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Implement xdg shell request_move and request_resize events

Browse Source 
Also does a few other related things:

* Now uses enum wlr_edges instead of our own enum resize_edge
* Now uses wlr_xcursor_get_resize_name and removes our own
find_resize_edge_name
* Renames drag to move for consistency
master
Ryan Dwyer 7 years ago
parent 1b3b75a094
commit ff445cc855
5 changed files with 144 additions and 73 deletions
Show Stats Download Patch File Download Diff File

13
include/sway/input/seat.h
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@ -3,6 +3,7 @@
#include <wlr/types/wlr_layer_shell.h>
#include <wlr/types/wlr_seat.h>
#include <wlr/util/edges.h>
#include "sway/input/input-manager.h"
struct sway_seat_device {
@ -34,8 +35,6 @@ struct sway_drag_icon {
struct wl_listener destroy;
};
enum resize_edge;
struct sway_seat {
struct wlr_seat *wlr_seat;
struct sway_cursor *cursor;
@ -57,11 +56,12 @@ struct sway_seat {
// Operations (drag and resize)
enum {
OP_NONE,
OP_DRAG,
OP_MOVE,
OP_RESIZE,
} operation;
struct sway_container *op_container;
enum resize_edge op_resize_edge;
enum wlr_edges op_resize_edge;
uint32_t op_button;
bool op_resize_preserve_ratio;
double op_ref_lx, op_ref_ly; // cursor's x/y at start of op
@ -150,4 +150,9 @@ 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_move(struct sway_seat *seat, struct sway_container *con);
void seat_begin_resize(struct sway_seat *seat, struct sway_container *con,
uint32_t button, enum wlr_edges edge);
#endif

33
sway/desktop/xdg_shell.c
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@ -1,4 +1,9 @@
#define _POSIX_C_SOURCE 199309L
#ifdef __linux__
#include <linux/input-event-codes.h>
#elif __FreeBSD__
#include <dev/evdev/input-event-codes.h>
#endif
#include <stdbool.h>
#include <stdlib.h>
#include <wayland-server.h>
@ -248,6 +253,24 @@ static void handle_request_fullscreen(struct wl_listener *listener, void *data)
transaction_commit_dirty();
}
static void handle_request_move(struct wl_listener *listener, void *data) {
struct sway_xdg_shell_view *xdg_shell_view =
wl_container_of(listener, xdg_shell_view, request_move);
struct sway_view *view = &xdg_shell_view->view;
struct wlr_xdg_toplevel_move_event *e = data;
struct sway_seat *seat = e->seat->seat->data;
seat_begin_move(seat, view->swayc);
}
static void handle_request_resize(struct wl_listener *listener, void *data) {
struct sway_xdg_shell_view *xdg_shell_view =
wl_container_of(listener, xdg_shell_view, request_resize);
struct sway_view *view = &xdg_shell_view->view;
struct wlr_xdg_toplevel_resize_event *e = data;
struct sway_seat *seat = e->seat->seat->data;
seat_begin_resize(seat, view->swayc, BTN_LEFT, e->edges);
}
static void handle_unmap(struct wl_listener *listener, void *data) {
struct sway_xdg_shell_view *xdg_shell_view =
wl_container_of(listener, xdg_shell_view, unmap);
@ -262,6 +285,8 @@ static void handle_unmap(struct wl_listener *listener, void *data) {
wl_list_remove(&xdg_shell_view->commit.link);
wl_list_remove(&xdg_shell_view->new_popup.link);
wl_list_remove(&xdg_shell_view->request_fullscreen.link);
wl_list_remove(&xdg_shell_view->request_move.link);
wl_list_remove(&xdg_shell_view->request_resize.link);
}
static void handle_map(struct wl_listener *listener, void *data) {
@ -299,6 +324,14 @@ static void handle_map(struct wl_listener *listener, void *data) {
xdg_shell_view->request_fullscreen.notify = handle_request_fullscreen;
wl_signal_add(&xdg_surface->toplevel->events.request_fullscreen,
&xdg_shell_view->request_fullscreen);
xdg_shell_view->request_move.notify = handle_request_move;
wl_signal_add(&xdg_surface->toplevel->events.request_move,
&xdg_shell_view->request_move);
xdg_shell_view->request_resize.notify = handle_request_resize;
wl_signal_add(&xdg_surface->toplevel->events.request_resize,
&xdg_shell_view->request_resize);
}
static void handle_destroy(struct wl_listener *listener, void *data) {

33
sway/desktop/xdg_shell_v6.c
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@ -1,4 +1,9 @@
#define _POSIX_C_SOURCE 199309L
#ifdef __linux__
#include <linux/input-event-codes.h>
#elif __FreeBSD__
#include <dev/evdev/input-event-codes.h>
#endif
#include <stdbool.h>
#include <stdlib.h>
#include <wayland-server.h>
@ -243,6 +248,24 @@ static void handle_request_fullscreen(struct wl_listener *listener, void *data)
transaction_commit_dirty();
}
static void handle_request_move(struct wl_listener *listener, void *data) {
struct sway_xdg_shell_v6_view *xdg_shell_v6_view =
wl_container_of(listener, xdg_shell_v6_view, request_move);
struct sway_view *view = &xdg_shell_v6_view->view;
struct wlr_xdg_toplevel_v6_move_event *e = data;
struct sway_seat *seat = e->seat->seat->data;
seat_begin_move(seat, view->swayc);
}
static void handle_request_resize(struct wl_listener *listener, void *data) {
struct sway_xdg_shell_v6_view *xdg_shell_v6_view =
wl_container_of(listener, xdg_shell_v6_view, request_resize);
struct sway_view *view = &xdg_shell_v6_view->view;
struct wlr_xdg_toplevel_v6_resize_event *e = data;
struct sway_seat *seat = e->seat->seat->data;
seat_begin_resize(seat, view->swayc, BTN_LEFT, e->edges);
}
static void handle_unmap(struct wl_listener *listener, void *data) {
struct sway_xdg_shell_v6_view *xdg_shell_v6_view =
wl_container_of(listener, xdg_shell_v6_view, unmap);
@ -257,6 +280,8 @@ static void handle_unmap(struct wl_listener *listener, void *data) {
wl_list_remove(&xdg_shell_v6_view->commit.link);
wl_list_remove(&xdg_shell_v6_view->new_popup.link);
wl_list_remove(&xdg_shell_v6_view->request_fullscreen.link);
wl_list_remove(&xdg_shell_v6_view->request_move.link);
wl_list_remove(&xdg_shell_v6_view->request_resize.link);
}
static void handle_map(struct wl_listener *listener, void *data) {
@ -294,6 +319,14 @@ static void handle_map(struct wl_listener *listener, void *data) {
xdg_shell_v6_view->request_fullscreen.notify = handle_request_fullscreen;
wl_signal_add(&xdg_surface->toplevel->events.request_fullscreen,
&xdg_shell_v6_view->request_fullscreen);
xdg_shell_v6_view->request_move.notify = handle_request_move;
wl_signal_add(&xdg_surface->toplevel->events.request_move,
&xdg_shell_v6_view->request_move);
xdg_shell_v6_view->request_resize.notify = handle_request_resize;
wl_signal_add(&xdg_surface->toplevel->events.request_resize,
&xdg_shell_v6_view->request_resize);
}
static void handle_destroy(struct wl_listener *listener, void *data) {

100
sway/input/cursor.c
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@ -143,33 +143,33 @@ static struct sway_container *container_at_coords(
return output->swayc;
}
static enum resize_edge find_resize_edge(struct sway_container *cont,
static enum wlr_edges find_resize_edge(struct sway_container *cont,
struct sway_cursor *cursor) {
if (cont->type != C_VIEW) {
return RESIZE_EDGE_NONE;
return WLR_EDGE_NONE;
}
struct sway_view *view = cont->sway_view;
if (view->border == B_NONE || !view->border_thickness || view->using_csd) {
return RESIZE_EDGE_NONE;
return WLR_EDGE_NONE;
}
enum resize_edge edge = 0;
enum wlr_edges edge = 0;
if (cursor->cursor->x < cont->x + view->border_thickness) {
edge |= RESIZE_EDGE_LEFT;
edge |= WLR_EDGE_LEFT;
}
if (cursor->cursor->y < cont->y + view->border_thickness) {
edge |= RESIZE_EDGE_TOP;
edge |= WLR_EDGE_TOP;
}
if (cursor->cursor->x >= cont->x + cont->width - view->border_thickness) {
edge |= RESIZE_EDGE_RIGHT;
edge |= WLR_EDGE_RIGHT;
}
if (cursor->cursor->y >= cont->y + cont->height - view->border_thickness) {
edge |= RESIZE_EDGE_BOTTOM;
edge |= WLR_EDGE_BOTTOM;
}
return edge;
}
static void handle_drag_motion(struct sway_seat *seat,
static void handle_move_motion(struct sway_seat *seat,
struct sway_cursor *cursor) {
struct sway_container *con = seat->op_container;
desktop_damage_whole_container(con);
@ -218,22 +218,22 @@ static void calculate_floating_constraints(struct sway_container *con,
static void handle_resize_motion(struct sway_seat *seat,
struct sway_cursor *cursor) {
struct sway_container *con = seat->op_container;
enum resize_edge edge = seat->op_resize_edge;
enum wlr_edges edge = seat->op_resize_edge;
// The amount the mouse has moved since the start of the resize operation
// Positive is down/right
double mouse_move_x = cursor->cursor->x - seat->op_ref_lx;
double mouse_move_y = cursor->cursor->y - seat->op_ref_ly;
if (edge == RESIZE_EDGE_TOP || edge == RESIZE_EDGE_BOTTOM) {
if (edge == WLR_EDGE_TOP || edge == WLR_EDGE_BOTTOM) {
mouse_move_x = 0;
}
if (edge == RESIZE_EDGE_LEFT || edge == RESIZE_EDGE_RIGHT) {
if (edge == WLR_EDGE_LEFT || edge == WLR_EDGE_RIGHT) {
mouse_move_y = 0;
}
double grow_width = edge & RESIZE_EDGE_LEFT ? -mouse_move_x : mouse_move_x;
double grow_height = edge & RESIZE_EDGE_TOP ? -mouse_move_y : mouse_move_y;
double grow_width = edge & WLR_EDGE_LEFT ? -mouse_move_x : mouse_move_x;
double grow_height = edge & WLR_EDGE_TOP ? -mouse_move_y : mouse_move_y;
if (seat->op_resize_preserve_ratio) {
double x_multiplier = grow_width / seat->op_ref_width;
@ -259,16 +259,16 @@ static void handle_resize_motion(struct sway_seat *seat,
// Determine grow x/y values - these are relative to the container's x/y at
// the start of the resize operation.
double grow_x = 0, grow_y = 0;
if (edge & RESIZE_EDGE_LEFT) {
if (edge & WLR_EDGE_LEFT) {
grow_x = -grow_width;
} else if (edge & RESIZE_EDGE_RIGHT) {
} else if (edge & WLR_EDGE_RIGHT) {
grow_x = 0;
} else {
grow_x = -grow_width / 2;
}
if (edge & RESIZE_EDGE_TOP) {
if (edge & WLR_EDGE_TOP) {
grow_y = -grow_height;
} else if (edge & RESIZE_EDGE_BOTTOM) {
} else if (edge & WLR_EDGE_BOTTOM) {
grow_y = 0;
} else {
grow_y = -grow_height / 2;
@ -299,31 +299,6 @@ static void handle_resize_motion(struct sway_seat *seat,
transaction_commit_dirty();
}
static const char *edge_to_image_name(enum resize_edge edge) {
switch (edge) {
case RESIZE_EDGE_NONE:
return "left_ptr";
case RESIZE_EDGE_TOP:
return "top_side";
case RESIZE_EDGE_RIGHT:
return "right_side";
case RESIZE_EDGE_BOTTOM:
return "bottom_side";
case RESIZE_EDGE_LEFT:
return "left_side";
}
if (edge == (RESIZE_EDGE_TOP | RESIZE_EDGE_LEFT)) {
return "top_left_corner";
} else if (edge == (RESIZE_EDGE_TOP | RESIZE_EDGE_RIGHT)) {
return "top_right_corner";
} else if (edge == (RESIZE_EDGE_BOTTOM | RESIZE_EDGE_LEFT)) {
return "bottom_left_corner";
} else if (edge == (RESIZE_EDGE_BOTTOM | RESIZE_EDGE_RIGHT)) {
return "bottom_right_corner";
}
return "left_ptr";
}
void cursor_send_pointer_motion(struct sway_cursor *cursor, uint32_t time_msec,
bool allow_refocusing) {
if (time_msec == 0) {
@ -333,8 +308,8 @@ void cursor_send_pointer_motion(struct sway_cursor *cursor, uint32_t time_msec,
struct sway_seat *seat = cursor->seat;
if (seat->operation != OP_NONE) {
if (seat->operation == OP_DRAG) {
handle_drag_motion(seat, cursor);
if (seat->operation == OP_MOVE) {
handle_move_motion(seat, cursor);
} else {
handle_resize_motion(seat, cursor);
}
@ -402,8 +377,9 @@ void cursor_send_pointer_motion(struct sway_cursor *cursor, uint32_t time_msec,
}
} else if (c && container_is_floating(c)) {
// Try a floating container's resize edge
enum resize_edge edge = find_resize_edge(c, cursor);
const char *image = edge_to_image_name(edge);
enum wlr_edges edge = find_resize_edge(c, cursor);
const char *image = edge == WLR_EDGE_NONE ?
"left_ptr" : wlr_xcursor_get_resize_name(edge);
wlr_xcursor_manager_set_cursor_image(cursor->xcursor_manager, image,
cursor->cursor);
cursor->image_client = NULL;
@ -452,7 +428,7 @@ static void handle_cursor_motion_absolute(
}
static void handle_end_operation(struct sway_seat *seat) {
if (seat->operation == OP_DRAG) {
if (seat->operation == OP_MOVE) {
// We "move" the container to its own location so it discovers its
// output again.
struct sway_container *con = seat->op_container;
@ -472,7 +448,7 @@ static void dispatch_cursor_button_floating(struct sway_cursor *cursor,
struct sway_container *cont) {
struct sway_seat *seat = cursor->seat;
// Deny dragging or resizing a fullscreen view
// Deny moving or resizing a fullscreen view
if (cont->type == C_VIEW && cont->sway_view->is_fullscreen) {
wlr_seat_pointer_notify_button(seat->wlr_seat, time_msec, button, state);
return;
@ -481,36 +457,22 @@ static void dispatch_cursor_button_floating(struct sway_cursor *cursor,
struct wlr_keyboard *keyboard = wlr_seat_get_keyboard(seat->wlr_seat);
bool mod_pressed = keyboard &&
(wlr_keyboard_get_modifiers(keyboard) & config->floating_mod);
enum resize_edge edge = find_resize_edge(cont, cursor);
bool over_title = edge == RESIZE_EDGE_NONE && !surface;
enum wlr_edges edge = find_resize_edge(cont, cursor);
bool over_title = edge == WLR_EDGE_NONE && !surface;
// Check for beginning drag
// Check for beginning move
if (button == BTN_LEFT && state == WLR_BUTTON_PRESSED &&
(mod_pressed || over_title)) {
seat->operation = OP_DRAG;
seat->op_container = cont;
seat->op_button = button;
seat_begin_move(seat, cont);
return;
}
// Check for beginning resize
bool resizing_via_border = button == BTN_LEFT && edge != RESIZE_EDGE_NONE;
bool resizing_via_border = button == BTN_LEFT && edge != WLR_EDGE_NONE;
bool resizing_via_mod = button == BTN_RIGHT && mod_pressed;
if ((resizing_via_border || resizing_via_mod) &&
state == WLR_BUTTON_PRESSED) {
seat->operation = OP_RESIZE;
seat->op_container = cont;
seat->op_resize_preserve_ratio = keyboard &&
(wlr_keyboard_get_modifiers(keyboard) & WLR_MODIFIER_SHIFT);
seat->op_resize_edge = resizing_via_mod ?
RESIZE_EDGE_BOTTOM | RESIZE_EDGE_RIGHT : edge;
seat->op_button = button;
seat->op_ref_lx = cursor->cursor->x;
seat->op_ref_ly = cursor->cursor->y;
seat->op_ref_con_lx = cont->x;
seat->op_ref_con_ly = cont->y;
seat->op_ref_width = cont->width;
seat->op_ref_height = cont->height;
seat_begin_resize(seat, cont, button, edge);
return;
}

38
sway/input/seat.c
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@ -1,6 +1,11 @@
#define _XOPEN_SOURCE 700
#define _POSIX_C_SOURCE 199309L
#include <assert.h>
#ifdef __linux__
#include <linux/input-event-codes.h>
#elif __FreeBSD__
#include <dev/evdev/input-event-codes.h>
#endif
#include <strings.h>
#include <time.h>
#include <wlr/types/wlr_cursor.h>
@ -348,6 +353,7 @@ struct sway_seat *seat_create(struct sway_input_manager *input,
free(seat);
return NULL;
}
seat->wlr_seat->data = seat;
seat->cursor = sway_cursor_create(seat);
if (!seat->cursor) {
@ -894,3 +900,35 @@ struct seat_config *seat_get_config(struct sway_seat *seat) {
return NULL;
}
void seat_begin_move(struct sway_seat *seat, struct sway_container *con) {
if (!seat->cursor) {
wlr_log(WLR_DEBUG, "Ignoring move request due to no cursor device");
return;
}
seat->operation = OP_MOVE;
seat->op_container = con;
seat->op_button = BTN_LEFT;
}
void seat_begin_resize(struct sway_seat *seat, struct sway_container *con,
uint32_t button, enum wlr_edges edge) {
if (!seat->cursor) {
wlr_log(WLR_DEBUG, "Ignoring resize request due to no cursor device");
return;
}
struct wlr_keyboard *keyboard = wlr_seat_get_keyboard(seat->wlr_seat);
seat->operation = OP_RESIZE;
seat->op_container = con;
seat->op_resize_preserve_ratio = keyboard &&
(wlr_keyboard_get_modifiers(keyboard) & WLR_MODIFIER_SHIFT);
seat->op_resize_edge = edge == WLR_EDGE_NONE ?
RESIZE_EDGE_BOTTOM | RESIZE_EDGE_RIGHT : edge;
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 = con->x;
seat->op_ref_con_ly = con->y;
seat->op_ref_width = con->width;
seat->op_ref_height = con->height;
}

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