data-device: add seat.drag_source

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

View File

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

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

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