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Implement mousedown operation

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This allows you to move the cursor off the surface while dragging its
scrollbar.
This commit is contained in:
Ryan Dwyer 2018-08-15 16:47:02 +10:00
parent db4b4935b3
commit a36625a482
3 changed files with 50 additions and 1 deletions
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4
include/sway/input/seat.h
View file

@ -56,6 +56,7 @@ struct sway_seat {
// Operations (drag and resize)
enum {
OP_NONE,
OP_MOUSEDOWN,
OP_MOVE,
OP_RESIZE_FLOATING,
OP_RESIZE_TILING,
@ -157,6 +158,9 @@ bool seat_is_input_allowed(struct sway_seat *seat, struct wlr_surface *surface);
void drag_icon_update_position(struct sway_drag_icon *icon);
void seat_begin_mousedown(struct sway_seat *seat, struct sway_container *con,
uint32_t button, double sx, double sy);
void seat_begin_move(struct sway_seat *seat, struct sway_container *con,
uint32_t button);

23
sway/input/cursor.c
View file

@ -215,6 +215,18 @@ static enum wlr_edges find_resize_edge(struct sway_container *cont,
return edge;
}
static void handle_mousedown_motion(struct sway_seat *seat,
struct sway_cursor *cursor, uint32_t time_msec) {
struct sway_container *con = seat->op_container;
if (seat_is_input_allowed(seat, con->sway_view->surface)) {
double moved_x = cursor->cursor->x - seat->op_ref_lx;
double moved_y = cursor->cursor->y - seat->op_ref_ly;
double sx = seat->op_ref_con_lx + moved_x;
double sy = seat->op_ref_con_ly + moved_y;
wlr_seat_pointer_notify_motion(seat->wlr_seat, time_msec, sx, sy);
}
}
static void handle_move_motion(struct sway_seat *seat,
struct sway_cursor *cursor) {
struct sway_container *con = seat->op_container;
@ -397,6 +409,9 @@ void cursor_send_pointer_motion(struct sway_cursor *cursor, uint32_t time_msec,
if (seat->operation != OP_NONE) {
switch (seat->operation) {
case OP_MOUSEDOWN:
handle_mousedown_motion(seat, cursor, time_msec);
break;
case OP_MOVE:
handle_move_motion(seat, cursor);
break;
@ -743,6 +758,14 @@ void dispatch_cursor_button(struct sway_cursor *cursor,
}
}
// Handle mousedown on a container surface
if (surface && cont && state == WLR_BUTTON_PRESSED) {
seat_set_focus(seat, cont);
seat_pointer_notify_button(seat, time_msec, button, state);
seat_begin_mousedown(seat, cont, button, sx, sy);
return;
}
// Handle clicking a container surface
if (cont) {
seat_set_focus(seat, cont);

24
sway/input/seat.c
View file

@ -954,6 +954,17 @@ struct seat_config *seat_get_config(struct sway_seat *seat) {
return NULL;
}
void seat_begin_mousedown(struct sway_seat *seat, struct sway_container *con,
uint32_t button, double sx, double sy) {
seat->operation = OP_MOUSEDOWN;
seat->op_container = con;
seat->op_button = button;
seat->op_ref_lx = seat->cursor->cursor->x;
seat->op_ref_ly = seat->cursor->cursor->y;
seat->op_ref_con_lx = sx;
seat->op_ref_con_ly = sy;
}
void seat_begin_move(struct sway_seat *seat, struct sway_container *con,
uint32_t button) {
if (!seat->cursor) {
@ -1007,6 +1018,7 @@ void seat_begin_resize_tiling(struct sway_seat *seat,
}
void seat_end_mouse_operation(struct sway_seat *seat) {
int operation = seat->operation;
if (seat->operation == OP_MOVE) {
// We "move" the container to its own location so it discovers its
// output again.
@ -1015,7 +1027,17 @@ void seat_end_mouse_operation(struct sway_seat *seat) {
}
seat->operation = OP_NONE;
seat->op_container = NULL;
cursor_set_image(seat->cursor, "left_ptr", NULL);
if (operation == OP_MOUSEDOWN) {
// Set the cursor's previous coords to the x/y at the start of the
// operation, so the container change will be detected if using
// focus_follows_mouse and the cursor moved off the original container
// during the operation.
seat->cursor->previous.x = seat->op_ref_lx;
seat->cursor->previous.y = seat->op_ref_ly;
cursor_send_pointer_motion(seat->cursor, 0, true);
} else {
cursor_set_image(seat->cursor, "left_ptr", NULL);
}
}
void seat_pointer_notify_button(struct sway_seat *seat, uint32_t time_msec,