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Merge pull request #562 from emersion/xwayland-fullscreen-render-children

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xwayland: render children window in fullscreen
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Tony Crisci 2018-01-15 07:53:32 -05:00 committed by GitHub
commit c690420501
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 43 additions and 8 deletions
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5
include/wlr/xwayland.h
View file

@ -98,9 +98,12 @@ struct wlr_xwayland_surface {
char *title;
char *class;
char *instance;
struct wlr_xwayland_surface *parent;
pid_t pid;
struct wl_list children; // wlr_xwayland_surface::parent_link
struct wlr_xwayland_surface *parent;
struct wl_list parent_link; // wlr_xwayland_surface::children
xcb_atom_t *window_type;
size_t window_type_len;

36
rootston/output.c
View file

@ -169,6 +169,19 @@ static void render_wl_shell_surface(struct wlr_wl_shell_surface *surface,
}
}
static void render_xwayland_children(struct wlr_xwayland_surface *surface,
struct roots_desktop *desktop, struct wlr_output *wlr_output,
struct timespec *when) {
struct wlr_xwayland_surface *child;
wl_list_for_each(child, &surface->children, parent_link) {
if (child->surface != NULL && child->added) {
render_surface(child->surface, desktop, wlr_output, when,
child->x, child->y, 0);
}
render_xwayland_children(child, desktop, wlr_output, when);
}
}
static void render_view(struct roots_view *view, struct roots_desktop *desktop,
struct wlr_output *wlr_output, struct timespec *when) {
switch (view->type) {
@ -200,7 +213,7 @@ static bool has_standalone_surface(struct roots_view *view) {
case ROOTS_WL_SHELL_VIEW:
return wl_list_empty(&view->wl_shell_surface->popups);
case ROOTS_XWAYLAND_VIEW:
return true;
return wl_list_empty(&view->xwayland_surface->children);
}
return true;
}
@ -218,27 +231,36 @@ static void output_frame_notify(struct wl_listener *listener, void *data) {
wlr_renderer_begin(server->renderer, wlr_output);
if (output->fullscreen_view != NULL) {
struct roots_view *view = output->fullscreen_view;
// Make sure the view is centered on screen
const struct wlr_box *output_box =
wlr_output_layout_get_box(desktop->layout, wlr_output);
struct wlr_box view_box;
view_get_box(output->fullscreen_view, &view_box);
view_get_box(view, &view_box);
double view_x = (double)(output_box->width - view_box.width) / 2 +
output_box->x;
double view_y = (double)(output_box->height - view_box.height) / 2 +
output_box->y;
view_move(output->fullscreen_view, view_x, view_y);
view_move(view, view_x, view_y);
if (has_standalone_surface(output->fullscreen_view)) {
wlr_output_set_fullscreen_surface(wlr_output,
output->fullscreen_view->wlr_surface);
if (has_standalone_surface(view)) {
wlr_output_set_fullscreen_surface(wlr_output, view->wlr_surface);
} else {
wlr_output_set_fullscreen_surface(wlr_output, NULL);
glClearColor(0, 0, 0, 0);
glClear(GL_COLOR_BUFFER_BIT);
render_view(output->fullscreen_view, desktop, wlr_output, &now);
render_view(view, desktop, wlr_output, &now);
// During normal rendering the xwayland window tree isn't traversed
// because all windows are rendered. Here we only want to render
// the fullscreen window's children so we have to traverse the tree.
if (view->type == ROOTS_XWAYLAND_VIEW) {
render_xwayland_children(view->xwayland_surface, desktop,
wlr_output, &now);
}
}
wlr_renderer_end(server->renderer);
wlr_output_swap_buffers(wlr_output);

10
xwayland/xwm.c
View file

@ -96,6 +96,8 @@ static struct wlr_xwayland_surface *wlr_xwayland_surface_create(
surface->height = height;
surface->override_redirect = override_redirect;
wl_list_insert(&xwm->surfaces, &surface->link);
wl_list_init(&surface->children);
wl_list_init(&surface->parent_link);
wl_signal_init(&surface->events.destroy);
wl_signal_init(&surface->events.request_configure);
wl_signal_init(&surface->events.request_move);
@ -215,6 +217,7 @@ static void wlr_xwayland_surface_destroy(
}
wl_list_remove(&xsurface->link);
wl_list_remove(&xsurface->parent_link);
if (xsurface->surface_id) {
wl_list_remove(&xsurface->unpaired_link);
@ -305,6 +308,13 @@ static void read_surface_parent(struct wlr_xwm *xwm,
xsurface->parent = NULL;
}
wl_list_remove(&xsurface->parent_link);
if (xsurface->parent != NULL) {
wl_list_insert(&xsurface->parent->children, &xsurface->parent_link);
} else {
wl_list_init(&xsurface->parent_link);
}
wlr_log(L_DEBUG, "XCB_ATOM_WM_TRANSIENT_FOR: %p", xid);
wl_signal_emit(&xsurface->events.set_parent, xsurface);
}