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Merge pull request #262 from acrisci/feature/data-device-selection

Browse source 
wlr-data-device
This commit is contained in:
Drew DeVault 2017-10-24 08:22:13 -04:00 • committed by GitHub
commit bbf08f3ef9
21 changed files with 1066 additions and 421 deletions
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13
include/rootston/input.h
View file

@ -64,6 +64,17 @@ struct roots_input_event {
struct wlr_input_device *device;
};
struct roots_drag_icon {
struct wlr_surface *surface;
struct wl_list link; // roots_input::drag_icons
int32_t sx;
int32_t sy;
struct wl_listener surface_destroy;
struct wl_listener surface_commit;
};
struct roots_touch_point {
struct roots_touch *device;
int32_t slot;
@ -80,6 +91,7 @@ struct roots_input {
struct wlr_xcursor_theme *theme;
struct wlr_xcursor *xcursor;
struct wlr_seat *wl_seat;
struct wl_list drag_icons;
struct wl_client *cursor_client;
enum roots_cursor_mode mode;
@ -113,6 +125,7 @@ struct roots_input {
struct wl_listener cursor_tool_axis;
struct wl_listener cursor_tool_tip;
struct wl_listener pointer_grab_begin;
struct wl_list touch_points;
struct wl_listener pointer_grab_end;

2
include/rootston/server.h
View file

@ -3,7 +3,7 @@
#include <wayland-server.h>
#include <wlr/backend.h>
#include <wlr/backend/session.h>
#include <wlr/types/wlr_data_device_manager.h>
#include <wlr/types/wlr_data_device.h>
#include <wlr/render.h>
#ifdef HAS_XWAYLAND
#include <wlr/xwayland.h>

16
include/wlr/interfaces/wlr_data_source.h
View file

@ -1,16 +0,0 @@
#ifndef WLR_INTERFACES_WLR_DATA_SOURCE_H
#define WLR_INTERFACES_WLR_DATA_SOURCE_H
#include <wlr/types/wlr_data_source.h>
struct wlr_data_source_impl {
void (*send)(struct wlr_data_source *data_source, const char *type, int fd);
void (*accepted)(struct wlr_data_source *data_source, const char *type);
void (*cancelled)(struct wlr_data_source *data_source);
};
bool wlr_data_source_init(struct wlr_data_source *source,
struct wlr_data_source_impl *impl);
void wlr_data_source_finish(struct wlr_data_source *source);
#endif

89
include/wlr/types/wlr_data_device.h Normal file
View file

@ -0,0 +1,89 @@
#ifndef WLR_TYPES_WLR_DATA_DEVICE_H
#define WLR_TYPES_WLR_DATA_DEVICE_H
#include <wayland-server.h>
#include <wlr/types/wlr_seat.h>
extern const struct
wlr_pointer_grab_interface wlr_data_device_pointer_drag_interface;
extern const struct
wlr_keyboard_grab_interface wlr_data_device_keyboard_drag_interface;
struct wlr_data_device_manager {
struct wl_global *global;
};
struct wlr_data_offer {
struct wl_resource *resource;
struct wlr_data_source *source;
uint32_t dnd_actions;
enum wl_data_device_manager_dnd_action preferred_dnd_action;
bool in_ask;
struct wl_listener source_destroy;
};
struct wlr_data_source {
struct wl_resource *resource;
struct wlr_data_offer *offer;
struct wlr_seat_handle *seat;
struct wl_array mime_types;
bool accepted;
// drag and drop
enum wl_data_device_manager_dnd_action current_dnd_action;
uint32_t dnd_actions;
uint32_t compositor_action;
bool actions_set;
void (*accept)(struct wlr_data_source *source, uint32_t serial,
const char *mime_type);
void (*send)(struct wlr_data_source *source, const char *mime_type,
int32_t fd);
void (*cancel)(struct wlr_data_source *source);
struct {
struct wl_signal destroy;
} events;
};
struct wlr_drag {
struct wlr_seat_pointer_grab pointer_grab;
struct wlr_seat_keyboard_grab keyboard_grab;
struct wlr_seat_handle *handle;
struct wlr_seat_handle *focus_handle;
struct wlr_surface *icon;
struct wlr_surface *focus;
struct wlr_data_source *source;
struct wl_listener icon_destroy;
struct wl_listener source_destroy;
struct wl_listener handle_unbound;
};
/**
* Create a wl data device manager global for this display.
*/
struct wlr_data_device_manager *wlr_data_device_manager_create(
struct wl_display *display);
/**
* Creates a new wl_data_offer if there is a wl_data_source currently set as the
* seat selection and sends it to the client for this handle, followed by the
* wl_data_device.selection() event.
* If there is no current selection, the wl_data_device.selection() event will
* carry a NULL wl_data_offer.
* If the client does not have a wl_data_device for the seat nothing * will be
* done.
*/
void wlr_seat_handle_send_selection(struct wlr_seat_handle *handle);
void wlr_seat_set_selection(struct wlr_seat *seat,
struct wlr_data_source *source, uint32_t serial);
#endif

26
include/wlr/types/wlr_data_device_manager.h
View file

@ -1,26 +0,0 @@
#ifndef WLR_TYPES_WLR_DATA_DEVICE_MANAGER_H
#define WLR_TYPES_WLR_DATA_DEVICE_MANAGER_H
#include <wayland-server.h>
struct wlr_data_device_manager {
struct wl_global *global;
};
struct wlr_data_device_manager *wlr_data_device_manager_create(struct wl_display *dpy);
void wlr_data_device_manager_destroy(struct wlr_data_device_manager *manager);
struct wlr_data_device {
struct wlr_seat *seat;
struct wlr_data_source *selection;
struct wl_listener selection_destroyed;
struct {
struct wl_signal selection_change;
} events;
};
void wlr_data_device_set_selection(struct wlr_data_device *manager,
struct wlr_data_source *source);
#endif

32
include/wlr/types/wlr_data_source.h
View file

@ -1,32 +0,0 @@
#ifndef WLR_TYPES_WLR_DATA_SOURCE_H
#define WLR_TYPES_WLR_DATA_SOURCE_H
#include <wayland-server.h>
#include <wlr/types/wlr_list.h>
struct wlr_data_source_impl;
struct wlr_data_source {
struct wlr_data_source_impl *impl;
struct wlr_list *types;
void *data;
struct {
struct wl_signal destroy;
} events;
};
void wlr_data_source_send(struct wlr_data_source *src, const char *type, int fd);
void wlr_data_source_accepted(struct wlr_data_source *src, const char *type);
void wlr_data_source_cancelled(struct wlr_data_source *src);
struct wlr_wl_data_source {
struct wlr_data_source base;
struct wl_resource *resource;
};
struct wlr_wl_data_source *wlr_wl_data_source_create(
struct wl_client *client,
uint32_t version, uint32_t id);
#endif

20
include/wlr/types/wlr_seat.h
View file

@ -75,11 +75,16 @@ struct wlr_seat_pointer_state {
struct wlr_seat_handle *focused_handle;
struct wlr_surface *focused_surface;
struct wl_listener surface_destroy;
struct wl_listener resource_destroy;
struct wlr_seat_pointer_grab *grab;
struct wlr_seat_pointer_grab *default_grab;
uint32_t button_count;
uint32_t grab_button;
uint32_t grab_serial;
uint32_t grab_time;
struct wl_listener surface_destroy;
struct wl_listener resource_destroy;
};
struct wlr_seat_keyboard {
@ -111,11 +116,16 @@ struct wlr_seat {
struct wl_list keyboards;
char *name;
uint32_t capabilities;
struct wlr_data_device *data_device;
struct wlr_data_device *data_device; // TODO needed?
struct wlr_data_source *selection_source;
uint32_t selection_serial;
struct wlr_seat_pointer_state pointer_state;
struct wlr_seat_keyboard_state keyboard_state;
struct wl_listener selection_data_source_destroy;
struct {
struct wl_signal client_bound;
struct wl_signal client_unbound;
@ -127,6 +137,8 @@ struct wlr_seat {
struct wl_signal keyboard_grab_end;
struct wl_signal request_set_cursor;
struct wl_signal selection;
} events;
void *data;

1
meson.build
View file

@ -51,6 +51,7 @@ udev = dependency('libudev')
pixman = dependency('pixman-1')
xcb = dependency('xcb')
xcb_composite = dependency('xcb-composite')
xcb_xfixes = dependency('xcb-xfixes')
xcb_icccm = dependency('xcb-icccm', required: false)
x11_xcb = dependency('x11-xcb')
libcap = dependency('libcap', required: false)

59
rootston/cursor.c
View file

@ -4,6 +4,7 @@
#include <stdint.h>
#include <string.h>
#include <math.h>
#include <assert.h>
#ifdef __linux__
#include <linux/input-event-codes.h>
#elif __FreeBSD__
@ -12,6 +13,7 @@
#include <wayland-server.h>
#include <wlr/types/wlr_cursor.h>
#include <wlr/util/log.h>
#include <wlr/types/wlr_data_device.h>
#include "rootston/config.h"
#include "rootston/input.h"
#include "rootston/desktop.h"
@ -355,6 +357,58 @@ static void handle_tool_tip(struct wl_listener *listener, void *data) {
(uint32_t)(event->time_usec / 1000), BTN_LEFT, event->state);
}
static void handle_drag_icon_destroy(struct wl_listener *listener, void *data) {
struct roots_drag_icon *drag_icon =
wl_container_of(listener, drag_icon, surface_destroy);
wl_list_remove(&drag_icon->link);
wl_list_remove(&drag_icon->surface_destroy.link);
wl_list_remove(&drag_icon->surface_commit.link);
free(drag_icon);
}
static void handle_drag_icon_commit(struct wl_listener *listener, void *data) {
struct roots_drag_icon *drag_icon =
wl_container_of(listener, drag_icon, surface_commit);
// TODO the spec hints at rules that can determine whether the drag icon is
// mapped here, but it is not completely clear so we need to test more
// toolkits to see how we should interpret the surface state here.
drag_icon->sx += drag_icon->surface->current->sx;
drag_icon->sy += drag_icon->surface->current->sy;
}
static void handle_pointer_grab_begin(struct wl_listener *listener,
void *data) {
struct roots_input *input =
wl_container_of(listener, input, pointer_grab_begin);
struct wlr_seat_pointer_grab *grab = data;
if (grab->interface == &wlr_data_device_pointer_drag_interface) {
struct wlr_drag *drag = grab->data;
if (drag->icon) {
struct roots_drag_icon *iter_icon;
wl_list_for_each(iter_icon, &input->drag_icons, link) {
if (iter_icon->surface == drag->icon) {
// already in the list
return;
}
}
struct roots_drag_icon *drag_icon =
calloc(1, sizeof(struct roots_drag_icon));
drag_icon->surface = drag->icon;
wl_list_insert(&input->drag_icons, &drag_icon->link);
wl_signal_add(&drag->icon->events.destroy,
&drag_icon->surface_destroy);
drag_icon->surface_destroy.notify = handle_drag_icon_destroy;
wl_signal_add(&drag->icon->events.commit,
&drag_icon->surface_commit);
drag_icon->surface_commit.notify = handle_drag_icon_commit;
}
}
}
static void handle_pointer_grab_end(struct wl_listener *listener, void *data) {
struct roots_input *input =
wl_container_of(listener, input, pointer_grab_end);
@ -428,6 +482,11 @@ void cursor_initialize(struct roots_input *input) {
wl_signal_add(&input->wl_seat->events.pointer_grab_end, &input->pointer_grab_end);
input->pointer_grab_end.notify = handle_pointer_grab_end;
wl_signal_add(&input->wl_seat->events.pointer_grab_begin, &input->pointer_grab_begin);
input->pointer_grab_begin.notify = handle_pointer_grab_begin;
wl_list_init(&input->request_set_cursor.link);
wl_signal_add(&input->wl_seat->events.request_set_cursor,
&input->request_set_cursor);
input->request_set_cursor.notify = handle_request_set_cursor;

2
rootston/input.c
View file

@ -124,6 +124,8 @@ struct roots_input *input_create(struct roots_server *server,
cursor_load_config(config, input->cursor,
input, server->desktop);
wl_list_init(&input->drag_icons);
return input;
}

4
rootston/main.c
View file

@ -20,11 +20,11 @@ int main(int argc, char **argv) {
assert(server.backend = wlr_backend_autocreate(server.wl_display));
assert(server.renderer = wlr_gles2_renderer_create(server.backend));
server.data_device_manager =
wlr_data_device_manager_create(server.wl_display);
wl_display_init_shm(server.wl_display);
server.desktop = desktop_create(&server, server.config);
server.input = input_create(&server, server.config);
server.data_device_manager = wlr_data_device_manager_create(
server.wl_display);
const char *socket = wl_display_add_socket_auto(server.wl_display);
if (!socket) {

9
rootston/output.c
View file

@ -150,6 +150,15 @@ static void output_frame_notify(struct wl_listener *listener, void *data) {
render_view(view, desktop, wlr_output, &now);
}
struct roots_drag_icon *drag_icon = NULL;
wl_list_for_each(drag_icon, &server->input->drag_icons, link) {
struct wlr_surface *icon = drag_icon->surface;
struct wlr_cursor *cursor = server->input->cursor;
double icon_x = cursor->x + drag_icon->sx;
double icon_y = cursor->y + drag_icon->sy;
render_surface(icon, desktop, wlr_output, &now, icon_x, icon_y, 0);
}
wlr_renderer_end(server->renderer);
wlr_output_swap_buffers(wlr_output);

3
types/meson.build
View file

@ -1,11 +1,10 @@
lib_wlr_types = static_library(
'wlr_types',
files(
'wlr_data_device.c',
'wlr_box.c',
'wlr_compositor.c',
'wlr_cursor.c',
'wlr_data_device_manager.c',
'wlr_data_source.c',
'wlr_gamma_control.c',
'wlr_input_device.c',
'wlr_keyboard.c',

812
types/wlr_data_device.c Normal file
View file

@ -0,0 +1,812 @@
#define _XOPEN_SOURCE 700
#include <stdlib.h>
#include <string.h>
#include <strings.h>
#include <assert.h>
#include <unistd.h>
#include <wayland-server.h>
#include <wlr/util/log.h>
#include <wlr/types/wlr_seat.h>
#include <wlr/types/wlr_data_device.h>
#define ALL_ACTIONS (WL_DATA_DEVICE_MANAGER_DND_ACTION_COPY | \
WL_DATA_DEVICE_MANAGER_DND_ACTION_MOVE | \
WL_DATA_DEVICE_MANAGER_DND_ACTION_ASK)
static uint32_t data_offer_choose_action(struct wlr_data_offer *offer) {
uint32_t available_actions, preferred_action = 0;
uint32_t source_actions, offer_actions;
if (wl_resource_get_version(offer->resource) >=
WL_DATA_OFFER_ACTION_SINCE_VERSION) {
offer_actions = offer->dnd_actions;
preferred_action = offer->preferred_dnd_action;
} else {
offer_actions = WL_DATA_DEVICE_MANAGER_DND_ACTION_COPY;
}
if (wl_resource_get_version(offer->source->resource) >=
WL_DATA_SOURCE_ACTION_SINCE_VERSION) {
source_actions = offer->source->dnd_actions;
} else {
source_actions = WL_DATA_DEVICE_MANAGER_DND_ACTION_COPY;
}
available_actions = offer_actions & source_actions;
if (!available_actions) {
return WL_DATA_DEVICE_MANAGER_DND_ACTION_NONE;
}
if (offer->source->seat &&
offer->source->compositor_action & available_actions) {
return offer->source->compositor_action;
}
// If the dest side has a preferred DnD action, use it
if ((preferred_action & available_actions) != 0) {
return preferred_action;
}
// Use the first found action, in bit order
return 1 << (ffs(available_actions) - 1);
}
static void data_offer_update_action(struct wlr_data_offer *offer) {
uint32_t action;
if (!offer->source) {
return;
}
action = data_offer_choose_action(offer);
if (offer->source->current_dnd_action == action) {
return;
}
offer->source->current_dnd_action = action;
if (offer->in_ask) {
return;
}
if (wl_resource_get_version(offer->source->resource) >=
WL_DATA_SOURCE_ACTION_SINCE_VERSION) {
wl_data_source_send_action(offer->source->resource, action);
}
if (wl_resource_get_version(offer->resource) >=
WL_DATA_OFFER_ACTION_SINCE_VERSION) {
wl_data_offer_send_action(offer->resource, action);
}
}
static void client_data_source_accept(struct wlr_data_source *source,
uint32_t serial, const char *mime_type) {
wl_data_source_send_target(source->resource, mime_type);
}
static void client_data_source_send(struct wlr_data_source *source,
const char *mime_type, int32_t fd) {
wl_data_source_send_send(source->resource, mime_type, fd);
close(fd);
}
static void client_data_source_cancel(struct wlr_data_source *source) {
wl_data_source_send_cancelled(source->resource);
}
static void data_offer_accept(struct wl_client *client,
struct wl_resource *resource, uint32_t serial, const char *mime_type) {
struct wlr_data_offer *offer = wl_resource_get_user_data(resource);
if (!offer->source || offer != offer->source->offer) {
return;
}
// TODO check that client is currently focused by the input device
offer->source->accept(offer->source, serial, mime_type);
offer->source->accepted = (mime_type != NULL);
}
static void data_offer_receive(struct wl_client *client,
struct wl_resource *resource, const char *mime_type, int32_t fd) {
struct wlr_data_offer *offer = wl_resource_get_user_data(resource);
if (offer->source && offer == offer->source->offer) {
offer->source->send(offer->source, mime_type, fd);
} else {
close(fd);
}
}
static void data_offer_destroy(struct wl_client *client,
struct wl_resource *resource) {
wl_resource_destroy(resource);
}
static void data_source_notify_finish(struct wlr_data_source *source) {
if (!source->actions_set) {
return;
}
if (source->offer->in_ask && wl_resource_get_version(source->resource) >=
WL_DATA_SOURCE_ACTION_SINCE_VERSION) {
wl_data_source_send_action(source->resource,
source->current_dnd_action);
}
if (wl_resource_get_version(source->resource) >=
WL_DATA_SOURCE_DND_FINISHED_SINCE_VERSION) {
wl_data_source_send_dnd_finished(source->resource);
}
source->offer = NULL;
}
static void data_offer_finish(struct wl_client *client,
struct wl_resource *resource) {
struct wlr_data_offer *offer = wl_resource_get_user_data(resource);
if (!offer->source || offer->source->offer != offer) {
return;
}
data_source_notify_finish(offer->source);
}
static void data_offer_set_actions(struct wl_client *client,
struct wl_resource *resource, uint32_t dnd_actions,
uint32_t preferred_action) {
struct wlr_data_offer *offer = wl_resource_get_user_data(resource);
if (dnd_actions & ~ALL_ACTIONS) {
wl_resource_post_error(offer->resource,
WL_DATA_OFFER_ERROR_INVALID_ACTION_MASK,
"invalid action mask %x", dnd_actions);
return;
}
if (preferred_action && (!(preferred_action & dnd_actions) ||
__builtin_popcount(preferred_action) > 1)) {
wl_resource_post_error(offer->resource,
WL_DATA_OFFER_ERROR_INVALID_ACTION,
"invalid action %x", preferred_action);
return;
}
offer->dnd_actions = dnd_actions;
offer->preferred_dnd_action = preferred_action;
data_offer_update_action(offer);
}
static void data_offer_resource_destroy(struct wl_resource *resource) {
struct wlr_data_offer *offer = wl_resource_get_user_data(resource);
if (!offer->source) {
goto out;
}
wl_list_remove(&offer->source_destroy.link);
if (offer->source->offer != offer) {
goto out;
}
// If the drag destination has version < 3, wl_data_offer.finish
// won't be called, so do this here as a safety net, because
// we still want the version >=3 drag source to be happy.
if (wl_resource_get_version(offer->resource) <
WL_DATA_OFFER_ACTION_SINCE_VERSION) {
data_source_notify_finish(offer->source);
} else if (offer->source->resource &&
wl_resource_get_version(offer->source->resource) >=
WL_DATA_SOURCE_DND_FINISHED_SINCE_VERSION) {
wl_data_source_send_cancelled(offer->source->resource);
}
offer->source->offer = NULL;
out:
free(offer);
}
static const struct wl_data_offer_interface data_offer_impl = {
.accept = data_offer_accept,
.receive = data_offer_receive,
.destroy = data_offer_destroy,
.finish = data_offer_finish,
.set_actions = data_offer_set_actions,
};
static void handle_offer_source_destroyed(struct wl_listener *listener,
void *data) {
struct wlr_data_offer *offer =
wl_container_of(listener, offer, source_destroy);
offer->source = NULL;
}
static struct wlr_data_offer *wlr_data_source_send_offer(
struct wlr_data_source *source,
struct wl_resource *target) {
struct wlr_data_offer *offer = calloc(1, sizeof(struct wlr_data_offer));
offer->resource =
wl_resource_create(wl_resource_get_client(target),
&wl_data_offer_interface,
wl_resource_get_version(target), 0);
if (offer->resource == NULL) {
free(offer);
return NULL;
}
wl_resource_set_implementation(offer->resource, &data_offer_impl, offer,
data_offer_resource_destroy);
offer->source_destroy.notify = handle_offer_source_destroyed;
wl_signal_add(&source->events.destroy, &offer->source_destroy);
wl_data_device_send_data_offer(target, offer->resource);
char **p;
wl_array_for_each(p, &source->mime_types) {
wl_data_offer_send_offer(offer->resource, *p);
}
offer->source = source;
source->offer = offer;
source->accepted = false;
return offer;
}
void wlr_seat_handle_send_selection(struct wlr_seat_handle *handle) {
if (!handle->data_device) {
return;
}
if (handle->wlr_seat->selection_source) {
struct wlr_data_offer *offer =
wlr_data_source_send_offer(handle->wlr_seat->selection_source,
handle->data_device);
wl_data_device_send_selection(handle->data_device, offer->resource);
} else {
wl_data_device_send_selection(handle->data_device, NULL);
}
}
static void seat_handle_selection_data_source_destroy(
struct wl_listener *listener, void *data) {
struct wlr_seat *seat =
wl_container_of(listener, seat, selection_data_source_destroy);
if (seat->keyboard_state.focused_handle &&
seat->keyboard_state.focused_surface &&
seat->keyboard_state.focused_handle->data_device) {
wl_data_device_send_selection(
seat->keyboard_state.focused_handle->data_device, NULL);
}
seat->selection_source = NULL;
wl_signal_emit(&seat->events.selection, seat);
}
void wlr_seat_set_selection(struct wlr_seat *seat,
struct wlr_data_source *source, uint32_t serial) {
if (seat->selection_source &&
seat->selection_serial - serial < UINT32_MAX / 2) {
return;
}
if (seat->selection_source) {
seat->selection_source->cancel(seat->selection_source);
seat->selection_source = NULL;
wl_list_remove(&seat->selection_data_source_destroy.link);
}
seat->selection_source = source;
seat->selection_serial = serial;
struct wlr_seat_handle *focused_handle =
seat->keyboard_state.focused_handle;
if (focused_handle) {
wlr_seat_handle_send_selection(focused_handle);
}
wl_signal_emit(&seat->events.selection, seat);
if (source) {
seat->selection_data_source_destroy.notify =
seat_handle_selection_data_source_destroy;
wl_signal_add(&source->events.destroy,
&seat->selection_data_source_destroy);
}
}
static void data_device_set_selection(struct wl_client *client,
struct wl_resource *seat_resource, struct wl_resource *source_resource,
uint32_t serial) {
if (!source_resource) {
return;
}
struct wlr_data_source *source = wl_resource_get_user_data(source_resource);
struct wlr_seat_handle *handle = wl_resource_get_user_data(seat_resource);
// TODO: store serial and check against incoming serial here
wlr_seat_set_selection(handle->wlr_seat, source, serial);
}
static void data_device_release(struct wl_client *client,
struct wl_resource *resource) {
wl_resource_destroy(resource);
}
static void drag_handle_seat_unbound(struct wl_listener *listener, void *data) {
struct wlr_drag *drag = wl_container_of(listener, drag, handle_unbound);
struct wlr_seat_handle *unbound_handle = data;
if (drag->focus_handle == unbound_handle) {
drag->focus_handle = NULL;
wl_list_remove(&drag->handle_unbound.link);
}
}
static void wlr_drag_set_focus(struct wlr_drag *drag,
struct wlr_surface *surface, double sx, double sy) {
if (drag->focus == surface) {
return;
}
if (drag->focus_handle && drag->focus_handle->data_device) {
wl_list_remove(&drag->handle_unbound.link);
wl_data_device_send_leave(drag->focus_handle->data_device);
drag->focus_handle = NULL;
drag->focus = NULL;
}
if (!surface || !surface->resource) {
return;
}
if (!drag->source &&
wl_resource_get_client(surface->resource) !=
wl_resource_get_client(drag->handle->wl_resource)) {
return;
}
if (drag->source && drag->source->offer) {
// unlink the offer from the source
wl_list_remove(&drag->source->offer->source_destroy.link);
drag->source->offer->source = NULL;
drag->source->offer = NULL;
}
struct wlr_seat_handle *focus_handle =
wlr_seat_handle_for_client(drag->handle->wlr_seat,
wl_resource_get_client(surface->resource));
if (!focus_handle || !focus_handle->data_device) {
return;
}
struct wl_resource *offer_resource = NULL;
if (drag->source) {
drag->source->accepted = false;
struct wlr_data_offer *offer =
wlr_data_source_send_offer(drag->source, focus_handle->data_device);
if (offer == NULL) {
return;
}
data_offer_update_action(offer);
if (wl_resource_get_version(offer->resource) >=
WL_DATA_OFFER_SOURCE_ACTIONS_SINCE_VERSION) {
wl_data_offer_send_source_actions(offer->resource,
drag->source->dnd_actions);
}
offer_resource = offer->resource;
}
uint32_t serial = wl_display_next_serial(drag->handle->wlr_seat->display);
wl_data_device_send_enter(focus_handle->data_device, serial,
surface->resource, wl_fixed_from_double(sx),
wl_fixed_from_double(sy), offer_resource);
drag->focus = surface;
drag->focus_handle = focus_handle;
drag->handle_unbound.notify = drag_handle_seat_unbound;
wl_signal_add(&focus_handle->wlr_seat->events.client_unbound,
&drag->handle_unbound);
}
static void wlr_drag_end(struct wlr_drag *drag) {
if (drag->icon) {
wl_list_remove(&drag->icon_destroy.link);
}
if (drag->source) {
wl_list_remove(&drag->source_destroy.link);
}
wlr_drag_set_focus(drag, NULL, 0, 0);
wlr_seat_pointer_end_grab(drag->pointer_grab.seat);
wlr_seat_keyboard_end_grab(drag->keyboard_grab.seat);
free(drag);
}
static void pointer_drag_enter(struct wlr_seat_pointer_grab *grab,
struct wlr_surface *surface, double sx, double sy) {
struct wlr_drag *drag = grab->data;
wlr_drag_set_focus(drag, surface, sx, sy);
}
static void pointer_drag_motion(struct wlr_seat_pointer_grab *grab,
uint32_t time, double sx, double sy) {
struct wlr_drag *drag = grab->data;
if (drag->focus && drag->focus_handle && drag->focus_handle->data_device) {
wl_data_device_send_motion(drag->focus_handle->data_device, time,
wl_fixed_from_double(sx), wl_fixed_from_double(sy));
}
}
static uint32_t pointer_drag_button(struct wlr_seat_pointer_grab *grab,
uint32_t time, uint32_t button, uint32_t state) {
struct wlr_drag *drag = grab->data;
if (drag->source &&
grab->seat->pointer_state.grab_button == button &&
state == WL_POINTER_BUTTON_STATE_RELEASED) {
if (drag->focus_handle && drag->focus_handle->data_device &&
drag->source->current_dnd_action &&
drag->source->accepted) {
wl_data_device_send_drop(drag->focus_handle->data_device);
if (wl_resource_get_version(drag->source->resource) >=
WL_DATA_SOURCE_DND_DROP_PERFORMED_SINCE_VERSION) {
wl_data_source_send_dnd_drop_performed(
drag->source->resource);
}
drag->source->offer->in_ask =
drag->source->current_dnd_action ==
WL_DATA_DEVICE_MANAGER_DND_ACTION_ASK;
} else if (wl_resource_get_version(drag->source->resource) >=
WL_DATA_SOURCE_DND_FINISHED_SINCE_VERSION) {
wl_data_source_send_cancelled(drag->source->resource);
}
}
if (grab->seat->pointer_state.button_count == 0 &&
state == WL_POINTER_BUTTON_STATE_RELEASED) {
wlr_drag_end(drag);
}
return 0;
}
static void pointer_drag_axis(struct wlr_seat_pointer_grab *grab, uint32_t time,
enum wlr_axis_orientation orientation, double value) {
}
static void pointer_drag_cancel(struct wlr_seat_pointer_grab *grab) {
struct wlr_drag *drag = grab->data;
wlr_drag_end(drag);
}
const struct
wlr_pointer_grab_interface wlr_data_device_pointer_drag_interface = {
.enter = pointer_drag_enter,
.motion = pointer_drag_motion,
.button = pointer_drag_button,
.axis = pointer_drag_axis,
.cancel = pointer_drag_cancel,
};
static void keyboard_drag_enter(struct wlr_seat_keyboard_grab *grab,
struct wlr_surface *surface) {
// nothing has keyboard focus during drags
}
static void keyboard_drag_key(struct wlr_seat_keyboard_grab *grab,
uint32_t time, uint32_t key, uint32_t state) {
// no keyboard input during drags
}
static void keyboard_drag_modifiers(struct wlr_seat_keyboard_grab *grab,
uint32_t mods_depressed, uint32_t mods_latched,
uint32_t mods_locked, uint32_t group) {
// TODO change the dnd action based on what modifier is pressed on the
// keyboard
}
static void keyboard_drag_cancel(struct wlr_seat_keyboard_grab *grab) {
struct wlr_drag *drag = grab->data;
wlr_drag_end(drag);
}
const struct
wlr_keyboard_grab_interface wlr_data_device_keyboard_drag_interface = {
.enter = keyboard_drag_enter,
.key = keyboard_drag_key,
.modifiers = keyboard_drag_modifiers,
.cancel = keyboard_drag_cancel,
};
static void drag_handle_icon_destroy(struct wl_listener *listener, void *data) {
struct wlr_drag *drag = wl_container_of(listener, drag, icon_destroy);
drag->icon = NULL;
}
static void drag_handle_drag_source_destroy(struct wl_listener *listener,
void *data) {
struct wlr_drag *drag = wl_container_of(listener, drag, source_destroy);
wlr_drag_end(drag);
}
static bool seat_handle_start_drag(struct wlr_seat_handle *handle,
struct wlr_data_source *source, struct wlr_surface *icon) {
struct wlr_drag *drag = calloc(1, sizeof(struct wlr_drag));
if (drag == NULL) {
return false;
}
struct wlr_seat *seat = handle->wlr_seat;
if (icon) {
drag->icon = icon;
drag->icon_destroy.notify = drag_handle_icon_destroy;
wl_signal_add(&icon->events.destroy, &drag->icon_destroy);
drag->icon = icon;
}
if (source) {
drag->source_destroy.notify = drag_handle_drag_source_destroy;
wl_signal_add(&source->events.destroy, &drag->source_destroy);
drag->source = source;
}
drag->handle = handle;
drag->pointer_grab.data = drag;
drag->pointer_grab.interface = &wlr_data_device_pointer_drag_interface;
drag->keyboard_grab.data = drag;
drag->keyboard_grab.interface = &wlr_data_device_keyboard_drag_interface;
wlr_seat_pointer_clear_focus(seat);
wlr_seat_keyboard_start_grab(seat, &drag->keyboard_grab);
wlr_seat_pointer_start_grab(seat, &drag->pointer_grab);
// TODO keyboard grab
return true;
}
static void data_device_start_drag(struct wl_client *client,
struct wl_resource *handle_resource,
struct wl_resource *source_resource,
struct wl_resource *origin_resource, struct wl_resource *icon_resource,
uint32_t serial) {
struct wlr_seat_handle *handle = wl_resource_get_user_data(handle_resource);
struct wlr_seat *seat = handle->wlr_seat;
struct wlr_surface *origin = wl_resource_get_user_data(origin_resource);
struct wlr_data_source *source = NULL;
struct wlr_surface *icon = NULL;
bool is_pointer_grab = seat->pointer_state.button_count == 1 &&
seat->pointer_state.grab_serial == serial &&
seat->pointer_state.focused_surface &&
seat->pointer_state.focused_surface == origin;
if (!is_pointer_grab) {
return;
}
if (source_resource) {
source = wl_resource_get_user_data(source_resource);
}
if (icon_resource) {
icon = wl_resource_get_user_data(icon_resource);
}
if (icon) {
if (wlr_surface_set_role(icon, "wl_data_device-icon",
handle_resource, WL_DATA_DEVICE_ERROR_ROLE) < 0) {
return;
}
}
// TODO touch grab
if (!seat_handle_start_drag(handle, source, icon)) {
wl_resource_post_no_memory(handle_resource);
} else {
source->seat = handle;
}
}
static const struct wl_data_device_interface data_device_impl = {
.start_drag = data_device_start_drag,
.set_selection = data_device_set_selection,
.release = data_device_release,
};
void data_device_manager_get_data_device(struct wl_client *client,
struct wl_resource *manager_resource, uint32_t id,
struct wl_resource *seat_resource) {
struct wlr_seat_handle *handle = wl_resource_get_user_data(seat_resource);
struct wl_resource *resource =
wl_resource_create(client,
&wl_data_device_interface,
wl_resource_get_version(manager_resource), id);
if (resource == NULL) {
wl_resource_post_no_memory(manager_resource);
return;
}
if (handle->data_device != NULL) {
// XXX this is probably a protocol violation, but it simplfies our code
// and it's stupid to create several data devices for the same seat.
wl_resource_destroy(handle->data_device);
}
handle->data_device = resource;
wl_resource_set_implementation(resource, &data_device_impl,
handle, NULL);
}
static void data_source_resource_destroy(struct wl_resource *resource) {
struct wlr_data_source *source =
wl_resource_get_user_data(resource);
char **p;
wl_signal_emit(&source->events.destroy, source);
wl_array_for_each(p, &source->mime_types) {
free(*p);
}
wl_array_release(&source->mime_types);
free(source);
}
static void data_source_destroy(struct wl_client *client,
struct wl_resource *resource) {
wl_resource_destroy(resource);
}
static void data_source_set_actions(struct wl_client *client,
struct wl_resource *resource, uint32_t dnd_actions) {
struct wlr_data_source *source =
wl_resource_get_user_data(resource);
if (source->actions_set) {
wl_resource_post_error(source->resource,
WL_DATA_SOURCE_ERROR_INVALID_ACTION_MASK,
"cannot set actions more than once");
return;
}
if (dnd_actions & ~ALL_ACTIONS) {
wl_resource_post_error(source->resource,
WL_DATA_SOURCE_ERROR_INVALID_ACTION_MASK,
"invalid action mask %x", dnd_actions);
return;
}
if (source->seat) {
wl_resource_post_error(source->resource,
WL_DATA_SOURCE_ERROR_INVALID_ACTION_MASK,
"invalid action change after "
"wl_data_device.start_drag");
return;
}
source->dnd_actions = dnd_actions;
source->actions_set = true;
}
static void data_source_offer(struct wl_client *client,
struct wl_resource *resource, const char *mime_type) {
struct wlr_data_source *source =
wl_resource_get_user_data(resource);
char **p;
p = wl_array_add(&source->mime_types, sizeof *p);
if (p) {
*p = strdup(mime_type);
}
if (!p || !*p){
wl_resource_post_no_memory(resource);
}
}
static struct wl_data_source_interface data_source_impl = {
.offer = data_source_offer,
.destroy = data_source_destroy,
.set_actions = data_source_set_actions,
};
static void data_device_manager_create_data_source(struct wl_client *client,
struct wl_resource *resource, uint32_t id) {
struct wlr_data_source *source = calloc(1, sizeof(struct wlr_data_source));
if (source == NULL) {
wl_resource_post_no_memory(resource);
return;
}
source->resource =
wl_resource_create(client, &wl_data_source_interface,
wl_resource_get_version(resource), id);
if (source->resource == NULL) {
free(source);
wl_resource_post_no_memory(resource);
return;
}
source->accept = client_data_source_accept;
source->send = client_data_source_send;
source->cancel = client_data_source_cancel;
wl_array_init(&source->mime_types);
wl_signal_init(&source->events.destroy);
wl_resource_set_implementation(source->resource, &data_source_impl,
source, data_source_resource_destroy);
}
static const struct wl_data_device_manager_interface
data_device_manager_impl = {
.create_data_source = data_device_manager_create_data_source,
.get_data_device = data_device_manager_get_data_device,
};
static void data_device_manager_bind(struct wl_client *client,
void *data, uint32_t version, uint32_t id) {
struct wl_resource *resource;
resource = wl_resource_create(client,
&wl_data_device_manager_interface,
version, id);
if (resource == NULL) {
wl_client_post_no_memory(client);
return;
}
wl_resource_set_implementation(resource,
&data_device_manager_impl, NULL, NULL);
}
struct wlr_data_device_manager *wlr_data_device_manager_create(
struct wl_display *display) {
struct wlr_data_device_manager *manager =
calloc(1, sizeof(struct wlr_data_device_manager));
if (manager == NULL) {
wlr_log(L_ERROR, "could not create data device manager");
return NULL;
}
manager->global =
wl_global_create(display, &wl_data_device_manager_interface,
3, NULL, data_device_manager_bind);
if (!manager->global) {
wlr_log(L_ERROR, "could not create data device manager wl global");
free(manager);
return NULL;
}
return manager;
}

193
types/wlr_data_device_manager.c
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@ -1,193 +0,0 @@
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include <wayland-server.h>
#include <wlr/util/log.h>
#include <wlr/types/wlr_data_device_manager.h>
#include <wlr/types/wlr_data_source.h>
#include <wlr/types/wlr_seat.h>
static void resource_destroy(struct wl_client *client,
struct wl_resource *resource) {
wl_resource_destroy(resource);
}
static void data_device_start_drag(struct wl_client *client,
struct wl_resource *res, struct wl_resource *source_resource,
struct wl_resource *origin_res, struct wl_resource *icon_res,
uint32_t serial) {
wlr_log(L_DEBUG, "TODO: implement data_device:start_drag");
// Will probably look like this:
// struct wlr_seat_handle *handle = wl_resource_get_user_data(res);
// struct wlr_data_device *device = handle->wlr_seat->data_device;
// struct wlr_data_source *src = wl_resource_get_user_data(src_res);
// struct wlr_surface *origin = wl_resource_get_user_data(origin_res);
// struct wlr_surface *icon;
// if (icon_res)
// icon = wl_resource_get_user_data(icon_res);
// wlr_seat_start_drag(serial, device->seat, src,
// origin, icon); // will set surface roles and emit signal for user
}
static void data_device_set_selection(struct wl_client *client,
struct wl_resource *resource, struct wl_resource *source_resource,
uint32_t serial) {
if (!source_resource) {
return;
}
// TODO: serial validation
struct wlr_seat_handle *handle = wl_resource_get_user_data(resource);
struct wlr_data_device *device = handle->wlr_seat->data_device;
struct wlr_data_source *source = wl_resource_get_user_data(source_resource);
wlr_data_device_set_selection(device, source);
}
static struct wl_data_device_interface data_device_impl = {
.start_drag = data_device_start_drag,
.set_selection = data_device_set_selection,
.release = resource_destroy
};
static void data_device_selection_destroy(struct wl_listener *listener,
void *data) {
struct wlr_data_device *device =
wl_container_of(listener, device, selection_destroyed);
assert(data == device->selection);
device->selection = NULL; // make sure no cancel is sent
wlr_data_device_set_selection(device, NULL);
}
static struct wlr_data_device *seat_ensure_data_device(
struct wlr_data_device_manager *manager, struct wlr_seat *seat) {
if (seat->data_device) {
return seat->data_device;
}
seat->data_device = calloc(1, sizeof(*seat->data_device));
if (!seat->data_device) {
wlr_log(L_ERROR, "Failed to allocate wlr_data_device");
return NULL;
}
seat->data_device->seat = seat;
wl_signal_init(&seat->data_device->events.selection_change);
seat->data_device->selection_destroyed.notify =
data_device_selection_destroy;
return seat->data_device;
}
static void data_device_destroy(struct wl_resource *resource) {
struct wlr_seat_handle *handle = wl_resource_get_user_data(resource);
handle->data_device = NULL;
}
static void data_device_manager_create_data_source(struct wl_client *client,
struct wl_resource *resource, uint32_t id) {
uint32_t version = wl_resource_get_version(resource);
if (!wlr_wl_data_source_create(client, version, id)) {
wlr_log(L_ERROR, "Failed to create wlr_wl_data_source");
wl_resource_post_no_memory(resource);
return;
}
}
static void data_device_manager_get_data_device(struct wl_client *client,
struct wl_resource *resource, uint32_t id,
struct wl_resource *seat_resource) {
struct wlr_data_device_manager *manager =
wl_resource_get_user_data(resource);
struct wlr_seat_handle *seat_handle =
wl_resource_get_user_data(seat_resource);
struct wlr_data_device *device;
if (!(device = seat_ensure_data_device(manager, seat_handle->wlr_seat))) {
wl_resource_post_no_memory(resource);
return;
}
if (seat_handle->data_device) {
// TODO: implement resource lists for seat related handles
// this is a protocol violation, see the todos in wlr_seat.c
wl_resource_destroy(seat_handle->data_device);
}
seat_handle->data_device = wl_resource_create(client,
&wl_data_device_interface, wl_resource_get_version(resource), id);
if (!seat_handle->data_device) {
wlr_log(L_ERROR, "Failed to create wl_data_device resource");
wl_resource_post_no_memory(resource);
return;
}
wl_resource_set_implementation(seat_handle->data_device, &data_device_impl,
seat_handle, data_device_destroy);
}
struct wl_data_device_manager_interface data_device_manager_impl = {
.create_data_source = data_device_manager_create_data_source,
.get_data_device = data_device_manager_get_data_device
};
static void data_device_manager_bind(struct wl_client *client, void *data,
uint32_t version, uint32_t id) {
struct wlr_data_device_manager *manager = data;
assert(client && manager);
struct wl_resource *resource = wl_resource_create(
client, &wl_data_device_manager_interface, version, id);
if (!resource) {
wlr_log(L_ERROR, "Failed to allocate wl_data_device_manager resource");
wl_client_post_no_memory(client);
return;
}
wl_resource_set_implementation(resource, &data_device_manager_impl,
manager, NULL);
}
struct wlr_data_device_manager *wlr_data_device_manager_create(
struct wl_display *display) {
struct wlr_data_device_manager *manager = calloc(1, sizeof(*manager));
if (!manager) {
wlr_log(L_ERROR, "Failed to allocated wlr_data_device_manager");
return NULL;
}
manager->global =
wl_global_create(display, &wl_data_device_manager_interface, 3, manager,
data_device_manager_bind);
if (!manager->global) {
wlr_log(L_ERROR, "Failed to create global for wlr_data_device_manager");
free(manager);
return NULL;
}
return manager;
}
void wlr_data_device_manager_destroy(struct wlr_data_device_manager *manager) {
if (manager) {
wl_global_destroy(manager->global);
free(manager);
}
}
void wlr_data_device_set_selection(struct wlr_data_device *device,
struct wlr_data_source *source) {
if (device->selection == source) {
return;
}
if (device->selection) {
wl_list_remove(&device->selection_destroyed.link);
wlr_data_source_cancelled(device->selection);
}
device->selection = source;
wl_signal_emit(&device->events.selection_change, device);
if (source) {
wl_signal_add(&source->events.destroy, &device->selection_destroyed);
}
}

140
types/wlr_data_source.c
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@ -1,140 +0,0 @@
#define _XOPEN_SOURCE 700
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <wayland-server.h>
#include <wlr/types/wlr_list.h>
#include <wlr/util/log.h>
#include <wlr/types/wlr_data_source.h>
#include <wlr/types/wlr_data_device_manager.h>
#include <wlr/interfaces/wlr_data_source.h>
bool wlr_data_source_init(struct wlr_data_source *source,
struct wlr_data_source_impl *impl) {
source->impl = impl;
wl_signal_init(&source->events.destroy);
return (source->types = wlr_list_create());
}
void wlr_data_source_finish(struct wlr_data_source *source) {
if (source) {
wl_signal_emit(&source->events.destroy, source);
if (source->types) {
wlr_list_foreach(source->types, free);
}
wlr_list_free(source->types);
}
}
void wlr_data_source_send(struct wlr_data_source *src, const char *type,
int fd) {
assert(src && src->impl && src->impl->send);
src->impl->send(src, type, fd);
}
void wlr_data_source_accepted(struct wlr_data_source *src, const char *type) {
assert(src && src->impl);
if (src->impl->accepted) {
src->impl->accepted(src, type);
}
}
void wlr_data_source_cancelled(struct wlr_data_source *src) {
assert(src && src->impl);
if (src->impl->cancelled) {
src->impl->cancelled(src);
}
}
static void data_source_send(struct wlr_data_source *src,
const char *type, int fd) {
struct wlr_wl_data_source *wl_src = (struct wlr_wl_data_source *) src;
wl_data_source_send_send(wl_src->resource, type, fd);
close(fd);
}
static void data_source_accepted(struct wlr_data_source *src,
const char *type) {
struct wlr_wl_data_source *wl_src = (struct wlr_wl_data_source *) src;
wl_data_source_send_target(wl_src->resource, type);
}
static void data_source_cancelled(struct wlr_data_source *src) {
struct wlr_wl_data_source *wl_src = (struct wlr_wl_data_source *) src;
wl_data_source_send_cancelled(wl_src->resource);
}
static struct wlr_data_source_impl data_source_wl_impl = {
.send = data_source_send,
.accepted = data_source_accepted,
.cancelled = data_source_cancelled,
};
static void data_source_offer(struct wl_client *client,
struct wl_resource *resource,
const char *type) {
struct wlr_wl_data_source *src = wl_resource_get_user_data(resource);
char *dtype = strdup(type);
if (!dtype) {
wl_resource_post_no_memory(resource);
return;
}
wlr_list_add(src->base.types, dtype);
}
static void data_source_destroy(struct wl_client *client,
struct wl_resource *resource) {
wl_resource_destroy(resource);
}
static void data_source_set_actions(struct wl_client *client,
struct wl_resource *resource, uint32_t dnd_actions) {
wlr_log(L_DEBUG, "TODO: data source set actions");
}
static struct wl_data_source_interface wl_data_source_impl = {
.offer = data_source_offer,
.destroy = data_source_destroy,
.set_actions = data_source_set_actions,
};
static void destroy_wl_data_source(struct wl_resource *resource) {
struct wlr_wl_data_source *src = wl_resource_get_user_data(resource);
wlr_data_source_finish(&src->base);
free(src);
}
struct wlr_wl_data_source *wlr_wl_data_source_create(
struct wl_client *client,
uint32_t version, uint32_t id) {
struct wlr_wl_data_source *src = calloc(1, sizeof(*src));
if (!src) {
wlr_log(L_ERROR, "Failed to allocator wlr_wl_data_source");
wl_client_post_no_memory(client);
return NULL;
}
if (!wlr_data_source_init(&src->base, &data_source_wl_impl)) {
wlr_log(L_ERROR, "Failed to init wlr_wl_data_source");
wl_client_post_no_memory(client);
goto err;
}
if (!(src->resource = wl_resource_create(client, &wl_data_source_interface,
version, id))) {
wlr_log(L_ERROR, "Failed to create wl_resource for wlr_wl_data_source");
wl_client_post_no_memory(client);
goto err;
}
wl_resource_set_implementation(src->resource, &wl_data_source_impl, src,
destroy_wl_data_source);
return src;
err:
wlr_data_source_finish(&src->base);
free(src);
return NULL;
}

31
types/wlr_seat.c
View file

@ -6,6 +6,7 @@
#include <wlr/types/wlr_seat.h>
#include <wlr/types/wlr_input_device.h>
#include <wlr/util/log.h>
#include <wlr/types/wlr_data_device.h>
static void resource_destroy(struct wl_client *client,
struct wl_resource *resource) {
@ -140,6 +141,8 @@ static void wl_seat_get_touch(struct wl_client *client,
static void wlr_seat_handle_resource_destroy(struct wl_resource *resource) {
struct wlr_seat_handle *handle = wl_resource_get_user_data(resource);
wl_signal_emit(&handle->wlr_seat->events.client_unbound, handle);
if (handle == handle->wlr_seat->pointer_state.focused_handle) {
handle->wlr_seat->pointer_state.focused_handle = NULL;
}
@ -159,7 +162,6 @@ static void wlr_seat_handle_resource_destroy(struct wl_resource *resource) {
if (handle->data_device) {
wl_resource_destroy(handle->data_device);
}
wl_signal_emit(&handle->wlr_seat->events.client_unbound, handle);
wl_list_remove(&handle->link);
free(handle);
}
@ -302,7 +304,9 @@ struct wlr_seat *wlr_seat_create(struct wl_display *display, const char *name) {
wl_signal_init(&wlr_seat->events.client_bound);
wl_signal_init(&wlr_seat->events.client_unbound);
wl_signal_init(&wlr_seat->events.request_set_cursor);
wl_signal_init(&wlr_seat->events.selection);
wl_signal_init(&wlr_seat->events.pointer_grab_begin);
wl_signal_init(&wlr_seat->events.pointer_grab_end);
@ -529,8 +533,24 @@ void wlr_seat_pointer_notify_motion(struct wlr_seat *wlr_seat, uint32_t time,
uint32_t wlr_seat_pointer_notify_button(struct wlr_seat *wlr_seat,
uint32_t time, uint32_t button, uint32_t state) {
if (state == WL_POINTER_BUTTON_STATE_PRESSED) {
if (wlr_seat->pointer_state.button_count == 0) {
wlr_seat->pointer_state.grab_button = button;
wlr_seat->pointer_state.grab_time = time;
}
wlr_seat->pointer_state.button_count++;
} else {
wlr_seat->pointer_state.button_count--;
}
struct wlr_seat_pointer_grab *grab = wlr_seat->pointer_state.grab;
return grab->interface->button(grab, time, button, state);
uint32_t serial = grab->interface->button(grab, time, button, state);
if (wlr_seat->pointer_state.button_count == 1) {
wlr_seat->pointer_state.grab_serial = serial;
}
return serial;
}
void wlr_seat_pointer_notify_axis(struct wlr_seat *wlr_seat, uint32_t time,
@ -667,9 +687,11 @@ void wlr_seat_keyboard_start_grab(struct wlr_seat *wlr_seat,
void wlr_seat_keyboard_end_grab(struct wlr_seat *wlr_seat) {
struct wlr_seat_keyboard_grab *grab = wlr_seat->keyboard_state.grab;
wlr_seat->keyboard_state.grab = wlr_seat->keyboard_state.default_grab;
wl_signal_emit(&wlr_seat->events.keyboard_grab_end, grab);
if (grab != wlr_seat->keyboard_state.default_grab) {
wlr_seat->keyboard_state.grab = wlr_seat->keyboard_state.default_grab;
wl_signal_emit(&wlr_seat->events.keyboard_grab_end, grab);
}
}
static void keyboard_surface_destroy_notify(struct wl_listener *listener,
@ -741,6 +763,7 @@ void wlr_seat_keyboard_enter(struct wlr_seat *wlr_seat,
uint32_t serial = wl_display_next_serial(wlr_seat->display);
wl_keyboard_send_enter(handle->keyboard, serial,
surface->resource, &keys);
wlr_seat_handle_send_selection(handle);
}
// reinitialize the focus destroy events

2
types/wlr_surface.c
View file

@ -269,6 +269,8 @@ static void wlr_surface_move_state(struct wlr_surface *surface, struct wlr_surfa
wlr_surface_state_release_buffer(state);
wlr_surface_state_set_buffer(state, next->buffer);
wlr_surface_state_reset_buffer(next);
state->sx = next->sx;
state->sy = next->sy;
update_size = true;
}
if (update_size) {

9
xwayland/meson.build
View file

@ -6,5 +6,12 @@ lib_wlr_xwayland = static_library(
'xwm.c',
),
include_directories: wlr_inc,
dependencies: [wayland_server, xcb, xcb_composite, xcb_icccm, pixman],
dependencies: [
wayland_server,
xcb,
xcb_composite,
xcb_xfixes,
xcb_icccm,
pixman,
],
)

22
xwayland/xwm.c
View file

@ -3,6 +3,7 @@
#endif
#include <stdlib.h>
#include <xcb/composite.h>
#include <xcb/xfixes.h>
#include "wlr/util/log.h"
#include "wlr/types/wlr_surface.h"
#include "wlr/xwayland.h"
@ -825,9 +826,30 @@ struct wlr_xwm *xwm_create(struct wlr_xwayland *wlr_xwayland) {
// TODO more xcb init
// xcb_prefetch_extension_data(xwm->xcb_conn, &xcb_composite_id);
xcb_prefetch_extension_data(xwm->xcb_conn, &xcb_xfixes_id);
xcb_get_resources(xwm);
xcb_init_wm(xwm);
xwm->xfixes = xcb_get_extension_data(xwm->xcb_conn, &xcb_xfixes_id);
if (!xwm->xfixes || !xwm->xfixes->present) {
wlr_log(L_DEBUG, "xfixes not available");
}
xcb_xfixes_query_version_cookie_t xfixes_cookie;
xcb_xfixes_query_version_reply_t *xfixes_reply;
xfixes_cookie =
xcb_xfixes_query_version(xwm->xcb_conn, XCB_XFIXES_MAJOR_VERSION,
XCB_XFIXES_MINOR_VERSION);
xfixes_reply =
xcb_xfixes_query_version_reply(xwm->xcb_conn, xfixes_cookie, NULL);
wlr_log(L_DEBUG, "xfixes version: %d.%d",
xfixes_reply->major_version, xfixes_reply->minor_version);
free(xfixes_reply);
xwm->surface_create_listener.notify = create_surface_handler;
wl_signal_add(&wlr_xwayland->compositor->events.create_surface,
&xwm->surface_create_listener);

2
xwayland/xwm.h
View file

@ -85,6 +85,8 @@ struct wlr_xwm {
struct wl_list new_surfaces;
struct wl_list unpaired_surfaces;
const xcb_query_extension_reply_t *xfixes;
};
void xwm_destroy(struct wlr_xwm *xwm);