From 6a516f7c417c96b6e5a5526c73e6f52ccb9c55d9 Mon Sep 17 00:00:00 2001 From: Tony Crisci Date: Mon, 13 Nov 2017 15:41:48 -0500 Subject: [PATCH] basic touch dnd --- include/rootston/cursor.h | 9 +++ include/rootston/seat.h | 3 + include/wlr/types/wlr_data_device.h | 7 ++ include/wlr/types/wlr_seat.h | 1 + rootston/cursor.c | 100 +++++++++++++++++++--------- rootston/output.c | 17 ++++- rootston/seat.c | 24 +++++++ types/wlr_data_device.c | 83 ++++++++++++++--------- types/wlr_seat.c | 44 ++++++++---- 9 files changed, 210 insertions(+), 78 deletions(-) diff --git a/include/rootston/cursor.h b/include/rootston/cursor.h index b5af7de3..f0c9be89 100644 --- a/include/rootston/cursor.h +++ b/include/rootston/cursor.h @@ -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 diff --git a/include/rootston/seat.h b/include/rootston/seat.h index 5fb2f196..e5a1dc71 100644 --- a/include/rootston/seat.h +++ b/include/rootston/seat.h @@ -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; diff --git a/include/wlr/types/wlr_data_device.h b/include/wlr/types/wlr_data_device.h index 6e8d0a73..b21e53bc 100644 --- a/include/wlr/types/wlr_data_device.h +++ b/include/wlr/types/wlr_data_device.h @@ -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; diff --git a/include/wlr/types/wlr_seat.h b/include/wlr/types/wlr_seat.h index 8950722f..79c592aa 100644 --- a/include/wlr/types/wlr_seat.h +++ b/include/wlr/types/wlr_seat.h @@ -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; diff --git a/rootston/cursor.c b/rootston/cursor.c index 632966d4..863267b6 100644 --- a/rootston/cursor.c +++ b/rootston/cursor.c @@ -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); + } } diff --git a/rootston/output.c b/rootston/output.c index 28312c2c..82760632 100644 --- a/rootston/output.c +++ b/rootston/output.c @@ -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); + } + } } } diff --git a/rootston/seat.c b/rootston/seat.c index a99e2310..38dfc49d 100644 --- a/rootston/seat.c +++ b/rootston/seat.c @@ -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) { diff --git a/types/wlr_data_device.c b/types/wlr_data_device.c index ca18a4d6..3eeb1cce 100644 --- a/types/wlr_data_device.c +++ b/types/wlr_data_device.c @@ -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); } diff --git a/types/wlr_seat.c b/types/wlr_seat.c index 212373df..d2b9cfb6 100644 --- a/types/wlr_seat.c +++ b/types/wlr_seat.c @@ -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);