wlroots/rootston/wl_shell.c

158 lines
5.6 KiB
C

#include <assert.h>
#include <stdlib.h>
#include <stdbool.h>
#include <wayland-server.h>
#include <wlr/types/wlr_box.h>
#include <wlr/types/wlr_surface.h>
#include <wlr/types/wlr_wl_shell.h>
#include <wlr/util/log.h>
#include "rootston/desktop.h"
#include "rootston/server.h"
#include "rootston/input.h"
static void resize(struct roots_view *view, uint32_t width, uint32_t height) {
assert(view->type == ROOTS_WL_SHELL_VIEW);
struct wlr_wl_shell_surface *surf = view->wl_shell_surface;
wlr_wl_shell_surface_configure(surf, WL_SHELL_SURFACE_RESIZE_NONE, width,
height);
}
static void close(struct roots_view *view) {
assert(view->type == ROOTS_WL_SHELL_VIEW);
struct wlr_wl_shell_surface *surf = view->wl_shell_surface;
wl_client_destroy(surf->client);
}
static void handle_request_move(struct wl_listener *listener, void *data) {
struct roots_wl_shell_surface *roots_surface =
wl_container_of(listener, roots_surface, request_move);
struct roots_view *view = roots_surface->view;
struct roots_input *input = view->desktop->server->input;
struct wlr_wl_shell_surface_move_event *e = data;
struct roots_seat *seat = input_seat_from_wlr_seat(input, e->seat->seat);
if (!seat || seat->cursor->mode != ROOTS_CURSOR_PASSTHROUGH) {
return;
}
roots_seat_begin_move(seat, view);
}
static void handle_request_resize(struct wl_listener *listener, void *data) {
struct roots_wl_shell_surface *roots_surface =
wl_container_of(listener, roots_surface, request_resize);
struct roots_view *view = roots_surface->view;
struct roots_input *input = view->desktop->server->input;
struct wlr_wl_shell_surface_resize_event *e = data;
struct roots_seat *seat = input_seat_from_wlr_seat(input, e->seat->seat);
// TODO verify input event
if (!seat || seat->cursor->mode != ROOTS_CURSOR_PASSTHROUGH) {
return;
}
roots_seat_begin_resize(seat, view, e->edges);
}
static void handle_request_set_maximized(struct wl_listener *listener,
void *data) {
struct roots_wl_shell_surface *roots_surface =
wl_container_of(listener, roots_surface, request_set_maximized);
struct roots_view *view = roots_surface->view;
//struct wlr_wl_shell_surface_set_maximized_event *e = data;
view_maximize(view, true);
}
static void handle_set_state(struct wl_listener *listener, void *data) {
struct roots_wl_shell_surface *roots_surface =
wl_container_of(listener, roots_surface, set_state);
struct roots_view *view = roots_surface->view;
struct wlr_wl_shell_surface *surface = view->wl_shell_surface;
if (view->maximized &&
surface->state != WLR_WL_SHELL_SURFACE_STATE_MAXIMIZED) {
view_maximize(view, false);
}
}
static void handle_surface_commit(struct wl_listener *listener, void *data) {
// TODO do we need to do anything here?
}
static void handle_destroy(struct wl_listener *listener, void *data) {
struct roots_wl_shell_surface *roots_surface =
wl_container_of(listener, roots_surface, destroy);
view_teardown(roots_surface->view);
wl_list_remove(&roots_surface->destroy.link);
wl_list_remove(&roots_surface->request_move.link);
wl_list_remove(&roots_surface->request_resize.link);
wl_list_remove(&roots_surface->request_set_maximized.link);
wl_list_remove(&roots_surface->set_state.link);
wl_list_remove(&roots_surface->surface_commit.link);
view_destroy(roots_surface->view);
free(roots_surface);
}
static int shell_surface_compare_equals(const void *item, const void *cmp_to) {
const struct roots_view *view = item;
if (view->type == ROOTS_WL_SHELL_VIEW && view->wl_shell_surface == cmp_to) {
return 0;
}
return -1;
}
void handle_wl_shell_surface(struct wl_listener *listener, void *data) {
struct roots_desktop *desktop =
wl_container_of(listener, desktop, wl_shell_surface);
struct wlr_wl_shell_surface *surface = data;
wlr_log(L_DEBUG, "new shell surface: title=%s, class=%s",
surface->title, surface->class);
wlr_wl_shell_surface_ping(surface);
struct roots_wl_shell_surface *roots_surface =
calloc(1, sizeof(struct roots_wl_shell_surface));
if (!roots_surface) {
return;
}
roots_surface->destroy.notify = handle_destroy;
wl_signal_add(&surface->events.destroy, &roots_surface->destroy);
roots_surface->request_move.notify = handle_request_move;
wl_signal_add(&surface->events.request_move, &roots_surface->request_move);
roots_surface->request_resize.notify = handle_request_resize;
wl_signal_add(&surface->events.request_resize,
&roots_surface->request_resize);
roots_surface->request_set_maximized.notify = handle_request_set_maximized;
wl_signal_add(&surface->events.request_set_maximized,
&roots_surface->request_set_maximized);
roots_surface->set_state.notify = handle_set_state;
wl_signal_add(&surface->events.set_state, &roots_surface->set_state);
roots_surface->surface_commit.notify = handle_surface_commit;
wl_signal_add(&surface->surface->events.commit,
&roots_surface->surface_commit);
struct roots_view *view = calloc(1, sizeof(struct roots_view));
if (!view) {
free(roots_surface);
return;
}
view->type = ROOTS_WL_SHELL_VIEW;
view->wl_shell_surface = surface;
view->roots_wl_shell_surface = roots_surface;
view->wlr_surface = surface->surface;
view->resize = resize;
view->close = close;
view->desktop = desktop;
roots_surface->view = view;
wlr_list_add(desktop->views, view);
view_setup(view);
if (surface->state == WLR_WL_SHELL_SURFACE_STATE_TRANSIENT) {
// we need to map it relative to the parent
int i = wlr_list_seq_find(desktop->views, shell_surface_compare_equals,
surface->parent);
if (i != -1) {
struct roots_view *parent = desktop->views->items[i];
view_move(view,
parent->x + surface->transient_state->x,
parent->y + surface->transient_state->y);
}
}
}