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data-device: add seat.drag_source

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This commit is contained in:
emersion 2018-03-29 11:33:40 -04:00
parent 5dc5f446a8
commit 743466d475
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GPG Key ID: 0FDE7BE0E88F5E48
3 changed files with 50 additions and 31 deletions
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7
include/wlr/types/wlr_seat.h
View File

@ -181,13 +181,15 @@ struct wlr_seat {
uint32_t capabilities;
struct timespec last_event;
struct wlr_data_source *selection_data_source;
struct wlr_data_source *selection_source;
uint32_t selection_serial;
struct wlr_primary_selection_source *primary_selection_source;
uint32_t primary_selection_serial;
// `drag` goes away before `drag_source`, when the implicit grab ends
struct wlr_drag *drag;
struct wlr_data_source *drag_source;
uint32_t drag_serial;
struct wlr_seat_pointer_state pointer_state;
@ -195,8 +197,9 @@ struct wlr_seat {
struct wlr_seat_touch_state touch_state;
struct wl_listener display_destroy;
struct wl_listener selection_data_source_destroy;
struct wl_listener selection_source_destroy;
struct wl_listener primary_selection_source_destroy;
struct wl_listener drag_source_destroy;
struct {
struct wl_signal pointer_grab_begin;

66
types/wlr_data_device.c
View File

@ -275,9 +275,9 @@ void wlr_seat_client_send_selection(struct wlr_seat_client *seat_client) {
return;
}
if (seat_client->seat->selection_data_source) {
if (seat_client->seat->selection_source) {
struct wlr_data_offer *offer = wlr_data_source_send_offer(
seat_client->seat->selection_data_source, seat_client);
seat_client->seat->selection_source, seat_client);
if (offer == NULL) {
return;
}
@ -294,10 +294,10 @@ void wlr_seat_client_send_selection(struct wlr_seat_client *seat_client) {
}
}
static void seat_client_selection_data_source_destroy(
static void seat_client_selection_source_destroy(
struct wl_listener *listener, void *data) {
struct wlr_seat *seat =
wl_container_of(listener, seat, selection_data_source_destroy);
wl_container_of(listener, seat, selection_source_destroy);
struct wlr_seat_client *seat_client = seat->keyboard_state.focused_client;
if (seat_client && seat->keyboard_state.focused_surface) {
@ -307,7 +307,7 @@ static void seat_client_selection_data_source_destroy(
}
}
seat->selection_data_source = NULL;
seat->selection_source = NULL;
wlr_signal_emit_safe(&seat->events.selection, seat);
}
@ -319,18 +319,18 @@ void wlr_seat_set_selection(struct wlr_seat *seat,
assert(source->cancel);
}
if (seat->selection_data_source &&
if (seat->selection_source &&
seat->selection_serial - serial < UINT32_MAX / 2) {
return;
}
if (seat->selection_data_source) {
seat->selection_data_source->cancel(seat->selection_data_source);
seat->selection_data_source = NULL;
wl_list_remove(&seat->selection_data_source_destroy.link);
if (seat->selection_source) {
seat->selection_source->cancel(seat->selection_source);
seat->selection_source = NULL;
wl_list_remove(&seat->selection_source_destroy.link);
}
seat->selection_data_source = source;
seat->selection_source = source;
seat->selection_serial = serial;
struct wlr_seat_client *focused_client =
@ -343,10 +343,10 @@ void wlr_seat_set_selection(struct wlr_seat *seat,
wlr_signal_emit_safe(&seat->events.selection, seat);
if (source) {
seat->selection_data_source_destroy.notify =
seat_client_selection_data_source_destroy;
seat->selection_source_destroy.notify =
seat_client_selection_source_destroy;
wl_signal_add(&source->events.destroy,
&seat->selection_data_source_destroy);
&seat->selection_source_destroy);
}
}
@ -571,8 +571,8 @@ static void pointer_drag_cancel(struct wlr_seat_pointer_grab *grab) {
wlr_drag_end(drag);
}
const struct
wlr_pointer_grab_interface wlr_data_device_pointer_drag_interface = {
static const struct wlr_pointer_grab_interface
data_device_pointer_drag_interface = {
.enter = pointer_drag_enter,
.motion = pointer_drag_motion,
.button = pointer_drag_button,
@ -627,7 +627,8 @@ static void touch_drag_cancel(struct wlr_seat_touch_grab *grab) {
wlr_drag_end(drag);
}
const struct wlr_touch_grab_interface wlr_data_device_touch_drag_interface = {
static const struct wlr_touch_grab_interface
data_device_touch_drag_interface = {
.down = touch_drag_down,
.up = touch_drag_up,
.motion = touch_drag_motion,
@ -658,8 +659,8 @@ static void keyboard_drag_cancel(struct wlr_seat_keyboard_grab *grab) {
wlr_drag_end(drag);
}
const struct
wlr_keyboard_grab_interface wlr_data_device_keyboard_drag_interface = {
static const struct wlr_keyboard_grab_interface
data_device_keyboard_drag_interface = {
.enter = keyboard_drag_enter,
.key = keyboard_drag_key,
.modifiers = keyboard_drag_modifiers,
@ -743,6 +744,14 @@ static struct wlr_drag_icon *wlr_drag_icon_create(
return icon;
}
static void seat_handle_drag_source_destroy(struct wl_listener *listener,
void *data) {
struct wlr_seat *seat =
wl_container_of(listener, seat, drag_source_destroy);
wl_list_remove(&seat->drag_source_destroy.link);
seat->drag_source = NULL;
}
static bool seat_client_start_drag(struct wlr_seat_client *client,
struct wlr_data_source *source, struct wlr_surface *icon_surface,
struct wlr_surface *origin, uint32_t serial) {
@ -798,22 +807,22 @@ static bool seat_client_start_drag(struct wlr_seat_client *client,
wl_signal_add(&icon->events.destroy, &drag->icon_destroy);
}
if (source) {
drag->source = source;
if (source != NULL) {
drag->source_destroy.notify = drag_handle_drag_source_destroy;
wl_signal_add(&source->events.destroy, &drag->source_destroy);
drag->source = source;
}
drag->seat_client = client;
drag->pointer_grab.data = drag;
drag->pointer_grab.interface = &wlr_data_device_pointer_drag_interface;
drag->pointer_grab.interface = &data_device_pointer_drag_interface;
drag->touch_grab.data = drag;
drag->touch_grab.interface = &wlr_data_device_touch_drag_interface;
drag->touch_grab.interface = &data_device_touch_drag_interface;
drag->grab_touch_id = seat->touch_state.grab_id;
drag->keyboard_grab.data = drag;
drag->keyboard_grab.interface = &wlr_data_device_keyboard_drag_interface;
drag->keyboard_grab.interface = &data_device_keyboard_drag_interface;
wlr_seat_keyboard_start_grab(seat, &drag->keyboard_grab);
@ -828,6 +837,13 @@ static bool seat_client_start_drag(struct wlr_seat_client *client,
seat->drag = drag; // TODO: unset this thing somewhere
seat->drag_serial = serial;
seat->drag_source = source;
if (source != NULL) {
seat->drag_source_destroy.notify = seat_handle_drag_source_destroy;
wl_signal_add(&source->events.destroy, &seat->drag_source_destroy);
}
wlr_signal_emit_safe(&seat->events.start_drag, drag);
return true;
@ -1069,7 +1085,7 @@ static void data_device_manager_create_data_source(struct wl_client *client,
}
static const struct wl_data_device_manager_interface
data_device_manager_impl = {
data_device_manager_impl = {
.create_data_source = data_device_manager_create_data_source,
.get_data_device = data_device_manager_get_data_device,
};

8
types/wlr_seat.c
View File

@ -365,10 +365,10 @@ void wlr_seat_destroy(struct wlr_seat *seat) {
wl_list_remove(&seat->display_destroy.link);
if (seat->selection_data_source) {
seat->selection_data_source->cancel(seat->selection_data_source);
seat->selection_data_source = NULL;
wl_list_remove(&seat->selection_data_source_destroy.link);
if (seat->selection_source) {
seat->selection_source->cancel(seat->selection_source);
seat->selection_source = NULL;
wl_list_remove(&seat->selection_source_destroy.link);
}
if (seat->primary_selection_source) {
seat->primary_selection_source->cancel(seat->primary_selection_source);