xwayland: send DND_POSITION

This commit is contained in:
emersion 2018-03-28 14:16:14 -04:00
parent 0d7a81ccdf
commit 73394deb76
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GPG Key ID: 0FDE7BE0E88F5E48
4 changed files with 93 additions and 17 deletions

View File

@ -107,10 +107,17 @@ struct wlr_drag {
struct {
struct wl_signal focus;
struct wl_signal motion;
struct wl_signal destroy;
} events;
};
struct wlr_drag_motion_event {
struct wlr_drag *drag;
uint32_t time;
double sx, sy;
};
/**
* Create a wl data device manager global for this display.
*/

View File

@ -122,6 +122,9 @@ struct wlr_xwm {
struct wl_list surfaces; // wlr_xwayland_surface::link
struct wl_list unpaired_surfaces; // wlr_xwayland_surface::unpaired_link
struct wlr_drag *drag;
struct wlr_xwayland_surface *drag_focus;
const xcb_query_extension_reply_t *xfixes;
#ifdef WLR_HAS_XCB_ERRORS
xcb_errors_context_t *errors_context;
@ -133,6 +136,7 @@ struct wlr_xwm {
struct wl_listener seat_primary_selection;
struct wl_listener seat_start_drag;
struct wl_listener seat_drag_focus;
struct wl_listener seat_drag_motion;
struct wl_listener seat_drag_destroy;
};

View File

@ -495,9 +495,6 @@ static void wlr_drag_end(struct wlr_drag *drag) {
}
}
const struct
wlr_pointer_grab_interface wlr_data_device_pointer_drag_interface;
static void pointer_drag_enter(struct wlr_seat_pointer_grab *grab,
struct wlr_surface *surface, double sx, double sy) {
struct wlr_drag *drag = grab->data;
@ -507,12 +504,20 @@ static void pointer_drag_enter(struct wlr_seat_pointer_grab *grab,
static void pointer_drag_motion(struct wlr_seat_pointer_grab *grab,
uint32_t time, double sx, double sy) {
struct wlr_drag *drag = grab->data;
if (drag->focus != NULL&& drag->focus_client != NULL) {
if (drag->focus != NULL && drag->focus_client != NULL) {
struct wl_resource *resource;
wl_resource_for_each(resource, &drag->focus_client->data_devices) {
wl_data_device_send_motion(resource, time, wl_fixed_from_double(sx),
wl_fixed_from_double(sy));
}
struct wlr_drag_motion_event event = {
.drag = drag,
.time = time,
.sx = sx,
.sy = sy,
};
wlr_signal_emit_safe(&drag->events.motion, &event);
}
}
@ -739,6 +744,7 @@ static bool seat_client_start_drag(struct wlr_seat_client *client,
}
wl_signal_init(&drag->events.focus);
wl_signal_init(&drag->events.motion);
wl_signal_init(&drag->events.destroy);
struct wlr_seat *seat = client->seat;

View File

@ -12,7 +12,7 @@
static const size_t incr_chunk_size = 64 * 1024;
/*static xcb_atom_t data_device_manager_dnd_action_to_atom(
static xcb_atom_t data_device_manager_dnd_action_to_atom(
struct wlr_xwm *xwm, enum wl_data_device_manager_dnd_action action) {
if (action & WL_DATA_DEVICE_MANAGER_DND_ACTION_COPY) {
return xwm->atoms[DND_ACTION_COPY];
@ -24,7 +24,7 @@ static const size_t incr_chunk_size = 64 * 1024;
return XCB_ATOM_NONE;
}
static enum wl_data_device_manager_dnd_action
/*static enum wl_data_device_manager_dnd_action
data_device_manager_dnd_action_from_atom(struct wlr_xwm *xwm,
enum atom_name atom) {
if (atom == xwm->atoms[DND_ACTION_COPY] ||
@ -183,7 +183,8 @@ error_out:
static void xwm_selection_source_send(struct wlr_xwm_selection *selection,
const char *mime_type, int32_t fd) {
if (selection == &selection->xwm->clipboard_selection) {
if (selection == &selection->xwm->clipboard_selection ||
selection == &selection->xwm->dnd_selection) {
struct wlr_data_source *source =
selection->xwm->seat->selection_data_source;
if (source != NULL) {
@ -260,8 +261,9 @@ static xcb_atom_t xwm_get_mime_type_atom(struct wlr_xwm *xwm, char *mime_type) {
return atom;
}
static void xwm_dnd_send_enter(struct wlr_xwm *xwm, struct wlr_drag *drag,
struct wlr_xwayland_surface *dest) {
static void xwm_dnd_send_enter(struct wlr_xwm *xwm) {
struct wlr_drag *drag = xwm->drag;
struct wlr_xwayland_surface *dest = xwm->drag_focus;
struct wl_array *mime_types = &drag->source->mime_types;
xcb_client_message_data_t data = { 0 };
@ -316,9 +318,38 @@ static void xwm_dnd_send_enter(struct wlr_xwm *xwm, struct wlr_drag *drag,
(const char *)&event);
}
static void xwm_dnd_send_position(struct wlr_xwm *xwm, uint32_t time, int16_t x,
int16_t y) {
struct wlr_drag *drag = xwm->drag;
struct wlr_xwayland_surface *dest = xwm->drag_focus;
xcb_client_message_data_t data = { 0 };
data.data32[0] = xwm->dnd_selection.window;
data.data32[2] = (x << 16) | y;
data.data32[3] = time;
data.data32[4] =
data_device_manager_dnd_action_to_atom(xwm, drag->source->actions);
xcb_client_message_event_t event = {
.response_type = XCB_CLIENT_MESSAGE,
.format = 32,
.sequence = 0,
.window = dest->window_id,
.type = xwm->atoms[DND_POSITION],
.data = data,
};
xcb_send_event(xwm->xcb_conn,
0, // propagate
dest->window_id,
XCB_EVENT_MASK_NO_EVENT,
(const char *)&event);
}
static struct wl_array *xwm_selection_source_get_mime_types(
struct wlr_xwm_selection *selection) {
if (selection == &selection->xwm->clipboard_selection) {
if (selection == &selection->xwm->clipboard_selection ||
selection == &selection->xwm->dnd_selection) {
struct wlr_data_source *source =
selection->xwm->seat->selection_data_source;
if (source != NULL) {
@ -414,7 +445,7 @@ static void xwm_handle_selection_request(struct wlr_xwm *xwm,
selection->flush_property_on_delete = 0;
// No xwayland surface focused, deny access to clipboard
if (xwm->focus_surface == NULL) {
if (xwm->focus_surface == NULL && xwm->drag_focus == NULL) {
wlr_log(L_DEBUG, "denying read access to clipboard: "
"no xwayland surface focused");
xwm_selection_send_notify(selection, XCB_ATOM_NONE);
@ -714,7 +745,8 @@ static void xwm_selection_get_targets(struct wlr_xwm_selection *selection) {
// set the wayland selection to the X11 selection
struct wlr_xwm *xwm = selection->xwm;
if (selection == &xwm->clipboard_selection) {
if (selection == &xwm->clipboard_selection ||
selection == &xwm->dnd_selection) {
struct x11_data_source *source =
calloc(1, sizeof(struct x11_data_source));
if (source == NULL) {
@ -725,6 +757,8 @@ static void xwm_selection_get_targets(struct wlr_xwm_selection *selection) {
source->base.send = data_source_send;
source->base.cancel = data_source_cancel;
// TODO: DND
source->selection = selection;
wl_array_init(&source->mime_types_atoms);
@ -816,6 +850,11 @@ static int xwm_handle_xfixes_selection_notify(struct wlr_xwm *xwm,
} else if (selection == &xwm->primary_selection) {
wlr_seat_set_primary_selection(xwm->seat, NULL,
wl_display_next_serial(xwm->xwayland->wl_display));
} else if (selection == &xwm->dnd_selection) {
// TODO: DND
} else {
wlr_log(L_DEBUG, "X11 selection has been cleared, but cannot "
"clear Wayland selection");
}
}
@ -1009,7 +1048,21 @@ static void seat_handle_drag_focus(struct wl_listener *listener, void *data) {
return;
}
xwm_dnd_send_enter(xwm, drag, surface);
xwm->drag_focus = surface;
xwm_dnd_send_enter(xwm);
}
static void seat_handle_drag_motion(struct wl_listener *listener, void *data) {
struct wlr_xwm *xwm = wl_container_of(listener, xwm, seat_drag_motion);
struct wlr_drag_motion_event *event = data;
struct wlr_xwayland_surface *surface = xwm->drag_focus;
if (surface == NULL) {
return; // No xwayland surface focused
}
xwm_dnd_send_position(xwm, event->time, surface->x + (int16_t)event->sx,
surface->y + (int16_t)event->sy);
}
static void seat_handle_drag_destroy(struct wl_listener *listener, void *data) {
@ -1017,6 +1070,7 @@ static void seat_handle_drag_destroy(struct wl_listener *listener, void *data) {
wl_list_remove(&xwm->seat_drag_focus.link);
wl_list_remove(&xwm->seat_drag_destroy.link);
xwm->drag = NULL;
}
static void seat_handle_start_drag(struct wl_listener *listener, void *data) {
@ -1024,11 +1078,16 @@ static void seat_handle_start_drag(struct wl_listener *listener, void *data) {
struct wlr_xwm *xwm = wl_container_of(listener, xwm, seat_start_drag);
xwm_selection_set_owner(&xwm->dnd_selection, drag != NULL);
xwm->drag = drag;
if (drag != NULL) {
wl_signal_add(&drag->events.focus, &xwm->seat_drag_focus);
xwm->seat_drag_focus.notify = seat_handle_drag_focus;
wl_signal_add(&drag->events.motion, &xwm->seat_drag_motion);
xwm->seat_drag_motion.notify = seat_handle_drag_motion;
wl_signal_add(&drag->events.destroy, &xwm->seat_drag_destroy);
xwm->seat_drag_destroy.notify = seat_handle_drag_destroy;
}
}
void xwm_set_seat(struct wlr_xwm *xwm, struct wlr_seat *seat) {