enlightenment/src/modules/xwayland/dnd.c

211 lines
7.4 KiB
C

#define E_COMP_WL
#include "e.h"
#include <dlfcn.h>
#define WL_TEXT_STR "text/plain;charset=utf-8"
static void (*xconvertselection)(Ecore_X_Display *, Ecore_X_Atom, Ecore_X_Atom, Ecore_X_Atom, Ecore_X_Window, Ecore_X_Time);
static Ecore_X_Atom string_atom;
static Ecore_X_Atom xwl_dnd_atom;
static int32_t cur_fd = -1;
static Eina_List *handlers;
static void
_xdnd_finish(Eina_Bool success)
{
ecore_x_client_message32_send(e_client_util_win_get(e_comp->wl_comp_data->drag_client), ECORE_X_ATOM_XDND_FINISHED, ECORE_X_EVENT_MASK_NONE,
e_comp->cm_selection, !!success, (!!success) * ECORE_X_ATOM_XDND_ACTION_COPY, 0, 0);
}
static void
_xwayland_dnd_finish(void)
{
ecore_x_window_hide(e_comp->cm_selection);
ecore_x_window_prop_property_del(e_comp->cm_selection, ECORE_X_ATOM_XDND_TYPE_LIST);
e_comp->wl_comp_data->drag_client = NULL;
e_comp->wl_comp_data->drag_source = NULL;
cur_fd = -1;
}
static void
_xwayland_drop(E_Drag *drag, int dropped)
{
if (e_comp->comp_type != E_PIXMAP_TYPE_WL) return;
e_comp->wl_comp_data->drag = NULL;
if (e_object_is_del(E_OBJECT(drag)) || (!e_comp->wl_comp_data->selection.target))
_xdnd_finish(0);
else
{
struct wl_resource *res;
res = e_comp_wl_data_find_for_client(wl_resource_get_client(e_comp->wl_comp_data->selection.target->comp_data->surface));
if (res)
{
wl_data_device_send_drop(res);
wl_data_device_send_leave(res);
ecore_x_client_message32_send(e_client_util_win_get(e_comp->wl_comp_data->drag_client), ECORE_X_ATOM_XDND_DROP, ECORE_X_EVENT_MASK_NONE,
e_comp->cm_selection, 0, ecore_x_current_time_get(), 0, 0);
}
return;
}
_xwayland_dnd_finish();
}
static void
_xwayland_target_send(E_Comp_Wl_Data_Source *source, uint32_t serial EINA_UNUSED, const char* mime_type)
{
DBG("XWL Data Source Target Send");
ecore_x_client_message32_send(e_client_util_win_get(e_comp->wl_comp_data->drag_client), ECORE_X_ATOM_XDND_STATUS, ECORE_X_EVENT_MASK_NONE,
e_comp->cm_selection, 2 | !!mime_type, 0, 0, (!!mime_type) * ECORE_X_ATOM_XDND_ACTION_COPY);
}
static void
_xwayland_send_send(E_Comp_Wl_Data_Source *source, const char* mime_type, int32_t fd)
{
Ecore_X_Atom type;
DBG("XWL Data Source Source Send");
_xdnd_finish(0);
if (eina_streq(mime_type, WL_TEXT_STR))
type = string_atom;
else
type = ecore_x_atom_get(mime_type);
cur_fd = fd;
xconvertselection(ecore_x_display_get(), ECORE_X_ATOM_SELECTION_XDND, type, xwl_dnd_atom, e_comp->cm_selection, 0);
}
static void
_xwayland_cancelled_send(E_Comp_Wl_Data_Source *source)
{
DBG("XWL Data Source Cancelled Send");
e_object_del(E_OBJECT(e_comp->wl_comp_data->drag));
}
static Eina_Bool
_xwl_fixes_selection_notify(void *d EINA_UNUSED, int t EINA_UNUSED, Ecore_X_Event_Fixes_Selection_Notify *ev)
{
if (ev->atom == ECORE_X_ATOM_SELECTION_XDND)
{
if (ev->owner)
{
int x, y, num;
unsigned char *data;
const char **names = NULL;
Eina_List *namelist = NULL;
E_Comp_Wl_Data_Source *source;
if (ecore_x_window_prop_property_get(ev->owner,
ECORE_X_ATOM_XDND_TYPE_LIST,
ECORE_X_ATOM_ATOM,
32,
&data,
&num))
{
int i;
Ecore_X_Atom *types = (void*)data;
names = malloc(num * sizeof(void*));
for (i = 0; i < num; i++)
{
const char *name;
if (types[i] == string_atom)
{
name = names[i] = "UTF8_STRING";
namelist = eina_list_append(namelist, eina_stringshare_add(WL_TEXT_STR));
}
else
names[i] = name = ecore_x_atom_name_get(types[i]);
namelist = eina_list_append(namelist, eina_stringshare_add(name));
}
if (num > 3)
{
ecore_x_window_prop_property_set(e_comp->cm_selection,
ECORE_X_ATOM_XDND_TYPE_LIST, ECORE_X_ATOM_ATOM, 32, names, num);
}
free(data);
}
evas_pointer_canvas_xy_get(e_comp->evas, &x, &y);
e_comp->wl_comp_data->drag_client = e_pixmap_find_client(E_PIXMAP_TYPE_X, ev->owner);
e_comp->wl_comp_data->drag = e_drag_new(x, y, names, num, NULL, 0, NULL, _xwayland_drop);
ecore_x_window_move_resize(e_comp->cm_selection, 0, 0, e_comp->w, e_comp->h);
ecore_x_window_show(e_comp->cm_selection);
e_drag_start(e_comp->wl_comp_data->drag, x, y);
if (e_comp->wl_comp_data->ptr.ec)
e_comp_wl_data_device_send_enter(e_comp->wl_comp_data->ptr.ec);
e_comp_canvas_feed_mouse_up(0);
source = e_comp_wl_data_manager_source_create(e_comp->wl_comp_data->xwl_client,
e_comp->wl_comp_data->mgr.resource, 1);
e_comp->wl_comp_data->drag_source = source;
source->target = _xwayland_target_send;
source->send = _xwayland_send_send;
source->cancelled = _xwayland_cancelled_send;
source->mime_types = namelist;
free(names);
}
else
{
if (e_comp->wl_comp_data->drag)
e_object_del(E_OBJECT(e_comp->wl_comp_data->drag));
ecore_x_window_hide(e_comp->cm_selection);
e_comp->wl_comp_data->drag = NULL;
e_comp->wl_comp_data->drag_client = NULL;
}
e_screensaver_inhibit_toggle(!!ev->owner);
return ECORE_CALLBACK_RENEW;
}
//if (ev->atom == ECORE_X_ATOM_SELECTION_CLIPBOARD)
return ECORE_CALLBACK_RENEW;
}
static Eina_Bool
_xwl_selection_notify(void *d EINA_UNUSED, int t EINA_UNUSED, Ecore_X_Event_Selection_Notify *ev)
{
Ecore_X_Selection_Data *sd;
int wrote = 0;
DBG("XWL SELECTION NOTIFY");
if ((ev->selection != ECORE_X_SELECTION_XDND) && (ev->selection == ECORE_X_SELECTION_CLIPBOARD))
{
e_object_del(E_OBJECT(e_comp->wl_comp_data->drag));
return ECORE_CALLBACK_RENEW;
}
/* FIXME: ecore-x events are fucked */
//if (ecore_x_atom_get(ev->target) != xwl_dnd_atom) return ECORE_CALLBACK_RENEW;
sd = ev->data;
do
{
wrote += write(cur_fd, sd->data, sd->length);
} while (wrote < sd->length);
_xdnd_finish(1);
close(cur_fd);
_xwayland_dnd_finish();
return ECORE_CALLBACK_RENEW;
}
EINTERN void
dnd_init(void)
{
ecore_x_fixes_selection_notification_request(ecore_x_atom_get("CLIPBOARD"));
ecore_x_fixes_selection_notification_request(ECORE_X_ATOM_SELECTION_XDND);
E_LIST_HANDLER_APPEND(handlers, ECORE_X_EVENT_FIXES_SELECTION_NOTIFY, _xwl_fixes_selection_notify, NULL);
E_LIST_HANDLER_APPEND(handlers, ECORE_X_EVENT_SELECTION_NOTIFY, _xwl_selection_notify, NULL);
xconvertselection = dlsym(NULL, "XConvertSelection");
string_atom = ecore_x_atom_get("UTF8_STRING");
xwl_dnd_atom = ecore_x_atom_get("E_XWL_DND_ATOM_HAHA");
e_comp_shape_queue();
}
EINTERN void
dnd_shutdown(void)
{
E_FREE_LIST(handlers, ecore_event_handler_del);
}