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tree/view: Send configure before mapping #8314

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tree/view: Send configure before mapping #8314

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18 changes: 16 additions & 2 deletions include/sway/tree/view.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -286,15 +286,29 @@ void view_destroy(struct sway_view *view);
void view_begin_destroy(struct sway_view *view);

/**
* Map a view, ie. make it visible in the tree.
* Perform post-map setup like updating focus. view_setup must be called before
* calling view_map.
*/
void view_map(struct sway_view *view, struct wlr_surface *wlr_surface);

/**
* Prepare the view for its upcoming mapping, sending the intended dimensions
* so that the first frame has a chance of being correct. If CSD preferences or
* floating tendency changes, this may turn out to be inaccurate but no worse
* than skipping the step.
*
* This may bail early for some views if the surface is not mapped, in which
* case it should be called again before view_map once the surface is mapped.
* It is safe to call view_setup adancegain even if the first call before
* surface map succeeded.
*
* `fullscreen` should be set to true (and optionally `fullscreen_output`
* should be populated) if the view should be made fullscreen immediately.
*
* `decoration` should be set to true if the client prefers CSD. The client's
* preference may be ignored.
*/
void view_map(struct sway_view *view, struct wlr_surface *wlr_surface,
void view_setup(struct sway_view *view, struct wlr_surface *wlr_surface,
bool fullscreen, struct wlr_output *fullscreen_output, bool decoration);

void view_unmap(struct sway_view *view);
Expand Down
42 changes: 23 additions & 19 deletions sway/desktop/xdg_shell.c
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Original file line number Diff line number Diff line change
Expand Up @@ -277,6 +277,20 @@ static const struct sway_view_impl view_impl = {
.destroy = destroy,
};

static bool view_wants_csd(struct sway_view *view) {
struct wlr_xdg_toplevel *toplevel = view->wlr_xdg_toplevel;
struct wlr_xdg_surface *xdg_surface = toplevel->base;
if (view->xdg_decoration) {
enum wlr_xdg_toplevel_decoration_v1_mode mode =
view->xdg_decoration->wlr_xdg_decoration->requested_mode;
return mode == WLR_XDG_TOPLEVEL_DECORATION_V1_MODE_CLIENT_SIDE;
}
struct sway_server_decoration *deco =
decoration_from_surface(xdg_surface->surface);
return !deco || deco->wlr_server_decoration->mode ==
WLR_SERVER_DECORATION_MANAGER_MODE_CLIENT;
}

static void handle_commit(struct wl_listener *listener, void *data) {
struct sway_xdg_shell_view *xdg_shell_view =
wl_container_of(listener, xdg_shell_view, commit);
Expand All @@ -287,10 +301,14 @@ static void handle_commit(struct wl_listener *listener, void *data) {
if (view->xdg_decoration != NULL) {
set_xdg_decoration_mode(view->xdg_decoration);
}
// XXX: https://github.com/swaywm/sway/issues/2176

wlr_xdg_surface_schedule_configure(xdg_surface);
wlr_xdg_toplevel_set_wm_capabilities(view->wlr_xdg_toplevel,
XDG_TOPLEVEL_WM_CAPABILITIES_FULLSCREEN);
view_setup(&xdg_shell_view->view, xdg_surface->surface, false, NULL,
view_wants_csd(&xdg_shell_view->view));
transaction_commit_dirty();

// TODO: wlr_xdg_toplevel_set_bounds()
return;
}
Expand Down Expand Up @@ -465,23 +483,8 @@ static void handle_map(struct wl_listener *listener, void *data) {
view->natural_width = toplevel->base->geometry.width;
view->natural_height = toplevel->base->geometry.height;

bool csd = false;

if (view->xdg_decoration) {
enum wlr_xdg_toplevel_decoration_v1_mode mode =
view->xdg_decoration->wlr_xdg_decoration->requested_mode;
csd = mode == WLR_XDG_TOPLEVEL_DECORATION_V1_MODE_CLIENT_SIDE;
} else {
struct sway_server_decoration *deco =
decoration_from_surface(toplevel->base->surface);
csd = !deco || deco->wlr_server_decoration->mode ==
WLR_SERVER_DECORATION_MANAGER_MODE_CLIENT;
}

view_map(view, toplevel->base->surface,
toplevel->requested.fullscreen,
toplevel->requested.fullscreen_output,
csd);
view_setup(view, toplevel->base->surface, false, NULL, view_wants_csd(view));
view_map(view, toplevel->base->surface);

transaction_commit_dirty();

Expand Down Expand Up @@ -518,7 +521,8 @@ static void handle_destroy(struct wl_listener *listener, void *data) {
struct sway_xdg_shell_view *xdg_shell_view =
wl_container_of(listener, xdg_shell_view, destroy);
struct sway_view *view = &xdg_shell_view->view;
if (!sway_assert(view->surface == NULL, "Tried to destroy a mapped view")) {
if (!sway_assert(view->surface == NULL ||
!view->surface->mapped, "Tried to destroy a mapped view")) {
return;
}
wl_list_remove(&xdg_shell_view->destroy.link);
Expand Down
3 changes: 2 additions & 1 deletion sway/desktop/xwayland.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -526,7 +526,8 @@ static void handle_map(struct wl_listener *listener, void *data) {
xwayland_view->commit.notify = handle_commit;

// Put it back into the tree
view_map(view, xsurface->surface, xsurface->fullscreen, NULL, false);
view_setup(view, xsurface->surface, xsurface->fullscreen, NULL, false);
view_map(view, xsurface->surface);

xwayland_view->surface_tree = wlr_scene_subsurface_tree_create(
xwayland_view->view.content_tree, xsurface->surface);
Expand Down
45 changes: 31 additions & 14 deletions sway/tree/view.c
View file
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Original file line number Diff line number Diff line change
Expand Up @@ -714,12 +714,23 @@ static void handle_foreign_destroy(
wl_list_remove(&view->foreign_destroy.link);
}

void view_map(struct sway_view *view, struct wlr_surface *wlr_surface,
void view_setup(struct sway_view *view, struct wlr_surface *wlr_surface,
bool fullscreen, struct wlr_output *fullscreen_output,
bool decoration) {
if (!sway_assert(view->surface == NULL, "cannot map mapped view")) {
if (view->surface) {
// Setup has already already completed
return;
}
if (!wlr_surface->mapped && view->impl->wants_floating &&
view->impl->wants_floating(view)) {
// Configuring floating containers before the surface is mapped lead to
// us accidentally sending the configured minimum dimensions, which we
// only want to send if the client comes up with unreasonably small
// dimensions. As a hack, just skip this scenario for now and have the
// caller call view_setup again after the surface has been mapped.
return;
}

view->surface = wlr_surface;
view_populate_pid(view);
view->container = container_create(view);
Expand Down Expand Up @@ -846,6 +857,24 @@ void view_map(struct sway_view *view, struct wlr_surface *wlr_surface,

view_execute_criteria(view);

const char *app_id;
const char *class;
if ((app_id = view_get_app_id(view)) != NULL) {
wlr_foreign_toplevel_handle_v1_set_app_id(view->foreign_toplevel, app_id);
} else if ((class = view_get_class(view)) != NULL) {
wlr_foreign_toplevel_handle_v1_set_app_id(view->foreign_toplevel, class);
}

if (view->ext_foreign_toplevel) {
update_ext_foreign_toplevel(view);
}
}

void view_map(struct sway_view *view, struct wlr_surface *wlr_surface) {
if (!sway_assert(view->surface != NULL, "cannot map view that has not been setup")) {
return;
}

bool set_focus = should_focus(view);

#if WLR_HAS_XWAYLAND
Expand All @@ -859,18 +888,6 @@ void view_map(struct sway_view *view, struct wlr_surface *wlr_surface,
if (set_focus) {
input_manager_set_focus(&view->container->node);
}

if (view->ext_foreign_toplevel) {
update_ext_foreign_toplevel(view);
}

const char *app_id;
const char *class;
if ((app_id = view_get_app_id(view)) != NULL) {
wlr_foreign_toplevel_handle_v1_set_app_id(view->foreign_toplevel, app_id);
} else if ((class = view_get_class(view)) != NULL) {
wlr_foreign_toplevel_handle_v1_set_app_id(view->foreign_toplevel, class);
}
}

void view_unmap(struct sway_view *view) {
Expand Down