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libweston-desktop/xdg-shell: Properly handle ack_configure

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Now we keep track of serial->state association and we discard the states
that the client ignored.

Signed-off-by: Quentin Glidic <sardemff7+git@sardemff7.net>
Reviewed-by: Jonas Ådahl <jadahl@gmail.com>
dev
Quentin Glidic 7 years ago
parent ac394a10bc
commit 749637a8a3
No known key found for this signature in database
GPG Key ID: AC203F96E2C34BB7
2 changed files with 122 additions and 17 deletions
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  1. 60
      libweston-desktop/xdg-shell-v5.c
  2. 79
      libweston-desktop/xdg-shell-v6.c

60
libweston-desktop/xdg-shell-v5.c
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@ -46,6 +46,13 @@ struct weston_desktop_xdg_surface_state {
bool activated;
};
struct weston_desktop_xdg_surface_configure {
struct wl_list link; /* weston_desktop_xdg_surface::configure_list */
uint32_t serial;
struct weston_desktop_xdg_surface_state state;
struct weston_size size;
};
struct weston_desktop_xdg_surface {
struct wl_resource *resource;
struct weston_desktop_surface *surface;
@ -53,7 +60,7 @@ struct weston_desktop_xdg_surface {
bool added;
struct wl_event_source *add_idle;
struct wl_event_source *configure_idle;
uint32_t configure_serial;
struct wl_list configure_list; /* weston_desktop_xdg_surface_configure::link */
struct {
struct weston_desktop_xdg_surface_state state;
struct weston_size size;
@ -94,13 +101,26 @@ static void
weston_desktop_xdg_surface_send_configure(void *data)
{
struct weston_desktop_xdg_surface *surface = data;
struct weston_desktop_xdg_surface_configure *configure;
uint32_t *s;
struct wl_array states;
surface->configure_idle = NULL;
surface->configure_serial =
configure = zalloc(sizeof(struct weston_desktop_xdg_surface_configure));
if (configure == NULL) {
struct weston_desktop_client *client =
weston_desktop_surface_get_client(surface->surface);
struct wl_client *wl_client =
weston_desktop_client_get_client(client);
wl_client_post_no_memory(wl_client);
return;
}
wl_list_insert(surface->configure_list.prev, &configure->link);
configure->serial =
wl_display_next_serial(weston_desktop_get_display(surface->desktop));
configure->state = surface->pending.state;
configure->size = surface->pending.size;
wl_array_init(&states);
if (surface->pending.state.maximized) {
@ -124,7 +144,7 @@ weston_desktop_xdg_surface_send_configure(void *data)
surface->pending.size.width,
surface->pending.size.height,
&states,
surface->configure_serial);
configure->serial);
wl_array_release(&states);
};
@ -325,6 +345,7 @@ weston_desktop_xdg_surface_destroy(struct weston_desktop_surface *dsurface,
void *user_data)
{
struct weston_desktop_xdg_surface *surface = user_data;
struct weston_desktop_xdg_surface_configure *configure, *temp;
if (surface->added)
weston_desktop_api_surface_removed(surface->desktop,
@ -336,6 +357,9 @@ weston_desktop_xdg_surface_destroy(struct weston_desktop_surface *dsurface,
if (surface->configure_idle != NULL)
wl_event_source_remove(surface->configure_idle);
wl_list_for_each_safe(configure, temp, &surface->configure_list, link)
free(configure);
free(surface);
}
@ -443,12 +467,34 @@ weston_desktop_xdg_surface_protocol_ack_configure(struct wl_client *wl_client,
wl_resource_get_user_data(resource);
struct weston_desktop_xdg_surface *surface =
weston_desktop_surface_get_implementation_data(dsurface);
if (surface->configure_serial != serial)
struct weston_desktop_xdg_surface_configure *configure, *temp;
bool found = false;
wl_list_for_each_safe(configure, temp, &surface->configure_list, link) {
if (configure->serial < serial) {
wl_list_remove(&configure->link);
free(configure);
} else if (configure->serial == serial) {
wl_list_remove(&configure->link);
found = true;
}
break;
}
if (!found) {
struct weston_desktop_client *client =
weston_desktop_surface_get_client(dsurface);
struct wl_resource *client_resource =
weston_desktop_client_get_resource(client);
wl_resource_post_error(client_resource,
XDG_SHELL_ERROR_DEFUNCT_SURFACES,
"Wrong configure serial: %u", serial);
return;
}
surface->next.state = configure->state;
surface->next.size = configure->size;
surface->next.state = surface->pending.state;
surface->next.size = surface->pending.size;
free(configure);
}
static void

79
libweston-desktop/xdg-shell-v6.c
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@ -69,7 +69,7 @@ struct weston_desktop_xdg_surface {
struct weston_desktop_surface *desktop_surface;
bool configured;
struct wl_event_source *configure_idle;
uint32_t configure_serial;
struct wl_list configure_list; /* weston_desktop_xdg_surface_configure::link */
bool has_next_geometry;
struct weston_geometry next_geometry;
@ -77,6 +77,11 @@ struct weston_desktop_xdg_surface {
enum weston_desktop_xdg_surface_role role;
};
struct weston_desktop_xdg_surface_configure {
struct wl_list link; /* weston_desktop_xdg_surface::configure_list */
uint32_t serial;
};
struct weston_desktop_xdg_toplevel_state {
bool maximized;
bool fullscreen;
@ -84,6 +89,12 @@ struct weston_desktop_xdg_toplevel_state {
bool activated;
};
struct weston_desktop_xdg_toplevel_configure {
struct weston_desktop_xdg_surface_configure base;
struct weston_desktop_xdg_toplevel_state state;
struct weston_size size;
};
struct weston_desktop_xdg_toplevel {
struct weston_desktop_xdg_surface base;
@ -115,6 +126,7 @@ struct weston_desktop_xdg_popup {
};
#define weston_desktop_surface_role_biggest_size (sizeof(struct weston_desktop_xdg_toplevel))
#define weston_desktop_surface_configure_biggest_size (sizeof(struct weston_desktop_xdg_toplevel))
static struct weston_geometry
@ -422,10 +434,11 @@ weston_desktop_xdg_toplevel_protocol_resize(struct wl_client *wl_client,
}
static void
weston_desktop_xdg_toplevel_ack_configure(struct weston_desktop_xdg_toplevel *toplevel)
weston_desktop_xdg_toplevel_ack_configure(struct weston_desktop_xdg_toplevel *toplevel,
struct weston_desktop_xdg_toplevel_configure *configure)
{
toplevel->next.state = toplevel->pending.state;
toplevel->next.size = toplevel->pending.size;
toplevel->next.state = configure->state;
toplevel->next.size = configure->size;
}
static void
@ -529,11 +542,15 @@ weston_desktop_xdg_toplevel_protocol_set_minimized(struct wl_client *wl_client,
}
static void
weston_desktop_xdg_toplevel_send_configure(struct weston_desktop_xdg_toplevel *toplevel)
weston_desktop_xdg_toplevel_send_configure(struct weston_desktop_xdg_toplevel *toplevel,
struct weston_desktop_xdg_toplevel_configure *configure)
{
uint32_t *s;
struct wl_array states;
configure->state = toplevel->pending.state;
configure->size = toplevel->pending.size;
wl_array_init(&states);
if (toplevel->pending.state.maximized) {
s = wl_array_add(&states, sizeof(uint32_t));
@ -848,9 +865,21 @@ static void
weston_desktop_xdg_surface_send_configure(void *user_data)
{
struct weston_desktop_xdg_surface *surface = user_data;
struct weston_desktop_xdg_surface_configure *configure;
surface->configure_idle = NULL;
surface->configure_serial =
configure = zalloc(weston_desktop_surface_configure_biggest_size);
if (configure == NULL) {
struct weston_desktop_client *client =
weston_desktop_surface_get_client(surface->desktop_surface);
struct wl_client *wl_client =
weston_desktop_client_get_client(client);
wl_client_post_no_memory(wl_client);
return;
}
wl_list_insert(surface->configure_list.prev, &configure->link);
configure->serial =
wl_display_next_serial(weston_desktop_get_display(surface->desktop));
switch (surface->role) {
@ -858,14 +887,15 @@ weston_desktop_xdg_surface_send_configure(void *user_data)
assert(0 && "not reached");
break;
case WESTON_DESKTOP_XDG_SURFACE_ROLE_TOPLEVEL:
weston_desktop_xdg_toplevel_send_configure((struct weston_desktop_xdg_toplevel *) surface);
weston_desktop_xdg_toplevel_send_configure((struct weston_desktop_xdg_toplevel *) surface,
(struct weston_desktop_xdg_toplevel_configure *) configure);
break;
case WESTON_DESKTOP_XDG_SURFACE_ROLE_POPUP:
weston_desktop_xdg_popup_send_configure((struct weston_desktop_xdg_popup *) surface);
break;
}
zxdg_surface_v6_send_configure(surface->resource, surface->configure_serial);
zxdg_surface_v6_send_configure(surface->resource, configure->serial);
}
static bool
@ -1060,12 +1090,32 @@ weston_desktop_xdg_surface_protocol_ack_configure(struct wl_client *wl_client,
wl_resource_get_user_data(resource);
struct weston_desktop_xdg_surface *surface =
weston_desktop_surface_get_implementation_data(dsurface);
struct weston_desktop_xdg_surface_configure *configure, *temp;
bool found = false;
if (!weston_desktop_xdg_surface_check_role(surface))
return;
if (surface->configure_serial != serial)
wl_list_for_each_safe(configure, temp, &surface->configure_list, link) {
if (configure->serial < serial) {
wl_list_remove(&configure->link);
free(configure);
} else if (configure->serial == serial) {
wl_list_remove(&configure->link);
found = true;
}
break;
}
if (!found) {
struct weston_desktop_client *client =
weston_desktop_surface_get_client(dsurface);
struct wl_resource *client_resource =
weston_desktop_client_get_resource(client);
wl_resource_post_error(client_resource,
ZXDG_SHELL_V6_ERROR_INVALID_SURFACE_STATE,
"Wrong configure serial: %u", serial);
return;
}
surface->configured = true;
@ -1074,11 +1124,14 @@ weston_desktop_xdg_surface_protocol_ack_configure(struct wl_client *wl_client,
assert(0 && "not reached");
break;
case WESTON_DESKTOP_XDG_SURFACE_ROLE_TOPLEVEL:
weston_desktop_xdg_toplevel_ack_configure((struct weston_desktop_xdg_toplevel *) surface);
weston_desktop_xdg_toplevel_ack_configure((struct weston_desktop_xdg_toplevel *) surface,
(struct weston_desktop_xdg_toplevel_configure *) configure);
break;
case WESTON_DESKTOP_XDG_SURFACE_ROLE_POPUP:
break;
}
free(configure);
}
static void
@ -1153,6 +1206,7 @@ weston_desktop_xdg_surface_destroy(struct weston_desktop_surface *dsurface,
void *user_data)
{
struct weston_desktop_xdg_surface *surface = user_data;
struct weston_desktop_xdg_surface_configure *configure, *temp;
switch (surface->role) {
case WESTON_DESKTOP_XDG_SURFACE_ROLE_NONE:
@ -1168,6 +1222,9 @@ weston_desktop_xdg_surface_destroy(struct weston_desktop_surface *dsurface,
if (surface->configure_idle != NULL)
wl_event_source_remove(surface->configure_idle);
wl_list_for_each_safe(configure, temp, &surface->configure_list, link)
free(configure);
free(surface);
}
@ -1290,6 +1347,8 @@ weston_desktop_xdg_shell_protocol_get_xdg_surface(struct wl_client *wl_client,
"xdg_surface must not have a buffer at creation");
return;
}
wl_list_init(&surface->configure_list);
}
static void

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