754 lines
21 KiB
C
754 lines
21 KiB
C
#define E_COMP_WL
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#include "e.h"
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static struct wl_resource *
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_e_comp_wl_data_find_for_client(Eina_List *list, struct wl_client *client)
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{
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Eina_List *l;
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struct wl_resource *res;
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EINA_LIST_FOREACH(list, l, res)
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{
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if (wl_resource_get_client(res) == client)
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return res;
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}
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return NULL;
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}
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static void
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_e_comp_wl_data_offer_cb_accept(struct wl_client *client EINA_UNUSED, struct wl_resource *resource, uint32_t serial, const char *mime_type)
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{
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E_Comp_Wl_Data_Offer *offer;
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DBG("Data Offer Accept");
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if (!(offer = wl_resource_get_user_data(resource)))
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return;
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if (offer->source)
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offer->source->target(offer->source, serial, mime_type);
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}
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static void
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_e_comp_wl_data_offer_cb_receive(struct wl_client *client EINA_UNUSED, struct wl_resource *resource, const char *mime_type, int32_t fd)
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{
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E_Comp_Wl_Data_Offer *offer;
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DBG("Data Offer Receive");
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if (!(offer = wl_resource_get_user_data(resource)))
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return;
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if (offer->source)
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offer->source->send(offer->source, mime_type, fd);
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else
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close(fd);
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}
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/* called by wl_data_offer_destroy */
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static void
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_e_comp_wl_data_offer_cb_destroy(struct wl_client *client EINA_UNUSED, struct wl_resource *resource)
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{
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DBG("Data Offer Destroy");
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wl_resource_destroy(resource);
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}
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/* called by wl_resource_destroy */
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static void
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_e_comp_wl_data_offer_cb_resource_destroy(struct wl_resource *resource)
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{
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E_Comp_Wl_Data_Offer *offer;
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if (!(offer = wl_resource_get_user_data(resource)))
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return;
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if (offer->source)
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wl_list_remove(&offer->source_destroy_listener.link);
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free(offer);
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}
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/* called by emission of source->destroy_signal */
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static void
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_e_comp_wl_data_offer_cb_source_destroy(struct wl_listener *listener, void *data EINA_UNUSED)
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{
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E_Comp_Wl_Data_Offer *offer;
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DBG("Data Offer Source Destroy");
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offer = container_of(listener, E_Comp_Wl_Data_Offer,
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source_destroy_listener);
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if (!offer) return;
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offer->source = NULL;
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}
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static const struct wl_data_offer_interface _e_data_offer_interface =
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{
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_e_comp_wl_data_offer_cb_accept,
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_e_comp_wl_data_offer_cb_receive,
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_e_comp_wl_data_offer_cb_destroy,
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};
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static void
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_e_comp_wl_data_source_cb_offer(struct wl_client *client EINA_UNUSED, struct wl_resource *resource, const char *mime_type)
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{
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E_Comp_Wl_Data_Source *source;
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DBG("Data Source Offer");
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if (!(source = wl_resource_get_user_data(resource)))
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return;
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source->mime_types =
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eina_list_append(source->mime_types, eina_stringshare_add(mime_type));
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}
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/* called by wl_data_source_destroy */
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static void
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_e_comp_wl_data_source_cb_destroy(struct wl_client *client EINA_UNUSED, struct wl_resource *resource)
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{
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DBG("Data Source Destroy");
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wl_resource_destroy(resource);
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}
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/* called by wl_resource_destroy */
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static void
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_e_comp_wl_data_source_cb_resource_destroy(struct wl_resource *resource)
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{
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E_Comp_Wl_Data_Source *source;
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char *t;
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if (!(source = wl_resource_get_user_data(resource)))
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return;
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wl_signal_emit(&source->destroy_signal, source);
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EINA_LIST_FREE(source->mime_types, t)
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eina_stringshare_del(t);
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free(source);
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}
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static void
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_e_comp_wl_data_source_target_send(E_Comp_Wl_Data_Source *source, uint32_t serial EINA_UNUSED, const char* mime_type)
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{
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DBG("Data Source Target Send");
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wl_data_source_send_target(source->resource, mime_type);
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}
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static void
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_e_comp_wl_data_source_send_send(E_Comp_Wl_Data_Source *source, const char* mime_type, int32_t fd)
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{
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DBG("Data Source Source Send");
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wl_data_source_send_send(source->resource, mime_type, fd);
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close(fd);
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}
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static void
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_e_comp_wl_data_source_cancelled_send(E_Comp_Wl_Data_Source *source)
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{
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DBG("Data Source Cancelled Send");
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wl_data_source_send_cancelled(source->resource);
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}
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static const struct wl_data_source_interface _e_data_source_interface =
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{
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_e_comp_wl_data_source_cb_offer,
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_e_comp_wl_data_source_cb_destroy,
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};
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static void
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_e_comp_wl_data_device_destroy_selection_data_source(struct wl_listener *listener, void *data)
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{
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E_Comp_Data *cdata;
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E_Comp_Wl_Data_Source *source;
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struct wl_resource *data_device_res, *focus = NULL;
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if (!(source = (E_Comp_Wl_Data_Source*)data))
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return;
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cdata = e_comp->wl_comp_data;
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cdata->selection.data_source = NULL;
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if (cdata->kbd.enabled)
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focus = cdata->kbd.focus;
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if (focus)
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{
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data_device_res =
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_e_comp_wl_data_find_for_client(cdata->mgr.data_resources,
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wl_resource_get_client(source->resource));
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if (data_device_res)
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wl_data_device_send_selection(data_device_res, NULL);
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}
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wl_signal_emit(&cdata->selection.signal, cdata);
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}
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static struct wl_resource*
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_e_comp_wl_data_device_data_offer_create(E_Comp_Wl_Data_Source *source, struct wl_resource *data_device_res)
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{
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E_Comp_Wl_Data_Offer *offer;
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Eina_List *l;
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char *t;
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DBG("Data Offer Create");
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offer = E_NEW(E_Comp_Wl_Data_Offer, 1);
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if (!offer) return NULL;
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offer->resource =
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wl_resource_create(wl_resource_get_client(data_device_res),
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&wl_data_offer_interface, 1, 0);
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if (!offer->resource)
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{
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free(offer);
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return NULL;
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}
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wl_resource_set_implementation(offer->resource,
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&_e_data_offer_interface, offer,
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_e_comp_wl_data_offer_cb_resource_destroy);
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offer->source = source;
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offer->source_destroy_listener.notify =
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_e_comp_wl_data_offer_cb_source_destroy;
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wl_signal_add(&source->destroy_signal, &offer->source_destroy_listener);
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wl_data_device_send_data_offer(data_device_res, offer->resource);
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EINA_LIST_FOREACH(source->mime_types, l, t)
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wl_data_offer_send_offer(offer->resource, t);
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return offer->resource;
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}
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static void
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_e_comp_wl_data_device_selection_set(void *data EINA_UNUSED, E_Comp_Wl_Data_Source *source, uint32_t serial)
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{
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E_Comp_Wl_Data_Source *sel_source;
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E_Comp_Data *cdata;
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struct wl_resource *offer_res, *data_device_res, *focus = NULL;
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cdata = e_comp->wl_comp_data;
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sel_source = (E_Comp_Wl_Data_Source*)cdata->selection.data_source;
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if ((sel_source) &&
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(cdata->selection.serial - serial < UINT32_MAX / 2))
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{
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/* TODO: elm_entry is sending too many request on now,
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* for those requests, selection.signal is being emitted also a lot.
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* when it completes to optimize the entry, it should be checked more.
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*/
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if (cdata->clipboard.source)
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wl_signal_emit(&cdata->selection.signal, cdata);
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return;
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}
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if (sel_source)
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{
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if (sel_source->cancelled)
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sel_source->cancelled(sel_source);
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wl_list_remove(&cdata->selection.data_source_listener.link);
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cdata->selection.data_source = NULL;
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}
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cdata->selection.data_source = sel_source = source;
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cdata->selection.serial = serial;
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if (cdata->kbd.enabled)
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focus = cdata->kbd.focus;
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if (focus)
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{
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data_device_res =
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_e_comp_wl_data_find_for_client(cdata->mgr.data_resources,
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wl_resource_get_client(focus));
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if ((data_device_res) && (source))
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{
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offer_res =
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_e_comp_wl_data_device_data_offer_create(source,
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data_device_res);
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wl_data_device_send_selection(data_device_res, offer_res);
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}
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else if (data_device_res)
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wl_data_device_send_selection(data_device_res, NULL);
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}
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wl_signal_emit(&cdata->selection.signal, cdata);
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if (source)
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{
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cdata->selection.data_source_listener.notify =
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_e_comp_wl_data_device_destroy_selection_data_source;
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wl_signal_add(&source->destroy_signal,
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&cdata->selection.data_source_listener);
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}
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}
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static void
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_e_comp_wl_data_device_cb_drag_start(struct wl_client *client, struct wl_resource *resource EINA_UNUSED, struct wl_resource *source_resource, struct wl_resource *origin_resource, struct wl_resource *icon_resource, uint32_t serial)
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{
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E_Comp_Data *cdata;
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E_Comp_Wl_Data_Source *source;
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Eina_List *l;
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struct wl_resource *res;
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DBG("Data Device Drag Start");
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cdata = e_comp->wl_comp_data;
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if ((cdata->kbd.focus) && (cdata->kbd.focus != origin_resource)) return;
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if (!(source = wl_resource_get_user_data(source_resource))) return;
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/* TODO: create icon for pointer ?? */
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if (icon_resource)
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{
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E_Pixmap *cp;
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DBG("\tHave Icon Resource: %p", icon_resource);
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cp = wl_resource_get_user_data(icon_resource);
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}
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EINA_LIST_FOREACH(cdata->ptr.resources, l, res)
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{
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if (!e_comp_wl_input_pointer_check(res)) continue;
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if (wl_resource_get_client(res) != client) continue;
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wl_pointer_send_leave(res, serial, cdata->kbd.focus);
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}
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/* TODO: pointer start drag */
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}
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static void
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_e_comp_wl_data_device_cb_selection_set(struct wl_client *client EINA_UNUSED, struct wl_resource *resource EINA_UNUSED, struct wl_resource *source_resource, uint32_t serial)
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{
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E_Comp_Wl_Data_Source *source;
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if (!source_resource) return;
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if (!(source = wl_resource_get_user_data(source_resource))) return;
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_e_comp_wl_data_device_selection_set(e_comp->wl_comp_data, source, serial);
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}
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static void
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_e_comp_wl_data_device_cb_release(struct wl_client *client EINA_UNUSED, struct wl_resource *resource)
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{
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wl_resource_destroy(resource);
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}
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static const struct wl_data_device_interface _e_data_device_interface =
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{
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_e_comp_wl_data_device_cb_drag_start,
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_e_comp_wl_data_device_cb_selection_set,
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_e_comp_wl_data_device_cb_release
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};
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static void
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_e_comp_wl_data_device_cb_unbind(struct wl_resource *resource)
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{
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e_comp->wl_comp_data->mgr.data_resources =
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eina_list_remove(e_comp->wl_comp_data->mgr.data_resources, resource);
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}
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static void
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_e_comp_wl_data_manager_cb_source_create(struct wl_client *client EINA_UNUSED, struct wl_resource *resource, uint32_t id EINA_UNUSED)
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{
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E_Comp_Wl_Data_Source *source;
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DBG("Data Manager Source Create");
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source = E_NEW(E_Comp_Wl_Data_Source, 1);
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if (!source)
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{
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wl_resource_post_no_memory(resource);
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return;
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}
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wl_signal_init(&source->destroy_signal);
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source->target = _e_comp_wl_data_source_target_send;
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source->send = _e_comp_wl_data_source_send_send;
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source->cancelled = _e_comp_wl_data_source_cancelled_send;
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source->resource =
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wl_resource_create(client, &wl_data_source_interface, 1, id);
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if (!source->resource)
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{
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ERR("Could not create data source resource: %m");
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free(source);
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wl_resource_post_no_memory(resource);
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return;
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}
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wl_resource_set_implementation(source->resource,
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&_e_data_source_interface, source,
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_e_comp_wl_data_source_cb_resource_destroy);
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}
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static void
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_e_comp_wl_data_manager_cb_device_get(struct wl_client *client, struct wl_resource *manager_resource, uint32_t id, struct wl_resource *seat_resource EINA_UNUSED)
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{
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E_Comp_Data *cdata;
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struct wl_resource *res;
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/* DBG("Data Manager Device Get"); */
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cdata = e_comp->wl_comp_data;
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/* try to create the data device resource */
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res = wl_resource_create(client, &wl_data_device_interface, 1, id);
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if (!res)
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{
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ERR("Could not create data device resource: %m");
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wl_resource_post_no_memory(manager_resource);
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return;
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}
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cdata->mgr.data_resources =
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eina_list_append(cdata->mgr.data_resources, res);
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wl_resource_set_implementation(res, &_e_data_device_interface, cdata,
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_e_comp_wl_data_device_cb_unbind);
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}
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static const struct wl_data_device_manager_interface _e_manager_interface =
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{
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_e_comp_wl_data_manager_cb_source_create,
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_e_comp_wl_data_manager_cb_device_get
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};
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/* static void */
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/* _e_comp_wl_data_cb_unbind_manager(struct wl_resource *resource) */
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/* { */
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/* E_Comp_Data *cdata; */
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/* DBG("Comp_Wl_Data: Unbind Manager"); */
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/* if (!(cdata = wl_resource_get_user_data(resource))) return; */
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/* cdata->mgr.resource = NULL; */
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/* } */
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static void
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_e_comp_wl_data_cb_bind_manager(struct wl_client *client, void *data EINA_UNUSED, uint32_t version EINA_UNUSED, uint32_t id)
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{
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struct wl_resource *res;
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/* try to create data manager resource */
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res = wl_resource_create(client, &wl_data_device_manager_interface, 1, id);
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if (!res)
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{
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ERR("Could not create data device manager: %m");
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wl_client_post_no_memory(client);
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return;
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}
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wl_resource_set_implementation(res, &_e_manager_interface,
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e_comp->wl_comp_data, NULL);
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}
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static void
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_e_comp_wl_clipboard_source_unref(E_Comp_Wl_Clipboard_Source *source)
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{
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char* t;
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source->ref --;
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if (source->ref > 0) return;
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if (source->fd_handler)
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{
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ecore_main_fd_handler_del(source->fd_handler);
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close(source->fd);
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}
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EINA_LIST_FREE(source->data_source.mime_types, t)
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eina_stringshare_del(t);
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wl_signal_emit(&source->data_source.destroy_signal, &source->data_source);
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wl_array_release(&source->contents);
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free(source);
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}
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static Eina_Bool
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_e_comp_wl_clipboard_offer_load(void *data, Ecore_Fd_Handler *handler)
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{
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E_Comp_Wl_Clipboard_Offer *offer;
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char *p;
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size_t size;
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int len;
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int fd;
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if (!(offer = (E_Comp_Wl_Clipboard_Offer*)data))
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return ECORE_CALLBACK_CANCEL;
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fd = ecore_main_fd_handler_fd_get(handler);
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size = offer->source->contents.size;
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p = (char*)offer->source->contents.data;
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len = write(fd, p + offer->offset, size - offer->offset);
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if (len > 0) offer->offset += len;
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if ((offer->offset == size) || (len <= 0))
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{
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close(fd);
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ecore_main_fd_handler_del(handler);
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_e_comp_wl_clipboard_source_unref(offer->source);
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free(offer);
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}
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return ECORE_CALLBACK_RENEW;
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}
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static void
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_e_comp_wl_clipboard_offer_create(E_Comp_Wl_Clipboard_Source* source, int fd)
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{
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E_Comp_Wl_Clipboard_Offer *offer;
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offer = E_NEW(E_Comp_Wl_Clipboard_Offer, 1);
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offer->offset = 0;
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offer->source = source;
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source->ref++;
|
|
offer->fd_handler =
|
|
ecore_main_fd_handler_add(fd, ECORE_FD_WRITE,
|
|
_e_comp_wl_clipboard_offer_load, offer,
|
|
NULL, NULL);
|
|
}
|
|
|
|
static Eina_Bool
|
|
_e_comp_wl_clipboard_source_save(void *data EINA_UNUSED, Ecore_Fd_Handler *handler)
|
|
{
|
|
E_Comp_Data *cdata;
|
|
E_Comp_Wl_Clipboard_Source *source;
|
|
char *p;
|
|
int len, size;
|
|
|
|
cdata = e_comp->wl_comp_data;
|
|
|
|
if (!(source = (E_Comp_Wl_Clipboard_Source*)cdata->clipboard.source))
|
|
return ECORE_CALLBACK_CANCEL;
|
|
|
|
/* extend contents buffer */
|
|
if ((source->contents.alloc - source->contents.size) < CLIPBOARD_CHUNK)
|
|
{
|
|
wl_array_add(&source->contents, CLIPBOARD_CHUNK);
|
|
source->contents.size -= CLIPBOARD_CHUNK;
|
|
}
|
|
|
|
p = (char*)source->contents.data + source->contents.size;
|
|
size = source->contents.alloc - source->contents.size;
|
|
len = read(source->fd, p, size);
|
|
|
|
if (len == 0)
|
|
{
|
|
ecore_main_fd_handler_del(handler);
|
|
close(source->fd);
|
|
source->fd_handler = NULL;
|
|
}
|
|
else if (len < 0)
|
|
{
|
|
_e_comp_wl_clipboard_source_unref(source);
|
|
cdata->clipboard.source = NULL;
|
|
}
|
|
else
|
|
{
|
|
source->contents.size += len;
|
|
}
|
|
|
|
return ECORE_CALLBACK_RENEW;
|
|
}
|
|
|
|
static void
|
|
_e_comp_wl_clipboard_source_target_send(E_Comp_Wl_Data_Source *source EINA_UNUSED, uint32_t serial EINA_UNUSED, const char *mime_type EINA_UNUSED)
|
|
{
|
|
}
|
|
|
|
static void
|
|
_e_comp_wl_clipboard_source_send_send(E_Comp_Wl_Data_Source *source, const char *mime_type, int fd)
|
|
{
|
|
E_Comp_Wl_Clipboard_Source* clip_source;
|
|
char *t;
|
|
|
|
clip_source = container_of(source, E_Comp_Wl_Clipboard_Source, data_source);
|
|
if (!clip_source) return;
|
|
|
|
t = eina_list_nth(source->mime_types, 0);
|
|
if (!strcmp(mime_type, t))
|
|
_e_comp_wl_clipboard_offer_create(clip_source, fd);
|
|
else
|
|
close(fd);
|
|
}
|
|
|
|
static void
|
|
_e_comp_wl_clipboard_source_cancelled_send(E_Comp_Wl_Data_Source *source EINA_UNUSED)
|
|
{
|
|
}
|
|
|
|
static E_Comp_Wl_Clipboard_Source*
|
|
_e_comp_wl_clipboard_source_create(E_Comp_Data *cdata, const char *mime_type, uint32_t serial, int fd)
|
|
{
|
|
E_Comp_Wl_Clipboard_Source *source;
|
|
|
|
source = E_NEW(E_Comp_Wl_Clipboard_Source, 1);
|
|
if (!source) return NULL;
|
|
|
|
source->data_source.resource = NULL;
|
|
source->data_source.target = _e_comp_wl_clipboard_source_target_send;
|
|
source->data_source.send = _e_comp_wl_clipboard_source_send_send;
|
|
source->data_source.cancelled = _e_comp_wl_clipboard_source_cancelled_send;
|
|
|
|
wl_array_init(&source->contents);
|
|
wl_signal_init(&source->data_source.destroy_signal);
|
|
|
|
source->ref = 1;
|
|
source->serial = serial;
|
|
|
|
source->data_source.mime_types =
|
|
eina_list_append(source->data_source.mime_types,
|
|
eina_stringshare_add(mime_type));
|
|
|
|
source->fd_handler =
|
|
ecore_main_fd_handler_add(fd, ECORE_FD_READ,
|
|
_e_comp_wl_clipboard_source_save,
|
|
cdata, NULL, NULL);
|
|
if (!source->fd_handler) return NULL;
|
|
|
|
source->fd = fd;
|
|
|
|
return source;
|
|
}
|
|
|
|
static void
|
|
_e_comp_wl_clipboard_selection_set(struct wl_listener *listener EINA_UNUSED, void *data EINA_UNUSED)
|
|
{
|
|
E_Comp_Data *cdata;
|
|
E_Comp_Wl_Data_Source *sel_source;
|
|
E_Comp_Wl_Clipboard_Source *clip_source;
|
|
int p[2];
|
|
char *mime_type;
|
|
|
|
cdata = e_comp->wl_comp_data;
|
|
sel_source = (E_Comp_Wl_Data_Source*) cdata->selection.data_source;
|
|
clip_source = (E_Comp_Wl_Clipboard_Source*) cdata->clipboard.source;
|
|
|
|
if (!sel_source)
|
|
{
|
|
if (clip_source)
|
|
_e_comp_wl_data_device_selection_set(cdata,
|
|
&clip_source->data_source,
|
|
clip_source->serial);
|
|
return;
|
|
}
|
|
else if (sel_source->target == _e_comp_wl_clipboard_source_target_send)
|
|
return;
|
|
|
|
if (clip_source)
|
|
_e_comp_wl_clipboard_source_unref(clip_source);
|
|
|
|
cdata->clipboard.source = NULL;
|
|
mime_type = eina_list_nth(sel_source->mime_types, 0);
|
|
|
|
if (pipe2(p, O_CLOEXEC) == -1)
|
|
return;
|
|
|
|
sel_source->send(sel_source, mime_type, p[1]);
|
|
|
|
cdata->clipboard.source =
|
|
_e_comp_wl_clipboard_source_create(cdata, mime_type,
|
|
cdata->selection.serial, p[0]);
|
|
|
|
if (!cdata->clipboard.source)
|
|
close(p[0]);
|
|
}
|
|
|
|
static void
|
|
_e_comp_wl_clipboard_destroy(E_Comp_Data *cdata)
|
|
{
|
|
wl_list_remove(&cdata->clipboard.listener.link);
|
|
}
|
|
|
|
static void
|
|
_e_comp_wl_clipboard_create(void)
|
|
{
|
|
E_Comp_Data *cdata;
|
|
|
|
cdata = e_comp->wl_comp_data;
|
|
cdata->clipboard.listener.notify = _e_comp_wl_clipboard_selection_set;
|
|
wl_signal_add(&cdata->selection.signal, &cdata->clipboard.listener);
|
|
}
|
|
|
|
EINTERN void
|
|
e_comp_wl_data_device_keyboard_focus_set(void)
|
|
{
|
|
E_Comp_Data *cdata;
|
|
struct wl_resource *data_device_res, *offer_res, *focus;
|
|
E_Comp_Wl_Data_Source *source;
|
|
|
|
cdata = e_comp->wl_comp_data;
|
|
|
|
if (!cdata->kbd.enabled)
|
|
{
|
|
ERR("Keyboard not enabled");
|
|
return;
|
|
}
|
|
|
|
if (!(focus = cdata->kbd.focus))
|
|
{
|
|
ERR("No focused resource");
|
|
return;
|
|
}
|
|
|
|
data_device_res =
|
|
_e_comp_wl_data_find_for_client(cdata->mgr.data_resources,
|
|
wl_resource_get_client(focus));
|
|
if (!data_device_res) return;
|
|
|
|
source = (E_Comp_Wl_Data_Source*)cdata->selection.data_source;
|
|
if (source)
|
|
{
|
|
uint32_t serial;
|
|
|
|
serial = wl_display_next_serial(cdata->wl.disp);
|
|
|
|
offer_res = _e_comp_wl_data_device_data_offer_create(source,
|
|
data_device_res);
|
|
wl_data_device_send_enter(data_device_res, serial, focus,
|
|
cdata->ptr.x, cdata->ptr.y, offer_res);
|
|
wl_data_device_send_selection(data_device_res, offer_res);
|
|
}
|
|
}
|
|
|
|
EINTERN Eina_Bool
|
|
e_comp_wl_data_manager_init(void)
|
|
{
|
|
E_Comp_Data *cdata;
|
|
|
|
cdata = e_comp->wl_comp_data;
|
|
|
|
/* try to create global data manager */
|
|
cdata->mgr.global =
|
|
wl_global_create(cdata->wl.disp, &wl_data_device_manager_interface, 1,
|
|
cdata, _e_comp_wl_data_cb_bind_manager);
|
|
if (!cdata->mgr.global)
|
|
{
|
|
ERR("Could not create global for data device manager: %m");
|
|
return EINA_FALSE;
|
|
}
|
|
|
|
wl_signal_init(&cdata->selection.signal);
|
|
|
|
/* create clipboard */
|
|
_e_comp_wl_clipboard_create();
|
|
|
|
return EINA_TRUE;
|
|
}
|
|
|
|
EINTERN void
|
|
e_comp_wl_data_manager_shutdown(void)
|
|
{
|
|
/* destroy the global manager resource */
|
|
/* if (cdata->mgr.global) wl_global_destroy(cdata->mgr.global); */
|
|
|
|
_e_comp_wl_clipboard_destroy(e_comp->wl_comp_data);
|
|
}
|