi-common/recipes-graphics/wayland/wayland-ivi-extension/0001-ivi-input-support-touch-and-pointer-on-subsurface.patch
new file mode 100755
index 000000000..e1adf74ff
--- /dev/null
+++ b/meta-ivi-common/recipes-graphics/wayland/wayland-ivi-extension/0001-ivi-input-support-touch-and-pointer-on-subsurface.patch
@@ -0,0 +1,191 @@
+From e1823ef6721dec9db2343c7f92703d03a435e2bf Mon Sep 17 00:00:00 2001
+From: Ryo Kagaya <rkagaya@jp.adit-jv.com>
+Date: Fri, 4 Nov 2016 18:30:06 +0900
+Subject: [PATCH] ivi-input: support touch and pointer on subsurface
+
+When sends event to client, find a focused surface from subsurface list.
+
+support following events
+ -touch_down
+ -touch_up
+ -touch_motion
+ -pointer_button
+---
+ .../src/ivi-input-controller.c                     | 78 ++++++++++++++++++----
+ 1 file changed, 64 insertions(+), 14 deletions(-)
+
+diff --git a/ivi-input-modules/ivi-input-controller/src/ivi-input-controller.c b/ivi-input-modules/ivi-input-controller/src/ivi-input-controller.c
+index 9ed85d2..b1f9d6d 100644
+--- a/ivi-input-modules/ivi-input-controller/src/ivi-input-controller.c
++++ b/ivi-input-modules/ivi-input-controller/src/ivi-input-controller.c
+@@ -372,7 +372,8 @@ pointer_grab_button(struct weston_pointer_grab *grab, uint32_t time,
+     struct surface_ctx *surf_ctx;
+     wl_fixed_t sx, sy;
+     struct weston_view *picked_view, *w_view, *old_focus;
+-    struct weston_surface *w_surf;
++    struct weston_surface *w_surf, *send_surf;
++    struct weston_subsurface *sub;
+     struct wl_resource *resource;
+     struct wl_client *surface_client;
+     uint32_t serial;
+@@ -391,12 +392,24 @@ pointer_grab_button(struct weston_pointer_grab *grab, uint32_t time,
+         /* search for the picked view in layout surfaces */
+         wl_list_for_each(surf_ctx, &seat->input_ctx->surface_list, link) {
+             w_surf = interface->surface_get_weston_surface(surf_ctx->layout_surface);
+-            w_view = wl_container_of(w_surf->views.next, w_view, surface_link);
++
++            /* Find a focused surface from subsurface list */
++            send_surf = w_surf;
++            if (!wl_list_empty(&w_surf->subsurface_list)) {
++                wl_list_for_each(sub, &w_surf->subsurface_list, parent_link) {
++                    if (sub->surface == picked_view->surface) {
++                        send_surf = sub->surface;
++                        break;
++                    }
++                }
++            }
++
++            w_view = wl_container_of(send_surf->views.next, w_view, surface_link);
+ 
+             if (get_accepted_seat(surf_ctx, grab->pointer->seat->seat_name) < 0)
+                 continue;
+ 
+-            if (picked_view->surface == w_surf) {
++            if (picked_view->surface == send_surf) {
+                 /* Correct layout surface is found*/
+                 surf_ctx->focus |= ILM_INPUT_DEVICE_POINTER;
+                 send_input_focus(seat->input_ctx,
+@@ -458,7 +471,8 @@ touch_grab_down(struct weston_touch_grab *grab, uint32_t time, int touch_id,
+ 
+     /* For each surface_ctx, check for focus and send */
+     wl_list_for_each(surf_ctx, &seat->input_ctx->surface_list, link) {
+-        struct weston_surface *surf;
++        struct weston_surface *surf, *send_surf;
++        struct weston_subsurface *sub;
+         struct weston_view *view;
+         struct wl_resource *resource;
+         struct wl_client *surface_client;
+@@ -469,9 +483,20 @@ touch_grab_down(struct weston_touch_grab *grab, uint32_t time, int touch_id,
+         if (get_accepted_seat(surf_ctx, grab->touch->seat->seat_name) < 0)
+             continue;
+ 
++        /* Find a focused surface from subsurface list */
++        send_surf = surf;
++        if (!wl_list_empty(&surf->subsurface_list)) {
++            wl_list_for_each(sub, &surf->subsurface_list, parent_link) {
++                if (sub->surface == grab->touch->focus->surface) {
++                    send_surf = sub->surface;
++                    break;
++                }
++            }
++        }
++
+         /* Touches set touch focus */
+         if (grab->touch->num_tp == 1) {
+-            if (surf == grab->touch->focus->surface) {
++            if (send_surf == grab->touch->focus->surface) {
+                 surf_ctx->focus |= ILM_INPUT_DEVICE_TOUCH;
+                 send_input_focus(seat->input_ctx,
+                                  interface->get_id_of_surface(surf_ctx->layout_surface),
+@@ -490,23 +515,23 @@ touch_grab_down(struct weston_touch_grab *grab, uint32_t time, int touch_id,
+             continue;
+ 
+         /* Assume one view per surface */
+-        view = wl_container_of(surf->views.next, view, surface_link);
++        view = wl_container_of(send_surf->views.next, view, surface_link);
+         weston_view_from_global_fixed(view, x, y, &sx, &sy);
+ 
+-        surface_client = wl_resource_get_client(surf->resource);
++        surface_client = wl_resource_get_client(send_surf->resource);
+         serial = wl_display_next_serial(display);
+         wl_resource_for_each(resource, &grab->touch->resource_list) {
+             if (wl_resource_get_client(resource) != surface_client)
+                 continue;
+ 
+-            wl_touch_send_down(resource, serial, time, surf->resource,
++            wl_touch_send_down(resource, serial, time, send_surf->resource,
+                                touch_id, sx, sy);
+         }
+         wl_resource_for_each(resource, &grab->touch->focus_resource_list) {
+             if (wl_resource_get_client(resource) != surface_client)
+                 continue;
+ 
+-            wl_touch_send_down(resource, serial, time, surf->resource,
++            wl_touch_send_down(resource, serial, time, send_surf->resource,
+                                touch_id, sx, sy);
+         }
+     }
+@@ -525,7 +550,8 @@ touch_grab_up(struct weston_touch_grab *grab, uint32_t time, int touch_id)
+ 
+     /* For each surface_ctx, check for focus and send */
+     wl_list_for_each(surf_ctx, &seat->input_ctx->surface_list, link) {
+-        struct weston_surface *surf;
++        struct weston_surface *surf, *send_surf;
++        struct weston_subsurface *sub;
+         struct wl_resource *resource;
+         struct wl_client *surface_client;
+         uint32_t serial;
+@@ -537,8 +563,20 @@ touch_grab_up(struct weston_touch_grab *grab, uint32_t time, int touch_id)
+             continue;
+ 
+         surf = interface->surface_get_weston_surface(surf_ctx->layout_surface);
+-        surface_client = wl_resource_get_client(surf->resource);
+         serial = wl_display_next_serial(display);
++
++        /* Find a focused surface from subsurface list */
++        send_surf = surf;
++        if (!wl_list_empty(&surf->subsurface_list)) {
++            wl_list_for_each(sub, &surf->subsurface_list, parent_link) {
++                if (sub->surface == grab->touch->focus->surface) {
++                    send_surf = sub->surface;
++                    break;
++                }
++            }
++        }
++        surface_client = wl_resource_get_client(send_surf->resource);
++
+         wl_resource_for_each(resource, &grab->touch->resource_list) {
+             if (wl_resource_get_client(resource) != surface_client)
+                 continue;
+@@ -555,7 +593,7 @@ touch_grab_up(struct weston_touch_grab *grab, uint32_t time, int touch_id)
+ 
+         /* Touches unset touch focus */
+         if (grab->touch->num_tp == 0) {
+-            if (surf == grab->touch->focus->surface)
++            if (send_surf == grab->touch->focus->surface)
+                 surf_ctx->focus &= ~ILM_INPUT_DEVICE_TOUCH;
+                 send_input_focus(seat->input_ctx,
+                                  interface->get_id_of_surface(surf_ctx->layout_surface),
+@@ -576,7 +614,8 @@ touch_grab_motion(struct weston_touch_grab *grab, uint32_t time, int touch_id,
+ 
+     /* For each surface_ctx, check for focus and send */
+     wl_list_for_each(surf_ctx, &seat->input_ctx->surface_list, link) {
+-        struct weston_surface *surf;
++        struct weston_surface *surf, *send_surf;
++        struct weston_subsurface *sub;
+         struct weston_view *view;
+         struct wl_resource *resource;
+         struct wl_client *surface_client;
+@@ -592,7 +631,18 @@ touch_grab_motion(struct weston_touch_grab *grab, uint32_t time, int touch_id,
+         view = wl_container_of(surf->views.next, view, surface_link);
+         weston_view_from_global_fixed(view, x, y, &sx, &sy);
+ 
+-        surface_client = wl_resource_get_client(surf->resource);
++        /* Find a focused surface from subsurface list */
++        send_surf = surf;
++        if (!wl_list_empty(&surf->subsurface_list)) {
++            wl_list_for_each(sub, &surf->subsurface_list, parent_link) {
++                if (sub->surface == grab->touch->focus->surface) {
++                    send_surf = sub->surface;
++                    break;
++                }
++            }
++        }
++        surface_client = wl_resource_get_client(send_surf->resource);
++
+         wl_resource_for_each(resource, &grab->touch->resource_list) {
+             if (wl_resource_get_client(resource) != surface_client)
+                 continue;
+-- 
+1.9.1
+