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Introduce cursor_rebase

Browse source 
This function "rebases" the cursor on top of whatever is underneath it,
without triggering any focus changes.
This commit is contained in:
Ryan Dwyer 2018-10-19 00:04:21 +10:00
parent 28f3b8cb03
commit 9ea71f292b
8 changed files with 78 additions and 51 deletions
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16
include/sway/input/cursor.h
View file

@ -40,8 +40,20 @@ struct sway_cursor {
void sway_cursor_destroy(struct sway_cursor *cursor);
struct sway_cursor *sway_cursor_create(struct sway_seat *seat);
void cursor_send_pointer_motion(struct sway_cursor *cursor, uint32_t time_msec,
bool allow_refocusing);
/**
* "Rebase" a cursor on top of whatever view is underneath it.
*
* This chooses a cursor icon and sends a motion event to the surface.
*/
void cursor_rebase(struct sway_cursor *cursor);
/**
* Like cursor_rebase, but also allows focus to change when the cursor enters a
* new container.
*/
void cursor_send_pointer_motion(struct sway_cursor *cursor, uint32_t time_msec);
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);

2
sway/commands/border.c
View file

@ -96,7 +96,7 @@ struct cmd_results *cmd_border(int argc, char **argv) {
struct sway_seat *seat = input_manager_current_seat(input_manager);
if (seat->cursor) {
cursor_send_pointer_motion(seat->cursor, 0, false);
cursor_rebase(seat->cursor);
}
return cmd_results_new(CMD_SUCCESS, NULL, NULL);

2
sway/commands/focus.c
View file

@ -236,7 +236,7 @@ struct cmd_results *cmd_focus(int argc, char **argv) {
if (argc == 0 && container) {
seat_set_focus_container(seat, container);
seat_consider_warp_to_focus(seat);
cursor_send_pointer_motion(seat->cursor, 0, true);
cursor_rebase(seat->cursor);
return cmd_results_new(CMD_SUCCESS, NULL, NULL);
}

4
sway/commands/seat/cursor.c
View file

@ -36,7 +36,7 @@ struct cmd_results *seat_cmd_cursor(int argc, char **argv) {
int delta_x = strtol(argv[1], NULL, 10);
int delta_y = strtol(argv[2], NULL, 10);
wlr_cursor_move(cursor->cursor, NULL, delta_x, delta_y);
cursor_send_pointer_motion(cursor, 0, true);
cursor_rebase(cursor);
} else if (strcasecmp(argv[0], "set") == 0) {
if (argc < 3) {
return cmd_results_new(CMD_INVALID, "cursor", expected_syntax);
@ -45,7 +45,7 @@ struct cmd_results *seat_cmd_cursor(int argc, char **argv) {
float x = strtof(argv[1], NULL) / root->width;
float y = strtof(argv[2], NULL) / root->height;
wlr_cursor_warp_absolute(cursor->cursor, NULL, x, y);
cursor_send_pointer_motion(cursor, 0, true);
cursor_rebase(cursor);
} else {
if (argc < 2) {
return cmd_results_new(CMD_INVALID, "cursor", expected_syntax);

96
sway/input/cursor.c
View file

@ -543,8 +543,57 @@ static void handle_resize_tiling_motion(struct sway_seat *seat,
}
}
void cursor_send_pointer_motion(struct sway_cursor *cursor, uint32_t time_msec,
bool allow_refocusing) {
static void cursor_do_rebase(struct sway_cursor *cursor, uint32_t time_msec,
struct sway_node *node, struct wlr_surface *surface,
double sx, double sy) {
// Handle cursor image
if (surface) {
// Reset cursor if switching between clients
struct wl_client *client = wl_resource_get_client(surface->resource);
if (client != cursor->image_client) {
cursor_set_image(cursor, "left_ptr", client);
}
} else if (node && node->type == N_CONTAINER) {
// Try a node's resize edge
enum wlr_edges edge = find_resize_edge(node->sway_container, 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);
}
// Send pointer enter/leave
struct wlr_seat *wlr_seat = cursor->seat->wlr_seat;
if (surface) {
if (seat_is_input_allowed(cursor->seat, surface)) {
wlr_seat_pointer_notify_enter(wlr_seat, surface, sx, sy);
wlr_seat_pointer_notify_motion(wlr_seat, time_msec, sx, sy);
}
} else {
wlr_seat_pointer_clear_focus(wlr_seat);
}
}
void cursor_rebase(struct sway_cursor *cursor) {
uint32_t time_msec = get_current_time_msec();
struct wlr_surface *surface;
double sx, sy;
cursor->previous.node = node_at_coords(cursor->seat,
cursor->cursor->x, cursor->cursor->y, &surface, &sx, &sy);
cursor_do_rebase(cursor, time_msec, cursor->previous.node, surface, sx, sy);
}
void cursor_send_pointer_motion(struct sway_cursor *cursor,
uint32_t time_msec) {
if (time_msec == 0) {
time_msec = get_current_time_msec();
}
@ -589,7 +638,7 @@ void cursor_send_pointer_motion(struct sway_cursor *cursor, uint32_t time_msec,
cursor->previous.y = cursor->cursor->y;
cursor->previous.node = node;
if (node && config->focus_follows_mouse && allow_refocusing) {
if (node && config->focus_follows_mouse) {
struct sway_node *focus = seat_get_focus(seat);
if (focus && node->type == N_WORKSPACE) {
// Only follow the mouse if it would move to a new output
@ -620,40 +669,7 @@ void cursor_send_pointer_motion(struct sway_cursor *cursor, uint32_t time_msec,
}
}
// Handle cursor image
if (surface) {
// Reset cursor if switching between clients
struct wl_client *client = wl_resource_get_client(surface->resource);
if (client != cursor->image_client) {
cursor_set_image(cursor, "left_ptr", client);
}
} else if (node && node->type == N_CONTAINER) {
// Try a node's resize edge
enum wlr_edges edge = find_resize_edge(node->sway_container, 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);
}
// send pointer enter/leave
if (surface != NULL) {
if (seat_is_input_allowed(seat, surface)) {
wlr_seat_pointer_notify_enter(wlr_seat, surface, sx, sy);
wlr_seat_pointer_notify_motion(wlr_seat, time_msec, sx, sy);
}
} else {
wlr_seat_pointer_clear_focus(wlr_seat);
}
cursor_do_rebase(cursor, time_msec, node, surface, sx, sy);
struct wlr_drag_icon *wlr_drag_icon;
wl_list_for_each(wlr_drag_icon, &wlr_seat->drag_icons, link) {
@ -668,7 +684,7 @@ static void handle_cursor_motion(struct wl_listener *listener, void *data) {
struct wlr_event_pointer_motion *event = data;
wlr_cursor_move(cursor->cursor, event->device,
event->delta_x, event->delta_y);
cursor_send_pointer_motion(cursor, event->time_msec, true);
cursor_send_pointer_motion(cursor, event->time_msec);
transaction_commit_dirty();
}
@ -679,7 +695,7 @@ static void handle_cursor_motion_absolute(
wlr_idle_notify_activity(cursor->seat->input->server->idle, cursor->seat->wlr_seat);
struct wlr_event_pointer_motion_absolute *event = data;
wlr_cursor_warp_absolute(cursor->cursor, event->device, event->x, event->y);
cursor_send_pointer_motion(cursor, event->time_msec, true);
cursor_send_pointer_motion(cursor, event->time_msec);
transaction_commit_dirty();
}
@ -1134,7 +1150,7 @@ static void handle_tool_axis(struct wl_listener *listener, void *data) {
}
wlr_cursor_warp_absolute(cursor->cursor, event->device, x, y);
cursor_send_pointer_motion(cursor, event->time_msec, true);
cursor_send_pointer_motion(cursor, event->time_msec);
transaction_commit_dirty();
}

4
sway/input/seat.c
View file

@ -1173,7 +1173,7 @@ void seat_end_mouse_operation(struct sway_seat *seat) {
seat->cursor->previous.x = seat->op_ref_lx;
seat->cursor->previous.y = seat->op_ref_ly;
if (seat->op_moved) {
cursor_send_pointer_motion(seat->cursor, 0, true);
cursor_send_pointer_motion(seat->cursor, 0);
}
} else {
cursor_set_image(seat->cursor, "left_ptr", NULL);
@ -1207,5 +1207,5 @@ void seat_consider_warp_to_focus(struct sway_seat *seat) {
} else {
cursor_warp_to_workspace(seat->cursor, focus->sway_workspace);
}
cursor_send_pointer_motion(seat->cursor, 0, false);
cursor_rebase(seat->cursor);
}

3
sway/tree/view.c
View file

@ -653,9 +653,8 @@ void view_unmap(struct sway_view *view) {
} else if (node && node->type == N_WORKSPACE) {
cursor_warp_to_workspace(seat->cursor, node->sway_workspace);
}
} else {
cursor_send_pointer_motion(seat->cursor, 0, true);
}
cursor_rebase(seat->cursor);
}
transaction_commit_dirty();

2
sway/tree/workspace.c
View file

@ -399,7 +399,7 @@ bool workspace_switch(struct sway_workspace *workspace,
}
seat_set_focus(seat, next);
arrange_workspace(workspace);
cursor_send_pointer_motion(seat->cursor, 0, true);
cursor_rebase(seat->cursor);
return true;
}