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data-device: wlr-drag-icon

This commit is contained in:
Tony Crisci 2017-11-19 09:33:55 -05:00
parent fa36ac90f7
commit 3b74db467b
8 changed files with 107 additions and 112 deletions
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16
include/rootston/seat.h
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@ -4,27 +4,11 @@
#include "rootston/input.h"
#include "rootston/keyboard.h"
struct roots_drag_icon {
struct wlr_surface *surface;
struct wl_list link; // roots_seat::drag_icons
bool mapped;
bool is_pointer;
int32_t touch_id;
int32_t sx;
int32_t sy;
struct wl_listener surface_destroy;
struct wl_listener surface_commit;
};
struct roots_seat {
struct roots_input *input;
struct wlr_seat *seat;
struct roots_cursor *cursor;
struct wl_list link;
struct wl_list drag_icons;
// coordinates of the first touch point if it exists
int32_t touch_id;

25
include/wlr/types/wlr_data_device.h
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@ -53,6 +53,27 @@ struct wlr_data_source {
} events;
};
struct wlr_drag_icon {
struct wlr_surface *surface;
struct wlr_seat_client *client;
struct wl_list link; // wlr_seat::drag_icons
bool mapped;
bool is_pointer;
int32_t touch_id;
int32_t sx;
int32_t sy;
struct {
struct wl_signal destroy;
} events;
struct wl_listener surface_destroy;
struct wl_listener surface_commit;
struct wl_listener seat_client_unbound;
};
struct wlr_drag {
struct wlr_seat_pointer_grab pointer_grab;
struct wlr_seat_keyboard_grab keyboard_grab;
@ -64,7 +85,7 @@ struct wlr_drag {
bool is_pointer_grab;
struct wlr_surface *icon;
struct wlr_drag_icon *icon;
struct wlr_surface *focus;
struct wlr_data_source *source;
@ -72,9 +93,9 @@ struct wlr_drag {
int32_t grab_touch_id;
struct wl_listener point_destroy;
struct wl_listener icon_destroy;
struct wl_listener source_destroy;
struct wl_listener seat_client_unbound;
struct wl_listener icon_destroy;
};
/**

2
include/wlr/types/wlr_seat.h
View File

@ -165,6 +165,8 @@ struct wlr_seat {
struct wl_global *wl_global;
struct wl_display *display;
struct wl_list clients;
struct wl_list drag_icons; // wlr_drag_icon::link
char *name;
uint32_t capabilities;
struct timespec last_event;

86
rootston/cursor.c
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@ -355,104 +355,18 @@ void roots_cursor_handle_request_set_cursor(struct roots_cursor *cursor,
cursor->cursor_client = event->seat_client->client;
}
static void handle_drag_icon_commit(struct wl_listener *listener, void *data) {
struct roots_drag_icon *drag_icon =
wl_container_of(listener, drag_icon, surface_commit);
drag_icon->sx += drag_icon->surface->current->sx;
drag_icon->sy += drag_icon->surface->current->sy;
}
static void handle_drag_icon_destroy(struct wl_listener *listener, void *data) {
struct roots_drag_icon *drag_icon =
wl_container_of(listener, drag_icon, surface_destroy);
wl_list_remove(&drag_icon->link);
wl_list_remove(&drag_icon->surface_destroy.link);
wl_list_remove(&drag_icon->surface_commit.link);
free(drag_icon);
}
static struct roots_drag_icon *seat_add_drag_icon(struct roots_seat *seat,
struct wlr_surface *icon_surface) {
if (!icon_surface) {
return NULL;
}
struct roots_drag_icon *iter_icon;
wl_list_for_each(iter_icon, &seat->drag_icons, link) {
if (iter_icon->surface == icon_surface) {
// already in the list
return iter_icon;
}
}
struct roots_drag_icon *drag_icon =
calloc(1, sizeof(struct roots_drag_icon));
drag_icon->mapped = true;
drag_icon->surface = icon_surface;
wl_list_insert(&seat->drag_icons, &drag_icon->link);
wl_signal_add(&icon_surface->events.destroy,
&drag_icon->surface_destroy);
drag_icon->surface_destroy.notify = handle_drag_icon_destroy;
wl_signal_add(&icon_surface->events.commit,
&drag_icon->surface_commit);
drag_icon->surface_commit.notify = handle_drag_icon_commit;
return drag_icon;
}
static void seat_unmap_drag_icon(struct roots_seat *seat,
struct wlr_surface *icon_surface) {
if (!icon_surface) {
return;
}
struct roots_drag_icon *icon;
wl_list_for_each(icon, &seat->drag_icons, link) {
if (icon->surface == icon_surface) {
icon->mapped = false;
}
}
}
void roots_cursor_handle_pointer_grab_begin(struct roots_cursor *cursor,
struct wlr_seat_pointer_grab *grab) {
if (grab->interface == &wlr_data_device_pointer_drag_interface) {
struct wlr_drag *drag = grab->data;
struct roots_drag_icon *icon =
seat_add_drag_icon(cursor->seat, drag->icon);
if (icon) {
icon->is_pointer = true;
}
}
}
void roots_cursor_handle_pointer_grab_end(struct roots_cursor *cursor,
struct wlr_seat_pointer_grab *grab) {
if (grab->interface == &wlr_data_device_pointer_drag_interface) {
struct wlr_drag *drag = grab->data;
seat_unmap_drag_icon(cursor->seat, drag->icon);
}
}
void roots_cursor_handle_touch_grab_begin(struct roots_cursor *cursor,
struct wlr_seat_touch_grab *grab) {
if (grab->interface == &wlr_data_device_touch_drag_interface) {
struct wlr_drag *drag = grab->data;
struct roots_drag_icon *icon =
seat_add_drag_icon(cursor->seat, drag->icon);
if (icon) {
icon->is_pointer = false;
icon->touch_id = drag->grab_touch_id;
}
}
}
void roots_cursor_handle_touch_grab_end(struct roots_cursor *cursor,
struct wlr_seat_touch_grab *grab) {
if (grab->interface == &wlr_data_device_touch_drag_interface) {
struct wlr_drag *drag = grab->data;
seat_unmap_drag_icon(cursor->seat, drag->icon);
}
}

4
rootston/output.c
View File

@ -191,10 +191,10 @@ static void output_frame_notify(struct wl_listener *listener, void *data) {
render_view(view, desktop, wlr_output, &now);
}
struct roots_drag_icon *drag_icon = NULL;
struct wlr_drag_icon *drag_icon = NULL;
struct roots_seat *seat = NULL;
wl_list_for_each(seat, &server->input->seats, link) {
wl_list_for_each(drag_icon, &seat->drag_icons, link) {
wl_list_for_each(drag_icon, &seat->seat->drag_icons, link) {
if (!drag_icon->mapped) {
continue;
}

1
rootston/seat.c
View File

@ -277,7 +277,6 @@ struct roots_seat *roots_seat_create(struct roots_input *input, char *name) {
wl_list_init(&seat->pointers);
wl_list_init(&seat->touch);
wl_list_init(&seat->tablet_tools);
wl_list_init(&seat->drag_icons);
seat->input = input;

84
types/wlr_data_device.c
View File

@ -452,6 +452,7 @@ static void wlr_drag_end(struct wlr_drag *drag) {
wlr_drag_set_focus(drag, NULL, 0, 0);
if (drag->icon) {
drag->icon->mapped = false;
wl_list_remove(&drag->icon_destroy.link);
}
@ -614,8 +615,74 @@ static void drag_handle_drag_source_destroy(struct wl_listener *listener,
wlr_drag_end(drag);
}
static void wlr_drag_icon_destroy(struct wlr_drag_icon *icon) {
if (!icon) {
return;
}
wl_signal_emit(&icon->events.destroy, icon);
wl_list_remove(&icon->surface_commit.link);
wl_list_remove(&icon->surface_destroy.link);
wl_list_remove(&icon->seat_client_unbound.link);
wl_list_remove(&icon->link);
free(icon);
}
static void handle_drag_icon_surface_destroy(struct wl_listener *listener,
void *data) {
struct wlr_drag_icon *icon =
wl_container_of(listener, icon, surface_destroy);
wlr_drag_icon_destroy(icon);
}
static void handle_drag_icon_surface_commit(struct wl_listener *listener,
void *data) {
struct wlr_drag_icon *icon =
wl_container_of(listener, icon, surface_commit);
icon->sx += icon->surface->current->sx;
icon->sy += icon->surface->current->sy;
}
static void handle_drag_icon_seat_client_unbound(struct wl_listener *listener,
void *data) {
struct wlr_drag_icon *icon =
wl_container_of(listener, icon, seat_client_unbound);
struct wlr_seat_client *client = data;
if (client == icon->client) {
wlr_drag_icon_destroy(icon);
}
}
static struct wlr_drag_icon *wlr_drag_icon_create(
struct wlr_surface *icon_surface, struct wlr_seat_client *client,
bool is_pointer, int32_t touch_id) {
struct wlr_drag_icon *icon = calloc(1, sizeof(struct wlr_drag_icon));
if (!icon) {
return NULL;
}
icon->surface = icon_surface;
icon->client = client;
icon->is_pointer = is_pointer;
icon->touch_id = touch_id;
wl_list_insert(&client->seat->drag_icons, &icon->link);
wl_signal_init(&icon->events.destroy);
wl_signal_add(&icon->surface->events.destroy, &icon->surface_destroy);
icon->surface_destroy.notify = handle_drag_icon_surface_destroy;
wl_signal_add(&icon->surface->events.commit, &icon->surface_commit);
icon->surface_commit.notify = handle_drag_icon_surface_commit;
wl_signal_add(&client->seat->events.client_unbound, &icon->seat_client_unbound);
icon->seat_client_unbound.notify = handle_drag_icon_seat_client_unbound;
return icon;
}
static bool seat_client_start_drag(struct wlr_seat_client *client,
struct wlr_data_source *source, struct wlr_surface *icon,
struct wlr_data_source *source, struct wlr_surface *icon_surface,
struct wlr_surface *origin, uint32_t serial) {
struct wlr_drag *drag = calloc(1, sizeof(struct wlr_drag));
if (drag == NULL) {
@ -649,11 +716,20 @@ static bool seat_client_start_drag(struct wlr_seat_client *client,
return true;
}
if (icon) {
if (icon_surface) {
int32_t touch_id = (point ? point->touch_id : 0);
struct wlr_drag_icon *icon =
wlr_drag_icon_create(icon_surface, client, drag->is_pointer_grab,
touch_id);
if (!icon) {
free(drag);
return false;
}
drag->icon = icon;
drag->icon_destroy.notify = drag_handle_icon_destroy;
wl_signal_add(&icon->events.destroy, &drag->icon_destroy);
drag->icon = icon;
}
if (source) {
@ -712,8 +788,6 @@ static void data_device_start_drag(struct wl_client *client,
}
}
// TODO touch grab
if (!seat_client_start_drag(seat_client, source, icon, origin, serial)) {
wl_resource_post_no_memory(device_resource);
return;

1
types/wlr_seat.c
View File

@ -404,6 +404,7 @@ struct wlr_seat *wlr_seat_create(struct wl_display *display, const char *name) {
wlr_seat->display = display;
wlr_seat->name = strdup(name);
wl_list_init(&wlr_seat->clients);
wl_list_init(&wlr_seat->drag_icons);
wl_signal_init(&wlr_seat->events.client_bound);
wl_signal_init(&wlr_seat->events.client_unbound);