wlroots/rootston/wl_shell.c

178 lines
6.2 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;
const struct roots_input_event *event = get_input_event(input, e->serial);
if (!event || input->mode != ROOTS_CURSOR_PASSTHROUGH) {
return;
}
view_begin_move(input, event->cursor, 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;
const struct roots_input_event *event = get_input_event(input, e->serial);
if (!event || input->mode != ROOTS_CURSOR_PASSTHROUGH) {
return;
}
view_begin_resize(input, event->cursor, view, e->edges);
}
static void handle_surface_commit(struct wl_listener *listener, void *data) {
struct roots_wl_shell_surface *roots_surface =
wl_container_of(listener, roots_surface, surface_commit);
struct roots_view *view = roots_surface->view;
if (view->wl_shell_surface->state == WLR_WL_SHELL_SURFACE_STATE_TOPLEVEL &&
!roots_surface->initialized) {
roots_surface->initialized = view_initialize(view);
}
}
static void handle_destroy(struct wl_listener *listener, void *data) {
struct roots_wl_shell_surface *roots_surface =
wl_container_of(listener, roots_surface, destroy);
wl_list_remove(&roots_surface->destroy.link);
wl_list_remove(&roots_surface->ping_timeout.link);
wl_list_remove(&roots_surface->request_move.link);
wl_list_remove(&roots_surface->request_resize.link);
wl_list_remove(&roots_surface->request_set_fullscreen.link);
wl_list_remove(&roots_surface->request_set_maximized.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;
}
wl_list_init(&roots_surface->destroy.link);
roots_surface->destroy.notify = handle_destroy;
wl_signal_add(&surface->events.destroy, &roots_surface->destroy);
wl_list_init(&roots_surface->ping_timeout.link);
wl_list_init(&roots_surface->request_move.link);
roots_surface->request_move.notify = handle_request_move;
wl_signal_add(&surface->events.request_move, &roots_surface->request_move);
wl_list_init(&roots_surface->request_resize.link);
roots_surface->request_resize.notify = handle_request_resize;
wl_signal_add(&surface->events.request_resize,
&roots_surface->request_resize);
wl_list_init(&roots_surface->request_set_fullscreen.link);
wl_list_init(&roots_surface->request_set_maximized.link);
wl_list_init(&roots_surface->surface_commit.link);
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));
view->type = ROOTS_WL_SHELL_VIEW;
if (surface->state == WLR_WL_SHELL_SURFACE_STATE_TRANSIENT) {
// we need to map it relative to the parent
int i =
list_seq_find(desktop->views,
shell_surface_compare_equals, surface->parent);
if (i != -1) {
struct roots_view *parent = desktop->views->items[i];
view->x = parent->x + surface->transient_state->x;
view->y = parent->y + surface->transient_state->y;
}
} else {
view->x = view->y = 200;
}
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;
list_add(desktop->views, view);
}
struct wlr_wl_shell_surface *wlr_wl_shell_surface_popup_at(
struct wlr_wl_shell_surface *surface, double sx, double sy,
double *popup_sx, double *popup_sy) {
struct wlr_wl_shell_surface *popup;
wl_list_for_each(popup, &surface->children, child_link) {
double _popup_sx = popup->transient_state->x;
double _popup_sy = popup->transient_state->y;
int popup_width =
popup->surface->current->buffer_width;
int popup_height =
popup->surface->current->buffer_height;
struct wlr_wl_shell_surface *_popup =
wlr_wl_shell_surface_popup_at(popup,
popup->transient_state->x,
popup->transient_state->y,
popup_sx, popup_sy);
if (_popup) {
*popup_sx = sx + _popup_sx;
*popup_sy = sy + _popup_sy;
return _popup;
}
if ((sx > _popup_sx && sx < _popup_sx + popup_width) &&
(sy > _popup_sy && sy < _popup_sy + popup_height)) {
if (pixman_region32_contains_point(&popup->surface->current->input,
sx - _popup_sx, sy - _popup_sy, NULL)) {
*popup_sx = _popup_sx;
*popup_sy = _popup_sy;
return popup;
}
}
}
return NULL;
}