This is a fork of https://github.com/swaywm/sway that replaces pango with https://codeberg.org/dnkl/fcft for font rendering. Note: do not use the master branch; use one of the fontconfig branches
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 

550 lines
18 KiB

#define _POSIX_C_SOURCE 199309L
#include <float.h>
#include <stdbool.h>
#include <stdlib.h>
#include <wayland-server-core.h>
#include <wlr/types/wlr_xdg_shell.h>
#include <wlr/util/edges.h>
#include "log.h"
#include "sway/decoration.h"
#include "sway/desktop.h"
#include "sway/desktop/transaction.h"
#include "sway/input/cursor.h"
#include "sway/input/input-manager.h"
#include "sway/input/seat.h"
#include "sway/output.h"
#include "sway/tree/arrange.h"
#include "sway/tree/container.h"
#include "sway/tree/view.h"
#include "sway/tree/workspace.h"
#include "sway/xdg_decoration.h"
static const struct sway_view_child_impl popup_impl;
static void popup_get_root_coords(struct sway_view_child *child,
int *root_sx, int *root_sy) {
struct sway_xdg_popup *popup = (struct sway_xdg_popup *)child;
struct wlr_xdg_surface *surface = popup->wlr_xdg_surface;
int x_offset = -child->view->geometry.x - surface->geometry.x;
int y_offset = -child->view->geometry.y - surface->geometry.y;
wlr_xdg_popup_get_toplevel_coords(surface->popup,
x_offset + surface->popup->geometry.x,
y_offset + surface->popup->geometry.y,
root_sx, root_sy);
}
static void popup_destroy(struct sway_view_child *child) {
if (!sway_assert(child->impl == &popup_impl,
"Expected an xdg_shell popup")) {
return;
}
struct sway_xdg_popup *popup = (struct sway_xdg_popup *)child;
wl_list_remove(&popup->new_popup.link);
wl_list_remove(&popup->destroy.link);
free(popup);
}
static const struct sway_view_child_impl popup_impl = {
.get_root_coords = popup_get_root_coords,
.destroy = popup_destroy,
};
static struct sway_xdg_popup *popup_create(
struct wlr_xdg_popup *wlr_popup, struct sway_view *view);
static void popup_handle_new_popup(struct wl_listener *listener, void *data) {
struct sway_xdg_popup *popup =
wl_container_of(listener, popup, new_popup);
struct wlr_xdg_popup *wlr_popup = data;
popup_create(wlr_popup, popup->child.view);
}
static void popup_handle_destroy(struct wl_listener *listener, void *data) {
struct sway_xdg_popup *popup = wl_container_of(listener, popup, destroy);
view_child_destroy(&popup->child);
}
static void popup_unconstrain(struct sway_xdg_popup *popup) {
struct sway_view *view = popup->child.view;
struct wlr_xdg_popup *wlr_popup = popup->wlr_xdg_surface->popup;
struct sway_output *output = view->container->pending.workspace->output;
// the output box expressed in the coordinate system of the toplevel parent
// of the popup
struct wlr_box output_toplevel_sx_box = {
.x = output->lx - view->container->pending.content_x,
.y = output->ly - view->container->pending.content_y,
.width = output->width,
.height = output->height,
};
wlr_xdg_popup_unconstrain_from_box(wlr_popup, &output_toplevel_sx_box);
}
static struct sway_xdg_popup *popup_create(
struct wlr_xdg_popup *wlr_popup, struct sway_view *view) {
struct wlr_xdg_surface *xdg_surface = wlr_popup->base;
struct sway_xdg_popup *popup =
calloc(1, sizeof(struct sway_xdg_popup));
if (popup == NULL) {
return NULL;
}
view_child_init(&popup->child, &popup_impl, view, xdg_surface->surface);
popup->wlr_xdg_surface = xdg_surface;
wl_signal_add(&xdg_surface->events.new_popup, &popup->new_popup);
popup->new_popup.notify = popup_handle_new_popup;
wl_signal_add(&xdg_surface->events.destroy, &popup->destroy);
popup->destroy.notify = popup_handle_destroy;
wl_signal_add(&xdg_surface->events.map, &popup->child.surface_map);
wl_signal_add(&xdg_surface->events.unmap, &popup->child.surface_unmap);
popup_unconstrain(popup);
return popup;
}
static struct sway_xdg_shell_view *xdg_shell_view_from_view(
struct sway_view *view) {
if (!sway_assert(view->type == SWAY_VIEW_XDG_SHELL,
"Expected xdg_shell view")) {
return NULL;
}
return (struct sway_xdg_shell_view *)view;
}
static void get_constraints(struct sway_view *view, double *min_width,
double *max_width, double *min_height, double *max_height) {
struct wlr_xdg_toplevel_state *state =
&view->wlr_xdg_surface->toplevel->current;
*min_width = state->min_width > 0 ? state->min_width : DBL_MIN;
*max_width = state->max_width > 0 ? state->max_width : DBL_MAX;
*min_height = state->min_height > 0 ? state->min_height : DBL_MIN;
*max_height = state->max_height > 0 ? state->max_height : DBL_MAX;
}
static const char *get_string_prop(struct sway_view *view,
enum sway_view_prop prop) {
if (xdg_shell_view_from_view(view) == NULL) {
return NULL;
}
switch (prop) {
case VIEW_PROP_TITLE:
return view->wlr_xdg_surface->toplevel->title;
case VIEW_PROP_APP_ID:
return view->wlr_xdg_surface->toplevel->app_id;
default:
return NULL;
}
}
static uint32_t configure(struct sway_view *view, double lx, double ly,
int width, int height) {
struct sway_xdg_shell_view *xdg_shell_view =
xdg_shell_view_from_view(view);
if (xdg_shell_view == NULL) {
return 0;
}
return wlr_xdg_toplevel_set_size(view->wlr_xdg_surface, width, height);
}
static void set_activated(struct sway_view *view, bool activated) {
if (xdg_shell_view_from_view(view) == NULL) {
return;
}
struct wlr_xdg_surface *surface = view->wlr_xdg_surface;
if (surface->role == WLR_XDG_SURFACE_ROLE_TOPLEVEL) {
wlr_xdg_toplevel_set_activated(surface, activated);
}
}
static void set_tiled(struct sway_view *view, bool tiled) {
if (xdg_shell_view_from_view(view) == NULL) {
return;
}
struct wlr_xdg_surface *surface = view->wlr_xdg_surface;
enum wlr_edges edges = WLR_EDGE_NONE;
if (tiled) {
edges = WLR_EDGE_LEFT | WLR_EDGE_RIGHT | WLR_EDGE_TOP |
WLR_EDGE_BOTTOM;
}
wlr_xdg_toplevel_set_tiled(surface, edges);
}
static void set_fullscreen(struct sway_view *view, bool fullscreen) {
if (xdg_shell_view_from_view(view) == NULL) {
return;
}
struct wlr_xdg_surface *surface = view->wlr_xdg_surface;
wlr_xdg_toplevel_set_fullscreen(surface, fullscreen);
}
static void set_resizing(struct sway_view *view, bool resizing) {
if (xdg_shell_view_from_view(view) == NULL) {
return;
}
struct wlr_xdg_surface *surface = view->wlr_xdg_surface;
wlr_xdg_toplevel_set_resizing(surface, resizing);
}
static bool wants_floating(struct sway_view *view) {
struct wlr_xdg_toplevel *toplevel = view->wlr_xdg_surface->toplevel;
struct wlr_xdg_toplevel_state *state = &toplevel->current;
return (state->min_width != 0 && state->min_height != 0
&& (state->min_width == state->max_width
|| state->min_height == state->max_height))
|| toplevel->parent;
}
static void for_each_surface(struct sway_view *view,
wlr_surface_iterator_func_t iterator, void *user_data) {
if (xdg_shell_view_from_view(view) == NULL) {
return;
}
wlr_xdg_surface_for_each_surface(view->wlr_xdg_surface, iterator,
user_data);
}
static void for_each_popup_surface(struct sway_view *view,
wlr_surface_iterator_func_t iterator, void *user_data) {
if (xdg_shell_view_from_view(view) == NULL) {
return;
}
wlr_xdg_surface_for_each_popup_surface(view->wlr_xdg_surface, iterator,
user_data);
}
static bool is_transient_for(struct sway_view *child,
struct sway_view *ancestor) {
if (xdg_shell_view_from_view(child) == NULL) {
return false;
}
struct wlr_xdg_surface *surface = child->wlr_xdg_surface;
while (surface && surface->role == WLR_XDG_SURFACE_ROLE_TOPLEVEL) {
if (surface->toplevel->parent == ancestor->wlr_xdg_surface) {
return true;
}
surface = surface->toplevel->parent;
}
return false;
}
static void _close(struct sway_view *view) {
if (xdg_shell_view_from_view(view) == NULL) {
return;
}
struct wlr_xdg_surface *surface = view->wlr_xdg_surface;
if (surface->role == WLR_XDG_SURFACE_ROLE_TOPLEVEL
&& surface->toplevel) {
wlr_xdg_toplevel_send_close(surface);
}
}
static void close_popups(struct sway_view *view) {
struct wlr_xdg_popup *popup, *tmp;
wl_list_for_each_safe(popup, tmp, &view->wlr_xdg_surface->popups, link) {
wlr_xdg_popup_destroy(popup->base);
}
}
static void destroy(struct sway_view *view) {
struct sway_xdg_shell_view *xdg_shell_view =
xdg_shell_view_from_view(view);
if (xdg_shell_view == NULL) {
return;
}
free(xdg_shell_view);
}
static const struct sway_view_impl view_impl = {
.get_constraints = get_constraints,
.get_string_prop = get_string_prop,
.configure = configure,
.set_activated = set_activated,
.set_tiled = set_tiled,
.set_fullscreen = set_fullscreen,
.set_resizing = set_resizing,
.wants_floating = wants_floating,
.for_each_surface = for_each_surface,
.for_each_popup_surface = for_each_popup_surface,
.is_transient_for = is_transient_for,
.close = _close,
.close_popups = close_popups,
.destroy = destroy,
};
static void handle_commit(struct wl_listener *listener, void *data) {
struct sway_xdg_shell_view *xdg_shell_view =
wl_container_of(listener, xdg_shell_view, commit);
struct sway_view *view = &xdg_shell_view->view;
struct wlr_xdg_surface *xdg_surface = view->wlr_xdg_surface;
struct wlr_box new_geo;
wlr_xdg_surface_get_geometry(xdg_surface, &new_geo);
bool new_size = new_geo.width != view->geometry.width ||
new_geo.height != view->geometry.height ||
new_geo.x != view->geometry.x ||
new_geo.y != view->geometry.y;
if (new_size) {
// The client changed its surface size in this commit. For floating
// containers, we resize the container to match. For tiling containers,
// we only recenter the surface.
desktop_damage_view(view);
memcpy(&view->geometry, &new_geo, sizeof(struct wlr_box));
if (container_is_floating(view->container)) {
view_update_size(view);
transaction_commit_dirty_client();
} else {
view_center_surface(view);
}
desktop_damage_view(view);
}
if (view->container->node.instruction) {
transaction_notify_view_ready_by_serial(view,
xdg_surface->configure_serial);
}
view_damage_from(view);
}
static void handle_set_title(struct wl_listener *listener, void *data) {
struct sway_xdg_shell_view *xdg_shell_view =
wl_container_of(listener, xdg_shell_view, set_title);
struct sway_view *view = &xdg_shell_view->view;
view_update_title(view, false);
view_execute_criteria(view);
}
static void handle_set_app_id(struct wl_listener *listener, void *data) {
struct sway_xdg_shell_view *xdg_shell_view =
wl_container_of(listener, xdg_shell_view, set_app_id);
struct sway_view *view = &xdg_shell_view->view;
view_execute_criteria(view);
}
static void handle_new_popup(struct wl_listener *listener, void *data) {
struct sway_xdg_shell_view *xdg_shell_view =
wl_container_of(listener, xdg_shell_view, new_popup);
struct wlr_xdg_popup *wlr_popup = data;
popup_create(wlr_popup, &xdg_shell_view->view);
}
static void handle_request_fullscreen(struct wl_listener *listener, void *data) {
struct sway_xdg_shell_view *xdg_shell_view =
wl_container_of(listener, xdg_shell_view, request_fullscreen);
struct wlr_xdg_toplevel_set_fullscreen_event *e = data;
struct wlr_xdg_surface *xdg_surface =
xdg_shell_view->view.wlr_xdg_surface;
struct sway_view *view = &xdg_shell_view->view;
if (!sway_assert(xdg_surface->role == WLR_XDG_SURFACE_ROLE_TOPLEVEL,
"xdg_shell requested fullscreen of surface with role %i",
xdg_surface->role)) {
return;
}
if (!xdg_surface->mapped) {
return;
}
struct sway_container *container = view->container;
if (e->fullscreen && e->output && e->output->data) {
struct sway_output *output = e->output->data;
struct sway_workspace *ws = output_get_active_workspace(output);
if (ws && !container_is_scratchpad_hidden(container) &&
container->pending.workspace != ws) {
if (container_is_floating(container)) {
workspace_add_floating(ws, container);
} else {
container = workspace_add_tiling(ws, container);
}
}
}
container_set_fullscreen(container, e->fullscreen);
arrange_root();
transaction_commit_dirty();
}
static void handle_request_maximize(struct wl_listener *listener, void *data) {
struct wlr_xdg_surface *surface = data;
wlr_xdg_surface_schedule_configure(surface);
}
static void handle_request_move(struct wl_listener *listener, void *data) {
struct sway_xdg_shell_view *xdg_shell_view =
wl_container_of(listener, xdg_shell_view, request_move);
struct sway_view *view = &xdg_shell_view->view;
if (!container_is_floating(view->container)) {
return;
}
struct wlr_xdg_toplevel_move_event *e = data;
struct sway_seat *seat = e->seat->seat->data;
if (e->serial == seat->last_button_serial) {
seatop_begin_move_floating(seat, view->container);
}
}
static void handle_request_resize(struct wl_listener *listener, void *data) {
struct sway_xdg_shell_view *xdg_shell_view =
wl_container_of(listener, xdg_shell_view, request_resize);
struct sway_view *view = &xdg_shell_view->view;
if (!container_is_floating(view->container)) {
return;
}
struct wlr_xdg_toplevel_resize_event *e = data;
struct sway_seat *seat = e->seat->seat->data;
if (e->serial == seat->last_button_serial) {
seatop_begin_resize_floating(seat, view->container, e->edges);
}
}
static void handle_unmap(struct wl_listener *listener, void *data) {
struct sway_xdg_shell_view *xdg_shell_view =
wl_container_of(listener, xdg_shell_view, unmap);
struct sway_view *view = &xdg_shell_view->view;
if (!sway_assert(view->surface, "Cannot unmap unmapped view")) {
return;
}
view_unmap(view);
wl_list_remove(&xdg_shell_view->commit.link);
wl_list_remove(&xdg_shell_view->new_popup.link);
wl_list_remove(&xdg_shell_view->request_fullscreen.link);
wl_list_remove(&xdg_shell_view->request_maximize.link);
wl_list_remove(&xdg_shell_view->request_move.link);
wl_list_remove(&xdg_shell_view->request_resize.link);
wl_list_remove(&xdg_shell_view->set_title.link);
wl_list_remove(&xdg_shell_view->set_app_id.link);
}
static void handle_map(struct wl_listener *listener, void *data) {
struct sway_xdg_shell_view *xdg_shell_view =
wl_container_of(listener, xdg_shell_view, map);
struct sway_view *view = &xdg_shell_view->view;
struct wlr_xdg_surface *xdg_surface = view->wlr_xdg_surface;
view->natural_width = view->wlr_xdg_surface->geometry.width;
view->natural_height = view->wlr_xdg_surface->geometry.height;
if (!view->natural_width && !view->natural_height) {
view->natural_width = view->wlr_xdg_surface->surface->current.width;
view->natural_height = view->wlr_xdg_surface->surface->current.height;
}
bool csd = false;
if (view->xdg_decoration) {
enum wlr_xdg_toplevel_decoration_v1_mode mode =
view->xdg_decoration->wlr_xdg_decoration->client_pending_mode;
csd = mode == WLR_XDG_TOPLEVEL_DECORATION_V1_MODE_CLIENT_SIDE;
} else {
struct sway_server_decoration *deco =
decoration_from_surface(xdg_surface->surface);
csd = !deco || deco->wlr_server_decoration->mode ==
WLR_SERVER_DECORATION_MANAGER_MODE_CLIENT;
}
view_map(view, view->wlr_xdg_surface->surface,
xdg_surface->toplevel->client_pending.fullscreen,
xdg_surface->toplevel->client_pending.fullscreen_output,
csd);
transaction_commit_dirty();
xdg_shell_view->commit.notify = handle_commit;
wl_signal_add(&xdg_surface->surface->events.commit,
&xdg_shell_view->commit);
xdg_shell_view->new_popup.notify = handle_new_popup;
wl_signal_add(&xdg_surface->events.new_popup,
&xdg_shell_view->new_popup);
xdg_shell_view->request_fullscreen.notify = handle_request_fullscreen;
wl_signal_add(&xdg_surface->toplevel->events.request_fullscreen,
&xdg_shell_view->request_fullscreen);
xdg_shell_view->request_maximize.notify = handle_request_maximize;
wl_signal_add(&xdg_surface->toplevel->events.request_maximize,
&xdg_shell_view->request_maximize);
xdg_shell_view->request_move.notify = handle_request_move;
wl_signal_add(&xdg_surface->toplevel->events.request_move,
&xdg_shell_view->request_move);
xdg_shell_view->request_resize.notify = handle_request_resize;
wl_signal_add(&xdg_surface->toplevel->events.request_resize,
&xdg_shell_view->request_resize);
xdg_shell_view->set_title.notify = handle_set_title;
wl_signal_add(&xdg_surface->toplevel->events.set_title,
&xdg_shell_view->set_title);
xdg_shell_view->set_app_id.notify = handle_set_app_id;
wl_signal_add(&xdg_surface->toplevel->events.set_app_id,
&xdg_shell_view->set_app_id);
}
static void handle_destroy(struct wl_listener *listener, void *data) {
struct sway_xdg_shell_view *xdg_shell_view =
wl_container_of(listener, xdg_shell_view, destroy);
struct sway_view *view = &xdg_shell_view->view;
if (!sway_assert(view->surface == NULL, "Tried to destroy a mapped view")) {
return;
}
wl_list_remove(&xdg_shell_view->destroy.link);
wl_list_remove(&xdg_shell_view->map.link);
wl_list_remove(&xdg_shell_view->unmap.link);
view->wlr_xdg_surface = NULL;
if (view->xdg_decoration) {
view->xdg_decoration->view = NULL;
}
view_begin_destroy(view);
}
struct sway_view *view_from_wlr_xdg_surface(
struct wlr_xdg_surface *xdg_surface) {
return xdg_surface->data;
}
void handle_xdg_shell_surface(struct wl_listener *listener, void *data) {
struct wlr_xdg_surface *xdg_surface = data;
if (xdg_surface->role == WLR_XDG_SURFACE_ROLE_POPUP) {
sway_log(SWAY_DEBUG, "New xdg_shell popup");
return;
}
sway_log(SWAY_DEBUG, "New xdg_shell toplevel title='%s' app_id='%s'",
xdg_surface->toplevel->title, xdg_surface->toplevel->app_id);
wlr_xdg_surface_ping(xdg_surface);
struct sway_xdg_shell_view *xdg_shell_view =
calloc(1, sizeof(struct sway_xdg_shell_view));
if (!sway_assert(xdg_shell_view, "Failed to allocate view")) {
return;
}
view_init(&xdg_shell_view->view, SWAY_VIEW_XDG_SHELL, &view_impl);
xdg_shell_view->view.wlr_xdg_surface = xdg_surface;
xdg_shell_view->map.notify = handle_map;
wl_signal_add(&xdg_surface->events.map, &xdg_shell_view->map);
xdg_shell_view->unmap.notify = handle_unmap;
wl_signal_add(&xdg_surface->events.unmap, &xdg_shell_view->unmap);
xdg_shell_view->destroy.notify = handle_destroy;
wl_signal_add(&xdg_surface->events.destroy, &xdg_shell_view->destroy);
xdg_surface->data = xdg_shell_view;
}