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basic touch dnd

This commit is contained in:
Tony Crisci 2017-11-13 15:41:48 -05:00
parent 94e7dc8a3e
commit 6a516f7c41
9 changed files with 210 additions and 78 deletions
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9
include/rootston/cursor.h
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@ -56,6 +56,9 @@ struct roots_cursor {
struct wl_listener pointer_grab_begin;
struct wl_listener pointer_grab_end;
struct wl_listener touch_grab_begin;
struct wl_listener touch_grab_end;
struct wl_listener request_set_cursor;
};
@ -99,4 +102,10 @@ void roots_cursor_handle_pointer_grab_begin(struct roots_cursor *cursor,
void roots_cursor_handle_pointer_grab_end(struct roots_cursor *cursor,
struct wlr_seat_pointer_grab *grab);
void roots_cursor_handle_touch_grab_begin(struct roots_cursor *cursor,
struct wlr_seat_touch_grab *grab);
void roots_cursor_handle_touch_grab_end(struct roots_cursor *cursor,
struct wlr_seat_touch_grab *grab);
#endif

3
include/rootston/seat.h
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@ -9,6 +9,9 @@ struct roots_drag_icon {
struct wl_list link; // roots_seat::drag_icons
bool mapped;
bool is_pointer;
bool touch_id;
int32_t sx;
int32_t sy;

7
include/wlr/types/wlr_data_device.h
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@ -10,6 +10,9 @@ wlr_pointer_grab_interface wlr_data_device_pointer_drag_interface;
extern const struct
wlr_keyboard_grab_interface wlr_data_device_keyboard_drag_interface;
extern const struct
wlr_touch_grab_interface wlr_data_device_touch_drag_interface;
struct wlr_data_device_manager {
struct wl_global *global;
};
@ -55,14 +58,18 @@ struct wlr_drag {
struct wlr_seat_keyboard_grab keyboard_grab;
struct wlr_seat_touch_grab touch_grab;
struct wlr_seat *seat;
struct wlr_seat_client *seat_client;
struct wlr_seat_client *focus_client;
bool is_pointer_grab;
struct wlr_surface *icon;
struct wlr_surface *focus;
struct wlr_data_source *source;
bool cancelling;
int32_t grab_touch_id;
struct wl_listener icon_destroy;
struct wl_listener source_destroy;

1
include/wlr/types/wlr_seat.h
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@ -144,6 +144,7 @@ struct wlr_seat_touch_state {
struct wl_list touch_points; // wlr_touch_point::link
uint32_t grab_serial;
uint32_t grab_id;
struct wlr_seat_touch_grab *grab;
struct wlr_seat_touch_grab *default_grab;

100
rootston/cursor.c
View File

@ -328,33 +328,59 @@ static void handle_drag_icon_destroy(struct wl_listener *listener, void *data) {
free(drag_icon);
}
static struct roots_drag_icon *seat_add_drag_icon(struct roots_seat *seat,
struct wlr_surface *icon_surface) {
if (!icon_surface) {
return NULL;
}
struct roots_drag_icon *iter_icon;
wl_list_for_each(iter_icon, &seat->drag_icons, link) {
if (iter_icon->surface == icon_surface) {
// already in the list
return iter_icon;
}
}
struct roots_drag_icon *drag_icon =
calloc(1, sizeof(struct roots_drag_icon));
drag_icon->mapped = true;
drag_icon->surface = icon_surface;
wl_list_insert(&seat->drag_icons, &drag_icon->link);
wl_signal_add(&icon_surface->events.destroy,
&drag_icon->surface_destroy);
drag_icon->surface_destroy.notify = handle_drag_icon_destroy;
wl_signal_add(&icon_surface->events.commit,
&drag_icon->surface_commit);
drag_icon->surface_commit.notify = handle_drag_icon_commit;
return drag_icon;
}
static void seat_unmap_drag_icon(struct roots_seat *seat,
struct wlr_surface *icon_surface) {
if (!icon_surface) {
return;
}
struct roots_drag_icon *icon;
wl_list_for_each(icon, &seat->drag_icons, link) {
if (icon->surface == icon_surface) {
icon->mapped = false;
}
}
}
void roots_cursor_handle_pointer_grab_begin(struct roots_cursor *cursor,
struct wlr_seat_pointer_grab *grab) {
struct roots_seat *seat = cursor->seat;
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, &seat->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->mapped = true;
drag_icon->surface = drag->icon;
wl_list_insert(&seat->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;
struct roots_drag_icon *icon =
seat_add_drag_icon(cursor->seat, drag->icon);
if (icon) {
icon->is_pointer = true;
}
}
}
@ -363,13 +389,27 @@ void roots_cursor_handle_pointer_grab_end(struct roots_cursor *cursor,
struct wlr_seat_pointer_grab *grab) {
if (grab->interface == &wlr_data_device_pointer_drag_interface) {
struct wlr_drag *drag = grab->data;
struct roots_drag_icon *icon;
wl_list_for_each(icon, &cursor->seat->drag_icons, link) {
if (icon->surface == drag->icon) {
icon->mapped = false;
}
seat_unmap_drag_icon(cursor->seat, drag->icon);
}
}
void roots_cursor_handle_touch_grab_begin(struct roots_cursor *cursor,
struct wlr_seat_touch_grab *grab) {
if (grab->interface == &wlr_data_device_touch_drag_interface) {
struct wlr_drag *drag = grab->data;
struct roots_drag_icon *icon =
seat_add_drag_icon(cursor->seat, drag->icon);
if (icon) {
icon->is_pointer = false;
icon->touch_id = drag->grab_touch_id;
}
}
roots_cursor_update_position(cursor, 0);
}
void roots_cursor_handle_touch_grab_end(struct roots_cursor *cursor,
struct wlr_seat_touch_grab *grab) {
if (grab->interface == &wlr_data_device_touch_drag_interface) {
struct wlr_drag *drag = grab->data;
seat_unmap_drag_icon(cursor->seat, drag->icon);
}
}

17
rootston/output.c
View File

@ -200,9 +200,20 @@ static void output_frame_notify(struct wl_listener *listener, void *data) {
}
struct wlr_surface *icon = drag_icon->surface;
struct wlr_cursor *cursor = seat->cursor->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);
double icon_x = 0, icon_y = 0;
if (drag_icon->is_pointer) {
icon_x = cursor->x + drag_icon->sx;
icon_y = cursor->y + drag_icon->sy;
render_surface(icon, desktop, wlr_output, &now, icon_x, icon_y, 0);
} else {
struct wlr_touch_point *point =
wlr_seat_touch_get_point(seat->seat, drag_icon->touch_id);
if (point) {
icon_x = point->sx + drag_icon->sx; // TODO plus view x
icon_y = point->sy + drag_icon->sy; // TODO plus view y
render_surface(icon, desktop, wlr_output, &now, icon_x, icon_y, 0);
}
}
}
}

24
rootston/seat.c
View File

@ -111,6 +111,22 @@ static void handle_pointer_grab_end(struct wl_listener *listener,
roots_cursor_handle_pointer_grab_end(cursor, grab);
}
static void handle_touch_grab_begin(struct wl_listener *listener,
void *data) {
struct roots_cursor *cursor =
wl_container_of(listener, cursor, touch_grab_begin);
struct wlr_seat_touch_grab *grab = data;
roots_cursor_handle_touch_grab_begin(cursor, grab);
}
static void handle_touch_grab_end(struct wl_listener *listener,
void *data) {
struct roots_cursor *cursor =
wl_container_of(listener, cursor, touch_grab_end);
struct wlr_seat_touch_grab *grab = data;
roots_cursor_handle_touch_grab_end(cursor, grab);
}
static void seat_reset_device_mappings(struct roots_seat *seat, struct wlr_input_device *device) {
struct wlr_cursor *cursor = seat->cursor->cursor;
struct roots_config *config = seat->input->config;
@ -231,6 +247,14 @@ static void roots_seat_init_cursor(struct roots_seat *seat) {
wl_signal_add(&seat->seat->events.pointer_grab_end,
&seat->cursor->pointer_grab_end);
seat->cursor->pointer_grab_end.notify = handle_pointer_grab_end;
wl_signal_add(&seat->seat->events.touch_grab_begin,
&seat->cursor->touch_grab_begin);
seat->cursor->touch_grab_begin.notify = handle_touch_grab_begin;
wl_signal_add(&seat->seat->events.touch_grab_end,
&seat->cursor->touch_grab_end);
seat->cursor->touch_grab_end.notify = handle_touch_grab_end;
}
struct roots_seat *roots_seat_create(struct roots_input *input, char *name) {

83
types/wlr_data_device.c
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@ -437,8 +437,12 @@ static void wlr_drag_set_focus(struct wlr_drag *drag,
static void wlr_drag_end(struct wlr_drag *drag) {
if (!drag->cancelling) {
drag->cancelling = true;
wlr_seat_pointer_end_grab(drag->pointer_grab.seat);
wlr_seat_keyboard_end_grab(drag->keyboard_grab.seat);
if (drag->is_pointer_grab) {
wlr_seat_pointer_end_grab(drag->seat);
} else {
wlr_seat_touch_end_grab(drag->seat);
}
wlr_seat_keyboard_end_grab(drag->seat);
if (drag->source) {
wl_list_remove(&drag->source_destroy.link);
@ -523,20 +527,34 @@ wlr_pointer_grab_interface wlr_data_device_pointer_drag_interface = {
static void touch_drag_down(struct wlr_seat_touch_grab *grab, struct wlr_surface *surface,
uint32_t time, int32_t touch_id, double sx, double sy) {
// TODO
// eat the event
}
static void touch_drag_up(struct wlr_seat_touch_grab *grab, uint32_t time, int32_t touch_id) {
// TODO
struct wlr_drag *drag = grab->data;
if (drag->grab_touch_id != touch_id) {
return;
}
if (drag->focus_client && drag->focus_client->data_device) {
wl_data_device_send_drop(drag->focus_client->data_device);
}
wlr_drag_end(drag);
}
static void touch_drag_motion(struct wlr_seat_touch_grab *grab, uint32_t time, int32_t
touch_id, double sx, double sy) {
// TODO
struct wlr_drag *drag = grab->data;
if (drag->focus && drag->focus_client && drag->focus_client->data_device) {
wl_data_device_send_motion(drag->focus_client->data_device, time,
wl_fixed_from_double(sx), wl_fixed_from_double(sy));
}
}
static void touch_drag_cancel(struct wlr_seat_touch_grab *grab) {
// TODO
struct wlr_drag *drag = grab->data;
wlr_drag_end(drag);
}
const struct wlr_touch_grab_interface wlr_data_device_touch_drag_interface = {
@ -594,24 +612,31 @@ static bool seat_client_start_drag(struct wlr_seat_client *client,
return false;
}
struct wlr_seat_pointer_state pointer_state = client->seat->pointer_state;
struct wlr_seat_touch_state touch_state = client->seat->touch_state;
drag->seat = client->seat;
bool is_pointer_grab = client->pointer &&
pointer_state.button_count == 1 &&
pointer_state.grab_serial == serial &&
pointer_state.focused_surface &&
pointer_state.focused_surface == origin;
drag->is_pointer_grab = client->pointer != NULL &&
client->seat->pointer_state.button_count == 1 &&
client->seat->pointer_state.grab_serial == serial &&
client->seat->pointer_state.focused_surface &&
client->seat->pointer_state.focused_surface == origin;
bool is_touch_grab = client->touch &&
wl_list_length(&touch_state.touch_points) == 1 &&
touch_state.grab_serial == serial;
wl_list_length(&client->seat->touch_state.touch_points) == 1 &&
client->seat->touch_state.grab_serial == serial;
if (!is_pointer_grab || !is_touch_grab) {
return true;
struct wlr_touch_point *point = NULL;
if (is_touch_grab) {
wl_list_for_each(point, &client->seat->touch_state.touch_points, link) {
if (point->surface && point->surface == origin) {
is_touch_grab = true;
}
break;
}
}
struct wlr_seat *seat = client->seat;
if (!drag->is_pointer_grab && !is_touch_grab) {
return true;
}
if (icon) {
drag->icon = icon;
@ -632,17 +657,19 @@ static bool seat_client_start_drag(struct wlr_seat_client *client,
drag->touch_grab.data = drag;
drag->touch_grab.interface = &wlr_data_device_touch_drag_interface;
drag->grab_touch_id = drag->seat->touch_state.grab_id;
drag->keyboard_grab.data = drag;
drag->keyboard_grab.interface = &wlr_data_device_keyboard_drag_interface;
wlr_seat_keyboard_start_grab(seat, &drag->keyboard_grab);
wlr_seat_keyboard_start_grab(drag->seat, &drag->keyboard_grab);
if (is_pointer_grab) {
wlr_seat_pointer_clear_focus(seat);
wlr_seat_pointer_start_grab(seat, &drag->pointer_grab);
if (drag->is_pointer_grab) {
wlr_seat_pointer_clear_focus(drag->seat);
wlr_seat_pointer_start_grab(drag->seat, &drag->pointer_grab);
} else {
wlr_seat_touch_start_grab(seat, &drag->touch_grab);
wlr_seat_touch_start_grab(drag->seat, &drag->touch_grab);
wlr_drag_set_focus(drag, point->surface, point->sx, point->sy);
}
return true;
@ -654,20 +681,10 @@ static void data_device_start_drag(struct wl_client *client,
struct wl_resource *origin_resource, struct wl_resource *icon_resource,
uint32_t serial) {
struct wlr_seat_client *seat_client = wl_resource_get_user_data(device_resource);
struct wlr_seat *seat = seat_client->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);
}

44
types/wlr_seat.c
View File

@ -378,6 +378,7 @@ struct wlr_seat *wlr_seat_create(struct wl_display *display, const char *name) {
return NULL;
}
touch_grab->interface = &default_touch_grab_impl;
touch_grab->seat = wlr_seat;
wlr_seat->touch_state.default_grab = touch_grab;
wlr_seat->touch_state.grab = touch_grab;
@ -600,7 +601,9 @@ void wlr_seat_pointer_send_axis(struct wlr_seat *wlr_seat, uint32_t time,
void wlr_seat_pointer_start_grab(struct wlr_seat *wlr_seat,
struct wlr_seat_pointer_grab *grab) {
assert(wlr_seat);
grab->seat = wlr_seat;
assert(grab->seat);
wlr_seat->pointer_state.grab = grab;
wl_signal_emit(&wlr_seat->events.pointer_grab_begin, grab);
@ -959,37 +962,58 @@ struct wlr_touch_point *wlr_seat_touch_get_point(
void wlr_seat_touch_notify_down(struct wlr_seat *seat,
struct wlr_surface *surface, uint32_t time, int32_t touch_id, double sx,
double sy) {
clock_gettime(CLOCK_MONOTONIC, &seat->last_event);
struct wlr_seat_touch_grab *grab = seat->touch_state.grab;
struct wlr_touch_point *point =
touch_point_create(seat, touch_id, surface, sx, sy);
if (!point) {
wlr_log(L_ERROR, "could not create touch point");
return;
}
grab->interface->down(grab, surface, time, touch_id, sx, sy);
if (wl_list_length(&seat->touch_state.touch_points) == 1) {
seat->touch_state.grab_serial = wl_display_get_serial(seat->display);
seat->touch_state.grab_id = touch_id;
}
}
void wlr_seat_touch_notify_up(struct wlr_seat *seat, uint32_t time,
int32_t touch_id) {
clock_gettime(CLOCK_MONOTONIC, &seat->last_event);
struct wlr_seat_touch_grab *grab = seat->touch_state.grab;
struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
if (!point) {
wlr_log(L_ERROR, "got touch up for unknown touch point");
return;
}
grab->interface->up(grab, time, touch_id);
touch_point_destroy(point);
}
void wlr_seat_touch_notify_motion(struct wlr_seat *seat, uint32_t time,
int32_t touch_id, double sx, double sy) {
clock_gettime(CLOCK_MONOTONIC, &seat->last_event);
struct wlr_seat_touch_grab *grab = seat->touch_state.grab;
struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
if (!point) {
wlr_log(L_ERROR, "got touch motion for unknown touch point");
return;
}
point->sx = sx;
point->sy = sy;
grab->interface->motion(grab, time, touch_id, sx, sy);
}
void wlr_seat_touch_send_down(struct wlr_seat *seat,
struct wlr_surface *surface, uint32_t time, int32_t touch_id, double sx,
double sy) {
if (wlr_seat_touch_get_point(seat, touch_id)) {
wlr_log(L_ERROR, "got touch down for a touch point that's already down");
return;
}
struct wlr_touch_point *point =
touch_point_create(seat, touch_id, surface, sx, sy);
struct wlr_touch_point *point = wlr_seat_touch_get_point(seat, touch_id);
if (!point) {
wlr_log(L_ERROR, "could not create touch point");
wlr_log(L_ERROR, "got touch down for unknown touch point");
return;
}
@ -1009,7 +1033,6 @@ void wlr_seat_touch_send_up(struct wlr_seat *seat, uint32_t time, int32_t touch_
uint32_t serial = wl_display_next_serial(seat->display);
wl_touch_send_up(point->client->touch, serial, time, touch_id);
wl_touch_send_frame(point->client->touch);
touch_point_destroy(point);
}
void wlr_seat_touch_send_motion(struct wlr_seat *seat, uint32_t time, int32_t touch_id,
@ -1020,9 +1043,6 @@ void wlr_seat_touch_send_motion(struct wlr_seat *seat, uint32_t time, int32_t to
return;
}
point->sx = sx;
point->sy = sy;
wl_touch_send_motion(point->client->touch, time, touch_id,
wl_fixed_from_double(sx), wl_fixed_from_double(sy));
wl_touch_send_frame(point->client->touch);