src/lib/elm_cnp.c

   1 #ifdef HAVE_CONFIG_H
   2 # include "elementary_config.h"
   3 #endif
   4 #include <Elementary.h>
   5 #include "elm_priv.h"
   6
   7 #ifdef HAVE_MMAN_H
   8 # include <sys/mman.h>
   9 #endif
  10
  11 #ifdef HAVE_ELEMENTARY_X
  12
  13 #define ARRAYINIT(foo)  [foo] =
  14
  15 //#define DEBUGON 1
  16
  17 #ifdef DEBUGON
  18 # define cnp_debug(x...) fprintf(stderr, __FILE__": " x)
  19 #else
  20 # define cnp_debug(x...)
  21 #endif
  22
  23 typedef struct _Cnp_Selection Cnp_Selection;
  24 typedef struct _Escape        Escape;
  25 typedef struct _Tmp_Info      Tmp_Info;
  26 typedef struct _Cnp_Atom      Cnp_Atom;
  27 typedef struct _Saved_Type    Saved_Type;
  28 typedef struct _Dropable      Dropable;
  29
  30 typedef Eina_Bool (*Converter_Fn_Cb)     (char *target, void *data, int size, void **data_ret, int *size_ret, Ecore_X_Atom *ttype, int *typesize);
  31 typedef int       (*Response_Handler_Cb) (Cnp_Selection *sel, Ecore_X_Event_Selection_Notify *);
  32 typedef int       (*Notify_Handler_Cb)   (Cnp_Selection *sel, Ecore_X_Event_Selection_Notify *);
  33
  34 enum
  35 {
  36    CNP_ATOM_TARGETS = 0,
  37    CNP_ATOM_ATOM,
  38    CNP_ATOM_LISTING_ATOMS = CNP_ATOM_ATOM,
  39    CNP_ATOM_text_uri,
  40    CNP_ATOM_text_urilist,
  41    CNP_ATOM_text_x_vcard,
  42    CNP_ATOM_image_png,
  43    CNP_ATOM_image_jpeg,
  44    CNP_ATOM_image_bmp,
  45    CNP_ATOM_image_gif,
  46    CNP_ATOM_image_tiff,
  47    CNP_ATOM_image_svg,
  48    CNP_ATOM_image_xpm,
  49    CNP_ATOM_image_tga,
  50    CNP_ATOM_image_ppm,
  51    CNP_ATOM_XELM,
  52    CNP_ATOM_text_html_utf8,
  53    CNP_ATOM_text_html,
  54    CNP_ATOM_UTF8STRING,
  55    CNP_ATOM_STRING,
  56    CNP_ATOM_TEXT,
  57    CNP_ATOM_text_plain_utf8,
  58    CNP_ATOM_text_plain,
  59
  60    CNP_N_ATOMS,
  61 };
  62
  63 struct _Cnp_Selection
  64 {
  65    const char          *debug;
  66    Evas_Object         *widget;
  67    char                *selbuf;
  68    Evas_Object         *requestwidget;
  69    void                *udata;
  70    Elm_Sel_Format  requestformat;
  71    Elm_Drop_Cb          datacb;
  72    Eina_Bool      (*set)     (Ecore_X_Window, const void *data, int size);
  73    Eina_Bool      (*clear)   (void);
  74    void           (*request) (Ecore_X_Window, const char *target);
  75
  76    Elm_Sel_Format  format;
  77    Ecore_X_Selection    ecore_sel;
  78
  79    Eina_Bool         active : 1;
  80 };
  81
  82 struct _Escape
  83 {
  84    const char *escape;
  85    const char *value;
  86 };
  87
  88 struct _Tmp_Info
  89 {
  90    char *filename;
  91    void *map;
  92    int   fd;
  93    int   len;
  94 };
  95
  96 struct _Cnp_Atom
  97 {
  98    const char          *name;
  99    Elm_Sel_Format  formats;
 100    /* Called by ecore to do conversion */
 101    Converter_Fn_Cb      converter;
 102    Response_Handler_Cb  response;
 103    Notify_Handler_Cb    notify;
 104    /* Atom */
 105    Ecore_X_Atom         atom;
 106 };
 107
 108 struct _Saved_Type
 109 {
 110    const char  **types;
 111    char         *imgfile;
 112    int           ntypes;
 113    int           x, y;
 114    Eina_Bool     textreq: 1;
 115 };
 116
 117 struct _Dropable
 118 {
 119    Evas_Object         *obj;
 120    /* FIXME: Cache window */
 121    Elm_Sel_Format  types;
 122    Elm_Drop_Cb          dropcb;
 123    void                *cbdata;
 124 };
 125
 126 static Tmp_Info *elm_cnp_tempfile_create(int size);
 127 static int tmpinfo_free(Tmp_Info *tmp);
 128
 129 static Eina_Bool _elm_cnp_init(void);
 130 static Eina_Bool selection_clear(void *udata __UNUSED__, int type, void *event);
 131 static Eina_Bool selection_notify(void *udata __UNUSED__, int type, void *event);
 132
 133 static Eina_Bool targets_converter(char *target, void *data, int size, void **data_ret, int *size_ret, Ecore_X_Atom *ttype, int *typesize);
 134 static Eina_Bool text_converter(char *target, void *data, int size, void **data_ret, int *size_ret, Ecore_X_Atom *ttype, int *typesize);
 135 static Eina_Bool general_converter(char *target, void *data, int size, void **data_ret, int *size_ret, Ecore_X_Atom *ttype, int *typesize);
 136 static Eina_Bool image_converter(char *target, void *data, int size, void **data_ret, int *size_ret, Ecore_X_Atom *ttype, int *typesize);
 137 static Eina_Bool vcard_send(char *target, void *data, int size, void **data_ret, int *size_ret, Ecore_X_Atom *ttype, int *typesize);
 138
 139 static int response_handler_targets(Cnp_Selection *sel, Ecore_X_Event_Selection_Notify *);
 140
 141 static int notify_handler_targets(Cnp_Selection *sel, Ecore_X_Event_Selection_Notify *notify);
 142 static int notify_handler_text(Cnp_Selection *sel, Ecore_X_Event_Selection_Notify *notify);
 143 static int notify_handler_image(Cnp_Selection *sel, Ecore_X_Event_Selection_Notify *notify);
 144 static int notify_handler_uri(Cnp_Selection *sel, Ecore_X_Event_Selection_Notify *notify);
 145 static int notify_handler_edje(Cnp_Selection *sel, Ecore_X_Event_Selection_Notify *notify);
 146 static int notify_handler_html(Cnp_Selection *sel, Ecore_X_Event_Selection_Notify *notify);
 147 static int vcard_receive(Cnp_Selection *sed, Ecore_X_Event_Selection_Notify *notify);
 148
 149 static Eina_Bool pasteimage_append(char *file, Evas_Object *entry);
 150 static void entry_insert_filter(Evas_Object* entry, char* str);
 151
 152 static Cnp_Atom atoms[CNP_N_ATOMS] = {
 153      [CNP_ATOM_TARGETS] = {
 154           "TARGETS",
 155           ELM_SEL_FORMAT_TARGETS,
 156           targets_converter,
 157           response_handler_targets,
 158           notify_handler_targets,
 159           0
 160      },
 161      [CNP_ATOM_ATOM] = {
 162           "ATOM", // for opera browser
 163           ELM_SEL_FORMAT_TARGETS,
 164           targets_converter,
 165           response_handler_targets,
 166           notify_handler_targets,
 167           0
 168      },
 169      [CNP_ATOM_XELM] =  {
 170           "application/x-elementary-markup",
 171           ELM_SEL_FORMAT_MARKUP,
 172           general_converter,
 173           NULL,
 174           notify_handler_edje,
 175           0
 176      },
 177      [CNP_ATOM_text_uri] = {
 178           "text/uri",
 179           ELM_SEL_FORMAT_IMAGE, /* Either images or entries */
 180           general_converter,
 181           NULL,
 182           notify_handler_uri,
 183           0
 184      },
 185      [CNP_ATOM_text_urilist] = {
 186           "text/uri-list",
 187           ELM_SEL_FORMAT_IMAGE,
 188           general_converter,
 189           NULL,
 190           notify_handler_uri,
 191           0
 192      },
 193      [CNP_ATOM_text_x_vcard] = {
 194           "text/x-vcard",
 195           ELM_SEL_FORMAT_VCARD,
 196           vcard_send, NULL,
 197           vcard_receive, 0
 198      },
 199      [CNP_ATOM_image_png] = {
 200           "image/png",
 201           ELM_SEL_FORMAT_IMAGE,
 202           image_converter,
 203           NULL,
 204           notify_handler_image,
 205           0
 206      },
 207      [CNP_ATOM_image_jpeg] = {
 208           "image/jpeg",
 209           ELM_SEL_FORMAT_IMAGE,
 210           image_converter,
 211           NULL,
 212           notify_handler_image,/* Raw image data is the same */
 213           0
 214      },
 215      [CNP_ATOM_image_bmp] = {
 216           "image/x-ms-bmp",
 217           ELM_SEL_FORMAT_IMAGE,
 218           image_converter,
 219           NULL,
 220           notify_handler_image,/* Raw image data is the same */
 221           0
 222      },
 223      [CNP_ATOM_image_gif] = {
 224           "image/gif",
 225           ELM_SEL_FORMAT_IMAGE,
 226           image_converter,
 227           NULL,
 228           notify_handler_image,/* Raw image data is the same */
 229           0
 230      },
 231      [CNP_ATOM_image_tiff] = {
 232           "image/tiff",
 233           ELM_SEL_FORMAT_IMAGE,
 234           image_converter,
 235           NULL,
 236           notify_handler_image,/* Raw image data is the same */
 237           0
 238      },
 239      [CNP_ATOM_image_svg] = {
 240           "image/svg+xml",
 241           ELM_SEL_FORMAT_IMAGE,
 242           image_converter,
 243           NULL,
 244           notify_handler_image,/* Raw image data is the same */
 245           0
 246      },
 247      [CNP_ATOM_image_xpm] = {
 248           "image/x-xpixmap",
 249           ELM_SEL_FORMAT_IMAGE,
 250           image_converter,
 251           NULL,
 252           notify_handler_image,/* Raw image data is the same */
 253           0
 254      },
 255      [CNP_ATOM_image_tga] = {
 256           "image/x-tga",
 257           ELM_SEL_FORMAT_IMAGE,
 258           image_converter,
 259           NULL,
 260           notify_handler_image,/* Raw image data is the same */
 261           0
 262      },
 263      [CNP_ATOM_image_ppm] = {
 264           "image/x-portable-pixmap",
 265           ELM_SEL_FORMAT_IMAGE,
 266           image_converter,
 267           NULL,
 268           notify_handler_image,/* Raw image data is the same */
 269           0
 270      },
 271      [CNP_ATOM_text_html_utf8] = {
 272           "text/html;charset=utf-8",
 273           ELM_SEL_FORMAT_HTML,
 274           general_converter,
 275           NULL,
 276           notify_handler_html,
 277           0
 278      },
 279      [CNP_ATOM_text_html] = {
 280           "text/html",
 281           ELM_SEL_FORMAT_HTML,
 282           general_converter,
 283           NULL,
 284           notify_handler_html, /* No encoding: Webkit only */
 285           0
 286      },
 287      [CNP_ATOM_UTF8STRING] = {
 288           "UTF8_STRING",
 289           ELM_SEL_FORMAT_TEXT | ELM_SEL_FORMAT_MARKUP | ELM_SEL_FORMAT_HTML,
 290           text_converter,
 291           NULL,
 292           notify_handler_text,
 293           0
 294      },
 295      [CNP_ATOM_STRING] = {
 296           "STRING",
 297           ELM_SEL_FORMAT_TEXT | ELM_SEL_FORMAT_MARKUP | ELM_SEL_FORMAT_HTML,
 298           text_converter,
 299           NULL,
 300           notify_handler_text,
 301           0
 302      },
 303      [CNP_ATOM_TEXT] = {
 304           "TEXT",
 305           ELM_SEL_FORMAT_TEXT | ELM_SEL_FORMAT_MARKUP | ELM_SEL_FORMAT_HTML,
 306           text_converter,
 307           NULL,
 308           NULL,
 309           0
 310      },
 311      [CNP_ATOM_text_plain_utf8] = {
 312           "text/plain;charset=utf-8",
 313           ELM_SEL_FORMAT_TEXT | ELM_SEL_FORMAT_MARKUP | ELM_SEL_FORMAT_HTML,
 314           text_converter,
 315           NULL,
 316           NULL,
 317           0
 318      },
 319      [CNP_ATOM_text_plain] = {
 320           "text/plain",
 321           ELM_SEL_FORMAT_TEXT | ELM_SEL_FORMAT_MARKUP | ELM_SEL_FORMAT_HTML,
 322           text_converter,
 323           NULL,
 324           NULL,
 325           0
 326      },
 327 };
 328
 329 static Cnp_Selection selections[ELM_SEL_TYPE_CLIPBOARD + 1] = {
 330      ARRAYINIT(ELM_SEL_TYPE_PRIMARY) {
 331           .debug = "Primary",
 332           .ecore_sel = ECORE_X_SELECTION_PRIMARY,
 333           .set = ecore_x_selection_primary_set,
 334           .clear = ecore_x_selection_primary_clear,
 335           .request = ecore_x_selection_primary_request,
 336      },
 337      ARRAYINIT(ELM_SEL_TYPE_SECONDARY) {
 338           .debug = "Secondary",
 339           .ecore_sel = ECORE_X_SELECTION_SECONDARY,
 340           .set = ecore_x_selection_secondary_set,
 341           .clear = ecore_x_selection_secondary_clear,
 342           .request = ecore_x_selection_secondary_request,
 343      },
 344      ARRAYINIT(ELM_SEL_TYPE_XDND) {
 345           .debug = "XDnD",
 346           .ecore_sel = ECORE_X_SELECTION_XDND,
 347           .request = ecore_x_selection_xdnd_request,
 348      },
 349      ARRAYINIT(ELM_SEL_TYPE_CLIPBOARD) {
 350           .debug = "Clipboard",
 351           .ecore_sel = ECORE_X_SELECTION_CLIPBOARD,
 352           .set = ecore_x_selection_clipboard_set,
 353           .clear = ecore_x_selection_clipboard_clear,
 354           .request = ecore_x_selection_clipboard_request,
 355      },
 356 };
 357
 358 /* Data for DND in progress */
 359 static Saved_Type savedtypes =  { NULL, NULL, 0, 0, 0, EINA_FALSE };
 360
 361 static void (*dragdonecb) (void *data, Evas_Object *obj) = NULL;
 362 static void *dragdonedata = NULL;
 363
 364 static int _elm_cnp_init_count = 0;
 365
 366 /**
 367  * Drag & Drop functions
 368  */
 369
 370 /* FIXME: Way too many globals */
 371 static Eina_List *drops = NULL;
 372 static Evas_Object *dragwin = NULL;
 373 static int _dragx = 0, _dragy = 0;
 374 static Ecore_Event_Handler *handler_pos = NULL;
 375 static Ecore_Event_Handler *handler_drop = NULL;
 376 static Ecore_Event_Handler *handler_enter = NULL;
 377 static Ecore_Event_Handler *handler_status = NULL;
 378
 379 #endif
 380
 381 /* Stringshared, so I can just compare pointers later */
 382 static const char *text_uri;
 383
 384 Eina_Bool
 385 elm_selection_selection_has_owner(void)
 386 {
 387 #ifdef HAVE_ELEMENTARY_X
 388    return !!ecore_x_selection_owner_get(ECORE_X_ATOM_SELECTION_CLIPBOARD);
 389 #else
 390    return EINA_FALSE;
 391 #endif
 392 }
 393
 394 EAPI Eina_Bool
 395 elm_cnp_selection_set(Evas_Object *obj, Elm_Sel_Type selection,
 396                       Elm_Sel_Format format, const void *selbuf, size_t buflen)
 397 {
 398 #ifdef HAVE_ELEMENTARY_X
 399    Evas_Object *top = elm_widget_top_get(obj);
 400    Ecore_X_Window xwin;
 401    Cnp_Selection *sel;
 402
 403    if (top) xwin = elm_win_xwindow_get(top);
 404    else xwin = elm_win_xwindow_get(obj);
 405    if ((!xwin) || (selection > ELM_SEL_TYPE_CLIPBOARD))
 406      return EINA_FALSE;
 407    if (!_elm_cnp_init_count) _elm_cnp_init();
 408    if ((!selbuf) && (format != ELM_SEL_FORMAT_IMAGE))
 409      return elm_object_cnp_selection_clear(obj, selection);
 410
 411    sel = selections + selection;
 412
 413    sel->active = EINA_TRUE;
 414    sel->widget = obj;
 415    sel->set(xwin, &selection, sizeof(Elm_Sel_Type));
 416    sel->format = format;
 417
 418    if (selbuf)
 419      {
 420         if (format == ELM_SEL_FORMAT_IMAGE)
 421           {
 422              sel->selbuf = malloc(buflen+1);
 423              memcpy(sel->selbuf, selbuf, buflen);
 424           }
 425         else
 426           sel->selbuf = strdup((char*)selbuf);
 427      }
 428    else
 429      sel->selbuf = NULL;
 430
 431    return EINA_TRUE;
 432 #else
 433    return EINA_FALSE;
 434 #endif
 435 }
 436
 437 EAPI Eina_Bool
 438 elm_object_cnp_selection_clear(Evas_Object *obj, Elm_Sel_Type selection)
 439 {
 440 #ifdef HAVE_ELEMENTARY_X
 441    Cnp_Selection *sel;
 442
 443    if ((unsigned int)selection > (unsigned int)ELM_SEL_TYPE_CLIPBOARD)
 444      return EINA_FALSE;
 445    if (!_elm_cnp_init_count) _elm_cnp_init();
 446
 447    sel = selections + selection;
 448
 449    /* No longer this selection: Consider it gone! */
 450    if ((!sel->active) || (sel->widget != obj)) return EINA_TRUE;
 451
 452    sel->active = EINA_FALSE;
 453    sel->widget = NULL;
 454    if (sel->selbuf)
 455      {
 456         free(sel->selbuf);
 457         sel->selbuf = NULL;
 458      }
 459    sel->clear();
 460
 461    return EINA_TRUE;
 462 #else
 463    return EINA_FALSE;
 464 #endif
 465 }
 466
 467 EAPI Eina_Bool
 468 elm_cnp_selection_get(Evas_Object *obj, Elm_Sel_Type selection,
 469                       Elm_Sel_Format format, Elm_Drop_Cb datacb, void *udata)
 470 {
 471 #ifdef HAVE_ELEMENTARY_X
 472    Evas_Object *top;
 473    Cnp_Selection *sel;
 474
 475    if (selection > ELM_SEL_TYPE_CLIPBOARD)
 476      return EINA_FALSE;
 477    if (!_elm_cnp_init_count) _elm_cnp_init();
 478
 479    sel = selections + selection;
 480    top = elm_widget_top_get(obj);
 481    if (!top) return EINA_FALSE;
 482
 483    sel->requestformat = format;
 484    sel->requestwidget = obj;
 485    sel->request(elm_win_xwindow_get(top), ECORE_X_SELECTION_TARGET_TARGETS);
 486    sel->datacb = datacb;
 487    sel->udata = udata;
 488
 489    return EINA_TRUE;
 490 #else
 491    return EINA_FALSE;
 492 #endif
 493 }
 494
 495 #ifdef HAVE_ELEMENTARY_X
 496
 497 static Eina_Bool
 498 _elm_cnp_init(void)
 499 {
 500    int i;
 501
 502    if (_elm_cnp_init_count++) return EINA_TRUE;
 503    for (i = 0; i < CNP_N_ATOMS; i++)
 504      {
 505         atoms[i].atom = ecore_x_atom_get(atoms[i].name);
 506         ecore_x_selection_converter_atom_add(atoms[i].atom,
 507                                              atoms[i].converter);
 508      }
 509
 510    ecore_event_handler_add(ECORE_X_EVENT_SELECTION_CLEAR, selection_clear, NULL);
 511    ecore_event_handler_add(ECORE_X_EVENT_SELECTION_NOTIFY, selection_notify, NULL);
 512
 513    text_uri = eina_stringshare_add("text/uri-list");
 514    return EINA_TRUE;
 515 }
 516
 517 static Eina_Bool
 518 selection_clear(void *udata __UNUSED__, int type __UNUSED__, void *event)
 519 {
 520    Ecore_X_Event_Selection_Clear *ev = event;
 521    Cnp_Selection *sel;
 522    int i;
 523
 524    for (i = 0; i <= ELM_SEL_TYPE_CLIPBOARD; i++)
 525      {
 526         if (selections[i].ecore_sel == ev->selection) break;
 527      }
 528    cnp_debug("selection %d clear\n", i);
 529    /* Not me... Don't care */
 530    if (i > ELM_SEL_TYPE_CLIPBOARD) return ECORE_CALLBACK_PASS_ON;
 531
 532    sel = selections + i;
 533    sel->active = EINA_FALSE;
 534    sel->widget = NULL;
 535    if (sel->selbuf)
 536      {
 537         free(sel->selbuf);
 538         sel->selbuf = NULL;
 539      }
 540
 541    return ECORE_CALLBACK_PASS_ON;
 542 }
 543
 544
 545 /*
 546  * Response to a selection notify:
 547  *      - So we have asked for the selection list.
 548  *      - If it's the targets list, parse it, and fire of what we want,
 549  *      else it's the data we want.
 550  */
 551 static Eina_Bool
 552 selection_notify(void *udata __UNUSED__, int type __UNUSED__, void *event)
 553 {
 554    Ecore_X_Event_Selection_Notify *ev = event;
 555    Cnp_Selection *sel;
 556    int i;
 557
 558    cnp_debug("selection notify callback: %d\n",ev->selection);
 559    switch (ev->selection)
 560      {
 561       case ECORE_X_SELECTION_PRIMARY:
 562          sel = selections + ELM_SEL_TYPE_PRIMARY;
 563          break;
 564       case ECORE_X_SELECTION_SECONDARY:
 565          sel = selections + ELM_SEL_TYPE_SECONDARY;
 566          break;
 567       case ECORE_X_SELECTION_XDND:
 568          sel = selections + ELM_SEL_TYPE_XDND;
 569          break;
 570       case ECORE_X_SELECTION_CLIPBOARD:
 571          sel = selections + ELM_SEL_TYPE_CLIPBOARD;
 572          break;
 573       default:
 574          return ECORE_CALLBACK_PASS_ON;
 575      }
 576    cnp_debug("Target is %s\n", ev->target);
 577
 578    for (i = 0; i < CNP_N_ATOMS; i++)
 579      {
 580         if (!strcmp(ev->target, atoms[i].name))
 581           {
 582              if (atoms[i].notify)
 583                {
 584                   cnp_debug("Found something: %s\n", atoms[i].name);
 585                   atoms[i].notify(sel, ev);
 586                }
 587              else
 588                {
 589                   cnp_debug("Ignored: No handler!\n");
 590                }
 591           }
 592      }
 593
 594    return ECORE_CALLBACK_PASS_ON;
 595 }
 596
 597 static Elm_Sel_Format
 598 _get_selection_type(void *data, int size)
 599 {
 600    if (size == sizeof(Elm_Sel_Type))
 601      {
 602         Cnp_Selection *sel = selections + *((int *)data);
 603         if (sel->active &&
 604             (sel->format >= ELM_SEL_FORMAT_TARGETS) &&
 605             (sel->format <= ELM_SEL_FORMAT_HTML))
 606           return sel->format;
 607      }
 608    return ELM_SEL_FORMAT_NONE;
 609 }
 610
 611 static Eina_Bool
 612 targets_converter(char *target __UNUSED__, void *data, int size, void **data_ret, int *size_ret, Ecore_X_Atom *ttype, int *typesize)
 613 {
 614    int i,count;
 615    Ecore_X_Atom *aret;
 616    Cnp_Selection *sel;
 617    Elm_Sel_Format seltype;
 618
 619    if (!data_ret) return EINA_FALSE;
 620
 621    if (!data || (*((unsigned int *)data) > ELM_SEL_TYPE_CLIPBOARD))
 622      return EINA_FALSE;
 623
 624    if (_get_selection_type(data, size) == ELM_SEL_FORMAT_NONE)
 625      {
 626         /* TODO : fallback into precise type */
 627         seltype = ELM_SEL_FORMAT_TEXT;
 628      }
 629    else
 630      {
 631         sel = selections + *((int *)data);
 632         seltype = sel->format;
 633      }
 634
 635    for (i = 0, count = 0; i < CNP_N_ATOMS ; i++)
 636      {
 637         if (seltype & atoms[i].formats) count++;
 638      }
 639
 640    aret = malloc(sizeof(Ecore_X_Atom) * count);
 641    for (i = 0, count = 0; i < CNP_N_ATOMS; i++)
 642      {
 643         if (seltype & atoms[i].formats) aret[count ++] = atoms[i].atom;
 644      }
 645
 646    *data_ret = aret;
 647    if (typesize) *typesize = 32 /* urk */;
 648    if (ttype) *ttype = ECORE_X_ATOM_ATOM;
 649    if (size_ret) *size_ret = count;
 650
 651    return EINA_TRUE;
 652 }
 653
 654 static Eina_Bool
 655 image_converter(char *target __UNUSED__, void *data __UNUSED__, int size __UNUSED__, void **data_ret __UNUSED__, int *size_ret __UNUSED__, Ecore_X_Atom *ttype __UNUSED__, int *typesize __UNUSED__)
 656 {
 657    cnp_debug("Image converter called\n");
 658    return EINA_TRUE;
 659 }
 660
 661 static Eina_Bool
 662 vcard_send(char *target __UNUSED__, void *data __UNUSED__, int size __UNUSED__, void **data_ret, int *size_ret, Ecore_X_Atom *ttype __UNUSED__, int *typesize __UNUSED__)
 663 {
 664    Cnp_Selection *sel;
 665
 666    cnp_debug("Vcard send called\n");
 667
 668    if (!data || (*((unsigned int *)data) > ELM_SEL_TYPE_CLIPBOARD))
 669      return EINA_FALSE;
 670    sel = selections + *((int *)data);
 671
 672    if (data_ret) *data_ret = strdup(sel->selbuf);
 673    if (size_ret) *size_ret = strlen(sel->selbuf);
 674
 675    return EINA_TRUE;
 676 }
 677
 678 #if 0
 679 static Eina_Bool
 680 is_uri_type_data(Cnp_Selection *sel __UNUSED__, Ecore_X_Event_Selection_Notify *notify)
 681 {
 682    Ecore_X_Selection_Data *data;
 683    char *p;
 684
 685    data = notify->data;
 686    cnp_debug("data->format is %d %p %p\n", data->format, notify, data);
 687    if (data->content == ECORE_X_SELECTION_CONTENT_FILES) return EINA_TRUE;
 688    p = (char *)data->data;
 689    if (!p) return EINA_TRUE;
 690
 691    cnp_debug("Got %s\n", p);
 692    if (strncmp(p, "file://", 7))
 693      {
 694         if (*p != '/') return EINA_FALSE;
 695      }
 696
 697    return EINA_TRUE;
 698 }
 699 #endif
 700 /*
 701  * Callback to handle a targets response on a selection request:
 702  * So pick the format we'd like; and then request it.
 703  */
 704 static int
 705 notify_handler_targets(Cnp_Selection *sel, Ecore_X_Event_Selection_Notify *notify)
 706 {
 707    Ecore_X_Selection_Data_Targets *targets;
 708    Ecore_X_Atom *atomlist;
 709    Evas_Object *top;
 710    int i, j;
 711
 712    targets = notify->data;
 713    atomlist = (Ecore_X_Atom *)(targets->data.data);
 714
 715    for (j = (CNP_ATOM_LISTING_ATOMS+1); j < CNP_N_ATOMS; j++)
 716      {
 717         cnp_debug("\t%s %d\n", atoms[j].name, atoms[j].atom);
 718         if (!(atoms[j].formats & sel->requestformat)) continue;
 719         for (i = 0; i < targets->data.length; i++)
 720           {
 721              if ((atoms[j].atom == atomlist[i]) && (atoms[j].notify))
 722                {
 723 #if 0
 724                   if ((j == CNP_ATOM_text_uri) ||
 725                       (j == CNP_ATOM_text_urilist))
 726                     {
 727                       if (!is_uri_type_data(sel, notify)) continue;
 728                     }
 729 #endif
 730                   cnp_debug("Atom %s matches\n",atoms[j].name);
 731                   goto done;
 732                }
 733           }
 734      }
 735
 736    cnp_debug("Couldn't find anything that matches\n");
 737    return ECORE_CALLBACK_PASS_ON;
 738
 739 done:
 740    top = elm_widget_top_get(sel->requestwidget);
 741    if (!top) top = sel->requestwidget;
 742    cnp_debug("Sending request for %s\n", atoms[j].name);
 743    sel->request(elm_win_xwindow_get(top), atoms[j].name);
 744
 745    return ECORE_CALLBACK_PASS_ON;
 746 }
 747
 748 static int
 749 response_handler_targets(Cnp_Selection *sel, Ecore_X_Event_Selection_Notify *notify)
 750 {
 751    Ecore_X_Selection_Data_Targets *targets;
 752    Ecore_X_Atom *atomlist;
 753    Evas_Object *top;
 754    int i,j;
 755
 756    targets = notify->data;
 757    atomlist = (Ecore_X_Atom *)(targets->data.data);
 758
 759    for (j = (CNP_ATOM_LISTING_ATOMS+1); j < CNP_N_ATOMS; j++)
 760      {
 761         if (!(atoms[j].formats & sel->requestformat)) continue;
 762         for (i = 0 ; i < targets->data.length ; i ++)
 763           {
 764              if ((atoms[j].atom == atomlist[i]) && (atoms[j].response))
 765                {
 766                   /* Found a match: Use it */
 767                   goto found;
 768                }
 769           }
 770      }
 771    cnp_debug("No matching type found\n");
 772    return 0;
 773
 774 found:
 775    top = elm_widget_top_get(sel->requestwidget);
 776    if (!top) return 0;
 777
 778    sel->request(elm_win_xwindow_get(top), atoms[j].name);
 779    return 0;
 780 }
 781
 782 static void
 783 entry_insert_filter(Evas_Object* entry, char* str)
 784 {
 785    if (!entry || !str)
 786      return;
 787
 788    char *insertStr = str;
 789
 790    // if entry has single line set then remove <br> & <ps> tags
 791    if (elm_entry_single_line_get(entry))
 792      {
 793         Eina_Strbuf *buf = eina_strbuf_new();
 794         if (buf)
 795           {
 796              eina_strbuf_append(buf, insertStr);
 797              eina_strbuf_replace_all(buf, "<br>", "");
 798              eina_strbuf_replace_all(buf, "<ps>", "");
 799              insertStr = eina_strbuf_string_steal(buf);
 800              eina_strbuf_free(buf);
 801           }
 802      }
 803    cnp_debug("remove break tag: %s\n", insertStr);
 804
 805    _elm_entry_entry_paste(entry, insertStr);
 806
 807    if (insertStr != str)
 808      free(insertStr);
 809 }
 810
 811 static int
 812 notify_handler_text(Cnp_Selection *sel, Ecore_X_Event_Selection_Notify *notify)
 813 {
 814    Ecore_X_Selection_Data *data;
 815    char *str;
 816
 817    data = notify->data;
 818
 819    if (sel->datacb)
 820      {
 821         Elm_Selection_Data ddata;
 822         str = malloc(sizeof(char) * (data->length + 1));
 823         strncpy(str, (char *)data->data, data->length);
 824         str[data->length] = '\0';
 825
 826         ddata.x = ddata.y = 0;
 827         ddata.format = ELM_SEL_FORMAT_TEXT;
 828         ddata.data = str;
 829         ddata.len = data->length;
 830         sel->datacb(sel->udata, sel->widget, &ddata);
 831         free(str);
 832         return 0;
 833      }
 834
 835    cnp_debug("Notify handler text %d %d %p\n", data->format,data->length, data->data);
 836    str = _elm_util_text_to_mkup((const char *) data->data);
 837    cnp_debug("String is %s (from %s)\n", str, data->data);
 838    entry_insert_filter(sel->requestwidget, str);
 839    //_elm_entry_entry_paste(sel->requestwidget, str);
 840    free(str);
 841    return 0;
 842 }
 843
 844
 845 /**
 846  * So someone is pasting an image into my entry or widget...
 847  */
 848 static int
 849 notify_handler_uri(Cnp_Selection *sel, Ecore_X_Event_Selection_Notify *notify)
 850 {
 851    Ecore_X_Selection_Data *data;
 852    Ecore_X_Selection_Data_Files *files;
 853    char *p, *stripstr;
 854
 855    data = notify->data;
 856    cnp_debug("data->format is %d %p %p\n", data->format, notify, data);
 857    if (data->content == ECORE_X_SELECTION_CONTENT_FILES)
 858      {
 859         cnp_debug("got a files list\n");
 860         files = notify->data;
 861         if (files->num_files > 1)
 862           {
 863              /* Don't handle many items */
 864              cnp_debug("more then one file: Bailing\n");
 865              return 0;
 866           }
 867         stripstr = p = strdup(files->files[0]);
 868      }
 869    else
 870      {
 871         stripstr = p = malloc(data->length * sizeof(char) + 1);
 872         memcpy(stripstr, data->data, data->length);
 873         stripstr[data->length] = 0;
 874      }
 875
 876    if (!p)
 877      {
 878         cnp_debug("Couldn't find a file\n");
 879         return 0;
 880      }
 881    cnp_debug("Got %s\n",p);
 882    if (sel->datacb)
 883      {
 884         Elm_Selection_Data ddata;
 885
 886         ddata.x = ddata.y = 0;
 887         ddata.format = ELM_SEL_FORMAT_IMAGE;
 888         ddata.data = p;
 889         ddata.len = data->length;
 890         sel->datacb(sel->udata, sel->widget, &ddata);
 891         free(p);
 892         return 0;
 893      }
 894    if (strncmp(p, "file://", 7))
 895      {
 896         /* Try and continue if it looks sane */
 897         if (*p != '/')
 898           {
 899              free(p);
 900              return 0;
 901           }
 902      }
 903    else
 904      {
 905         p += strlen("file://");
 906      }
 907
 908    if (savedtypes.imgfile) free((void*)savedtypes.imgfile);
 909    if (savedtypes.textreq)
 910      {
 911         savedtypes.textreq = 0;
 912         savedtypes.imgfile = strdup(p);
 913      }
 914    else
 915      {
 916         pasteimage_append(p, sel->requestwidget);
 917      }
 918    free(stripstr);
 919    return 0;
 920 }
 921
 922 /**
 923  * Just receieved an vcard, either through cut and paste, or dnd.
 924  */
 925 static int
 926 vcard_receive(Cnp_Selection *sel, Ecore_X_Event_Selection_Notify *notify)
 927 {
 928    Dropable *dropable;
 929    Eina_List *l;
 930    Ecore_X_Selection_Data *data;
 931
 932    data = notify->data;
 933    cnp_debug("vcard receive\n");
 934
 935    if (sel == (selections + ELM_SEL_TYPE_XDND))
 936      {
 937         Elm_Selection_Data ddata;
 938
 939         cnp_debug("drag & drop\n");
 940         /* FIXME: this needs to be generic: Used for all receives */
 941         EINA_LIST_FOREACH(drops, l, dropable)
 942           {
 943              if (dropable->obj == sel->requestwidget) break;
 944           }
 945         if (!dropable)
 946           {
 947              cnp_debug("Unable to find drop object");
 948              ecore_x_dnd_send_finished();
 949              return 0;
 950           }
 951         dropable = eina_list_data_get(l);
 952         ddata.x = savedtypes.x;
 953         ddata.y = savedtypes.y;
 954         ddata.format = ELM_SEL_FORMAT_VCARD;
 955         ddata.data = data->data;
 956         ddata.len = data->length;
 957         dropable->dropcb(dropable->cbdata, dropable->obj, &ddata);
 958         ecore_x_dnd_send_finished();
 959      }
 960    else if (sel->datacb)
 961      {
 962         Elm_Selection_Data ddata;
 963         ddata.x = ddata.y = 0;
 964         ddata.format = ELM_SEL_FORMAT_IMAGE;
 965         ddata.data = data->data;
 966         ddata.len = data->length;
 967         sel->datacb(sel->udata, sel->widget, &ddata);
 968      }
 969    else
 970      {
 971         cnp_debug("Paste request\n");
 972      }
 973
 974    return 0;
 975
 976 }
 977
 978
 979 static int
 980 notify_handler_image(Cnp_Selection *sel, Ecore_X_Event_Selection_Notify *notify)
 981 {
 982    Ecore_X_Selection_Data *data;
 983    Tmp_Info *tmp;
 984
 985    cnp_debug("got a image file!\n");
 986    data = notify->data;
 987
 988    cnp_debug("Size if %d\n", data->length);
 989
 990    if (sel->datacb)
 991      {
 992         Elm_Selection_Data ddata;
 993
 994         ddata.x = ddata.y = 0;
 995         ddata.format = ELM_SEL_FORMAT_IMAGE;
 996         ddata.data = data->data;
 997         ddata.len = data->length;
 998         sel->datacb(sel->udata, sel->widget, &ddata);
 999         return 0;
1000      }
1001
1002    /* generate tmp name */
1003    tmp = elm_cnp_tempfile_create(data->length);
1004    memcpy(tmp->map, data->data, data->length);
1005    munmap(tmp->map, data->length);
1006
1007    /* FIXME: Add to paste image data to clean up */
1008    pasteimage_append(tmp->filename, sel->requestwidget);
1009
1010    tmpinfo_free(tmp);
1011    return 0;
1012 }
1013
1014 static int
1015 notify_handler_edje(Cnp_Selection *sel, Ecore_X_Event_Selection_Notify *notify)
1016 {
1017    Ecore_X_Selection_Data *data;
1018
1019    data = notify->data;
1020
1021    char *stripstr = NULL;
1022    stripstr = malloc(sizeof(char) * (data->length + 1));
1023    strncpy(stripstr, (char *)data->data, data->length);
1024    stripstr[data->length] = '\0';
1025
1026    if (sel->datacb)
1027      {
1028         Elm_Selection_Data ddata;
1029         ddata.x = ddata.y = 0;
1030         ddata.format = ELM_SEL_FORMAT_MARKUP;
1031         ddata.data = stripstr;
1032         ddata.len = data->length;
1033         sel->datacb(sel->udata, sel->widget, &ddata);
1034      }
1035    else
1036      entry_insert_filter(sel->requestwidget, stripstr);
1037      //_elm_entry_entry_paste(sel->requestwidget, stripstr);
1038
1039    cnp_debug("String is %s (%d bytes)\n", stripstr, data->length);
1040    free(stripstr);
1041    return 0;
1042 }
1043
1044 /**
1045  *    Warning: Generic text/html can';t handle it sanely.
1046  *    Firefox sends ucs2 (i think).
1047  *       chrome sends utf8... blerg
1048  */
1049 static int
1050 notify_handler_html(Cnp_Selection *sel, Ecore_X_Event_Selection_Notify *notify)
1051 {
1052    Ecore_X_Selection_Data *data;
1053
1054    cnp_debug("Got some HTML: Checking encoding is useful\n");
1055    data = notify->data;
1056
1057    char *stripstr = NULL;
1058    stripstr = malloc(sizeof(char) * (data->length + 1));
1059    strncpy(stripstr, (char *)data->data, data->length);
1060    stripstr[data->length] = '\0';
1061
1062    if (sel->datacb)
1063      {
1064         Elm_Selection_Data ddata;
1065         ddata.x = ddata.y = 0;
1066         ddata.format = ELM_SEL_FORMAT_HTML;
1067         ddata.data = stripstr;
1068         ddata.len = data->length;
1069         sel->datacb(sel->udata, sel->widget, &ddata);
1070      }
1071    else
1072      entry_insert_filter(sel->requestwidget, stripstr);
1073    //_elm_entry_entry_paste(sel->requestwidget, stripstr);
1074
1075    cnp_debug("String is %s (%d bytes)\n", stripstr, data->length);
1076    free(stripstr);
1077    return 0;
1078 }
1079
1080
1081 static Eina_Bool
1082 text_converter(char *target __UNUSED__, void *data, int size, void **data_ret, int *size_ret, Ecore_X_Atom *ttype __UNUSED__, int *typesize __UNUSED__)
1083 {
1084    Cnp_Selection *sel;
1085
1086    cnp_debug("text converter\n");
1087    if (!data || (*((unsigned int *)data) > ELM_SEL_TYPE_CLIPBOARD))
1088      return EINA_FALSE;
1089    if (_get_selection_type(data, size) == ELM_SEL_FORMAT_NONE)
1090      {
1091         if (data_ret)
1092           {
1093              *data_ret = malloc(size * sizeof(char) + 1);
1094              memcpy(*data_ret, data, size);
1095              ((char**)(data_ret))[0][size] = 0;
1096           }
1097         if (size_ret) *size_ret = size;
1098         return EINA_TRUE;
1099      }
1100    sel = selections + *((int *)data);
1101    if (!sel->active) return EINA_TRUE;
1102
1103    if (sel->format & ELM_SEL_FORMAT_MARKUP)
1104      *data_ret = _elm_util_mkup_to_text(sel->selbuf);
1105    else if (sel->format & ELM_SEL_FORMAT_HTML)
1106      {
1107         char *text = NULL;
1108         Eina_Strbuf *buf = eina_strbuf_new();
1109         if (buf)
1110           {
1111              eina_strbuf_append(buf, sel->selbuf);
1112              eina_strbuf_replace_all(buf, "&nbsp;", " ");
1113              text = eina_strbuf_string_steal(buf);
1114              eina_strbuf_free(buf);
1115              *data_ret = _elm_util_mkup_to_text(text);
1116              free(text);
1117           }
1118         else
1119           *data_ret = _elm_util_mkup_to_text(sel->selbuf);
1120      }
1121    else if (sel->format & ELM_SEL_FORMAT_TEXT)
1122      {
1123         *data_ret = strdup(sel->selbuf);
1124         *size_ret = strlen(sel->selbuf);
1125      }
1126    else if (sel->format & ELM_SEL_FORMAT_IMAGE)
1127      {
1128         cnp_debug("Image %s\n", evas_object_type_get(sel->widget));
1129         cnp_debug("Elm type: %s\n", elm_object_widget_type_get(sel->widget));
1130         evas_object_image_file_get(elm_photocam_internal_image_get(sel->widget),
1131                                    (const char **)data_ret, NULL);
1132         if (!*data_ret) *data_ret = strdup("No file");
1133         else *data_ret = strdup(*data_ret);
1134         *size_ret = strlen(*data_ret);
1135      }
1136    return EINA_TRUE;
1137 }
1138
1139 static Eina_Bool
1140 general_converter(char *target __UNUSED__, void *data, int size, void **data_ret, int *size_ret, Ecore_X_Atom *ttype __UNUSED__, int *typesize __UNUSED__)
1141 {
1142    if (_get_selection_type(data, size) == ELM_SEL_FORMAT_NONE)
1143      {
1144         if (data_ret)
1145           {
1146              *data_ret = malloc(size * sizeof(char) + 1);
1147              memcpy(*data_ret, data, size);
1148              ((char**)(data_ret))[0][size] = 0;
1149           }
1150         if (size_ret) *size_ret = size;
1151      }
1152    else
1153      {
1154         Cnp_Selection *sel;
1155         if (!data || (*((unsigned int *)data) > ELM_SEL_TYPE_CLIPBOARD))
1156           return EINA_FALSE;
1157
1158         sel = selections + *((int *)data);
1159         if (data_ret) *data_ret = strdup(sel->selbuf);
1160         if (size_ret) *size_ret = strlen(sel->selbuf);
1161      }
1162    return EINA_TRUE;
1163 }
1164
1165 static Eina_Bool
1166 pasteimage_append(char *file, Evas_Object *entry)
1167 {
1168    char *entrytag;
1169    int len;
1170    static const char *tagstring = "<item absize=240x180 href=file://%s></item>";
1171
1172    if ((!file) || (!entry)) return EINA_FALSE;
1173
1174    len = strlen(tagstring)+strlen(file);
1175
1176    entrytag = alloca(len + 1);
1177    snprintf(entrytag, len + 1, tagstring, file);
1178    _elm_entry_entry_paste(entry, entrytag);
1179
1180    return EINA_TRUE;
1181 }
1182
1183 static Eina_Bool
1184 _dnd_enter(void *data __UNUSED__, int etype __UNUSED__, void *ev)
1185 {
1186    Ecore_X_Event_Xdnd_Enter *enter = ev;
1187    int i;
1188
1189    /* Skip it */
1190    if ((!enter) || (!enter->num_types) || (!enter->types)) return EINA_TRUE;
1191
1192    cnp_debug("Types\n");
1193    savedtypes.ntypes = enter->num_types;
1194    if (savedtypes.types) free(savedtypes.types);
1195    savedtypes.types = malloc(sizeof(char *) * enter->num_types);
1196    if (!savedtypes.types) return EINA_FALSE;
1197
1198    for (i = 0; i < enter->num_types; i++)
1199      {
1200         savedtypes.types[i] = eina_stringshare_add(enter->types[i]);
1201         cnp_debug("Type is %s %p %p\n", enter->types[i],
1202                   savedtypes.types[i],text_uri);
1203         if (savedtypes.types[i] == text_uri)
1204           {
1205              /* Request it, so we know what it is */
1206              cnp_debug("Sending uri request\n");
1207              savedtypes.textreq = 1;
1208              if (savedtypes.imgfile) free((void*)savedtypes.imgfile);
1209              savedtypes.imgfile = NULL;
1210              ecore_x_selection_xdnd_request(enter->win, text_uri);
1211           }
1212      }
1213
1214    /* FIXME: Find an object and make it current */
1215    return EINA_TRUE;
1216 }
1217
1218 static Eina_Bool
1219 _dnd_drop(void *data __UNUSED__, int etype __UNUSED__, void *ev)
1220 {
1221    struct _Ecore_X_Event_Xdnd_Drop *drop;
1222    Dropable *dropable;
1223    Eina_List *l;
1224    Ecore_Evas *ee;
1225    Ecore_X_Window xwin;
1226    Elm_Selection_Data ddata;
1227    int x, y, w, h;
1228    int i, j;
1229
1230    drop = ev;
1231
1232    // check we still have something to drop
1233    if (!drops) return EINA_TRUE;
1234
1235    /* Find any widget in our window; then work out geometry rel to our window */
1236    for (l = drops; l; l = l->next)
1237      {
1238         dropable = l->data;
1239         xwin = (Ecore_X_Window)ecore_evas_window_get
1240            (ecore_evas_ecore_evas_get(evas_object_evas_get
1241                                       (dropable->obj)));
1242         if (xwin == drop->win) break;
1243      }
1244    /* didn't find a window */
1245    if (!l) return EINA_TRUE;
1246
1247    /* Calculate real (widget relative) position */
1248    // - window position
1249    // - widget position
1250    ee = ecore_evas_ecore_evas_get(evas_object_evas_get(dropable->obj));
1251    ecore_evas_geometry_get(ee, &x, &y, NULL, NULL);
1252    savedtypes.x = drop->position.x - x;
1253    savedtypes.y = drop->position.y - y;
1254
1255    cnp_debug("Drop position is %d,%d\n", savedtypes.x, savedtypes.y);
1256
1257    for (; l; l = l->next)
1258      {
1259         dropable = l->data;
1260         evas_object_geometry_get(dropable->obj, &x, &y, &w, &h);
1261         if ((savedtypes.x >= x) && (savedtypes.y >= y) &&
1262             (savedtypes.x < x + w) && (savedtypes.y < y + h))
1263           break; /* found! */
1264      }
1265
1266    if (!l) return EINA_TRUE; /* didn't find one */
1267
1268    evas_object_geometry_get(dropable->obj, &x, &y, NULL, NULL);
1269    savedtypes.x -= x;
1270    savedtypes.y -= y;
1271
1272    /* Find our type from the previous list */
1273    for (i = 0; i < CNP_N_ATOMS; i++)
1274      {
1275         for (j = 0; j < savedtypes.ntypes; j++)
1276           {
1277              if (!strcmp(savedtypes.types[j], atoms[i].name)) goto found;
1278           }
1279      }
1280
1281    cnp_debug("Didn't find a target\n");
1282    return EINA_TRUE;
1283
1284 found:
1285    cnp_debug("Found a target we'd like: %s\n", atoms[i].name);
1286    cnp_debug("0x%x\n",xwin);
1287
1288    if (i == CNP_ATOM_text_urilist)
1289      {
1290         cnp_debug("We found a URI... (%scached) %s\n",
1291                   savedtypes.imgfile ? "" : "not ",
1292                   savedtypes.imgfile);
1293         if (savedtypes.imgfile)
1294           {
1295              char *entrytag;
1296              static const char *tagstring = "<item absize=240x180 href="
1297                 "file://%s></item>";
1298              ddata.x = savedtypes.x;
1299              ddata.y = savedtypes.y;
1300
1301              /* If it's markup that also supports images */
1302              if ((dropable->types & ELM_SEL_FORMAT_MARKUP) &&
1303                  (dropable->types & ELM_SEL_FORMAT_IMAGE))
1304                {
1305                   int len;
1306                   ddata.format = ELM_SEL_FORMAT_MARKUP;
1307
1308                   len = strlen(tagstring) + strlen(savedtypes.imgfile);
1309                   entrytag = alloca(len + 1);
1310                   snprintf(entrytag, len + 1, tagstring, savedtypes.imgfile);
1311                   ddata.data = entrytag;
1312                   cnp_debug("Insert %s\n", (char *)ddata.data);
1313                   dropable->dropcb(dropable->cbdata, dropable->obj, &ddata);
1314                   ecore_x_dnd_send_finished();
1315                   if (savedtypes.imgfile) free((void*)savedtypes.imgfile);
1316                   savedtypes.imgfile = NULL;
1317
1318                   return EINA_TRUE;
1319                }
1320              else if (dropable->types & ELM_SEL_FORMAT_IMAGE)
1321                {
1322                   cnp_debug("Doing image insert (%s)\n", savedtypes.imgfile);
1323                   ddata.format = ELM_SEL_FORMAT_IMAGE;
1324                   ddata.data = (char *)savedtypes.imgfile;
1325                   dropable->dropcb(dropable->cbdata, dropable->obj, &ddata);
1326                   ecore_x_dnd_send_finished();
1327                   if (savedtypes.imgfile) free((void*)savedtypes.imgfile);
1328                   savedtypes.imgfile = NULL;
1329
1330                   return EINA_TRUE;
1331                }
1332              else
1333                {
1334                   cnp_debug("Item doesn't support images... passing\n");
1335                   return EINA_TRUE;
1336                }
1337           }
1338         else if (savedtypes.textreq)
1339           {
1340              /* Already asked: Pretend we asked now, and paste immediately when
1341               * it comes in */
1342              savedtypes.textreq = 0;
1343              ecore_x_dnd_send_finished();
1344              return EINA_TRUE;
1345           }
1346      }
1347
1348    cnp_debug("doing a request then\n");
1349    selections[ELM_SEL_TYPE_XDND].requestwidget = dropable->obj;
1350    selections[ELM_SEL_TYPE_XDND].requestformat = ELM_SEL_FORMAT_MARKUP;
1351    selections[ELM_SEL_TYPE_XDND].active = EINA_TRUE;
1352
1353    ecore_x_selection_xdnd_request(xwin, atoms[i].name);
1354
1355    return EINA_TRUE;
1356 }
1357 static Eina_Bool
1358 _dnd_position(void *data __UNUSED__, int etype __UNUSED__, void *ev)
1359 {
1360    struct _Ecore_X_Event_Xdnd_Position *pos;
1361    Ecore_X_Rectangle rect;
1362
1363    pos = ev;
1364
1365    /* Need to send a status back */
1366    /* FIXME: Should check I can drop here */
1367    /* FIXME: Should highlight widget */
1368    rect.x = pos->position.x - 5;
1369    rect.y = pos->position.y - 5;
1370    rect.width = 10;
1371    rect.height = 10;
1372    ecore_x_dnd_send_status(EINA_TRUE, EINA_FALSE, rect, pos->action);
1373
1374    return EINA_TRUE;
1375 }
1376
1377 /**
1378  * When dragging this is callback response from the destination.
1379  * The important thing we care about: Can we drop; thus update cursor
1380  * appropriately.
1381  */
1382 static Eina_Bool
1383 _dnd_status(void *data __UNUSED__, int etype __UNUSED__, void *ev)
1384 {
1385    struct _Ecore_X_Event_Xdnd_Status *status = ev;
1386
1387    if (!status) return EINA_TRUE;
1388
1389    /* Only thing we care about: will accept */
1390    if (status->will_accept)
1391      {
1392         cnp_debug("Will accept\n");
1393      }
1394    else
1395      { /* Won't accept */
1396         cnp_debug("Won't accept accept\n");
1397      }
1398    return EINA_TRUE;
1399 }
1400
1401 /**
1402  * Add a widget as drop target.
1403  */
1404 Eina_Bool
1405 elm_drop_target_add(Evas_Object *obj, Elm_Sel_Type format, Elm_Drop_Cb dropcb, void *cbdata)
1406 {
1407    Dropable *drop;
1408    Ecore_X_Window xwin;
1409    Eina_List *item;
1410    int first;
1411    Evas_Object *top;
1412
1413    if (!obj) return EINA_FALSE;
1414    top = elm_widget_top_get(obj);
1415    if (!top || !elm_win_xwindow_get(top)) return EINA_FALSE;
1416    if (!_elm_cnp_init_count) _elm_cnp_init();
1417
1418    /* Is this the first? */
1419    first = (!drops) ? 1 : 0;
1420
1421    EINA_LIST_FOREACH(drops, item, drop)
1422      {
1423         if (drop->obj == obj)
1424           {
1425              /* Update: Not a new one */
1426              drop->dropcb = dropcb;
1427              drop->cbdata = cbdata;
1428              drop->types = format;
1429              return EINA_TRUE;
1430           }
1431      }
1432
1433    /* Create new drop */
1434    drop = calloc(1, sizeof(Dropable));
1435    if (!drop) return EINA_FALSE;
1436    /* FIXME: Check for eina's deranged error method */
1437    drops = eina_list_append(drops, drop);
1438
1439    if (!drops/* || or other error */)
1440      {
1441         free(drop);
1442         return EINA_FALSE;
1443      }
1444    drop->dropcb = dropcb;
1445    drop->cbdata = cbdata;
1446    drop->types = format;
1447    drop->obj = obj;
1448
1449    evas_object_event_callback_add(obj, EVAS_CALLBACK_DEL,
1450                                   /* I love C and varargs */
1451                                   (Evas_Object_Event_Cb)elm_drop_target_del,
1452                                   obj);
1453    /* FIXME: Handle resizes */
1454
1455    /* If not the first: We're done */
1456    if (!first) return EINA_TRUE;
1457
1458    xwin = (Ecore_X_Window)ecore_evas_window_get
1459       (ecore_evas_ecore_evas_get(evas_object_evas_get(obj)));
1460
1461    ecore_x_dnd_aware_set(xwin, EINA_TRUE);
1462
1463    cnp_debug("Adding drop target calls\n");
1464    handler_enter = ecore_event_handler_add(ECORE_X_EVENT_XDND_ENTER,
1465                                            _dnd_enter, NULL);
1466    handler_pos = ecore_event_handler_add(ECORE_X_EVENT_XDND_POSITION,
1467                                          _dnd_position, NULL);
1468    handler_drop = ecore_event_handler_add(ECORE_X_EVENT_XDND_DROP,
1469                                           _dnd_drop, NULL);
1470
1471    return EINA_TRUE;
1472 }
1473
1474 Eina_Bool
1475 elm_drop_target_del(Evas_Object *obj)
1476 {
1477    Dropable *drop,*del;
1478    Eina_List *item;
1479    Ecore_X_Window xwin;
1480
1481    del = NULL;
1482    EINA_LIST_FOREACH(drops, item, drop)
1483      {
1484         if (drop->obj == obj)
1485           {
1486              drops = eina_list_remove_list(drops, item);
1487              del = drop;
1488              break;
1489           }
1490      }
1491    if (!del) return EINA_FALSE;
1492
1493    evas_object_event_callback_del(obj, EVAS_CALLBACK_FREE,
1494                                   (Evas_Object_Event_Cb)elm_drop_target_del);
1495    free(drop);
1496    /* If still drops there: All fine.. continue */
1497    if (drops) return EINA_TRUE;
1498
1499    cnp_debug("Disabling DND\n");
1500    xwin = (Ecore_X_Window)ecore_evas_window_get
1501       (ecore_evas_ecore_evas_get(evas_object_evas_get(obj)));
1502    ecore_x_dnd_aware_set(xwin, EINA_FALSE);
1503
1504    ecore_event_handler_del(handler_pos);
1505    ecore_event_handler_del(handler_drop);
1506    ecore_event_handler_del(handler_enter);
1507
1508    if (savedtypes.imgfile) free((void*)savedtypes.imgfile);
1509    savedtypes.imgfile = NULL;
1510
1511    return EINA_TRUE;
1512 }
1513
1514
1515 static void
1516 _drag_mouse_up(void *un __UNUSED__, Evas *e __UNUSED__, Evas_Object *obj, void *data)
1517 {
1518    Ecore_X_Window xwin = *((Ecore_X_Window *)data);
1519    evas_object_event_callback_del(obj, EVAS_CALLBACK_MOUSE_UP, _drag_mouse_up);
1520    ecore_x_dnd_drop();
1521    ecore_x_dnd_aware_set(xwin, EINA_FALSE);
1522    if (dragdonecb)
1523      {
1524         dragdonecb(dragdonedata, selections[ELM_SEL_TYPE_XDND].widget);
1525         dragdonecb = NULL;
1526      }
1527    if (dragwin)
1528      {
1529         evas_object_del(dragwin);
1530         dragwin = NULL;
1531      }
1532 }
1533
1534 static void
1535 _drag_move(void *data __UNUSED__, Ecore_X_Xdnd_Position *pos)
1536 {
1537    evas_object_move(dragwin,
1538                     pos->position.x - _dragx,
1539                     pos->position.y - _dragy);
1540 }
1541
1542
1543 Eina_Bool
1544 elm_drag_start(Evas_Object *obj, Elm_Sel_Format format, const char *data, void (*dragdone) (void *data, Evas_Object *), void *donecbdata)
1545 {
1546    Ecore_X_Window xwin;
1547    Cnp_Selection *sel;
1548    Elm_Sel_Type xdnd = ELM_SEL_TYPE_XDND;
1549    Ecore_Evas *ee;
1550    int x, y, x2, y2, x3, y3;
1551    Evas_Object *icon;
1552    int w, h;
1553
1554    if (!_elm_cnp_init_count) _elm_cnp_init();
1555
1556    xwin = elm_win_xwindow_get(obj);
1557
1558    cnp_debug("starting drag...\n");
1559
1560    if (dragwin)
1561      {
1562         cnp_debug("another obj is dragging...\n");
1563         return EINA_FALSE;
1564      }
1565
1566    ecore_x_dnd_type_set(xwin, "text/uri-list", EINA_TRUE);
1567    sel = selections + ELM_SEL_TYPE_XDND;
1568    sel->active = EINA_TRUE;
1569    sel->widget = obj;
1570    sel->format = format;
1571    sel->selbuf = data ? strdup(data) : NULL;
1572    dragdonecb = dragdone;
1573    dragdonedata = donecbdata;
1574
1575    ecore_x_dnd_aware_set(xwin, EINA_TRUE);
1576    ecore_x_dnd_callback_pos_update_set(_drag_move, NULL);
1577    ecore_x_dnd_begin(xwin, (unsigned char *)&xdnd, sizeof(Elm_Sel_Type));
1578    evas_object_event_callback_add(obj, EVAS_CALLBACK_MOUSE_UP,
1579                                   _drag_mouse_up, (void *)(long)xwin);
1580
1581    handler_status = ecore_event_handler_add(ECORE_X_EVENT_XDND_STATUS,
1582                                             _dnd_status, NULL);
1583
1584    dragwin = elm_win_add(NULL, "Elm Drag Object", ELM_WIN_UTILITY);
1585    elm_win_override_set(dragwin, EINA_TRUE);
1586
1587    /* FIXME: Images only */
1588    icon = elm_icon_add(dragwin);
1589    elm_icon_file_set(icon, data + 7, NULL); /* 7!? "file://" */
1590    elm_win_resize_object_add(dragwin, icon);
1591    evas_object_size_hint_weight_set(icon, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
1592    evas_object_size_hint_align_set(icon, EVAS_HINT_FILL, EVAS_HINT_FILL);
1593
1594    /* Position subwindow appropriately */
1595    ee = ecore_evas_ecore_evas_get(evas_object_evas_get(obj));
1596    ecore_evas_geometry_get(ee, &x, &y, NULL, NULL);
1597    evas_object_geometry_get(obj, &x2, &y2, &w, &h);
1598    x += x2;
1599    y += y2;
1600    evas_object_move(dragwin, x, y);
1601    evas_object_resize(icon, w, h);
1602    evas_object_resize(dragwin, w, h);
1603
1604    evas_object_show(icon);
1605    evas_object_show(dragwin);
1606
1607    evas_pointer_canvas_xy_get(evas_object_evas_get(obj), &x3, &y3);
1608    _dragx = x3 - x2;
1609    _dragy = y3 - y2;
1610
1611    return EINA_TRUE;
1612 }
1613
1614 static Tmp_Info *
1615 elm_cnp_tempfile_create(int size)
1616 {
1617 #ifdef HAVE_MMAN_H
1618    Tmp_Info *info;
1619    const char *tmppath;
1620    int len;
1621
1622    info = malloc(sizeof(Tmp_Info));
1623    if (!info) return NULL;
1624
1625    tmppath = getenv("TMP");
1626    if (!tmppath) tmppath = P_tmpdir;
1627    len = snprintf(NULL, 0, "%s/%sXXXXXX", tmppath, "elmcnpitem-");
1628    if (len < 0)
1629      {
1630         free(info);
1631         return NULL;
1632      }
1633    len++;
1634    info->filename = malloc(len);
1635    if (!info->filename)
1636      {
1637         free(info);
1638         return NULL;
1639      }
1640    snprintf(info->filename,len,"%s/%sXXXXXX", tmppath, "elmcnpitem-");
1641
1642    info->fd = mkstemp(info->filename);
1643
1644 # ifdef __linux__
1645      {
1646         char *tmp;
1647         /* And before someone says anything see POSIX 1003.1-2008 page 400 */
1648         long pid;
1649
1650         pid = (long)getpid();
1651         /* Use pid instead of /proc/self: That way if can be passed around */
1652         len = snprintf(NULL,0,"/proc/%li/fd/%i", pid, info->fd);
1653         len++;
1654         tmp = malloc(len);
1655         if (tmp)
1656           {
1657              snprintf(tmp,len, "/proc/%li/fd/%i", pid, info->fd);
1658              unlink(info->filename);
1659              free(info->filename);
1660              info->filename = tmp;
1661           }
1662      }
1663 # endif
1664
1665    cnp_debug("filename is %s\n", info->filename);
1666    if (size < 1)
1667      {
1668         /* Set map to NULL and return */
1669         info->map = NULL;
1670         info->len = 0;
1671         return info;
1672      }
1673
1674    /* Map it in */
1675    if (ftruncate(info->fd, size))
1676      {
1677         perror("ftruncate");
1678         info->map = NULL;
1679         info->len = 0;
1680         return info;
1681      }
1682
1683    eina_mmap_safety_enabled_set(EINA_TRUE);
1684
1685    info->map = mmap(NULL, size, PROT_READ|PROT_WRITE, MAP_SHARED, info->fd, 0);
1686    if (info->map == MAP_FAILED)
1687      {
1688         perror("mmap");
1689         info->map = NULL;
1690         info->len = 0;
1691      }
1692
1693    return info;
1694 #else
1695    (void) size;
1696    return NULL;
1697 #endif
1698 }
1699
1700
1701 static int
1702 tmpinfo_free(Tmp_Info *info)
1703 {
1704    if (!info) return 0;
1705    free(info->filename);
1706    free(info);
1707    return 0;
1708 }
1709
1710 #else
1711 /* Stubs for windows */
1712 Eina_Bool
1713 elm_drag_start(Evas_Object *o, Elm_Sel_Format f, const char *d, void (*donecb)(void *, Evas_Object *),void *cbdata)
1714 {
1715    return EINA_FALSE;
1716 }
1717
1718 Eina_Bool
1719 elm_drop_target_add(Evas_Object *obj, Elm_Sel_Type format, Elm_Drop_Cb dropcb, void *cbdata)
1720 {
1721    return EINA_FALSE;
1722 }
1723
1724 Eina_Bool
1725 elm_drop_target_del(Evas_Object *o)
1726 {
1727    return EINA_TRUE;
1728 }
1729 #endif
1730
1731 /* vim:set ts=8 sw=3 sts=3 expandtab cino=>5n-3f0^-2{2(0W1st0 :*/