| File: | cdk/wayland/cdkselection-wayland.c |
| Warning: | line 1019, column 3 Value stored to 'write_data' is never read |
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| 1 | /* |
| 2 | * Copyright © 2010 Intel Corporation |
| 3 | * |
| 4 | * This library is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU Library General Public |
| 6 | * License as published by the Free Software Foundation; either |
| 7 | * version 2 of the License, or (at your option) any later version. |
| 8 | * |
| 9 | * This library is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 | * Library General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU Library General Public |
| 15 | * License along with this library. If not, see <http://www.gnu.org/licenses/>. |
| 16 | */ |
| 17 | |
| 18 | #include "config.h" |
| 19 | |
| 20 | #include <fcntl.h> |
| 21 | #include <unistd.h> |
| 22 | |
| 23 | #include <gio/gunixinputstream.h> |
| 24 | #include <gio/gunixoutputstream.h> |
| 25 | #include <glib-unix1.h> |
| 26 | |
| 27 | #include "cdkwayland.h" |
| 28 | #include "cdkprivate-wayland.h" |
| 29 | #include "cdkdisplay-wayland.h" |
| 30 | #include "cdkdndprivate.h" |
| 31 | #include "cdkselection.h" |
| 32 | #include "cdkproperty.h" |
| 33 | #include "cdkprivate.h" |
| 34 | |
| 35 | #include <string.h> |
| 36 | |
| 37 | typedef struct _SelectionBuffer SelectionBuffer; |
| 38 | typedef struct _SelectionData SelectionData; |
| 39 | typedef struct _StoredSelection StoredSelection; |
| 40 | typedef struct _AsyncWriteData AsyncWriteData; |
| 41 | typedef struct _DataOfferData DataOfferData; |
| 42 | |
| 43 | struct _SelectionBuffer |
| 44 | { |
| 45 | GInputStream *stream; |
| 46 | GCancellable *cancellable; |
| 47 | GByteArray *data; |
| 48 | GList *requestors; |
| 49 | CdkAtom selection; |
| 50 | CdkAtom target; |
| 51 | gint ref_count; |
| 52 | }; |
| 53 | |
| 54 | struct _StoredSelection |
| 55 | { |
| 56 | CdkWaylandSelection *selection; |
| 57 | CdkWindow *source; |
| 58 | GCancellable *cancellable; |
| 59 | guchar *data; |
| 60 | gsize data_len; |
| 61 | CdkAtom type; |
| 62 | CdkAtom selection_atom; |
| 63 | GPtrArray *pending_writes; /* Array of AsyncWriteData */ |
| 64 | }; |
| 65 | |
| 66 | struct _DataOfferData |
| 67 | { |
| 68 | GDestroyNotify destroy_notify; |
| 69 | gpointer offer_data; |
| 70 | GList *targets; /* List of CdkAtom */ |
| 71 | }; |
| 72 | |
| 73 | struct _AsyncWriteData |
| 74 | { |
| 75 | GOutputStream *stream; |
| 76 | StoredSelection *stored_selection; |
| 77 | gsize index; |
| 78 | }; |
| 79 | |
| 80 | struct _SelectionData |
| 81 | { |
| 82 | DataOfferData *offer; |
| 83 | GHashTable *buffers; /* Hashtable of target_atom->SelectionBuffer */ |
| 84 | }; |
| 85 | |
| 86 | enum { |
| 87 | ATOM_PRIMARY, |
| 88 | ATOM_CLIPBOARD, |
| 89 | ATOM_DND, |
| 90 | N_ATOMS |
| 91 | }; |
| 92 | |
| 93 | static CdkAtom atoms[N_ATOMS] = { 0 }; |
| 94 | |
| 95 | struct _CdkWaylandSelection |
| 96 | { |
| 97 | /* Destination-side data */ |
| 98 | SelectionData selections[N_ATOMS]; |
| 99 | GHashTable *offers; /* Currently alive offers, Hashtable of wl_data_offer->DataOfferData */ |
| 100 | |
| 101 | /* Source-side data */ |
| 102 | GPtrArray *stored_selections; /* Array of StoredSelection */ |
| 103 | StoredSelection *current_request_selection; |
| 104 | GArray *source_targets; |
| 105 | CdkAtom requested_target; |
| 106 | |
| 107 | gpointer primary_source; |
| 108 | CdkWindow *primary_owner; |
| 109 | |
| 110 | struct wl_data_source *clipboard_source; |
| 111 | CdkWindow *clipboard_owner; |
| 112 | |
| 113 | struct wl_data_source *dnd_source; /* Owned by the CdkDragContext */ |
| 114 | CdkWindow *dnd_owner; |
| 115 | }; |
| 116 | |
| 117 | static void selection_buffer_read (SelectionBuffer *buffer); |
| 118 | static void async_write_data_write (AsyncWriteData *write_data); |
| 119 | static void async_write_data_free (AsyncWriteData *write_data); |
| 120 | static void emit_selection_clear (CdkDisplay *display, CdkAtom selection); |
| 121 | static void emit_empty_selection_notify (CdkWindow *requestor, |
| 122 | CdkAtom selection, |
| 123 | CdkAtom target); |
| 124 | static void cdk_wayland_selection_handle_next_request (CdkWaylandSelection *wayland_selection); |
| 125 | |
| 126 | static void |
| 127 | selection_buffer_notify (SelectionBuffer *buffer) |
| 128 | { |
| 129 | GList *l; |
| 130 | |
| 131 | for (l = buffer->requestors; l; l = l->next) |
| 132 | { |
| 133 | CdkEvent *event; |
| 134 | |
| 135 | event = cdk_event_new (CDK_SELECTION_NOTIFY); |
| 136 | event->selection.window = g_object_ref (l->data)((__typeof__ (l->data)) (g_object_ref) (l->data)); |
| 137 | event->selection.send_event = FALSE(0); |
| 138 | event->selection.selection = buffer->selection; |
| 139 | event->selection.target = buffer->target; |
| 140 | event->selection.property = cdk_atom_intern_static_string ("CDK_SELECTION"); |
| 141 | event->selection.time = CDK_CURRENT_TIME0L; |
| 142 | event->selection.requestor = g_object_ref (l->data)((__typeof__ (l->data)) (g_object_ref) (l->data)); |
| 143 | |
| 144 | cdk_event_put (event); |
| 145 | cdk_event_free (event); |
| 146 | } |
| 147 | } |
| 148 | |
| 149 | static SelectionBuffer * |
| 150 | selection_buffer_new (GInputStream *stream, |
| 151 | CdkAtom selection, |
| 152 | CdkAtom target) |
| 153 | { |
| 154 | SelectionBuffer *buffer; |
| 155 | |
| 156 | buffer = g_new0 (SelectionBuffer, 1)((SelectionBuffer *) g_malloc0_n ((1), sizeof (SelectionBuffer ))); |
| 157 | buffer->stream = (stream) ? g_object_ref (stream)((__typeof__ (stream)) (g_object_ref) (stream)) : NULL((void*)0); |
| 158 | buffer->cancellable = g_cancellable_new (); |
| 159 | buffer->data = g_byte_array_new (); |
| 160 | buffer->selection = selection; |
| 161 | buffer->target = target; |
| 162 | buffer->ref_count = 1; |
| 163 | |
| 164 | if (stream) |
| 165 | selection_buffer_read (buffer); |
| 166 | |
| 167 | return buffer; |
| 168 | } |
| 169 | |
| 170 | static SelectionBuffer * |
| 171 | selection_buffer_ref (SelectionBuffer *buffer) |
| 172 | { |
| 173 | buffer->ref_count++; |
| 174 | return buffer; |
| 175 | } |
| 176 | |
| 177 | static void |
| 178 | selection_buffer_unref (SelectionBuffer *buffer_data) |
| 179 | { |
| 180 | GList *l; |
| 181 | |
| 182 | buffer_data->ref_count--; |
| 183 | |
| 184 | if (buffer_data->ref_count != 0) |
| 185 | return; |
| 186 | |
| 187 | for (l = buffer_data->requestors; l; l = l->next) |
| 188 | { |
| 189 | emit_empty_selection_notify (l->data, buffer_data->selection, |
| 190 | buffer_data->target); |
| 191 | } |
| 192 | |
| 193 | g_list_free (buffer_data->requestors); |
| 194 | buffer_data->requestors = NULL((void*)0); |
| 195 | |
| 196 | if (buffer_data->cancellable) |
| 197 | g_object_unref (buffer_data->cancellable); |
| 198 | |
| 199 | if (buffer_data->stream) |
| 200 | g_object_unref (buffer_data->stream); |
| 201 | |
| 202 | if (buffer_data->data) |
| 203 | g_byte_array_unref (buffer_data->data); |
| 204 | |
| 205 | g_free (buffer_data); |
| 206 | } |
| 207 | |
| 208 | static void |
| 209 | selection_buffer_append_data (SelectionBuffer *buffer, |
| 210 | gconstpointer data, |
| 211 | gsize len) |
| 212 | { |
| 213 | g_byte_array_append (buffer->data, data, len); |
| 214 | } |
| 215 | |
| 216 | static void |
| 217 | selection_buffer_cancel_and_unref (SelectionBuffer *buffer_data) |
| 218 | { |
| 219 | if (buffer_data->cancellable) |
| 220 | g_cancellable_cancel (buffer_data->cancellable); |
| 221 | |
| 222 | selection_buffer_unref (buffer_data); |
| 223 | } |
| 224 | |
| 225 | static void |
| 226 | selection_buffer_add_requestor (SelectionBuffer *buffer, |
| 227 | CdkWindow *requestor) |
| 228 | { |
| 229 | if (!g_list_find (buffer->requestors, requestor)) |
| 230 | buffer->requestors = g_list_prepend (buffer->requestors, |
| 231 | g_object_ref (requestor)((__typeof__ (requestor)) (g_object_ref) (requestor))); |
| 232 | } |
| 233 | |
| 234 | static gboolean |
| 235 | selection_buffer_remove_requestor (SelectionBuffer *buffer, |
| 236 | CdkWindow *requestor) |
| 237 | { |
| 238 | GList *link = g_list_find (buffer->requestors, requestor); |
| 239 | |
| 240 | if (!link) |
| 241 | return FALSE(0); |
| 242 | |
| 243 | g_object_unref (link->data); |
| 244 | buffer->requestors = g_list_delete_link (buffer->requestors, link); |
| 245 | return TRUE(!(0)); |
| 246 | } |
| 247 | |
| 248 | static inline glong |
| 249 | get_buffer_size (void) |
| 250 | { |
| 251 | return sysconf (_SC_PAGESIZE_SC_PAGESIZE); |
| 252 | } |
| 253 | |
| 254 | static void |
| 255 | selection_buffer_read_cb (GObject *object G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 256 | GAsyncResult *result, |
| 257 | gpointer user_data) |
| 258 | { |
| 259 | SelectionBuffer *buffer = user_data; |
| 260 | gboolean finished = TRUE(!(0)); |
| 261 | GError *error = NULL((void*)0); |
| 262 | GBytes *bytes; |
| 263 | |
| 264 | bytes = g_input_stream_read_bytes_finish (buffer->stream, result, &error); |
| 265 | |
| 266 | if (bytes) |
| 267 | { |
| 268 | finished = g_bytes_get_size (bytes) == 0; |
| 269 | selection_buffer_append_data (buffer, |
| 270 | g_bytes_get_data (bytes, NULL((void*)0)), |
| 271 | g_bytes_get_size (bytes)); |
| 272 | g_bytes_unref (bytes); |
| 273 | } |
| 274 | |
| 275 | if (!finished) |
| 276 | selection_buffer_read (buffer); |
| 277 | else |
| 278 | { |
| 279 | if (error) |
| 280 | { |
| 281 | g_warning (G_STRLOC"cdkselection-wayland.c" ":" "281" ": error reading selection buffer: %s", error->message); |
| 282 | g_error_free (error); |
| 283 | } |
| 284 | else |
| 285 | selection_buffer_notify (buffer); |
| 286 | |
| 287 | g_input_stream_close (buffer->stream, NULL((void*)0), NULL((void*)0)); |
| 288 | g_clear_object (&buffer->stream)do { _Static_assert (sizeof *((&buffer->stream)) == sizeof (gpointer), "Expression evaluates to false"); __typeof__ ((( &buffer->stream))) _pp = ((&buffer->stream)); __typeof__ (*((&buffer->stream))) _ptr = *_pp; *_pp = ((void*)0) ; if (_ptr) (g_object_unref) (_ptr); } while (0); |
| 289 | g_clear_object (&buffer->cancellable)do { _Static_assert (sizeof *((&buffer->cancellable)) == sizeof (gpointer), "Expression evaluates to false"); __typeof__ (((&buffer->cancellable))) _pp = ((&buffer->cancellable )); __typeof__ (*((&buffer->cancellable))) _ptr = *_pp ; *_pp = ((void*)0); if (_ptr) (g_object_unref) (_ptr); } while (0); |
| 290 | } |
| 291 | |
| 292 | selection_buffer_unref (buffer); |
| 293 | } |
| 294 | |
| 295 | static void |
| 296 | selection_buffer_read (SelectionBuffer *buffer) |
| 297 | { |
| 298 | selection_buffer_ref (buffer); |
| 299 | g_input_stream_read_bytes_async (buffer->stream, get_buffer_size(), |
| 300 | G_PRIORITY_DEFAULT0, |
| 301 | buffer->cancellable, selection_buffer_read_cb, |
| 302 | buffer); |
| 303 | } |
| 304 | |
| 305 | static DataOfferData * |
| 306 | data_offer_data_new (gpointer offer, |
| 307 | GDestroyNotify destroy_notify) |
| 308 | { |
| 309 | DataOfferData *info; |
| 310 | |
| 311 | info = g_slice_new0 (DataOfferData)((DataOfferData*) g_slice_alloc0 (sizeof (DataOfferData))); |
| 312 | info->offer_data = offer; |
| 313 | info->destroy_notify = destroy_notify; |
| 314 | |
| 315 | return info; |
| 316 | } |
| 317 | |
| 318 | static void |
| 319 | data_offer_data_free (DataOfferData *info) |
| 320 | { |
| 321 | info->destroy_notify (info->offer_data); |
| 322 | g_list_free (info->targets); |
| 323 | g_slice_free (DataOfferData, info)do { if (1) g_slice_free1 (sizeof (DataOfferData), (info)); else (void) ((DataOfferData*) 0 == (info)); } while (0); |
| 324 | } |
| 325 | |
| 326 | static StoredSelection * |
| 327 | stored_selection_new (CdkWaylandSelection *wayland_selection, |
| 328 | CdkWindow *source, |
| 329 | CdkAtom selection, |
| 330 | CdkAtom type) |
| 331 | { |
| 332 | StoredSelection *stored_selection; |
| 333 | |
| 334 | stored_selection = g_new0 (StoredSelection, 1)((StoredSelection *) g_malloc0_n ((1), sizeof (StoredSelection ))); |
| 335 | stored_selection->source = source; |
| 336 | stored_selection->type = type; |
| 337 | stored_selection->selection_atom = selection; |
| 338 | stored_selection->selection = wayland_selection; |
| 339 | stored_selection->cancellable = g_cancellable_new (); |
| 340 | stored_selection->pending_writes = |
| 341 | g_ptr_array_new_with_free_func ((GDestroyNotify) async_write_data_free); |
| 342 | |
| 343 | return stored_selection; |
| 344 | } |
| 345 | |
| 346 | static void |
| 347 | stored_selection_add_data (StoredSelection *stored_selection, |
| 348 | CdkPropMode mode, |
| 349 | guchar *data, |
| 350 | gsize data_len) |
| 351 | { |
| 352 | if (mode == CDK_PROP_MODE_REPLACE) |
| 353 | { |
| 354 | g_free (stored_selection->data); |
| 355 | stored_selection->data = g_memdup2 (data, data_len); |
| 356 | stored_selection->data_len = data_len; |
| 357 | } |
| 358 | else |
| 359 | { |
| 360 | GArray *array; |
| 361 | |
| 362 | array = g_array_new (TRUE(!(0)), TRUE(!(0)), sizeof (guchar)); |
| 363 | g_array_append_vals (array, stored_selection->data, stored_selection->data_len); |
| 364 | |
| 365 | if (mode == CDK_PROP_MODE_APPEND) |
| 366 | g_array_append_vals (array, data, data_len); |
| 367 | else if (mode == CDK_PROP_MODE_PREPEND) |
| 368 | g_array_prepend_vals (array, data, data_len); |
| 369 | |
| 370 | g_free (stored_selection->data); |
| 371 | stored_selection->data_len = array->len; |
| 372 | stored_selection->data = (guchar *) g_array_free (array, FALSE(0)); |
| 373 | } |
| 374 | } |
| 375 | |
| 376 | static void |
| 377 | stored_selection_free (StoredSelection *stored_selection) |
| 378 | { |
| 379 | g_cancellable_cancel (stored_selection->cancellable); |
| 380 | g_object_unref (stored_selection->cancellable); |
| 381 | g_ptr_array_unref (stored_selection->pending_writes); |
| 382 | g_free (stored_selection->data); |
| 383 | g_free (stored_selection); |
| 384 | } |
| 385 | |
| 386 | static void |
| 387 | stored_selection_notify_write (StoredSelection *stored_selection) |
| 388 | { |
| 389 | gint i; |
| 390 | |
| 391 | for (i = 0; i < stored_selection->pending_writes->len; i++) |
| 392 | { |
| 393 | AsyncWriteData *write_data; |
| 394 | |
| 395 | write_data = g_ptr_array_index (stored_selection->pending_writes, i)((stored_selection->pending_writes)->pdata)[i]; |
| 396 | async_write_data_write (write_data); |
| 397 | } |
| 398 | } |
| 399 | |
| 400 | static void |
| 401 | stored_selection_cancel_write (StoredSelection *stored_selection) |
| 402 | { |
| 403 | g_cancellable_cancel (stored_selection->cancellable); |
| 404 | g_object_unref (stored_selection->cancellable); |
| 405 | stored_selection->cancellable = g_cancellable_new (); |
| 406 | g_ptr_array_set_size (stored_selection->pending_writes, 0); |
| 407 | } |
| 408 | |
| 409 | CdkWaylandSelection * |
| 410 | cdk_wayland_selection_new (void) |
| 411 | { |
| 412 | CdkWaylandSelection *selection; |
| 413 | gint i; |
| 414 | |
| 415 | /* init atoms */ |
| 416 | atoms[ATOM_PRIMARY] = cdk_atom_intern_static_string ("PRIMARY"); |
| 417 | atoms[ATOM_CLIPBOARD] = cdk_atom_intern_static_string ("CLIPBOARD"); |
| 418 | atoms[ATOM_DND] = cdk_atom_intern_static_string ("CdkWaylandSelection"); |
| 419 | |
| 420 | selection = g_new0 (CdkWaylandSelection, 1)((CdkWaylandSelection *) g_malloc0_n ((1), sizeof (CdkWaylandSelection ))); |
| 421 | for (i = 0; i < G_N_ELEMENTS (selection->selections)(sizeof (selection->selections) / sizeof ((selection->selections )[0])); i++) |
| 422 | { |
| 423 | selection->selections[i].buffers = |
| 424 | g_hash_table_new_full (NULL((void*)0), NULL((void*)0), NULL((void*)0), |
| 425 | (GDestroyNotify) selection_buffer_cancel_and_unref); |
| 426 | } |
| 427 | |
| 428 | selection->offers = |
| 429 | g_hash_table_new_full (NULL((void*)0), NULL((void*)0), NULL((void*)0), |
| 430 | (GDestroyNotify) data_offer_data_free); |
| 431 | selection->stored_selections = |
| 432 | g_ptr_array_new_with_free_func ((GDestroyNotify) stored_selection_free); |
| 433 | |
| 434 | selection->source_targets = g_array_new (FALSE(0), FALSE(0), sizeof (CdkAtom)); |
| 435 | return selection; |
| 436 | } |
| 437 | |
| 438 | static void |
| 439 | primary_selection_source_destroy (gpointer primary_source) |
| 440 | { |
| 441 | CdkDisplay *display = cdk_display_get_default (); |
| 442 | CdkWaylandDisplay *display_wayland = CDK_WAYLAND_DISPLAY (display)((((CdkWaylandDisplay*) (void *) g_type_check_instance_cast ( (GTypeInstance*) ((display)), ((cdk_wayland_display_get_type( ))))))); |
| 443 | |
| 444 | if (display_wayland->zwp_primary_selection_manager_v1) |
| 445 | zwp_primary_selection_source_v1_destroy (primary_source); |
| 446 | else if (display_wayland->ctk_primary_selection_manager) |
| 447 | ctk_primary_selection_source_destroy (primary_source); |
| 448 | } |
| 449 | |
| 450 | void |
| 451 | cdk_wayland_selection_free (CdkWaylandSelection *selection) |
| 452 | { |
| 453 | gint i; |
| 454 | |
| 455 | for (i = 0; i < G_N_ELEMENTS (selection->selections)(sizeof (selection->selections) / sizeof ((selection->selections )[0])); i++) |
| 456 | g_hash_table_destroy (selection->selections[i].buffers); |
| 457 | |
| 458 | g_array_unref (selection->source_targets); |
| 459 | |
| 460 | g_hash_table_destroy (selection->offers); |
| 461 | g_ptr_array_unref (selection->stored_selections); |
| 462 | |
| 463 | if (selection->primary_source) |
| 464 | primary_selection_source_destroy (selection->primary_source); |
| 465 | if (selection->clipboard_source) |
| 466 | wl_data_source_destroy (selection->clipboard_source); |
| 467 | if (selection->dnd_source) |
| 468 | wl_data_source_destroy (selection->dnd_source); |
| 469 | |
| 470 | g_free (selection); |
| 471 | } |
| 472 | |
| 473 | static void |
| 474 | data_offer_offer (void *data, |
| 475 | struct wl_data_offer *wl_data_offer, |
| 476 | const char *type) |
| 477 | { |
| 478 | CdkWaylandSelection *selection = data; |
| 479 | DataOfferData *info; |
| 480 | CdkAtom atom = cdk_atom_intern (type, FALSE(0)); |
| 481 | |
| 482 | info = g_hash_table_lookup (selection->offers, wl_data_offer); |
| 483 | |
| 484 | if (!info || g_list_find (info->targets, atom)) |
| 485 | return; |
| 486 | |
| 487 | CDK_NOTE (EVENTS,do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("data offer offer, offer %p, type = %s", wl_data_offer, type ); }; } while (0) |
| 488 | g_message ("data offer offer, offer %p, type = %s", wl_data_offer, type))do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("data offer offer, offer %p, type = %s", wl_data_offer, type ); }; } while (0); |
| 489 | |
| 490 | info->targets = g_list_prepend (info->targets, atom); |
| 491 | } |
| 492 | |
| 493 | static inline CdkDragAction |
| 494 | _wl_to_cdk_actions (uint32_t dnd_actions) |
| 495 | { |
| 496 | CdkDragAction actions = 0; |
| 497 | |
| 498 | if (dnd_actions & WL_DATA_DEVICE_MANAGER_DND_ACTION_COPY) |
| 499 | actions |= CDK_ACTION_COPY; |
| 500 | if (dnd_actions & WL_DATA_DEVICE_MANAGER_DND_ACTION_MOVE) |
| 501 | actions |= CDK_ACTION_MOVE; |
| 502 | if (dnd_actions & WL_DATA_DEVICE_MANAGER_DND_ACTION_ASK) |
| 503 | actions |= CDK_ACTION_ASK; |
| 504 | |
| 505 | return actions; |
| 506 | } |
| 507 | |
| 508 | static void |
| 509 | data_offer_source_actions (void *data G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 510 | struct wl_data_offer *wl_data_offer, |
| 511 | uint32_t source_actions) |
| 512 | { |
| 513 | CdkDragContext *drop_context; |
| 514 | CdkDisplay *display; |
| 515 | CdkDevice *device; |
| 516 | CdkSeat *seat; |
| 517 | |
| 518 | display = cdk_display_get_default (); |
| 519 | seat = cdk_display_get_default_seat (display); |
| 520 | device = cdk_seat_get_pointer (seat); |
| 521 | drop_context = cdk_wayland_device_get_drop_context (device); |
| 522 | |
| 523 | drop_context->actions = _wl_to_cdk_actions (source_actions); |
| 524 | |
| 525 | CDK_NOTE (EVENTS,do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("data offer source actions, offer %p, actions %d", wl_data_offer , source_actions); }; } while (0) |
| 526 | g_message ("data offer source actions, offer %p, actions %d", wl_data_offer, source_actions))do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("data offer source actions, offer %p, actions %d", wl_data_offer , source_actions); }; } while (0); |
| 527 | |
| 528 | if (cdk_drag_context_get_dest_window (drop_context)) |
| 529 | _cdk_wayland_drag_context_emit_event (drop_context, CDK_DRAG_MOTION, |
| 530 | CDK_CURRENT_TIME0L); |
| 531 | } |
| 532 | |
| 533 | static void |
| 534 | data_offer_action (void *data G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 535 | struct wl_data_offer *wl_data_offer G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 536 | uint32_t action) |
| 537 | { |
| 538 | CdkDragContext *drop_context; |
| 539 | CdkDisplay *display; |
| 540 | CdkDevice *device; |
| 541 | CdkSeat *seat; |
| 542 | |
| 543 | display = cdk_display_get_default (); |
| 544 | seat = cdk_display_get_default_seat (display); |
| 545 | device = cdk_seat_get_pointer (seat); |
| 546 | drop_context = cdk_wayland_device_get_drop_context (device); |
| 547 | |
| 548 | drop_context->action = _wl_to_cdk_actions (action); |
| 549 | |
| 550 | if (cdk_drag_context_get_dest_window (drop_context)) |
| 551 | _cdk_wayland_drag_context_emit_event (drop_context, CDK_DRAG_MOTION, |
| 552 | CDK_CURRENT_TIME0L); |
| 553 | } |
| 554 | |
| 555 | static const struct wl_data_offer_listener data_offer_listener = { |
| 556 | data_offer_offer, |
| 557 | data_offer_source_actions, |
| 558 | data_offer_action |
| 559 | }; |
| 560 | |
| 561 | static void |
| 562 | primary_offer_offer (void *data, |
| 563 | gpointer offer, |
| 564 | const char *type) |
| 565 | { |
| 566 | CdkWaylandSelection *selection = data; |
| 567 | DataOfferData *info; |
| 568 | CdkAtom atom = cdk_atom_intern (type, FALSE(0)); |
| 569 | |
| 570 | info = g_hash_table_lookup (selection->offers, offer); |
| 571 | |
| 572 | if (!info || g_list_find (info->targets, atom)) |
| 573 | return; |
| 574 | |
| 575 | CDK_NOTE (EVENTS,do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("primary offer offer, offer %p, type = %s", offer, type); } ; } while (0) |
| 576 | g_message ("primary offer offer, offer %p, type = %s", offer, type))do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("primary offer offer, offer %p, type = %s", offer, type); } ; } while (0); |
| 577 | |
| 578 | info->targets = g_list_prepend (info->targets, atom); |
| 579 | } |
| 580 | |
| 581 | static void |
| 582 | ctk_primary_offer_offer (void *data, |
| 583 | struct ctk_primary_selection_offer *offer, |
| 584 | const char *type) |
| 585 | { |
| 586 | primary_offer_offer (data, (gpointer) offer, type); |
| 587 | } |
| 588 | |
| 589 | static void |
| 590 | zwp_primary_offer_v1_offer (void *data, |
| 591 | struct zwp_primary_selection_offer_v1 *offer, |
| 592 | const char *type) |
| 593 | { |
| 594 | primary_offer_offer (data, (gpointer) offer, type); |
| 595 | } |
| 596 | |
| 597 | static const struct ctk_primary_selection_offer_listener ctk_primary_offer_listener = { |
| 598 | ctk_primary_offer_offer, |
| 599 | }; |
| 600 | |
| 601 | static const struct zwp_primary_selection_offer_v1_listener zwp_primary_offer_listener_v1 = { |
| 602 | zwp_primary_offer_v1_offer, |
| 603 | }; |
| 604 | |
| 605 | SelectionData * |
| 606 | selection_lookup_offer_by_atom (CdkWaylandSelection *selection, |
| 607 | CdkAtom selection_atom) |
| 608 | { |
| 609 | if (selection_atom == atoms[ATOM_PRIMARY]) |
| 610 | return &selection->selections[ATOM_PRIMARY]; |
| 611 | else if (selection_atom == atoms[ATOM_CLIPBOARD]) |
| 612 | return &selection->selections[ATOM_CLIPBOARD]; |
| 613 | else if (selection_atom == atoms[ATOM_DND]) |
| 614 | return &selection->selections[ATOM_DND]; |
| 615 | else |
| 616 | return NULL((void*)0); |
| 617 | } |
| 618 | |
| 619 | void |
| 620 | cdk_wayland_selection_ensure_offer (CdkDisplay *display, |
| 621 | struct wl_data_offer *wl_offer) |
| 622 | { |
| 623 | CdkWaylandSelection *selection = cdk_wayland_display_get_selection (display); |
| 624 | DataOfferData *info; |
| 625 | |
| 626 | info = g_hash_table_lookup (selection->offers, wl_offer); |
| 627 | |
| 628 | if (!info) |
| 629 | { |
| 630 | info = data_offer_data_new (wl_offer, |
| 631 | (GDestroyNotify) wl_data_offer_destroy); |
| 632 | g_hash_table_insert (selection->offers, wl_offer, info); |
| 633 | wl_data_offer_add_listener (wl_offer, |
| 634 | &data_offer_listener, |
| 635 | selection); |
| 636 | } |
| 637 | } |
| 638 | |
| 639 | void |
| 640 | cdk_wayland_selection_ensure_primary_offer (CdkDisplay *display, |
| 641 | gpointer ctk_offer) |
| 642 | { |
| 643 | CdkWaylandDisplay *display_wayland = CDK_WAYLAND_DISPLAY (display)((((CdkWaylandDisplay*) (void *) g_type_check_instance_cast ( (GTypeInstance*) ((display)), ((cdk_wayland_display_get_type( ))))))); |
| 644 | CdkWaylandSelection *selection = cdk_wayland_display_get_selection (display); |
| 645 | DataOfferData *info; |
| 646 | |
| 647 | info = g_hash_table_lookup (selection->offers, ctk_offer); |
| 648 | |
| 649 | if (!info) |
| 650 | { |
| 651 | if (display_wayland->zwp_primary_selection_manager_v1) |
| 652 | { |
| 653 | info = data_offer_data_new (ctk_offer, |
| 654 | (GDestroyNotify) zwp_primary_selection_offer_v1_destroy); |
| 655 | g_hash_table_insert (selection->offers, ctk_offer, info); |
| 656 | zwp_primary_selection_offer_v1_add_listener (ctk_offer, |
| 657 | &zwp_primary_offer_listener_v1, |
| 658 | selection); |
| 659 | } |
| 660 | else if (display_wayland->ctk_primary_selection_manager) |
| 661 | { |
| 662 | info = data_offer_data_new (ctk_offer, |
| 663 | (GDestroyNotify) ctk_primary_selection_offer_destroy); |
| 664 | g_hash_table_insert (selection->offers, ctk_offer, info); |
| 665 | ctk_primary_selection_offer_add_listener (ctk_offer, |
| 666 | &ctk_primary_offer_listener, |
| 667 | selection); |
| 668 | } |
| 669 | } |
| 670 | } |
| 671 | |
| 672 | void |
| 673 | cdk_wayland_selection_set_offer (CdkDisplay *display, |
| 674 | CdkAtom selection_atom, |
| 675 | gpointer wl_offer) |
| 676 | { |
| 677 | CdkWaylandSelection *selection = cdk_wayland_display_get_selection (display); |
| 678 | struct wl_data_offer *prev_offer; |
| 679 | SelectionData *selection_data; |
| 680 | DataOfferData *info; |
| 681 | |
| 682 | info = g_hash_table_lookup (selection->offers, wl_offer); |
| 683 | |
| 684 | prev_offer = cdk_wayland_selection_get_offer (display, selection_atom); |
| 685 | |
| 686 | if (prev_offer) |
| 687 | g_hash_table_remove (selection->offers, prev_offer); |
| 688 | |
| 689 | selection_data = selection_lookup_offer_by_atom (selection, selection_atom); |
| 690 | |
| 691 | if (selection_data) |
| 692 | { |
| 693 | selection_data->offer = info; |
| 694 | /* Clear all buffers */ |
| 695 | g_hash_table_remove_all (selection_data->buffers); |
| 696 | } |
| 697 | } |
| 698 | |
| 699 | gpointer |
| 700 | cdk_wayland_selection_get_offer (CdkDisplay *display, |
| 701 | CdkAtom selection_atom) |
| 702 | { |
| 703 | CdkWaylandSelection *selection = cdk_wayland_display_get_selection (display); |
| 704 | const SelectionData *data; |
| 705 | |
| 706 | data = selection_lookup_offer_by_atom (selection, selection_atom); |
| 707 | |
| 708 | if (data && data->offer) |
| 709 | return data->offer->offer_data; |
| 710 | |
| 711 | return NULL((void*)0); |
| 712 | } |
| 713 | |
| 714 | GList * |
| 715 | cdk_wayland_selection_get_targets (CdkDisplay *display, |
| 716 | CdkAtom selection_atom) |
| 717 | { |
| 718 | CdkWaylandSelection *selection = cdk_wayland_display_get_selection (display); |
| 719 | const SelectionData *data; |
| 720 | |
| 721 | data = selection_lookup_offer_by_atom (selection, selection_atom); |
| 722 | |
| 723 | if (data && data->offer) |
| 724 | return data->offer->targets; |
| 725 | |
| 726 | return NULL((void*)0); |
| 727 | } |
| 728 | |
| 729 | static void |
| 730 | cdk_wayland_selection_emit_request (CdkWindow *window, |
| 731 | CdkAtom selection, |
| 732 | CdkAtom target) |
| 733 | { |
| 734 | CdkEvent *event; |
| 735 | |
| 736 | event = cdk_event_new (CDK_SELECTION_REQUEST); |
| 737 | event->selection.window = g_object_ref (window)((__typeof__ (window)) (g_object_ref) (window)); |
| 738 | event->selection.send_event = FALSE(0); |
| 739 | event->selection.selection = selection; |
| 740 | event->selection.target = target; |
| 741 | event->selection.property = cdk_atom_intern_static_string ("CDK_SELECTION"); |
| 742 | event->selection.time = CDK_CURRENT_TIME0L; |
| 743 | event->selection.requestor = g_object_ref (window)((__typeof__ (window)) (g_object_ref) (window)); |
| 744 | |
| 745 | cdk_event_put (event); |
| 746 | cdk_event_free (event); |
| 747 | } |
| 748 | |
| 749 | static AsyncWriteData * |
| 750 | async_write_data_new (StoredSelection *stored_selection, |
| 751 | gint fd) |
| 752 | { |
| 753 | AsyncWriteData *write_data; |
| 754 | |
| 755 | write_data = g_slice_new0 (AsyncWriteData)((AsyncWriteData*) g_slice_alloc0 (sizeof (AsyncWriteData))); |
| 756 | write_data->stored_selection = stored_selection; |
| 757 | write_data->stream = g_unix_output_stream_new (fd, TRUE(!(0))); |
| 758 | g_ptr_array_add (stored_selection->pending_writes, write_data); |
| 759 | |
| 760 | return write_data; |
| 761 | } |
| 762 | |
| 763 | static void |
| 764 | async_write_data_free (AsyncWriteData *write_data) |
| 765 | { |
| 766 | g_object_unref (write_data->stream); |
| 767 | g_slice_free (AsyncWriteData, write_data)do { if (1) g_slice_free1 (sizeof (AsyncWriteData), (write_data )); else (void) ((AsyncWriteData*) 0 == (write_data)); } while (0); |
| 768 | } |
| 769 | |
| 770 | static void |
| 771 | async_write_data_cb (GObject *object, |
| 772 | GAsyncResult *res, |
| 773 | gpointer user_data) |
| 774 | { |
| 775 | AsyncWriteData *write_data = user_data; |
| 776 | GError *error = NULL((void*)0); |
| 777 | gsize bytes_written; |
| 778 | |
| 779 | bytes_written = g_output_stream_write_finish (G_OUTPUT_STREAM (object)((((GOutputStream*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((object)), ((g_output_stream_get_type ())))))), |
| 780 | res, &error); |
| 781 | if (error) |
| 782 | { |
| 783 | if (!g_error_matches (error, G_IO_ERRORg_io_error_quark(), G_IO_ERROR_CANCELLED)) |
| 784 | { |
| 785 | g_warning ("Error writing selection data: %s", error->message); |
| 786 | g_ptr_array_remove_fast (write_data->stored_selection->pending_writes, |
| 787 | write_data); |
| 788 | } |
| 789 | |
| 790 | g_error_free (error); |
| 791 | return; |
| 792 | } |
| 793 | |
| 794 | write_data->index += bytes_written; |
| 795 | |
| 796 | if (write_data->index < write_data->stored_selection->data_len) |
| 797 | { |
| 798 | /* Write the next chunk */ |
| 799 | async_write_data_write (write_data); |
| 800 | } |
| 801 | else |
| 802 | { |
| 803 | g_ptr_array_remove_fast (write_data->stored_selection->pending_writes, |
| 804 | write_data); |
| 805 | } |
| 806 | } |
| 807 | |
| 808 | static void |
| 809 | async_write_data_write (AsyncWriteData *write_data) |
| 810 | { |
| 811 | gsize buf_len; |
| 812 | guchar *buf; |
| 813 | |
| 814 | buf = write_data->stored_selection->data; |
| 815 | buf_len = write_data->stored_selection->data_len; |
| 816 | |
| 817 | g_output_stream_write_async (write_data->stream, |
| 818 | &buf[write_data->index], |
| 819 | buf_len - write_data->index, |
| 820 | G_PRIORITY_DEFAULT0, |
| 821 | write_data->stored_selection->cancellable, |
| 822 | async_write_data_cb, |
| 823 | write_data); |
| 824 | } |
| 825 | |
| 826 | static StoredSelection * |
| 827 | cdk_wayland_selection_find_stored_selection (CdkWaylandSelection *wayland_selection, |
| 828 | CdkWindow *window, |
| 829 | CdkAtom selection, |
| 830 | CdkAtom type) |
| 831 | { |
| 832 | gint i; |
| 833 | |
| 834 | for (i = 0; i < wayland_selection->stored_selections->len; i++) |
| 835 | { |
| 836 | StoredSelection *stored_selection; |
| 837 | |
| 838 | stored_selection = g_ptr_array_index (wayland_selection->stored_selections, i)((wayland_selection->stored_selections)->pdata)[i]; |
| 839 | |
| 840 | if (stored_selection->source == window && |
| 841 | stored_selection->selection_atom == selection && |
| 842 | stored_selection->type == type) |
| 843 | return stored_selection; |
| 844 | } |
| 845 | |
| 846 | return NULL((void*)0); |
| 847 | } |
| 848 | |
| 849 | static void |
| 850 | cdk_wayland_selection_reset_selection (CdkWaylandSelection *wayland_selection, |
| 851 | CdkAtom selection) |
| 852 | { |
| 853 | gint i = 0; |
| 854 | |
| 855 | while (i < wayland_selection->stored_selections->len) |
| 856 | { |
| 857 | StoredSelection *stored_selection; |
| 858 | |
| 859 | stored_selection = g_ptr_array_index (wayland_selection->stored_selections, i)((wayland_selection->stored_selections)->pdata)[i]; |
| 860 | |
| 861 | if (stored_selection->selection_atom == selection) |
| 862 | { |
| 863 | if (wayland_selection->current_request_selection == stored_selection) |
| 864 | wayland_selection->current_request_selection = NULL((void*)0); |
| 865 | |
| 866 | g_ptr_array_remove_index_fast (wayland_selection->stored_selections, i); |
| 867 | } |
| 868 | else |
| 869 | i++; |
| 870 | } |
| 871 | } |
| 872 | |
| 873 | void |
| 874 | cdk_wayland_selection_store (CdkWindow *window, |
| 875 | CdkAtom type, |
| 876 | CdkPropMode mode, |
| 877 | const guchar *data, |
| 878 | gint len) |
| 879 | { |
| 880 | CdkDisplay *display = cdk_window_get_display (window); |
| 881 | CdkWaylandSelection *selection = cdk_wayland_display_get_selection (display); |
| 882 | StoredSelection *stored_selection; |
| 883 | |
| 884 | if (type == cdk_atom_intern_static_string ("NULL")) |
| 885 | return; |
| 886 | if (!selection->current_request_selection) |
| 887 | return; |
| 888 | |
| 889 | stored_selection = selection->current_request_selection; |
| 890 | |
| 891 | if ((mode == CDK_PROP_MODE_PREPEND || |
| 892 | mode == CDK_PROP_MODE_REPLACE) && |
| 893 | stored_selection->data && |
| 894 | stored_selection->pending_writes->len > 0) |
| 895 | { |
| 896 | /* If a prepend/replace action happens, all current readers are |
| 897 | * pretty much stale. |
| 898 | */ |
| 899 | stored_selection_cancel_write (stored_selection); |
| 900 | } |
| 901 | |
| 902 | stored_selection_add_data (stored_selection, mode, data, len); |
| 903 | |
| 904 | if (stored_selection->data) |
| 905 | stored_selection_notify_write (stored_selection); |
| 906 | else |
| 907 | { |
| 908 | g_ptr_array_remove_fast (selection->stored_selections, |
| 909 | stored_selection); |
| 910 | } |
| 911 | |
| 912 | /* Handle the next CDK_SELECTION_REQUEST / store, if any */ |
| 913 | selection->current_request_selection = NULL((void*)0); |
| 914 | cdk_wayland_selection_handle_next_request (selection); |
| 915 | } |
| 916 | |
| 917 | static SelectionBuffer * |
| 918 | cdk_wayland_selection_lookup_requestor_buffer (CdkWindow *requestor) |
| 919 | { |
| 920 | CdkDisplay *display = cdk_window_get_display (requestor); |
| 921 | CdkWaylandSelection *selection = cdk_wayland_display_get_selection (display); |
| 922 | SelectionBuffer *buffer_data; |
| 923 | GHashTableIter iter; |
| 924 | gint i; |
| 925 | |
| 926 | for (i = 0; i < G_N_ELEMENTS (selection->selections)(sizeof (selection->selections) / sizeof ((selection->selections )[0])); i++) |
| 927 | { |
| 928 | g_hash_table_iter_init (&iter, selection->selections[i].buffers); |
| 929 | |
| 930 | while (g_hash_table_iter_next (&iter, NULL((void*)0), (gpointer*) &buffer_data)) |
| 931 | { |
| 932 | if (g_list_find (buffer_data->requestors, requestor)) |
| 933 | return buffer_data; |
| 934 | } |
| 935 | } |
| 936 | |
| 937 | return NULL((void*)0); |
| 938 | } |
| 939 | |
| 940 | static gboolean |
| 941 | cdk_wayland_selection_source_handles_target (CdkWaylandSelection *wayland_selection, |
| 942 | CdkAtom target) |
| 943 | { |
| 944 | CdkAtom atom; |
| 945 | guint i; |
| 946 | |
| 947 | if (target == CDK_NONE((CdkAtom)((gpointer) (gulong) (0)))) |
| 948 | return FALSE(0); |
| 949 | |
| 950 | for (i = 0; i < wayland_selection->source_targets->len; i++) |
| 951 | { |
| 952 | atom = g_array_index (wayland_selection->source_targets, CdkAtom, i)(((CdkAtom*) (void *) (wayland_selection->source_targets)-> data) [(i)]); |
| 953 | |
| 954 | if (atom == target) |
| 955 | return TRUE(!(0)); |
| 956 | } |
| 957 | |
| 958 | return FALSE(0); |
| 959 | } |
| 960 | |
| 961 | static void |
| 962 | cdk_wayland_selection_handle_next_request (CdkWaylandSelection *wayland_selection) |
| 963 | { |
| 964 | gint i; |
| 965 | |
| 966 | for (i = 0; i < wayland_selection->stored_selections->len; i++) |
| 967 | { |
| 968 | StoredSelection *stored_selection; |
| 969 | |
| 970 | stored_selection = g_ptr_array_index (wayland_selection->stored_selections, i)((wayland_selection->stored_selections)->pdata)[i]; |
| 971 | |
| 972 | if (!stored_selection->data) |
| 973 | { |
| 974 | cdk_wayland_selection_emit_request (stored_selection->source, |
| 975 | stored_selection->selection_atom, |
| 976 | stored_selection->type); |
| 977 | wayland_selection->current_request_selection = stored_selection; |
| 978 | break; |
| 979 | } |
| 980 | } |
| 981 | } |
| 982 | |
| 983 | static gboolean |
| 984 | cdk_wayland_selection_request_target (CdkWaylandSelection *wayland_selection, |
| 985 | CdkWindow *window, |
| 986 | CdkAtom selection, |
| 987 | CdkAtom target, |
| 988 | gint fd) |
| 989 | { |
| 990 | StoredSelection *stored_selection; |
| 991 | AsyncWriteData *write_data; |
| 992 | |
| 993 | if (!window || |
| 994 | !cdk_wayland_selection_source_handles_target (wayland_selection, target)) |
| 995 | { |
| 996 | close (fd); |
| 997 | return FALSE(0); |
| 998 | } |
| 999 | |
| 1000 | stored_selection = |
| 1001 | cdk_wayland_selection_find_stored_selection (wayland_selection, window, |
| 1002 | selection, target); |
| 1003 | |
| 1004 | if (stored_selection && stored_selection->data) |
| 1005 | { |
| 1006 | /* Fast path, we already have the type cached */ |
| 1007 | write_data = async_write_data_new (stored_selection, fd); |
| 1008 | async_write_data_write (write_data); |
| 1009 | return TRUE(!(0)); |
| 1010 | } |
| 1011 | |
| 1012 | if (!stored_selection) |
| 1013 | { |
| 1014 | stored_selection = stored_selection_new (wayland_selection, window, |
| 1015 | selection, target); |
| 1016 | g_ptr_array_add (wayland_selection->stored_selections, stored_selection); |
| 1017 | } |
| 1018 | |
| 1019 | write_data = async_write_data_new (stored_selection, fd); |
Value stored to 'write_data' is never read | |
| 1020 | |
| 1021 | if (!wayland_selection->current_request_selection) |
| 1022 | cdk_wayland_selection_handle_next_request (wayland_selection); |
| 1023 | |
| 1024 | return TRUE(!(0)); |
| 1025 | } |
| 1026 | |
| 1027 | static void |
| 1028 | data_source_target (void *data G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 1029 | struct wl_data_source *source, |
| 1030 | const char *mime_type) |
| 1031 | { |
| 1032 | CDK_NOTE (EVENTS,do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("data source target, source = %p, mime_type = %s", source, mime_type ); }; } while (0) |
| 1033 | g_message ("data source target, source = %p, mime_type = %s",do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("data source target, source = %p, mime_type = %s", source, mime_type ); }; } while (0) |
| 1034 | source, mime_type))do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("data source target, source = %p, mime_type = %s", source, mime_type ); }; } while (0); |
| 1035 | } |
| 1036 | |
| 1037 | static void |
| 1038 | data_source_send (void *data, |
| 1039 | struct wl_data_source *source, |
| 1040 | const char *mime_type, |
| 1041 | int32_t fd) |
| 1042 | { |
| 1043 | CdkWaylandSelection *wayland_selection = data; |
| 1044 | CdkWindow *window; |
| 1045 | CdkAtom selection; |
| 1046 | |
| 1047 | CDK_NOTE (EVENTS,do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("data source send, source = %p, mime_type = %s, fd = %d", source , mime_type, fd); }; } while (0) |
| 1048 | g_message ("data source send, source = %p, mime_type = %s, fd = %d",do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("data source send, source = %p, mime_type = %s, fd = %d", source , mime_type, fd); }; } while (0) |
| 1049 | source, mime_type, fd))do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("data source send, source = %p, mime_type = %s, fd = %d", source , mime_type, fd); }; } while (0); |
| 1050 | |
| 1051 | if (!mime_type) |
| 1052 | { |
| 1053 | close (fd); |
| 1054 | return; |
| 1055 | } |
| 1056 | |
| 1057 | if (source == wayland_selection->dnd_source) |
| 1058 | { |
| 1059 | window = wayland_selection->dnd_owner; |
| 1060 | selection = atoms[ATOM_DND]; |
| 1061 | } |
| 1062 | else if (source == wayland_selection->clipboard_source) |
| 1063 | { |
| 1064 | window = wayland_selection->clipboard_owner; |
| 1065 | selection = atoms[ATOM_CLIPBOARD]; |
| 1066 | } |
| 1067 | else |
| 1068 | { |
| 1069 | close (fd); |
| 1070 | return; |
| 1071 | } |
| 1072 | |
| 1073 | if (!window) |
| 1074 | return; |
| 1075 | |
| 1076 | cdk_wayland_selection_request_target (wayland_selection, window, |
| 1077 | selection, |
| 1078 | cdk_atom_intern (mime_type, FALSE(0)), |
| 1079 | fd); |
| 1080 | } |
| 1081 | |
| 1082 | static void |
| 1083 | data_source_cancelled (void *data, |
| 1084 | struct wl_data_source *source) |
| 1085 | { |
| 1086 | CdkWaylandSelection *wayland_selection = data; |
| 1087 | CdkDragContext *context; |
| 1088 | CdkDisplay *display; |
| 1089 | CdkAtom atom; |
| 1090 | |
| 1091 | CDK_NOTE (EVENTS,do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("data source cancelled, source = %p", source); }; } while ( 0) |
| 1092 | g_message ("data source cancelled, source = %p", source))do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("data source cancelled, source = %p", source); }; } while ( 0); |
| 1093 | |
| 1094 | display = cdk_display_get_default (); |
| 1095 | |
| 1096 | if (source == wayland_selection->dnd_source) |
| 1097 | atom = atoms[ATOM_DND]; |
| 1098 | else if (source == wayland_selection->clipboard_source) |
| 1099 | atom = atoms[ATOM_CLIPBOARD]; |
| 1100 | else |
| 1101 | return; |
| 1102 | |
| 1103 | context = cdk_wayland_drag_context_lookup_by_data_source (source); |
| 1104 | |
| 1105 | if (context) |
| 1106 | cdk_drag_context_cancel (context, CDK_DRAG_CANCEL_ERROR); |
| 1107 | |
| 1108 | emit_selection_clear (display, atom); |
| 1109 | cdk_selection_owner_set (NULL((void*)0), atom, CDK_CURRENT_TIME0L, FALSE(0)); |
| 1110 | cdk_wayland_selection_unset_data_source (display, atom); |
| 1111 | } |
| 1112 | |
| 1113 | static void |
| 1114 | data_source_dnd_drop_performed (void *data G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 1115 | struct wl_data_source *source) |
| 1116 | { |
| 1117 | CdkDragContext *context; |
| 1118 | |
| 1119 | context = cdk_wayland_drag_context_lookup_by_data_source (source); |
| 1120 | |
| 1121 | if (!context) |
| 1122 | return; |
| 1123 | |
| 1124 | g_signal_emit_by_name (context, "drop-performed", CDK_CURRENT_TIME0L); |
| 1125 | } |
| 1126 | |
| 1127 | static void |
| 1128 | data_source_dnd_finished (void *data G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 1129 | struct wl_data_source *source) |
| 1130 | { |
| 1131 | CdkDisplay *display = cdk_display_get_default (); |
| 1132 | CdkDragContext *context; |
| 1133 | |
| 1134 | context = cdk_wayland_drag_context_lookup_by_data_source (source); |
| 1135 | |
| 1136 | if (!context) |
| 1137 | return; |
| 1138 | |
| 1139 | if (context->action == CDK_ACTION_MOVE) |
| 1140 | { |
| 1141 | cdk_wayland_selection_emit_request (context->source_window, |
| 1142 | atoms[ATOM_DND], |
| 1143 | cdk_atom_intern_static_string ("DELETE")); |
| 1144 | } |
| 1145 | |
| 1146 | g_signal_emit_by_name (context, "dnd-finished"); |
| 1147 | cdk_selection_owner_set (NULL((void*)0), atoms[ATOM_DND], CDK_CURRENT_TIME0L, TRUE(!(0))); |
| 1148 | cdk_wayland_selection_clear_targetscdk_wayland_selection_clear_targets_libctk_only (display, atoms[ATOM_DND]); |
| 1149 | } |
| 1150 | |
| 1151 | static void |
| 1152 | data_source_action (void *data G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 1153 | struct wl_data_source *source, |
| 1154 | uint32_t action) |
| 1155 | { |
| 1156 | CdkDragContext *context; |
| 1157 | |
| 1158 | CDK_NOTE (EVENTS,do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("data source action, source = %p action=%x", source, action ); }; } while (0) |
| 1159 | g_message ("data source action, source = %p action=%x",do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("data source action, source = %p action=%x", source, action ); }; } while (0) |
| 1160 | source, action))do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("data source action, source = %p action=%x", source, action ); }; } while (0); |
| 1161 | |
| 1162 | context = cdk_wayland_drag_context_lookup_by_data_source (source); |
| 1163 | |
| 1164 | if (!context) |
| 1165 | return; |
| 1166 | |
| 1167 | context->action = _wl_to_cdk_actions (action); |
| 1168 | g_signal_emit_by_name (context, "action-changed", context->action); |
| 1169 | } |
| 1170 | |
| 1171 | static const struct wl_data_source_listener data_source_listener = { |
| 1172 | data_source_target, |
| 1173 | data_source_send, |
| 1174 | data_source_cancelled, |
| 1175 | data_source_dnd_drop_performed, |
| 1176 | data_source_dnd_finished, |
| 1177 | data_source_action, |
| 1178 | }; |
| 1179 | |
| 1180 | static void |
| 1181 | primary_source_send (void *data, |
| 1182 | gpointer source, |
| 1183 | const char *mime_type, |
| 1184 | int32_t fd) |
| 1185 | { |
| 1186 | CdkWaylandSelection *wayland_selection = data; |
| 1187 | |
| 1188 | CDK_NOTE (EVENTS,do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("primary source send, source = %p, mime_type = %s, fd = %d" , source, mime_type, fd); }; } while (0) |
| 1189 | g_message ("primary source send, source = %p, mime_type = %s, fd = %d",do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("primary source send, source = %p, mime_type = %s, fd = %d" , source, mime_type, fd); }; } while (0) |
| 1190 | source, mime_type, fd))do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("primary source send, source = %p, mime_type = %s, fd = %d" , source, mime_type, fd); }; } while (0); |
| 1191 | |
| 1192 | if (!mime_type || !wayland_selection->primary_owner) |
| 1193 | { |
| 1194 | close (fd); |
| 1195 | return; |
| 1196 | } |
| 1197 | |
| 1198 | cdk_wayland_selection_request_target (wayland_selection, |
| 1199 | wayland_selection->primary_owner, |
| 1200 | atoms[ATOM_PRIMARY], |
| 1201 | cdk_atom_intern (mime_type, FALSE(0)), |
| 1202 | fd); |
| 1203 | } |
| 1204 | |
| 1205 | static void |
| 1206 | ctk_primary_source_send (void *data, |
| 1207 | struct ctk_primary_selection_source *source, |
| 1208 | const char *mime_type, |
| 1209 | int32_t fd) |
| 1210 | { |
| 1211 | primary_source_send (data, (gpointer) source, mime_type, fd); |
| 1212 | } |
| 1213 | |
| 1214 | static void |
| 1215 | zwp_primary_source_v1_send (void *data, |
| 1216 | struct zwp_primary_selection_source_v1 *source, |
| 1217 | const char *mime_type, |
| 1218 | int32_t fd) |
| 1219 | { |
| 1220 | primary_source_send (data, (gpointer) source, mime_type, fd); |
| 1221 | } |
| 1222 | |
| 1223 | static void |
| 1224 | primary_source_cancelled (void *data G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 1225 | gpointer source) |
| 1226 | { |
| 1227 | CdkDisplay *display; |
| 1228 | CdkAtom atom; |
| 1229 | |
| 1230 | CDK_NOTE (EVENTS,do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("primary source cancelled, source = %p", source); }; } while (0) |
| 1231 | g_message ("primary source cancelled, source = %p", source))do { if ((_cdk_debug_flags & CDK_DEBUG_EVENTS)) { g_message ("primary source cancelled, source = %p", source); }; } while (0); |
| 1232 | |
| 1233 | display = cdk_display_get_default (); |
| 1234 | |
| 1235 | atom = atoms[ATOM_PRIMARY]; |
| 1236 | emit_selection_clear (display, atom); |
| 1237 | cdk_selection_owner_set (NULL((void*)0), atom, CDK_CURRENT_TIME0L, FALSE(0)); |
| 1238 | cdk_wayland_selection_unset_data_source (display, atom); |
| 1239 | } |
| 1240 | |
| 1241 | static void |
| 1242 | ctk_primary_source_cancelled (void *data, |
| 1243 | struct ctk_primary_selection_source *source) |
| 1244 | { |
| 1245 | primary_source_cancelled (data, source); |
| 1246 | } |
| 1247 | |
| 1248 | static void |
| 1249 | zwp_primary_source_v1_cancelled (void *data, |
| 1250 | struct zwp_primary_selection_source_v1 *source) |
| 1251 | { |
| 1252 | primary_source_cancelled (data, source); |
| 1253 | } |
| 1254 | |
| 1255 | static const struct ctk_primary_selection_source_listener ctk_primary_source_listener = { |
| 1256 | ctk_primary_source_send, |
| 1257 | ctk_primary_source_cancelled, |
| 1258 | }; |
| 1259 | |
| 1260 | static const struct zwp_primary_selection_source_v1_listener zwp_primary_source_v1_listener = { |
| 1261 | zwp_primary_source_v1_send, |
| 1262 | zwp_primary_source_v1_cancelled, |
| 1263 | }; |
| 1264 | |
| 1265 | struct wl_data_source * |
| 1266 | cdk_wayland_selection_get_data_source (CdkWindow *owner, |
| 1267 | CdkAtom selection) |
| 1268 | { |
| 1269 | CdkDisplay *display = cdk_window_get_display (owner); |
| 1270 | CdkWaylandSelection *wayland_selection = cdk_wayland_display_get_selection (display); |
| 1271 | gpointer source = NULL((void*)0); |
| 1272 | CdkWaylandDisplay *display_wayland; |
| 1273 | |
| 1274 | if (selection == atoms[ATOM_DND]) |
| 1275 | { |
| 1276 | if (wayland_selection->dnd_source && |
| 1277 | (!owner || owner == wayland_selection->dnd_owner)) |
| 1278 | return wayland_selection->dnd_source; |
| 1279 | } |
| 1280 | else if (selection == atoms[ATOM_PRIMARY]) |
| 1281 | { |
| 1282 | if (wayland_selection->primary_source && |
| 1283 | (!owner || owner == wayland_selection->primary_owner)) |
| 1284 | return wayland_selection->primary_source; |
| 1285 | |
| 1286 | if (wayland_selection->primary_source) |
| 1287 | { |
| 1288 | primary_selection_source_destroy (wayland_selection->primary_source); |
| 1289 | wayland_selection->primary_source = NULL((void*)0); |
| 1290 | } |
| 1291 | } |
| 1292 | else if (selection == atoms[ATOM_CLIPBOARD]) |
| 1293 | { |
| 1294 | if (wayland_selection->clipboard_source && |
| 1295 | (!owner || owner == wayland_selection->clipboard_owner)) |
| 1296 | return wayland_selection->clipboard_source; |
| 1297 | |
| 1298 | if (wayland_selection->clipboard_source) |
| 1299 | { |
| 1300 | wl_data_source_destroy (wayland_selection->clipboard_source); |
| 1301 | wayland_selection->clipboard_source = NULL((void*)0); |
| 1302 | } |
| 1303 | } |
| 1304 | else |
| 1305 | return NULL((void*)0); |
| 1306 | |
| 1307 | if (!owner) |
| 1308 | return NULL((void*)0); |
| 1309 | |
| 1310 | display_wayland = CDK_WAYLAND_DISPLAY (cdk_window_get_display (owner))((((CdkWaylandDisplay*) (void *) g_type_check_instance_cast ( (GTypeInstance*) ((cdk_window_get_display (owner))), ((cdk_wayland_display_get_type ())))))); |
| 1311 | |
| 1312 | if (selection == atoms[ATOM_PRIMARY]) |
| 1313 | { |
| 1314 | if (display_wayland->zwp_primary_selection_manager_v1) |
| 1315 | { |
| 1316 | source = zwp_primary_selection_device_manager_v1_create_source (display_wayland->zwp_primary_selection_manager_v1); |
| 1317 | zwp_primary_selection_source_v1_add_listener (source, |
| 1318 | &zwp_primary_source_v1_listener, |
| 1319 | wayland_selection); |
| 1320 | } |
| 1321 | else if (display_wayland->ctk_primary_selection_manager) |
| 1322 | { |
| 1323 | source = ctk_primary_selection_device_manager_create_source (display_wayland->ctk_primary_selection_manager); |
| 1324 | ctk_primary_selection_source_add_listener (source, |
| 1325 | &ctk_primary_source_listener, |
| 1326 | wayland_selection); |
| 1327 | } |
| 1328 | } |
| 1329 | else |
| 1330 | { |
| 1331 | source = wl_data_device_manager_create_data_source (display_wayland->data_device_manager); |
| 1332 | wl_data_source_add_listener (source, |
| 1333 | &data_source_listener, |
| 1334 | wayland_selection); |
| 1335 | } |
| 1336 | |
| 1337 | if (selection == atoms[ATOM_DND]) |
| 1338 | wayland_selection->dnd_source = source; |
| 1339 | else if (selection == atoms[ATOM_PRIMARY]) |
| 1340 | wayland_selection->primary_source = source; |
| 1341 | else if (selection == atoms[ATOM_CLIPBOARD]) |
| 1342 | wayland_selection->clipboard_source = source; |
| 1343 | |
| 1344 | return source; |
| 1345 | } |
| 1346 | |
| 1347 | void |
| 1348 | cdk_wayland_selection_unset_data_source (CdkDisplay *display, |
| 1349 | CdkAtom selection) |
| 1350 | { |
| 1351 | CdkWaylandSelection *wayland_selection = cdk_wayland_display_get_selection (display); |
| 1352 | |
| 1353 | if (selection == atoms[ATOM_CLIPBOARD]) |
| 1354 | { |
| 1355 | if (wayland_selection->clipboard_source) |
| 1356 | { |
| 1357 | wl_data_source_destroy (wayland_selection->clipboard_source); |
| 1358 | wayland_selection->clipboard_source = NULL((void*)0); |
| 1359 | } |
| 1360 | } |
| 1361 | else if (selection == atoms[ATOM_PRIMARY]) |
| 1362 | { |
| 1363 | if (wayland_selection->primary_source) |
| 1364 | { |
| 1365 | primary_selection_source_destroy (wayland_selection->primary_source); |
| 1366 | wayland_selection->primary_source = NULL((void*)0); |
| 1367 | } |
| 1368 | } |
| 1369 | else if (selection == atoms[ATOM_DND]) |
| 1370 | { |
| 1371 | wayland_selection->dnd_source = NULL((void*)0); |
| 1372 | } |
| 1373 | } |
| 1374 | |
| 1375 | CdkWindow * |
| 1376 | _cdk_wayland_display_get_selection_owner (CdkDisplay *display, |
| 1377 | CdkAtom selection) |
| 1378 | { |
| 1379 | CdkWaylandSelection *wayland_selection = cdk_wayland_display_get_selection (display); |
| 1380 | |
| 1381 | if (selection == atoms[ATOM_CLIPBOARD]) |
| 1382 | return wayland_selection->clipboard_owner; |
| 1383 | else if (selection == atoms[ATOM_PRIMARY]) |
| 1384 | return wayland_selection->primary_owner; |
| 1385 | else if (selection == atoms[ATOM_DND]) |
| 1386 | return wayland_selection->dnd_owner; |
| 1387 | |
| 1388 | return NULL((void*)0); |
| 1389 | } |
| 1390 | |
| 1391 | gboolean |
| 1392 | _cdk_wayland_display_set_selection_owner (CdkDisplay *display, |
| 1393 | CdkWindow *owner, |
| 1394 | CdkAtom selection, |
| 1395 | guint32 time G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 1396 | gboolean send_event) |
| 1397 | { |
| 1398 | CdkWaylandSelection *wayland_selection = cdk_wayland_display_get_selection (display); |
| 1399 | CdkSeat *seat = cdk_display_get_default_seat (display); |
| 1400 | |
| 1401 | cdk_wayland_selection_reset_selection (wayland_selection, selection); |
| 1402 | |
| 1403 | if (selection == atoms[ATOM_CLIPBOARD]) |
| 1404 | { |
| 1405 | wayland_selection->clipboard_owner = owner; |
| 1406 | if (send_event && !owner) |
| 1407 | { |
| 1408 | cdk_wayland_seat_set_selection (seat, NULL((void*)0)); |
| 1409 | cdk_wayland_selection_unset_data_source (display, selection); |
| 1410 | } |
| 1411 | return TRUE(!(0)); |
| 1412 | } |
| 1413 | else if (selection == atoms[ATOM_PRIMARY]) |
| 1414 | { |
| 1415 | wayland_selection->primary_owner = owner; |
| 1416 | if (send_event && !owner) |
| 1417 | { |
| 1418 | cdk_wayland_seat_set_primary (seat, NULL((void*)0)); |
| 1419 | cdk_wayland_selection_unset_data_source (display, selection); |
| 1420 | } |
| 1421 | return TRUE(!(0)); |
| 1422 | } |
| 1423 | else if (selection == atoms[ATOM_DND]) |
| 1424 | { |
| 1425 | wayland_selection->dnd_owner = owner; |
| 1426 | return TRUE(!(0)); |
| 1427 | } |
| 1428 | |
| 1429 | return FALSE(0); |
| 1430 | } |
| 1431 | |
| 1432 | void |
| 1433 | _cdk_wayland_display_send_selection_notify (CdkDisplay *display, |
| 1434 | CdkWindow *requestor G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 1435 | CdkAtom selection G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 1436 | CdkAtom target G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 1437 | CdkAtom property, |
| 1438 | guint32 time G_GNUC_UNUSED__attribute__ ((__unused__))) |
| 1439 | { |
| 1440 | CdkWaylandSelection *wayland_selection; |
| 1441 | |
| 1442 | if (property != CDK_NONE((CdkAtom)((gpointer) (gulong) (0)))) |
| 1443 | return; |
| 1444 | |
| 1445 | wayland_selection = cdk_wayland_display_get_selection (display); |
| 1446 | |
| 1447 | if (!wayland_selection->current_request_selection) |
| 1448 | return; |
| 1449 | |
| 1450 | g_ptr_array_remove_fast (wayland_selection->stored_selections, |
| 1451 | wayland_selection->current_request_selection); |
| 1452 | |
| 1453 | /* Handle the next CDK_SELECTION_REQUEST / store, if any */ |
| 1454 | wayland_selection->current_request_selection = NULL((void*)0); |
| 1455 | cdk_wayland_selection_handle_next_request (wayland_selection); |
| 1456 | } |
| 1457 | |
| 1458 | gint |
| 1459 | _cdk_wayland_display_get_selection_property (CdkDisplay *display G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 1460 | CdkWindow *requestor, |
| 1461 | guchar **data, |
| 1462 | CdkAtom *ret_type, |
| 1463 | gint *ret_format) |
| 1464 | { |
| 1465 | SelectionBuffer *buffer_data; |
| 1466 | gsize len; |
| 1467 | |
| 1468 | buffer_data = cdk_wayland_selection_lookup_requestor_buffer (requestor); |
| 1469 | |
| 1470 | if (!buffer_data) |
| 1471 | return 0; |
| 1472 | |
| 1473 | selection_buffer_remove_requestor (buffer_data, requestor); |
| 1474 | len = buffer_data->data->len; |
| 1475 | |
| 1476 | if (data) |
| 1477 | { |
| 1478 | guchar *buffer; |
| 1479 | |
| 1480 | buffer = g_new0 (guchar, len + 1)((guchar *) g_malloc0_n ((len + 1), sizeof (guchar))); |
| 1481 | memcpy (buffer, buffer_data->data->data, len); |
| 1482 | *data = buffer; |
| 1483 | } |
| 1484 | |
| 1485 | if (buffer_data->target == cdk_atom_intern_static_string ("TARGETS")) |
| 1486 | { |
| 1487 | if (ret_type) |
| 1488 | *ret_type = CDK_SELECTION_TYPE_ATOM((CdkAtom)((gpointer) (gulong) (4))); |
| 1489 | if (ret_format) |
| 1490 | *ret_format = 32; |
| 1491 | } |
| 1492 | else |
| 1493 | { |
| 1494 | if (ret_type) |
| 1495 | *ret_type = buffer_data->target; |
| 1496 | if (ret_format) |
| 1497 | *ret_format = 8; |
| 1498 | } |
| 1499 | |
| 1500 | return len; |
| 1501 | } |
| 1502 | |
| 1503 | static void |
| 1504 | emit_empty_selection_notify (CdkWindow *requestor, |
| 1505 | CdkAtom selection, |
| 1506 | CdkAtom target) |
| 1507 | { |
| 1508 | CdkEvent *event; |
| 1509 | |
| 1510 | event = cdk_event_new (CDK_SELECTION_NOTIFY); |
| 1511 | event->selection.window = g_object_ref (requestor)((__typeof__ (requestor)) (g_object_ref) (requestor)); |
| 1512 | event->selection.send_event = FALSE(0); |
| 1513 | event->selection.selection = selection; |
| 1514 | event->selection.target = target; |
| 1515 | event->selection.property = CDK_NONE((CdkAtom)((gpointer) (gulong) (0))); |
| 1516 | event->selection.time = CDK_CURRENT_TIME0L; |
| 1517 | event->selection.requestor = g_object_ref (requestor)((__typeof__ (requestor)) (g_object_ref) (requestor)); |
| 1518 | |
| 1519 | cdk_event_put (event); |
| 1520 | cdk_event_free (event); |
| 1521 | } |
| 1522 | |
| 1523 | static void |
| 1524 | emit_selection_clear (CdkDisplay *display, |
| 1525 | CdkAtom selection) |
| 1526 | { |
| 1527 | CdkEvent *event; |
| 1528 | CdkWindow *window; |
| 1529 | |
| 1530 | event = cdk_event_new (CDK_SELECTION_CLEAR); |
| 1531 | event->selection.selection = selection; |
| 1532 | event->selection.time = CDK_CURRENT_TIME0L; |
| 1533 | |
| 1534 | window = _cdk_wayland_display_get_selection_owner (display, selection); |
| 1535 | if (window != NULL((void*)0)) |
| 1536 | { |
| 1537 | event->selection.window = g_object_ref (window)((__typeof__ (window)) (g_object_ref) (window)); |
| 1538 | event->selection.requestor = g_object_ref (window)((__typeof__ (window)) (g_object_ref) (window)); |
| 1539 | } |
| 1540 | |
| 1541 | cdk_event_put (event); |
| 1542 | cdk_event_free (event); |
| 1543 | } |
| 1544 | |
| 1545 | void |
| 1546 | _cdk_wayland_display_convert_selection (CdkDisplay *display, |
| 1547 | CdkWindow *requestor, |
| 1548 | CdkAtom selection, |
| 1549 | CdkAtom target, |
| 1550 | guint32 time G_GNUC_UNUSED__attribute__ ((__unused__))) |
| 1551 | { |
| 1552 | CdkWaylandDisplay *display_wayland = CDK_WAYLAND_DISPLAY (display)((((CdkWaylandDisplay*) (void *) g_type_check_instance_cast ( (GTypeInstance*) ((display)), ((cdk_wayland_display_get_type( ))))))); |
| 1553 | CdkWaylandSelection *wayland_selection = cdk_wayland_display_get_selection (display); |
| 1554 | const SelectionData *selection_data; |
| 1555 | SelectionBuffer *buffer_data; |
| 1556 | gpointer offer; |
| 1557 | gchar *mimetype; |
| 1558 | GList *target_list; |
| 1559 | |
| 1560 | selection_data = selection_lookup_offer_by_atom (wayland_selection, selection); |
| 1561 | if (!selection_data) |
| 1562 | { |
| 1563 | emit_empty_selection_notify (requestor, selection, target); |
| 1564 | return; |
| 1565 | } |
| 1566 | |
| 1567 | offer = cdk_wayland_selection_get_offer (display, selection); |
| 1568 | target_list = cdk_wayland_selection_get_targets (display, selection); |
| 1569 | |
| 1570 | if (!offer || target == cdk_atom_intern_static_string ("DELETE")) |
| 1571 | { |
| 1572 | emit_empty_selection_notify (requestor, selection, target); |
| 1573 | return; |
| 1574 | } |
| 1575 | |
| 1576 | mimetype = cdk_atom_name (target); |
| 1577 | |
| 1578 | if (target != cdk_atom_intern_static_string ("TARGETS")) |
| 1579 | { |
| 1580 | if (!g_list_find (target_list, CDK_ATOM_TO_POINTER (target)(target))) |
| 1581 | { |
| 1582 | emit_empty_selection_notify (requestor, selection, target); |
| 1583 | return; |
| 1584 | } |
| 1585 | |
| 1586 | if (selection != atoms[ATOM_PRIMARY]) |
| 1587 | wl_data_offer_accept (offer, |
| 1588 | _cdk_wayland_display_get_serial (CDK_WAYLAND_DISPLAY (display)((((CdkWaylandDisplay*) (void *) g_type_check_instance_cast ( (GTypeInstance*) ((display)), ((cdk_wayland_display_get_type( )))))))), |
| 1589 | mimetype); |
| 1590 | } |
| 1591 | |
| 1592 | buffer_data = g_hash_table_lookup (selection_data->buffers, target); |
| 1593 | |
| 1594 | if (buffer_data) |
| 1595 | selection_buffer_add_requestor (buffer_data, requestor); |
| 1596 | else |
| 1597 | { |
| 1598 | GInputStream *stream = NULL((void*)0); |
| 1599 | int natoms = 0; |
| 1600 | CdkAtom *targets = NULL((void*)0); |
| 1601 | |
| 1602 | if (target == cdk_atom_intern_static_string ("TARGETS")) |
| 1603 | { |
| 1604 | gint i = 0; |
| 1605 | GList *l; |
| 1606 | |
| 1607 | natoms = g_list_length (target_list); |
| 1608 | targets = g_new0 (CdkAtom, natoms)((CdkAtom *) g_malloc0_n ((natoms), sizeof (CdkAtom))); |
| 1609 | |
| 1610 | for (l = target_list; l; l = l->next) |
| 1611 | targets[i++] = l->data; |
| 1612 | } |
| 1613 | else |
| 1614 | { |
| 1615 | int pipe_fd[2]; |
| 1616 | |
| 1617 | g_unix_open_pipe (pipe_fd, FD_CLOEXEC1, NULL((void*)0)); |
| 1618 | |
| 1619 | if (selection == atoms[ATOM_PRIMARY]) |
| 1620 | { |
| 1621 | if (display_wayland->zwp_primary_selection_manager_v1) |
| 1622 | zwp_primary_selection_offer_v1_receive (offer, mimetype, pipe_fd[1]); |
| 1623 | else if (display_wayland->ctk_primary_selection_manager) |
| 1624 | ctk_primary_selection_offer_receive (offer, mimetype, pipe_fd[1]); |
| 1625 | } |
| 1626 | else |
| 1627 | { |
| 1628 | wl_data_offer_receive (offer, mimetype, pipe_fd[1]); |
| 1629 | } |
| 1630 | |
| 1631 | stream = g_unix_input_stream_new (pipe_fd[0], TRUE(!(0))); |
| 1632 | close (pipe_fd[1]); |
| 1633 | } |
| 1634 | |
| 1635 | buffer_data = selection_buffer_new (stream, selection, target); |
| 1636 | selection_buffer_add_requestor (buffer_data, requestor); |
| 1637 | |
| 1638 | if (stream) |
| 1639 | g_object_unref (stream); |
| 1640 | |
| 1641 | if (targets) |
| 1642 | { |
| 1643 | /* Store directly the local atoms */ |
| 1644 | selection_buffer_append_data (buffer_data, targets, natoms * sizeof (CdkAtom)); |
| 1645 | g_free (targets); |
| 1646 | } |
| 1647 | |
| 1648 | g_hash_table_insert (selection_data->buffers, |
| 1649 | CDK_ATOM_TO_POINTER (target)(target), |
| 1650 | buffer_data); |
| 1651 | } |
| 1652 | |
| 1653 | if (!buffer_data->stream) |
| 1654 | selection_buffer_notify (buffer_data); |
| 1655 | |
| 1656 | g_free (mimetype); |
| 1657 | } |
| 1658 | |
| 1659 | gint |
| 1660 | _cdk_wayland_display_text_property_to_utf8_list (CdkDisplay *display G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 1661 | CdkAtom encoding G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 1662 | gint format G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 1663 | const guchar *text, |
| 1664 | gint length, |
| 1665 | gchar ***list) |
| 1666 | { |
| 1667 | GPtrArray *array; |
| 1668 | const gchar *ptr; |
| 1669 | gsize chunk_len; |
| 1670 | gchar *copy; |
| 1671 | guint nitems; |
| 1672 | |
| 1673 | ptr = (const gchar *) text; |
| 1674 | array = g_ptr_array_new (); |
| 1675 | |
| 1676 | while (ptr < (const gchar *) &text[length]) |
| 1677 | { |
| 1678 | chunk_len = strlen (ptr); |
| 1679 | |
| 1680 | if (g_utf8_validate (ptr, chunk_len, NULL((void*)0))) |
| 1681 | { |
| 1682 | copy = g_strndup (ptr, chunk_len); |
| 1683 | g_ptr_array_add (array, copy); |
| 1684 | } |
| 1685 | |
| 1686 | ptr = &ptr[chunk_len + 1]; |
| 1687 | } |
| 1688 | |
| 1689 | nitems = array->len; |
| 1690 | g_ptr_array_add (array, NULL((void*)0)); |
| 1691 | |
| 1692 | if (list) |
| 1693 | *list = (gchar **) g_ptr_array_free (array, FALSE(0)); |
| 1694 | else |
| 1695 | g_ptr_array_free (array, TRUE(!(0))); |
| 1696 | |
| 1697 | return nitems; |
| 1698 | } |
| 1699 | |
| 1700 | /* This function has been copied straight from the x11 backend */ |
| 1701 | static gchar * |
| 1702 | sanitize_utf8 (const gchar *src, |
| 1703 | gboolean return_latin1) |
| 1704 | { |
| 1705 | gint len = strlen (src); |
| 1706 | GString *result = g_string_sized_new (len); |
| 1707 | const gchar *p = src; |
| 1708 | |
| 1709 | while (*p) |
| 1710 | { |
| 1711 | if (*p == '\r') |
| 1712 | { |
| 1713 | p++; |
| 1714 | if (*p == '\n') |
| 1715 | p++; |
| 1716 | |
| 1717 | g_string_append_c (result, '\n')g_string_append_c_inline (result, '\n'); |
| 1718 | } |
| 1719 | else |
| 1720 | { |
| 1721 | gunichar ch = g_utf8_get_char (p); |
| 1722 | |
| 1723 | if (!((ch < 0x20 && ch != '\t' && ch != '\n') || (ch >= 0x7f && ch < 0xa0))) |
| 1724 | { |
| 1725 | if (return_latin1) |
| 1726 | { |
| 1727 | if (ch <= 0xff) |
| 1728 | g_string_append_c (result, ch)g_string_append_c_inline (result, ch); |
| 1729 | else |
| 1730 | g_string_append_printf (result, |
| 1731 | ch < 0x10000 ? "\\u%04x" : "\\U%08x", |
| 1732 | ch); |
| 1733 | } |
| 1734 | else |
| 1735 | { |
| 1736 | char buf[7]; |
| 1737 | gint buflen; |
| 1738 | |
| 1739 | buflen = g_unichar_to_utf8 (ch, buf); |
| 1740 | g_string_append_len (result, buf, buflen)g_string_append_len_inline (result, buf, buflen); |
| 1741 | } |
| 1742 | } |
| 1743 | |
| 1744 | p = g_utf8_next_char (p)((p) + g_utf8_skip[*(const guchar *)(p)]); |
| 1745 | } |
| 1746 | } |
| 1747 | |
| 1748 | return g_string_free (result, FALSE)(__builtin_constant_p ((0)) ? (((0)) ? (g_string_free) ((result ), ((0))) : g_string_free_and_steal (result)) : (g_string_free ) ((result), ((0)))); |
| 1749 | } |
| 1750 | |
| 1751 | gchar * |
| 1752 | _cdk_wayland_display_utf8_to_string_target (CdkDisplay *display G_GNUC_UNUSED__attribute__ ((__unused__)), |
| 1753 | const gchar *str) |
| 1754 | { |
| 1755 | /* This is mainly needed when interfacing with old clients through |
| 1756 | * Xwayland, the STRING target could be used, and passed as-is |
| 1757 | * by the compositor. |
| 1758 | * |
| 1759 | * There's already some handling of this atom (aka "mimetype" in |
| 1760 | * this backend) in common code, so we end up in this vfunc. |
| 1761 | */ |
| 1762 | return sanitize_utf8 (str, TRUE(!(0))); |
| 1763 | } |
| 1764 | |
| 1765 | void |
| 1766 | cdk_wayland_selection_add_targetscdk_wayland_selection_add_targets_libctk_only (CdkWindow *window, |
| 1767 | CdkAtom selection, |
| 1768 | guint ntargets, |
| 1769 | CdkAtom *targets) |
| 1770 | { |
| 1771 | CdkDisplay *display = cdk_window_get_display (window); |
| 1772 | CdkWaylandSelection *wayland_selection = cdk_wayland_display_get_selection (display); |
| 1773 | gpointer data_source; |
| 1774 | guint i; |
| 1775 | |
| 1776 | g_return_if_fail (CDK_IS_WINDOW (window))do { if (((((__extension__ ({ GTypeInstance *__inst = (GTypeInstance *) ((window)); GType __t = ((cdk_window_get_type ())); gboolean __r; if (!__inst) __r = (0); else if (__inst->g_class && __inst->g_class->g_type == __t) __r = (!(0)); else __r = g_type_check_instance_is_a (__inst, __t); __r; })))))) { } else { g_return_if_fail_warning ("Cdk", ((const char*) (__func__ )), "CDK_IS_WINDOW (window)"); return; } } while (0); |
| 1777 | |
| 1778 | data_source = cdk_wayland_selection_get_data_source (window, selection); |
| 1779 | |
| 1780 | if (!data_source) |
| 1781 | return; |
| 1782 | |
| 1783 | g_array_append_vals (wayland_selection->source_targets, targets, ntargets); |
| 1784 | |
| 1785 | for (i = 0; i < ntargets; i++) |
| 1786 | { |
| 1787 | gchar *mimetype = cdk_atom_name (targets[i]); |
| 1788 | |
| 1789 | wl_data_source_offer (data_source, mimetype); |
| 1790 | g_free (mimetype); |
| 1791 | } |
| 1792 | |
| 1793 | if (selection == atoms[ATOM_CLIPBOARD]) |
| 1794 | { |
| 1795 | CdkSeat *seat; |
| 1796 | |
| 1797 | seat = cdk_display_get_default_seat (display); |
| 1798 | cdk_wayland_seat_set_selection (seat, data_source); |
| 1799 | } |
| 1800 | else if (selection == atoms[ATOM_PRIMARY]) |
| 1801 | { |
| 1802 | CdkSeat *seat; |
| 1803 | |
| 1804 | seat = cdk_display_get_default_seat (display); |
| 1805 | cdk_wayland_seat_set_primary (seat, data_source); |
| 1806 | } |
| 1807 | } |
| 1808 | |
| 1809 | void |
| 1810 | cdk_wayland_selection_clear_targetscdk_wayland_selection_clear_targets_libctk_only (CdkDisplay *display, |
| 1811 | CdkAtom selection) |
| 1812 | { |
| 1813 | CdkWaylandSelection *wayland_selection = cdk_wayland_display_get_selection (display); |
| 1814 | |
| 1815 | wayland_selection->requested_target = CDK_NONE((CdkAtom)((gpointer) (gulong) (0))); |
| 1816 | g_array_set_size (wayland_selection->source_targets, 0); |
| 1817 | cdk_wayland_selection_unset_data_source (display, selection); |
| 1818 | } |
| 1819 | |
| 1820 | gboolean |
| 1821 | cdk_wayland_selection_set_current_offer_actions (CdkDisplay *display, |
| 1822 | uint32_t action) |
| 1823 | { |
| 1824 | CdkWaylandDisplay *display_wayland = CDK_WAYLAND_DISPLAY (display)((((CdkWaylandDisplay*) (void *) g_type_check_instance_cast ( (GTypeInstance*) ((display)), ((cdk_wayland_display_get_type( ))))))); |
| 1825 | struct wl_data_offer *offer; |
| 1826 | uint32_t all_actions = 0; |
| 1827 | |
| 1828 | offer = cdk_wayland_selection_get_offer (display, atoms[ATOM_DND]); |
| 1829 | |
| 1830 | if (!offer) |
| 1831 | return FALSE(0); |
| 1832 | |
| 1833 | if (action != 0) |
| 1834 | all_actions = WL_DATA_DEVICE_MANAGER_DND_ACTION_COPY | |
| 1835 | WL_DATA_DEVICE_MANAGER_DND_ACTION_MOVE | |
| 1836 | WL_DATA_DEVICE_MANAGER_DND_ACTION_ASK; |
| 1837 | |
| 1838 | if (display_wayland->data_device_manager_version >= |
| 1839 | WL_DATA_OFFER_SET_ACTIONS_SINCE_VERSION3) |
| 1840 | wl_data_offer_set_actions (offer, all_actions, action); |
| 1841 | return TRUE(!(0)); |
| 1842 | } |