First attempt at selection support
diff --git a/compositor/shell.c b/compositor/shell.c
index a0331e2..d50a3d6 100644
--- a/compositor/shell.c
+++ b/compositor/shell.c
@@ -207,11 +207,6 @@
}
static void
-wl_drag_set_pointer_focus(struct wl_drag *drag,
- struct wl_surface *surface, uint32_t time,
- int32_t x, int32_t y, int32_t sx, int32_t sy);
-
-static void
destroy_drag(struct wl_resource *resource, struct wl_client *client)
{
struct wl_drag *drag =
@@ -458,10 +453,176 @@
wl_client_add_resource(client, &drag->resource);
}
+void
+wlsc_selection_set_focus(struct wl_selection *selection,
+ struct wl_surface *surface, uint32_t time)
+{
+ char **p, **end;
+
+ if (selection->selection_focus == surface)
+ return;
+
+ if (selection->selection_focus != NULL)
+ wl_client_post_event(selection->selection_focus->client,
+ &selection->selection_offer.object,
+ WL_SELECTION_OFFER_KEYBOARD_FOCUS,
+ NULL);
+
+ if (surface) {
+ wl_client_post_global(surface->client,
+ &selection->selection_offer.object);
+
+ end = selection->types.data + selection->types.size;
+ for (p = selection->types.data; p < end; p++)
+ wl_client_post_event(surface->client,
+ &selection->selection_offer.object,
+ WL_SELECTION_OFFER_OFFER, *p);
+
+ wl_list_remove(&selection->selection_focus_listener.link);
+ wl_list_insert(surface->destroy_listener_list.prev,
+ &selection->selection_focus_listener.link);
+
+ wl_client_post_event(surface->client,
+ &selection->selection_offer.object,
+ WL_SELECTION_OFFER_KEYBOARD_FOCUS,
+ selection->input_device);
+ }
+
+ selection->selection_focus = surface;
+
+ wl_list_remove(&selection->selection_focus_listener.link);
+ if (surface)
+ wl_list_insert(surface->destroy_listener_list.prev,
+ &selection->selection_focus_listener.link);
+}
+
+static void
+selection_offer_receive(struct wl_client *client,
+ struct wl_selection_offer *offer,
+ const char *mime_type, int fd)
+{
+ struct wl_selection *selection =
+ container_of(offer, struct wl_selection, selection_offer);
+
+ wl_client_post_event(selection->client,
+ &selection->resource.object,
+ WL_SELECTION_SEND, mime_type, fd);
+ close(fd);
+}
+
+static const struct wl_selection_offer_interface selection_offer_interface = {
+ selection_offer_receive
+};
+
+static void
+selection_offer(struct wl_client *client,
+ struct wl_selection *selection, const char *type)
+{
+ char **p;
+
+ p = wl_array_add(&selection->types, sizeof *p);
+ if (p)
+ *p = strdup(type);
+ if (!p || !*p)
+ wl_client_post_no_memory(client);
+}
+
+static void
+selection_activate(struct wl_client *client,
+ struct wl_selection *selection,
+ struct wl_input_device *device, uint32_t time)
+{
+ struct wlsc_input_device *wd = (struct wlsc_input_device *) device;
+ struct wl_display *display = wl_client_get_display (client);
+
+ selection->input_device = device;
+
+ selection->selection_offer.object.interface =
+ &wl_selection_offer_interface;
+ selection->selection_offer.object.implementation =
+ (void (**)(void)) &selection_offer_interface;
+
+ wl_display_add_object(display, &selection->selection_offer.object);
+
+ if (wd->selection) {
+ wl_client_post_event(wd->selection->client,
+ &wd->selection->resource.object,
+ WL_SELECTION_CANCELLED);
+ }
+ wd->selection = selection;
+
+ wlsc_selection_set_focus(selection, device->keyboard_focus, time);
+}
+
+static void
+selection_destroy(struct wl_client *client, struct wl_selection *selection)
+{
+ wl_resource_destroy(&selection->resource, client);
+}
+
+static const struct wl_selection_interface selection_interface = {
+ selection_offer,
+ selection_activate,
+ selection_destroy
+};
+
+static void
+destroy_selection(struct wl_resource *resource, struct wl_client *client)
+{
+ struct wl_selection *selection =
+ container_of(resource, struct wl_selection, resource);
+ struct wlsc_input_device *wd =
+ (struct wlsc_input_device *) selection->input_device;
+
+ if (wd && wd->selection == selection) {
+ wd->selection = NULL;
+ wlsc_selection_set_focus(selection, NULL, get_time());
+ }
+
+ wl_list_remove(&selection->selection_focus_listener.link);
+ free(selection);
+}
+
+static void
+selection_handle_surface_destroy(struct wl_listener *listener,
+ struct wl_surface *surface, uint32_t time)
+{
+}
+
+static void
+shell_create_selection(struct wl_client *client,
+ struct wl_shell *shell, uint32_t id)
+{
+ struct wl_selection *selection;
+
+ selection = malloc(sizeof *selection);
+ if (selection == NULL) {
+ wl_client_post_no_memory(client);
+ return;
+ }
+
+ memset(selection, 0, sizeof *selection);
+ selection->resource.object.id = id;
+ selection->resource.object.interface = &wl_selection_interface;
+ selection->resource.object.implementation =
+ (void (**)(void)) &selection_interface;
+
+ selection->client = client;
+ selection->resource.destroy = destroy_selection;
+ selection->selection_focus = NULL;
+
+ selection->selection_focus_listener.func =
+ selection_handle_surface_destroy;
+ wl_list_init(&selection->selection_focus_listener.link);
+
+ wl_client_add_resource(client, &selection->resource);
+}
+
const static struct wl_shell_interface shell_interface = {
shell_move,
shell_resize,
- shell_create_drag
+ shell_create_drag,
+ shell_create_selection
};
int