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398 lines
13 KiB
398 lines
13 KiB
#include <assert.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include <wayland-server.h>
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#include <wlr/types/wlr_box.h>
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#include <wlr/types/wlr_surface.h>
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#include <wlr/types/wlr_xdg_shell_v6.h>
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#include <wlr/util/log.h>
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#include "rootston/desktop.h"
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#include "rootston/input.h"
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#include "rootston/server.h"
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static void popup_destroy(struct roots_view_child *child) {
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assert(child->destroy == popup_destroy);
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struct roots_xdg_popup_v6 *popup = (struct roots_xdg_popup_v6 *)child;
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if (popup == NULL) {
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return;
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}
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wl_list_remove(&popup->destroy.link);
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wl_list_remove(&popup->new_popup.link);
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view_child_finish(&popup->view_child);
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free(popup);
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}
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static void popup_handle_destroy(struct wl_listener *listener, void *data) {
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struct roots_xdg_popup_v6 *popup =
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wl_container_of(listener, popup, destroy);
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popup_destroy((struct roots_view_child *)popup);
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}
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static struct roots_xdg_popup_v6 *popup_create(struct roots_view *view,
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struct wlr_xdg_popup_v6 *wlr_popup);
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static void popup_handle_new_popup(struct wl_listener *listener, void *data) {
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struct roots_xdg_popup_v6 *popup =
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wl_container_of(listener, popup, new_popup);
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struct wlr_xdg_popup_v6 *wlr_popup = data;
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popup_create(popup->view_child.view, wlr_popup);
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}
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static struct roots_xdg_popup_v6 *popup_create(struct roots_view *view,
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struct wlr_xdg_popup_v6 *wlr_popup) {
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struct roots_xdg_popup_v6 *popup =
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calloc(1, sizeof(struct roots_xdg_popup_v6));
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if (popup == NULL) {
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return NULL;
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}
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popup->wlr_popup = wlr_popup;
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popup->view_child.destroy = popup_destroy;
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view_child_init(&popup->view_child, view, wlr_popup->base->surface);
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popup->destroy.notify = popup_handle_destroy;
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wl_signal_add(&wlr_popup->base->events.destroy, &popup->destroy);
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popup->new_popup.notify = popup_handle_new_popup;
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wl_signal_add(&wlr_popup->base->events.new_popup, &popup->new_popup);
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return popup;
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}
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static void get_size(const struct roots_view *view, struct wlr_box *box) {
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assert(view->type == ROOTS_XDG_SHELL_V6_VIEW);
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struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
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if (surface->geometry.width > 0 && surface->geometry.height > 0) {
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box->width = surface->geometry.width;
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box->height = surface->geometry.height;
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} else if (view->wlr_surface != NULL) {
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box->width = view->wlr_surface->current->width;
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box->height = view->wlr_surface->current->height;
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} else {
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box->width = box->height = 0;
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}
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}
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static void activate(struct roots_view *view, bool active) {
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assert(view->type == ROOTS_XDG_SHELL_V6_VIEW);
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struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
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if (surface->role == WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
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wlr_xdg_toplevel_v6_set_activated(surface, active);
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}
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}
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static void apply_size_constraints(struct wlr_xdg_surface_v6 *surface,
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uint32_t width, uint32_t height, uint32_t *dest_width,
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uint32_t *dest_height) {
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*dest_width = width;
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*dest_height = height;
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struct wlr_xdg_toplevel_v6_state *state = &surface->toplevel->current;
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if (width < state->min_width) {
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*dest_width = state->min_width;
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} else if (state->max_width > 0 &&
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width > state->max_width) {
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*dest_width = state->max_width;
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}
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if (height < state->min_height) {
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*dest_height = state->min_height;
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} else if (state->max_height > 0 &&
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height > state->max_height) {
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*dest_height = state->max_height;
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}
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}
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static void resize(struct roots_view *view, uint32_t width, uint32_t height) {
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assert(view->type == ROOTS_XDG_SHELL_V6_VIEW);
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struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
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if (surface->role != WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
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return;
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}
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uint32_t constrained_width, constrained_height;
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apply_size_constraints(surface, width, height, &constrained_width,
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&constrained_height);
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wlr_xdg_toplevel_v6_set_size(surface, constrained_width,
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constrained_height);
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}
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static void move_resize(struct roots_view *view, double x, double y,
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uint32_t width, uint32_t height) {
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assert(view->type == ROOTS_XDG_SHELL_V6_VIEW);
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struct roots_xdg_surface_v6 *roots_surface = view->roots_xdg_surface_v6;
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struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
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if (surface->role != WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
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return;
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}
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bool update_x = x != view->x;
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bool update_y = y != view->y;
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uint32_t constrained_width, constrained_height;
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apply_size_constraints(surface, width, height, &constrained_width,
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&constrained_height);
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if (update_x) {
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x = x + width - constrained_width;
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}
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if (update_y) {
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y = y + height - constrained_height;
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}
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view->pending_move_resize.update_x = update_x;
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view->pending_move_resize.update_y = update_y;
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view->pending_move_resize.x = x;
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view->pending_move_resize.y = y;
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view->pending_move_resize.width = constrained_width;
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view->pending_move_resize.height = constrained_height;
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uint32_t serial = wlr_xdg_toplevel_v6_set_size(surface, constrained_width,
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constrained_height);
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if (serial > 0) {
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roots_surface->pending_move_resize_configure_serial = serial;
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} else if (roots_surface->pending_move_resize_configure_serial == 0) {
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view_update_position(view, x, y);
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}
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}
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static void maximize(struct roots_view *view, bool maximized) {
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assert(view->type == ROOTS_XDG_SHELL_V6_VIEW);
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struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
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if (surface->role != WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
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return;
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}
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wlr_xdg_toplevel_v6_set_maximized(surface, maximized);
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}
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static void set_fullscreen(struct roots_view *view, bool fullscreen) {
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assert(view->type == ROOTS_XDG_SHELL_V6_VIEW);
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struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
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if (surface->role != WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
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return;
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}
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wlr_xdg_toplevel_v6_set_fullscreen(surface, fullscreen);
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}
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static void close(struct roots_view *view) {
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assert(view->type == ROOTS_XDG_SHELL_V6_VIEW);
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struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
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struct wlr_xdg_popup_v6 *popup = NULL;
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wl_list_for_each(popup, &surface->popups, link) {
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wlr_xdg_surface_v6_send_close(popup->base);
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}
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wlr_xdg_surface_v6_send_close(surface);
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}
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static void destroy(struct roots_view *view) {
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assert(view->type == ROOTS_XDG_SHELL_V6_VIEW);
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struct roots_xdg_surface_v6 *roots_xdg_surface = view->roots_xdg_surface_v6;
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wl_list_remove(&roots_xdg_surface->surface_commit.link);
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wl_list_remove(&roots_xdg_surface->destroy.link);
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wl_list_remove(&roots_xdg_surface->new_popup.link);
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wl_list_remove(&roots_xdg_surface->map.link);
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wl_list_remove(&roots_xdg_surface->unmap.link);
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wl_list_remove(&roots_xdg_surface->request_move.link);
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wl_list_remove(&roots_xdg_surface->request_resize.link);
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wl_list_remove(&roots_xdg_surface->request_maximize.link);
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wl_list_remove(&roots_xdg_surface->request_fullscreen.link);
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free(roots_xdg_surface);
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}
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static void handle_request_move(struct wl_listener *listener, void *data) {
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struct roots_xdg_surface_v6 *roots_xdg_surface =
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wl_container_of(listener, roots_xdg_surface, request_move);
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struct roots_view *view = roots_xdg_surface->view;
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struct roots_input *input = view->desktop->server->input;
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struct wlr_xdg_toplevel_v6_move_event *e = data;
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struct roots_seat *seat = input_seat_from_wlr_seat(input, e->seat->seat);
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// TODO verify event serial
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if (!seat || seat->cursor->mode != ROOTS_CURSOR_PASSTHROUGH) {
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return;
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}
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roots_seat_begin_move(seat, view);
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}
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static void handle_request_resize(struct wl_listener *listener, void *data) {
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struct roots_xdg_surface_v6 *roots_xdg_surface =
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wl_container_of(listener, roots_xdg_surface, request_resize);
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struct roots_view *view = roots_xdg_surface->view;
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struct roots_input *input = view->desktop->server->input;
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struct wlr_xdg_toplevel_v6_resize_event *e = data;
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// TODO verify event serial
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struct roots_seat *seat = input_seat_from_wlr_seat(input, e->seat->seat);
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assert(seat);
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if (!seat || seat->cursor->mode != ROOTS_CURSOR_PASSTHROUGH) {
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return;
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}
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roots_seat_begin_resize(seat, view, e->edges);
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}
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static void handle_request_maximize(struct wl_listener *listener, void *data) {
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struct roots_xdg_surface_v6 *roots_xdg_surface =
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wl_container_of(listener, roots_xdg_surface, request_maximize);
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struct roots_view *view = roots_xdg_surface->view;
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struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
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if (surface->role != WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
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return;
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}
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view_maximize(view, surface->toplevel->next.maximized);
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}
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static void handle_request_fullscreen(struct wl_listener *listener,
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void *data) {
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struct roots_xdg_surface_v6 *roots_xdg_surface =
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wl_container_of(listener, roots_xdg_surface, request_fullscreen);
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struct roots_view *view = roots_xdg_surface->view;
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struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
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struct wlr_xdg_toplevel_v6_set_fullscreen_event *e = data;
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if (surface->role != WLR_XDG_SURFACE_V6_ROLE_TOPLEVEL) {
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return;
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}
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view_set_fullscreen(view, e->fullscreen, e->output);
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}
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static void handle_surface_commit(struct wl_listener *listener, void *data) {
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struct roots_xdg_surface_v6 *roots_surface =
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wl_container_of(listener, roots_surface, surface_commit);
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struct roots_view *view = roots_surface->view;
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struct wlr_xdg_surface_v6 *surface = view->xdg_surface_v6;
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if (!surface->mapped) {
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return;
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}
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view_apply_damage(view);
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struct wlr_box size;
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get_size(view, &size);
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view_update_size(view, size.width, size.height);
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uint32_t pending_serial =
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roots_surface->pending_move_resize_configure_serial;
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if (pending_serial > 0 && pending_serial >= surface->configure_serial) {
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double x = view->x;
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double y = view->y;
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if (view->pending_move_resize.update_x) {
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x = view->pending_move_resize.x + view->pending_move_resize.width -
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size.width;
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}
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if (view->pending_move_resize.update_y) {
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y = view->pending_move_resize.y + view->pending_move_resize.height -
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size.height;
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}
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view_update_position(view, x, y);
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if (pending_serial == surface->configure_serial) {
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roots_surface->pending_move_resize_configure_serial = 0;
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}
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}
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}
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static void handle_new_popup(struct wl_listener *listener, void *data) {
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struct roots_xdg_surface_v6 *roots_xdg_surface =
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wl_container_of(listener, roots_xdg_surface, new_popup);
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struct wlr_xdg_popup_v6 *wlr_popup = data;
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popup_create(roots_xdg_surface->view, wlr_popup);
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}
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static void handle_map(struct wl_listener *listener, void *data) {
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struct roots_xdg_surface_v6 *roots_xdg_surface =
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wl_container_of(listener, roots_xdg_surface, map);
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struct roots_view *view = roots_xdg_surface->view;
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struct wlr_box box;
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get_size(view, &box);
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view->width = box.width;
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view->height = box.height;
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view_map(view, view->xdg_surface_v6->surface);
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view_setup(view);
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}
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static void handle_unmap(struct wl_listener *listener, void *data) {
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struct roots_xdg_surface_v6 *roots_xdg_surface =
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wl_container_of(listener, roots_xdg_surface, unmap);
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view_unmap(roots_xdg_surface->view);
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}
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static void handle_destroy(struct wl_listener *listener, void *data) {
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struct roots_xdg_surface_v6 *roots_xdg_surface =
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wl_container_of(listener, roots_xdg_surface, destroy);
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view_destroy(roots_xdg_surface->view);
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}
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void handle_xdg_shell_v6_surface(struct wl_listener *listener, void *data) {
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struct wlr_xdg_surface_v6 *surface = data;
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assert(surface->role != WLR_XDG_SURFACE_V6_ROLE_NONE);
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if (surface->role == WLR_XDG_SURFACE_V6_ROLE_POPUP) {
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wlr_log(L_DEBUG, "new xdg popup");
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return;
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}
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struct roots_desktop *desktop =
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wl_container_of(listener, desktop, xdg_shell_v6_surface);
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wlr_log(L_DEBUG, "new xdg toplevel: title=%s, app_id=%s",
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surface->title, surface->app_id);
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wlr_xdg_surface_v6_ping(surface);
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struct roots_xdg_surface_v6 *roots_surface =
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calloc(1, sizeof(struct roots_xdg_surface_v6));
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if (!roots_surface) {
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return;
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}
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roots_surface->surface_commit.notify = handle_surface_commit;
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wl_signal_add(&surface->surface->events.commit,
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&roots_surface->surface_commit);
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roots_surface->destroy.notify = handle_destroy;
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wl_signal_add(&surface->events.destroy, &roots_surface->destroy);
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roots_surface->map.notify = handle_map;
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wl_signal_add(&surface->events.map, &roots_surface->map);
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roots_surface->unmap.notify = handle_unmap;
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wl_signal_add(&surface->events.unmap, &roots_surface->unmap);
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roots_surface->request_move.notify = handle_request_move;
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wl_signal_add(&surface->events.request_move, &roots_surface->request_move);
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roots_surface->request_resize.notify = handle_request_resize;
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wl_signal_add(&surface->events.request_resize,
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&roots_surface->request_resize);
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roots_surface->request_maximize.notify = handle_request_maximize;
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wl_signal_add(&surface->events.request_maximize,
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&roots_surface->request_maximize);
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roots_surface->request_fullscreen.notify = handle_request_fullscreen;
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wl_signal_add(&surface->events.request_fullscreen,
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&roots_surface->request_fullscreen);
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roots_surface->new_popup.notify = handle_new_popup;
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wl_signal_add(&surface->events.new_popup, &roots_surface->new_popup);
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struct roots_view *view = view_create(desktop);
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if (!view) {
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free(roots_surface);
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return;
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}
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view->type = ROOTS_XDG_SHELL_V6_VIEW;
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view->xdg_surface_v6 = surface;
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view->roots_xdg_surface_v6 = roots_surface;
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view->activate = activate;
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view->resize = resize;
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view->move_resize = move_resize;
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view->maximize = maximize;
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view->set_fullscreen = set_fullscreen;
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view->close = close;
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view->destroy = destroy;
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roots_surface->view = view;
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if (surface->toplevel->next.maximized) {
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view_maximize(view, true);
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}
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if (surface->toplevel->next.fullscreen) {
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view_set_fullscreen(view, true, NULL);
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}
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}
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