#define _POSIX_C_SOURCE 200809L #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "list.h" #include "log.h" #include "config.h" #include "sway/commands.h" #include "sway/desktop.h" #include "sway/desktop/transaction.h" #include "sway/input/cursor.h" #include "sway/input/keyboard.h" #include "sway/input/tablet.h" #include "sway/layers.h" #include "sway/output.h" #include "sway/tree/arrange.h" #include "sway/tree/container.h" #include "sway/tree/root.h" #include "sway/tree/view.h" #include "sway/tree/workspace.h" #include "wlr-layer-shell-unstable-v1-protocol.h" static uint32_t get_current_time_msec(void) { struct timespec now; clock_gettime(CLOCK_MONOTONIC, &now); return now.tv_nsec / 1000; } static struct wlr_surface *layer_surface_at(struct sway_output *output, struct wl_list *layer, double ox, double oy, double *sx, double *sy) { struct sway_layer_surface *sway_layer; wl_list_for_each_reverse(sway_layer, layer, link) { double _sx = ox - sway_layer->geo.x; double _sy = oy - sway_layer->geo.y; struct wlr_surface *sub = wlr_layer_surface_v1_surface_at( sway_layer->layer_surface, _sx, _sy, sx, sy); if (sub) { return sub; } } return NULL; } static bool surface_is_xdg_popup(struct wlr_surface *surface) { if (wlr_surface_is_xdg_surface(surface)) { struct wlr_xdg_surface *xdg_surface = wlr_xdg_surface_from_wlr_surface(surface); return xdg_surface->role == WLR_XDG_SURFACE_ROLE_POPUP; } return false; } static struct wlr_surface *layer_surface_popup_at(struct sway_output *output, struct wl_list *layer, double ox, double oy, double *sx, double *sy) { struct sway_layer_surface *sway_layer; wl_list_for_each_reverse(sway_layer, layer, link) { double _sx = ox - sway_layer->geo.x; double _sy = oy - sway_layer->geo.y; struct wlr_surface *sub = wlr_layer_surface_v1_surface_at( sway_layer->layer_surface, _sx, _sy, sx, sy); if (sub && surface_is_xdg_popup(sub)) { return sub; } } return NULL; } /** * Returns the node at the cursor's position. If there is a surface at that * location, it is stored in **surface (it may not be a view). */ struct sway_node *node_at_coords( struct sway_seat *seat, double lx, double ly, struct wlr_surface **surface, double *sx, double *sy) { // check for unmanaged views first #if HAVE_XWAYLAND struct wl_list *unmanaged = &root->xwayland_unmanaged; struct sway_xwayland_unmanaged *unmanaged_surface; wl_list_for_each_reverse(unmanaged_surface, unmanaged, link) { struct wlr_xwayland_surface *xsurface = unmanaged_surface->wlr_xwayland_surface; double _sx = lx - unmanaged_surface->lx; double _sy = ly - unmanaged_surface->ly; if (wlr_surface_point_accepts_input(xsurface->surface, _sx, _sy)) { *surface = xsurface->surface; *sx = _sx; *sy = _sy; return NULL; } } #endif // find the output the cursor is on struct wlr_output *wlr_output = wlr_output_layout_output_at( root->output_layout, lx, ly); if (wlr_output == NULL) { return NULL; } struct sway_output *output = wlr_output->data; if (!output || !output->configured) { // output is being destroyed or is being configured return NULL; } double ox = lx, oy = ly; wlr_output_layout_output_coords(root->output_layout, wlr_output, &ox, &oy); if (root->fullscreen_global) { // Try fullscreen container struct sway_container *con = tiling_container_at( &root->fullscreen_global->node, lx, ly, surface, sx, sy); if (con) { return &con->node; } return NULL; } // find the focused workspace on the output for this seat struct sway_workspace *ws = output_get_active_workspace(output); if (!ws) { return NULL; } if ((*surface = layer_surface_at(output, &output->layers[ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY], ox, oy, sx, sy))) { return NULL; } if (ws->fullscreen) { // Try transient containers for (int i = 0; i < ws->floating->length; ++i) { struct sway_container *floater = ws->floating->items[i]; if (container_is_transient_for(floater, ws->fullscreen)) { struct sway_container *con = tiling_container_at( &floater->node, lx, ly, surface, sx, sy); if (con) { return &con->node; } } } // Try fullscreen container struct sway_container *con = tiling_container_at(&ws->fullscreen->node, lx, ly, surface, sx, sy); if (con) { return &con->node; } return NULL; } if ((*surface = layer_surface_popup_at(output, &output->layers[ZWLR_LAYER_SHELL_V1_LAYER_TOP], ox, oy, sx, sy))) { return NULL; } if ((*surface = layer_surface_popup_at(output, &output->layers[ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM], ox, oy, sx, sy))) { return NULL; } if ((*surface = layer_surface_popup_at(output, &output->layers[ZWLR_LAYER_SHELL_V1_LAYER_BACKGROUND], ox, oy, sx, sy))) { return NULL; } if ((*surface = layer_surface_at(output, &output->layers[ZWLR_LAYER_SHELL_V1_LAYER_TOP], ox, oy, sx, sy))) { return NULL; } struct sway_container *c; if ((c = container_at(ws, lx, ly, surface, sx, sy))) { return &c->node; } if ((*surface = layer_surface_at(output, &output->layers[ZWLR_LAYER_SHELL_V1_LAYER_BOTTOM], ox, oy, sx, sy))) { return NULL; } if ((*surface = layer_surface_at(output, &output->layers[ZWLR_LAYER_SHELL_V1_LAYER_BACKGROUND], ox, oy, sx, sy))) { return NULL; } return &ws->node; } void cursor_rebase(struct sway_cursor *cursor) { uint32_t time_msec = get_current_time_msec(); seatop_rebase(cursor->seat, time_msec); } void cursor_rebase_all(void) { if (!root->outputs->length) { return; } struct sway_seat *seat; wl_list_for_each(seat, &server.input->seats, link) { cursor_rebase(seat->cursor); } } void cursor_update_image(struct sway_cursor *cursor, struct sway_node *node) { if (node && node->type == N_CONTAINER) { // Try a node's resize edge enum wlr_edges edge = find_resize_edge(node->sway_container, NULL, cursor); if (edge == WLR_EDGE_NONE) { cursor_set_image(cursor, "left_ptr", NULL); } else if (container_is_floating(node->sway_container)) { cursor_set_image(cursor, wlr_xcursor_get_resize_name(edge), NULL); } else { if (edge & (WLR_EDGE_LEFT | WLR_EDGE_RIGHT)) { cursor_set_image(cursor, "col-resize", NULL); } else { cursor_set_image(cursor, "row-resize", NULL); } } } else { cursor_set_image(cursor, "left_ptr", NULL); } } static void cursor_hide(struct sway_cursor *cursor) { wlr_cursor_set_image(cursor->cursor, NULL, 0, 0, 0, 0, 0, 0); cursor->hidden = true; wlr_seat_pointer_clear_focus(cursor->seat->wlr_seat); } static int hide_notify(void *data) { struct sway_cursor *cursor = data; cursor_hide(cursor); return 1; } int cursor_get_timeout(struct sway_cursor *cursor) { if (cursor->pressed_button_count > 0) { // Do not hide cursor unless all buttons are released return 0; } struct seat_config *sc = seat_get_config(cursor->seat); if (!sc) { sc = seat_get_config_by_name("*"); } int timeout = sc ? sc->hide_cursor_timeout : 0; if (timeout < 0) { timeout = 0; } return timeout; } void cursor_handle_activity(struct sway_cursor *cursor, enum sway_input_idle_source idle_source) { wl_event_source_timer_update( cursor->hide_source, cursor_get_timeout(cursor)); seat_idle_notify_activity(cursor->seat, idle_source); if (cursor->hidden) { cursor_unhide(cursor); } } void cursor_unhide(struct sway_cursor *cursor) { cursor->hidden = false; if (cursor->image_surface) { cursor_set_image_surface(cursor, cursor->image_surface, cursor->hotspot_x, cursor->hotspot_y, cursor->image_client); } else { const char *image = cursor->image; cursor->image = NULL; cursor_set_image(cursor, image, cursor->image_client); } cursor_rebase(cursor); } static void pointer_motion(struct sway_cursor *cursor, uint32_t time_msec, struct wlr_input_device *device, double dx, double dy, double dx_unaccel, double dy_unaccel) { cursor_handle_activity(cursor, IDLE_SOURCE_POINTER); wlr_relative_pointer_manager_v1_send_relative_motion( server.relative_pointer_manager, cursor->seat->wlr_seat, (uint64_t)time_msec * 1000, dx, dy, dx_unaccel, dy_unaccel); struct wlr_surface *surface = NULL; double sx, sy; if (cursor->active_constraint) { node_at_coords(cursor->seat, cursor->cursor->x, cursor->cursor->y, &surface, &sx, &sy); if (cursor->active_constraint->surface != surface) { return; } double sx_confined, sy_confined; if (!wlr_region_confine(&cursor->confine, sx, sy, sx + dx, sy + dy, &sx_confined, &sy_confined)) { return; } dx = sx_confined - sx; dy = sy_confined - sy; } wlr_cursor_move(cursor->cursor, device, dx, dy); seatop_motion(cursor->seat, time_msec, dx, dy); } static void handle_pointer_motion_relative( struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of(listener, cursor, motion); struct wlr_event_pointer_motion *e = data; pointer_motion(cursor, e->time_msec, e->device, e->delta_x, e->delta_y, e->unaccel_dx, e->unaccel_dy); transaction_commit_dirty(); } static void handle_pointer_motion_absolute( struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of(listener, cursor, motion_absolute); struct wlr_event_pointer_motion_absolute *event = data; double lx, ly; wlr_cursor_absolute_to_layout_coords(cursor->cursor, event->device, event->x, event->y, &lx, &ly); double dx = lx - cursor->cursor->x; double dy = ly - cursor->cursor->y; pointer_motion(cursor, event->time_msec, event->device, dx, dy, dx, dy); transaction_commit_dirty(); } void dispatch_cursor_button(struct sway_cursor *cursor, struct wlr_input_device *device, uint32_t time_msec, uint32_t button, enum wlr_button_state state) { if (time_msec == 0) { time_msec = get_current_time_msec(); } seatop_button(cursor->seat, time_msec, device, button, state); } static void handle_pointer_button(struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of(listener, cursor, button); struct wlr_event_pointer_button *event = data; if (event->state == WLR_BUTTON_PRESSED) { cursor->pressed_button_count++; } else { if (cursor->pressed_button_count > 0) { cursor->pressed_button_count--; } else { sway_log(SWAY_ERROR, "Pressed button count was wrong"); } } cursor_handle_activity(cursor, IDLE_SOURCE_POINTER); dispatch_cursor_button(cursor, event->device, event->time_msec, event->button, event->state); transaction_commit_dirty(); } void dispatch_cursor_axis(struct sway_cursor *cursor, struct wlr_event_pointer_axis *event) { seatop_axis(cursor->seat, event); } static void handle_pointer_axis(struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of(listener, cursor, axis); struct wlr_event_pointer_axis *event = data; cursor_handle_activity(cursor, IDLE_SOURCE_POINTER); dispatch_cursor_axis(cursor, event); transaction_commit_dirty(); } static void handle_pointer_frame(struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of(listener, cursor, frame); cursor_handle_activity(cursor, IDLE_SOURCE_POINTER); wlr_seat_pointer_notify_frame(cursor->seat->wlr_seat); } static void handle_touch_down(struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of(listener, cursor, touch_down); cursor_handle_activity(cursor, IDLE_SOURCE_TOUCH); struct wlr_event_touch_down *event = data; struct sway_seat *seat = cursor->seat; struct wlr_seat *wlr_seat = seat->wlr_seat; struct wlr_surface *surface = NULL; double lx, ly; wlr_cursor_absolute_to_layout_coords(cursor->cursor, event->device, event->x, event->y, &lx, &ly); double sx, sy; struct sway_node *focused_node = node_at_coords(seat, lx, ly, &surface, &sx, &sy); seat->touch_id = event->touch_id; seat->touch_x = lx; seat->touch_y = ly; if (!surface) { return; } // TODO: fall back to cursor simulation if client has not bound to touch if (seat_is_input_allowed(seat, surface)) { cursor_hide(cursor); wlr_seat_touch_notify_down(wlr_seat, surface, event->time_msec, event->touch_id, sx, sy); } if (focused_node) { seat_set_focus(seat, focused_node); } } static void handle_touch_up(struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of(listener, cursor, touch_up); cursor_handle_activity(cursor, IDLE_SOURCE_TOUCH); struct wlr_event_touch_up *event = data; struct wlr_seat *seat = cursor->seat->wlr_seat; // TODO: fall back to cursor simulation if client has not bound to touch wlr_seat_touch_notify_up(seat, event->time_msec, event->touch_id); } static void handle_touch_motion(struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of(listener, cursor, touch_motion); cursor_handle_activity(cursor, IDLE_SOURCE_TOUCH); struct wlr_event_touch_motion *event = data; struct sway_seat *seat = cursor->seat; struct wlr_seat *wlr_seat = seat->wlr_seat; struct wlr_surface *surface = NULL; double lx, ly; wlr_cursor_absolute_to_layout_coords(cursor->cursor, event->device, event->x, event->y, &lx, &ly); double sx, sy; node_at_coords(cursor->seat, lx, ly, &surface, &sx, &sy); if (seat->touch_id == event->touch_id) { seat->touch_x = lx; seat->touch_y = ly; struct sway_drag_icon *drag_icon; wl_list_for_each(drag_icon, &root->drag_icons, link) { if (drag_icon->seat == seat) { drag_icon_update_position(drag_icon); } } } if (!surface) { return; } // TODO: fall back to cursor simulation if client has not bound to touch if (seat_is_input_allowed(cursor->seat, surface)) { wlr_seat_touch_notify_motion(wlr_seat, event->time_msec, event->touch_id, sx, sy); } } static double apply_mapping_from_coord(double low, double high, double value) { if (isnan(value)) { return value; } return (value - low) / (high - low); } static void apply_mapping_from_region(struct wlr_input_device *device, struct input_config_mapped_from_region *region, double *x, double *y) { double x1 = region->x1, x2 = region->x2; double y1 = region->y1, y2 = region->y2; if (region->mm) { if (device->width_mm == 0 || device->height_mm == 0) { return; } x1 /= device->width_mm; x2 /= device->width_mm; y1 /= device->height_mm; y2 /= device->height_mm; } *x = apply_mapping_from_coord(x1, x2, *x); *y = apply_mapping_from_coord(y1, y2, *y); } static void handle_tablet_tool_position(struct sway_cursor *cursor, struct sway_tablet *tablet, struct wlr_tablet_tool *tool, bool change_x, bool change_y, double x, double y, double dx, double dy, int32_t time_msec) { cursor_handle_activity(cursor, IDLE_SOURCE_TABLET_TOOL); if (!change_x && !change_y) { return; } struct sway_input_device *input_device = tablet->seat_device->input_device; struct input_config *ic = input_device_get_config(input_device); if (ic != NULL && ic->mapped_from_region != NULL) { apply_mapping_from_region(input_device->wlr_device, ic->mapped_from_region, &x, &y); } switch (tool->type) { case WLR_TABLET_TOOL_TYPE_MOUSE: wlr_cursor_move(cursor->cursor, input_device->wlr_device, dx, dy); break; default: wlr_cursor_warp_absolute(cursor->cursor, input_device->wlr_device, change_x ? x : NAN, change_y ? y : NAN); } double sx, sy; struct wlr_surface *surface = NULL; struct sway_seat *seat = cursor->seat; struct sway_node *focused_node = node_at_coords(seat, cursor->cursor->x, cursor->cursor->y, &surface, &sx, &sy); struct sway_tablet_tool *sway_tool = tool->data; if (!surface || !wlr_surface_accepts_tablet_v2(tablet->tablet_v2, surface)) { wlr_tablet_v2_tablet_tool_notify_proximity_out(sway_tool->tablet_v2_tool); pointer_motion(cursor, time_msec, input_device->wlr_device, dx, dy, dx, dy); transaction_commit_dirty(); return; } wlr_tablet_v2_tablet_tool_notify_proximity_in(sway_tool->tablet_v2_tool, tablet->tablet_v2, surface); if (focused_node && config->focus_follows_mouse != FOLLOWS_NO) { seat_set_focus(seat, focused_node); } wlr_tablet_v2_tablet_tool_notify_motion(sway_tool->tablet_v2_tool, sx, sy); } static void handle_tool_axis(struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of(listener, cursor, tool_axis); cursor_handle_activity(cursor, IDLE_SOURCE_TABLET_TOOL); struct wlr_event_tablet_tool_axis *event = data; struct sway_tablet_tool *sway_tool = event->tool->data; if (!sway_tool) { sway_log(SWAY_DEBUG, "tool axis before proximity"); return; } handle_tablet_tool_position(cursor, sway_tool->tablet, event->tool, event->updated_axes & WLR_TABLET_TOOL_AXIS_X, event->updated_axes & WLR_TABLET_TOOL_AXIS_Y, event->x, event->y, event->dx, event->dy, event->time_msec); if (event->updated_axes & WLR_TABLET_TOOL_AXIS_PRESSURE) { wlr_tablet_v2_tablet_tool_notify_pressure( sway_tool->tablet_v2_tool, event->pressure); } if (event->updated_axes & WLR_TABLET_TOOL_AXIS_DISTANCE) { wlr_tablet_v2_tablet_tool_notify_distance( sway_tool->tablet_v2_tool, event->distance); } if (event->updated_axes & WLR_TABLET_TOOL_AXIS_TILT_X) { sway_tool->tilt_x = event->tilt_x; } if (event->updated_axes & WLR_TABLET_TOOL_AXIS_TILT_Y) { sway_tool->tilt_y = event->tilt_y; } if (event->updated_axes & (WLR_TABLET_TOOL_AXIS_TILT_X | WLR_TABLET_TOOL_AXIS_TILT_Y)) { wlr_tablet_v2_tablet_tool_notify_tilt( sway_tool->tablet_v2_tool, sway_tool->tilt_x, sway_tool->tilt_y); } if (event->updated_axes & WLR_TABLET_TOOL_AXIS_ROTATION) { wlr_tablet_v2_tablet_tool_notify_rotation( sway_tool->tablet_v2_tool, event->rotation); } if (event->updated_axes & WLR_TABLET_TOOL_AXIS_SLIDER) { wlr_tablet_v2_tablet_tool_notify_slider( sway_tool->tablet_v2_tool, event->slider); } if (event->updated_axes & WLR_TABLET_TOOL_AXIS_WHEEL) { wlr_tablet_v2_tablet_tool_notify_wheel( sway_tool->tablet_v2_tool, event->wheel_delta, 0); } } static void handle_tool_tip(struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of(listener, cursor, tool_tip); cursor_handle_activity(cursor, IDLE_SOURCE_TABLET_TOOL); struct wlr_event_tablet_tool_tip *event = data; struct sway_tablet_tool *sway_tool = event->tool->data; struct wlr_tablet_v2_tablet *tablet_v2 = sway_tool->tablet->tablet_v2; struct sway_seat *seat = cursor->seat; double sx, sy; struct wlr_surface *surface = NULL; node_at_coords(seat, cursor->cursor->x, cursor->cursor->y, &surface, &sx, &sy); if (!surface || !wlr_surface_accepts_tablet_v2(tablet_v2, surface)) { // If we started holding the tool tip down on a surface that accepts tablet // v2, we should notify that surface if it gets released over a surface that // doesn't support v2. if (event->state == WLR_TABLET_TOOL_TIP_UP) { wlr_tablet_v2_tablet_tool_notify_up(sway_tool->tablet_v2_tool); } cursor->simulated_tool_tip_down = event->state == WLR_TABLET_TOOL_TIP_DOWN; dispatch_cursor_button(cursor, event->device, event->time_msec, BTN_LEFT, cursor->simulated_tool_tip_down ? WLR_BUTTON_PRESSED : WLR_BUTTON_RELEASED); wlr_seat_pointer_notify_frame(cursor->seat->wlr_seat); transaction_commit_dirty(); return; } if (event->state == WLR_TABLET_TOOL_TIP_DOWN) { wlr_tablet_v2_tablet_tool_notify_down(sway_tool->tablet_v2_tool); wlr_tablet_tool_v2_start_implicit_grab(sway_tool->tablet_v2_tool); } else { if (cursor->simulated_tool_tip_down) { dispatch_cursor_button(cursor, event->device, event->time_msec, BTN_LEFT, WLR_BUTTON_RELEASED); cursor->simulated_tool_tip_down = false; } wlr_tablet_v2_tablet_tool_notify_up(sway_tool->tablet_v2_tool); } } static struct sway_tablet *get_tablet_for_device(struct sway_cursor *cursor, struct wlr_input_device *device) { struct sway_tablet *tablet; wl_list_for_each(tablet, &cursor->tablets, link) { if (tablet->seat_device->input_device->wlr_device == device) { return tablet; } } return NULL; } static void handle_tool_proximity(struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of(listener, cursor, tool_proximity); cursor_handle_activity(cursor, IDLE_SOURCE_TABLET_TOOL); struct wlr_event_tablet_tool_proximity *event = data; struct wlr_tablet_tool *tool = event->tool; if (!tool->data) { struct sway_tablet *tablet = get_tablet_for_device(cursor, event->device); if (!tablet) { sway_log(SWAY_ERROR, "no tablet for tablet tool"); return; } sway_tablet_tool_configure(tablet, tool); } struct sway_tablet_tool *sway_tool = tool->data; if (!sway_tool) { sway_log(SWAY_ERROR, "tablet tool not initialized"); return; } if (event->state == WLR_TABLET_TOOL_PROXIMITY_OUT) { wlr_tablet_v2_tablet_tool_notify_proximity_out(sway_tool->tablet_v2_tool); return; } handle_tablet_tool_position(cursor, sway_tool->tablet, event->tool, true, true, event->x, event->y, 0, 0, event->time_msec); } static void handle_tool_button(struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of(listener, cursor, tool_button); struct sway_seat *seat = cursor->seat; cursor_handle_activity(cursor, IDLE_SOURCE_TABLET_TOOL); struct wlr_event_tablet_tool_button *event = data; struct sway_tablet_tool *sway_tool = event->tool->data; if (!sway_tool) { sway_log(SWAY_DEBUG, "tool button before proximity"); return; } struct wlr_tablet_v2_tablet *tablet_v2 = sway_tool->tablet->tablet_v2; double sx, sy; struct wlr_surface *surface = NULL; node_at_coords(seat, cursor->cursor->x, cursor->cursor->y, &surface, &sx, &sy); if (!surface || !wlr_surface_accepts_tablet_v2(tablet_v2, surface)) { // TODO: the user may want to configure which tool buttons are mapped to // which simulated pointer buttons switch (event->state) { case WLR_BUTTON_PRESSED: if (cursor->tool_buttons == 0) { dispatch_cursor_button(cursor, event->device, event->time_msec, BTN_RIGHT, event->state); } cursor->tool_buttons++; break; case WLR_BUTTON_RELEASED: if (cursor->tool_buttons == 1) { dispatch_cursor_button(cursor, event->device, event->time_msec, BTN_RIGHT, event->state); } cursor->tool_buttons--; break; } wlr_seat_pointer_notify_frame(cursor->seat->wlr_seat); transaction_commit_dirty(); return; } wlr_tablet_v2_tablet_tool_notify_button(sway_tool->tablet_v2_tool, (enum zwp_tablet_pad_v2_button_state)event->button, (enum zwp_tablet_pad_v2_button_state)event->state); } static void check_constraint_region(struct sway_cursor *cursor) { struct wlr_pointer_constraint_v1 *constraint = cursor->active_constraint; pixman_region32_t *region = &constraint->region; struct sway_view *view = view_from_wlr_surface(constraint->surface); if (view) { struct sway_container *con = view->container; double sx = cursor->cursor->x - con->content_x + view->geometry.x; double sy = cursor->cursor->y - con->content_y + view->geometry.y; if (!pixman_region32_contains_point(region, floor(sx), floor(sy), NULL)) { int nboxes; pixman_box32_t *boxes = pixman_region32_rectangles(region, &nboxes); if (nboxes > 0) { double sx = (boxes[0].x1 + boxes[0].x2) / 2.; double sy = (boxes[0].y1 + boxes[0].y2) / 2.; wlr_cursor_warp_closest(cursor->cursor, NULL, sx + con->content_x - view->geometry.x, sy + con->content_y - view->geometry.y); } } } // A locked pointer will result in an empty region, thus disallowing all movement if (constraint->type == WLR_POINTER_CONSTRAINT_V1_CONFINED) { pixman_region32_copy(&cursor->confine, region); } else { pixman_region32_clear(&cursor->confine); } } static void handle_constraint_commit(struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of(listener, cursor, constraint_commit); struct wlr_pointer_constraint_v1 *constraint = cursor->active_constraint; assert(constraint->surface == data); check_constraint_region(cursor); } static void handle_request_pointer_set_cursor(struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of(listener, cursor, request_set_cursor); if (!seatop_allows_set_cursor(cursor->seat)) { return; } struct wlr_seat_pointer_request_set_cursor_event *event = data; struct wl_client *focused_client = NULL; struct wlr_surface *focused_surface = cursor->seat->wlr_seat->pointer_state.focused_surface; if (focused_surface != NULL) { focused_client = wl_resource_get_client(focused_surface->resource); } // TODO: check cursor mode if (focused_client == NULL || event->seat_client->client != focused_client) { sway_log(SWAY_DEBUG, "denying request to set cursor from unfocused client"); return; } cursor_set_image_surface(cursor, event->surface, event->hotspot_x, event->hotspot_y, focused_client); } static void handle_pointer_pinch_begin(struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of( listener, cursor, pinch_begin); struct wlr_event_pointer_pinch_begin *event = data; wlr_pointer_gestures_v1_send_pinch_begin( cursor->pointer_gestures, cursor->seat->wlr_seat, event->time_msec, event->fingers); } static void handle_pointer_pinch_update(struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of( listener, cursor, pinch_update); struct wlr_event_pointer_pinch_update *event = data; wlr_pointer_gestures_v1_send_pinch_update( cursor->pointer_gestures, cursor->seat->wlr_seat, event->time_msec, event->dx, event->dy, event->scale, event->rotation); } static void handle_pointer_pinch_end(struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of( listener, cursor, pinch_end); struct wlr_event_pointer_pinch_end *event = data; wlr_pointer_gestures_v1_send_pinch_end( cursor->pointer_gestures, cursor->seat->wlr_seat, event->time_msec, event->cancelled); } static void handle_pointer_swipe_begin(struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of( listener, cursor, swipe_begin); struct wlr_event_pointer_swipe_begin *event = data; wlr_pointer_gestures_v1_send_swipe_begin( cursor->pointer_gestures, cursor->seat->wlr_seat, event->time_msec, event->fingers); } static void handle_pointer_swipe_update(struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of( listener, cursor, swipe_update); struct wlr_event_pointer_swipe_update *event = data; wlr_pointer_gestures_v1_send_swipe_update( cursor->pointer_gestures, cursor->seat->wlr_seat, event->time_msec, event->dx, event->dy); } static void handle_pointer_swipe_end(struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of( listener, cursor, swipe_end); struct wlr_event_pointer_swipe_end *event = data; wlr_pointer_gestures_v1_send_swipe_end( cursor->pointer_gestures, cursor->seat->wlr_seat, event->time_msec, event->cancelled); } static void handle_image_surface_destroy(struct wl_listener *listener, void *data) { struct sway_cursor *cursor = wl_container_of(listener, cursor, image_surface_destroy); cursor_set_image(cursor, NULL, cursor->image_client); cursor_rebase(cursor); } static void set_image_surface(struct sway_cursor *cursor, struct wlr_surface *surface) { wl_list_remove(&cursor->image_surface_destroy.link); cursor->image_surface = surface; if (surface) { wl_signal_add(&surface->events.destroy, &cursor->image_surface_destroy); } else { wl_list_init(&cursor->image_surface_destroy.link); } } void cursor_set_image(struct sway_cursor *cursor, const char *image, struct wl_client *client) { if (!(cursor->seat->wlr_seat->capabilities & WL_SEAT_CAPABILITY_POINTER)) { return; } const char *current_image = cursor->image; set_image_surface(cursor, NULL); cursor->image = image; cursor->hotspot_x = cursor->hotspot_y = 0; cursor->image_client = client; if (cursor->hidden) { return; } if (!image) { wlr_cursor_set_image(cursor->cursor, NULL, 0, 0, 0, 0, 0, 0); } else if (!current_image || strcmp(current_image, image) != 0) { wlr_xcursor_manager_set_cursor_image(cursor->xcursor_manager, image, cursor->cursor); } } void cursor_set_image_surface(struct sway_cursor *cursor, struct wlr_surface *surface, int32_t hotspot_x, int32_t hotspot_y, struct wl_client *client) { if (!(cursor->seat->wlr_seat->capabilities & WL_SEAT_CAPABILITY_POINTER)) { return; } set_image_surface(cursor, surface); cursor->image = NULL; cursor->hotspot_x = hotspot_x; cursor->hotspot_y = hotspot_y; cursor->image_client = client; if (cursor->hidden) { return; } wlr_cursor_set_surface(cursor->cursor, surface, hotspot_x, hotspot_y); } void sway_cursor_destroy(struct sway_cursor *cursor) { if (!cursor) { return; } wl_event_source_remove(cursor->hide_source); wl_list_remove(&cursor->image_surface_destroy.link); wl_list_remove(&cursor->pinch_begin.link); wl_list_remove(&cursor->pinch_update.link); wl_list_remove(&cursor->pinch_end.link); wl_list_remove(&cursor->swipe_begin.link); wl_list_remove(&cursor->swipe_update.link); wl_list_remove(&cursor->swipe_end.link); wl_list_remove(&cursor->motion.link); wl_list_remove(&cursor->motion_absolute.link); wl_list_remove(&cursor->button.link); wl_list_remove(&cursor->axis.link); wl_list_remove(&cursor->frame.link); wl_list_remove(&cursor->touch_down.link); wl_list_remove(&cursor->touch_up.link); wl_list_remove(&cursor->touch_motion.link); wl_list_remove(&cursor->tool_axis.link); wl_list_remove(&cursor->tool_tip.link); wl_list_remove(&cursor->tool_button.link); wl_list_remove(&cursor->request_set_cursor.link); wlr_xcursor_manager_destroy(cursor->xcursor_manager); wlr_cursor_destroy(cursor->cursor); free(cursor); } struct sway_cursor *sway_cursor_create(struct sway_seat *seat) { struct sway_cursor *cursor = calloc(1, sizeof(struct sway_cursor)); if (!sway_assert(cursor, "could not allocate sway cursor")) { return NULL; } struct wlr_cursor *wlr_cursor = wlr_cursor_create(); if (!sway_assert(wlr_cursor, "could not allocate wlr cursor")) { free(cursor); return NULL; } cursor->previous.x = wlr_cursor->x; cursor->previous.y = wlr_cursor->y; cursor->seat = seat; wlr_cursor_attach_output_layout(wlr_cursor, root->output_layout); cursor->hide_source = wl_event_loop_add_timer(server.wl_event_loop, hide_notify, cursor); wl_list_init(&cursor->image_surface_destroy.link); cursor->image_surface_destroy.notify = handle_image_surface_destroy; cursor->pointer_gestures = wlr_pointer_gestures_v1_create(server.wl_display); cursor->pinch_begin.notify = handle_pointer_pinch_begin; wl_signal_add(&wlr_cursor->events.pinch_begin, &cursor->pinch_begin); cursor->pinch_update.notify = handle_pointer_pinch_update; wl_signal_add(&wlr_cursor->events.pinch_update, &cursor->pinch_update); cursor->pinch_end.notify = handle_pointer_pinch_end; wl_signal_add(&wlr_cursor->events.pinch_end, &cursor->pinch_end); cursor->swipe_begin.notify = handle_pointer_swipe_begin; wl_signal_add(&wlr_cursor->events.swipe_begin, &cursor->swipe_begin); cursor->swipe_update.notify = handle_pointer_swipe_update; wl_signal_add(&wlr_cursor->events.swipe_update, &cursor->swipe_update); cursor->swipe_end.notify = handle_pointer_swipe_end; wl_signal_add(&wlr_cursor->events.swipe_end, &cursor->swipe_end); // input events wl_signal_add(&wlr_cursor->events.motion, &cursor->motion); cursor->motion.notify = handle_pointer_motion_relative; wl_signal_add(&wlr_cursor->events.motion_absolute, &cursor->motion_absolute); cursor->motion_absolute.notify = handle_pointer_motion_absolute; wl_signal_add(&wlr_cursor->events.button, &cursor->button); cursor->button.notify = handle_pointer_button; wl_signal_add(&wlr_cursor->events.axis, &cursor->axis); cursor->axis.notify = handle_pointer_axis; wl_signal_add(&wlr_cursor->events.frame, &cursor->frame); cursor->frame.notify = handle_pointer_frame; wl_signal_add(&wlr_cursor->events.touch_down, &cursor->touch_down); cursor->touch_down.notify = handle_touch_down; wl_signal_add(&wlr_cursor->events.touch_up, &cursor->touch_up); cursor->touch_up.notify = handle_touch_up; wl_signal_add(&wlr_cursor->events.touch_motion, &cursor->touch_motion); cursor->touch_motion.notify = handle_touch_motion; wl_signal_add(&wlr_cursor->events.tablet_tool_axis, &cursor->tool_axis); cursor->tool_axis.notify = handle_tool_axis; wl_signal_add(&wlr_cursor->events.tablet_tool_tip, &cursor->tool_tip); cursor->tool_tip.notify = handle_tool_tip; wl_signal_add(&wlr_cursor->events.tablet_tool_proximity, &cursor->tool_proximity); cursor->tool_proximity.notify = handle_tool_proximity; wl_signal_add(&wlr_cursor->events.tablet_tool_button, &cursor->tool_button); cursor->tool_button.notify = handle_tool_button; wl_signal_add(&seat->wlr_seat->events.request_set_cursor, &cursor->request_set_cursor); cursor->request_set_cursor.notify = handle_request_pointer_set_cursor; wl_list_init(&cursor->constraint_commit.link); wl_list_init(&cursor->tablets); wl_list_init(&cursor->tablet_pads); cursor->cursor = wlr_cursor; return cursor; } /** * Warps the cursor to the middle of the container argument. * Does nothing if the cursor is already inside the container. * If container is NULL, returns without doing anything. */ void cursor_warp_to_container(struct sway_cursor *cursor, struct sway_container *container) { if (!container) { return; } struct wlr_box box; container_get_box(container, &box); if (wlr_box_contains_point(&box, cursor->cursor->x, cursor->cursor->y)) { return; } double x = container->x + container->width / 2.0; double y = container->y + container->height / 2.0; wlr_cursor_warp(cursor->cursor, NULL, x, y); } /** * Warps the cursor to the middle of the workspace argument. * If workspace is NULL, returns without doing anything. */ void cursor_warp_to_workspace(struct sway_cursor *cursor, struct sway_workspace *workspace) { if (!workspace) { return; } double x = workspace->x + workspace->width / 2.0; double y = workspace->y + workspace->height / 2.0; wlr_cursor_warp(cursor->cursor, NULL, x, y); } uint32_t get_mouse_bindsym(const char *name, char **error) { if (strncasecmp(name, "button", strlen("button")) == 0) { // Map to x11 mouse buttons int number = name[strlen("button")] - '0'; if (number < 1 || number > 9 || strlen(name) > strlen("button0")) { *error = strdup("Only buttons 1-9 are supported. For other mouse " "buttons, use the name of the event code."); return 0; } static const uint32_t buttons[] = {BTN_LEFT, BTN_MIDDLE, BTN_RIGHT, SWAY_SCROLL_UP, SWAY_SCROLL_DOWN, SWAY_SCROLL_LEFT, SWAY_SCROLL_RIGHT, BTN_SIDE, BTN_EXTRA}; return buttons[number - 1]; } else if (strncmp(name, "BTN_", strlen("BTN_")) == 0) { // Get event code from name int code = libevdev_event_code_from_name(EV_KEY, name); if (code == -1) { size_t len = snprintf(NULL, 0, "Unknown event %s", name) + 1; *error = malloc(len); if (*error) { snprintf(*error, len, "Unknown event %s", name); } return 0; } return code; } return 0; } uint32_t get_mouse_bindcode(const char *name, char **error) { // Validate event code errno = 0; char *endptr; int code = strtol(name, &endptr, 10); if (endptr == name && code <= 0) { *error = strdup("Button event code must be a positive integer."); return 0; } else if (errno == ERANGE) { *error = strdup("Button event code out of range."); return 0; } const char *event = libevdev_event_code_get_name(EV_KEY, code); if (!event || strncmp(event, "BTN_", strlen("BTN_")) != 0) { size_t len = snprintf(NULL, 0, "Event code %d (%s) is not a button", code, event ? event : "(null)") + 1; *error = malloc(len); if (*error) { snprintf(*error, len, "Event code %d (%s) is not a button", code, event ? event : "(null)"); } return 0; } return code; } uint32_t get_mouse_button(const char *name, char **error) { uint32_t button = get_mouse_bindsym(name, error); if (!button && !*error) { button = get_mouse_bindcode(name, error); } return button; } const char *get_mouse_button_name(uint32_t button) { const char *name = libevdev_event_code_get_name(EV_KEY, button); if (!name) { if (button == SWAY_SCROLL_UP) { name = "SWAY_SCROLL_UP"; } else if (button == SWAY_SCROLL_DOWN) { name = "SWAY_SCROLL_DOWN"; } else if (button == SWAY_SCROLL_LEFT) { name = "SWAY_SCROLL_LEFT"; } else if (button == SWAY_SCROLL_RIGHT) { name = "SWAY_SCROLL_RIGHT"; } } return name; } static void warp_to_constraint_cursor_hint(struct sway_cursor *cursor) { struct wlr_pointer_constraint_v1 *constraint = cursor->active_constraint; if (constraint->current.committed & WLR_POINTER_CONSTRAINT_V1_STATE_CURSOR_HINT) { double sx = constraint->current.cursor_hint.x; double sy = constraint->current.cursor_hint.y; struct sway_view *view = view_from_wlr_surface(constraint->surface); struct sway_container *con = view->container; double lx = sx + con->content_x - view->geometry.x; double ly = sy + con->content_y - view->geometry.y; wlr_cursor_warp(cursor->cursor, NULL, lx, ly); } } void handle_constraint_destroy(struct wl_listener *listener, void *data) { struct sway_pointer_constraint *sway_constraint = wl_container_of(listener, sway_constraint, destroy); struct wlr_pointer_constraint_v1 *constraint = data; struct sway_seat *seat = constraint->seat->data; struct sway_cursor *cursor = seat->cursor; wl_list_remove(&sway_constraint->destroy.link); if (cursor->active_constraint == constraint) { warp_to_constraint_cursor_hint(cursor); if (cursor->constraint_commit.link.next != NULL) { wl_list_remove(&cursor->constraint_commit.link); } wl_list_init(&cursor->constraint_commit.link); cursor->active_constraint = NULL; } free(sway_constraint); } void handle_pointer_constraint(struct wl_listener *listener, void *data) { struct wlr_pointer_constraint_v1 *constraint = data; struct sway_seat *seat = constraint->seat->data; struct sway_pointer_constraint *sway_constraint = calloc(1, sizeof(struct sway_pointer_constraint)); sway_constraint->constraint = constraint; sway_constraint->destroy.notify = handle_constraint_destroy; wl_signal_add(&constraint->events.destroy, &sway_constraint->destroy); struct sway_node *focus = seat_get_focus(seat); if (focus && focus->type == N_CONTAINER && focus->sway_container->view) { struct wlr_surface *surface = focus->sway_container->view->surface; if (surface == constraint->surface) { sway_cursor_constrain(seat->cursor, constraint); } } } void sway_cursor_constrain(struct sway_cursor *cursor, struct wlr_pointer_constraint_v1 *constraint) { struct seat_config *config = seat_get_config(cursor->seat); if (!config) { config = seat_get_config_by_name("*"); } if (!config || config->allow_constrain == CONSTRAIN_DISABLE) { return; } if (cursor->active_constraint == constraint) { return; } wl_list_remove(&cursor->constraint_commit.link); if (cursor->active_constraint) { if (constraint == NULL) { warp_to_constraint_cursor_hint(cursor); } wlr_pointer_constraint_v1_send_deactivated( cursor->active_constraint); } cursor->active_constraint = constraint; if (constraint == NULL) { wl_list_init(&cursor->constraint_commit.link); return; } // FIXME: Big hack, stolen from wlr_pointer_constraints_v1.c:121. // This is necessary because the focus may be set before the surface // has finished committing, which means that warping won't work properly, // since this code will be run *after* the focus has been set. // That is why we duplicate the code here. if (pixman_region32_not_empty(&constraint->current.region)) { pixman_region32_intersect(&constraint->region, &constraint->surface->input_region, &constraint->current.region); } else { pixman_region32_copy(&constraint->region, &constraint->surface->input_region); } check_constraint_region(cursor); wlr_pointer_constraint_v1_send_activated(constraint); cursor->constraint_commit.notify = handle_constraint_commit; wl_signal_add(&constraint->surface->events.commit, &cursor->constraint_commit); }