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#define _POSIX_C_SOURCE 199309L
#include <stdbool.h>
#include <stdlib.h>
#include <wayland-server.h>
#include <wlr/types/wlr_wl_shell.h>
#include "sway/container.h"
#include "sway/layout.h"
#include "sway/server.h"
#include "sway/view.h"
#include "log.h"
static bool assert_wl_shell(struct sway_view *view) {
return sway_assert(view->type == SWAY_WL_SHELL_VIEW,
"Expecting wl_shell view!");
}
static const char *get_prop(struct sway_view *view, enum sway_view_prop prop) {
if (!assert_wl_shell(view)) {
return NULL;
}
switch (prop) {
case VIEW_PROP_TITLE:
return view->wlr_wl_shell_surface->title;
case VIEW_PROP_CLASS:
return view->wlr_wl_shell_surface->class;
default:
return NULL;
}
}
static void set_size(struct sway_view *view, int width, int height) {
if (!assert_wl_shell(view)) {
return;
}
view->sway_wl_shell_surface->pending_width = width;
view->sway_wl_shell_surface->pending_height = height;
wlr_wl_shell_surface_configure(view->wlr_wl_shell_surface, 0, width, height);
}
static void set_position(struct sway_view *view, double ox, double oy) {
if (!assert_wl_shell(view)) {
return;
}
view->swayc->x = ox;
view->swayc->y = oy;
}
static void set_activated(struct sway_view *view, bool activated) {
// no way to activate wl_shell
}
static void handle_commit(struct wl_listener *listener, void *data) {
struct sway_wl_shell_surface *sway_surface =
wl_container_of(listener, sway_surface, commit);
struct sway_view *view = sway_surface->view;
sway_log(L_DEBUG, "wl_shell surface commit %dx%d",
sway_surface->pending_width, sway_surface->pending_height);
// NOTE: We intentionally discard the view's desired width here
// TODO: Let floating views do whatever
view->width = sway_surface->pending_width;
view->height = sway_surface->pending_height;
}
static void handle_destroy(struct wl_listener *listener, void *data) {
struct sway_wl_shell_surface *sway_surface =
wl_container_of(listener, sway_surface, destroy);
wl_list_remove(&sway_surface->commit.link);
wl_list_remove(&sway_surface->destroy.link);
swayc_t *parent = destroy_view(sway_surface->view->swayc);
free(sway_surface->view);
free(sway_surface);
arrange_windows(parent, -1, -1);
}
void handle_wl_shell_surface(struct wl_listener *listener, void *data) {
struct sway_server *server = wl_container_of(
listener, server, wl_shell_surface);
struct wlr_wl_shell_surface *shell_surface = data;
if (shell_surface->state != WLR_WL_SHELL_SURFACE_STATE_TOPLEVEL) {
// TODO: transient and popups should be floating
return;
}
sway_log(L_DEBUG, "New wl_shell toplevel title='%s' app_id='%s'",
shell_surface->title, shell_surface->class);
wlr_wl_shell_surface_ping(shell_surface);
struct sway_wl_shell_surface *sway_surface =
calloc(1, sizeof(struct sway_wl_shell_surface));
if (!sway_assert(sway_surface, "Failed to allocate surface!")) {
return;
}
struct sway_view *sway_view = calloc(1, sizeof(struct sway_view));
if (!sway_assert(sway_view, "Failed to allocate view!")) {
return;
}
sway_view->type = SWAY_WL_SHELL_VIEW;
sway_view->iface.get_prop = get_prop;
sway_view->iface.set_size = set_size;
sway_view->iface.set_position = set_position;
sway_view->iface.set_activated = set_activated;
sway_view->wlr_wl_shell_surface = shell_surface;
sway_view->sway_wl_shell_surface = sway_surface;
sway_view->surface = shell_surface->surface;
sway_surface->view = sway_view;
// TODO:
// - Wire up listeners
// - Handle popups
// - Look up pid and open on appropriate workspace
// - Set new view to maximized so it behaves nicely
// - Criteria
sway_surface->commit.notify = handle_commit;
wl_signal_add(&shell_surface->events.commit, &sway_surface->commit);
sway_surface->destroy.notify = handle_destroy;
wl_signal_add(&shell_surface->events.destroy, &sway_surface->destroy);
// TODO: actual focus semantics
swayc_t *parent = root_container.children->items[0];
parent = parent->children->items[0]; // workspace
swayc_t *cont = new_view(parent, sway_view);
sway_view->swayc = cont;
arrange_windows(cont->parent, -1, -1);
}
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