dlls/mshtml/editor.c

   1 /*
   2  * Copyright 2006-2007 Jacek Caban for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 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  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include "config.h"
  20
  21 #include <stdarg.h>
  22 #include <stdio.h>
  23
  24 #define COBJMACROS
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winuser.h"
  29 #include "winnls.h"
  30 #include "ole2.h"
  31 #include "mshtmcid.h"
  32
  33 #include "wine/debug.h"
  34 #include "wine/unicode.h"
  35
  36 #include "mshtml_private.h"
  37 #include "resource.h"
  38
  39 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  40
  41 #define NSCMD_ALIGN        "cmd_align"
  42 #define NSCMD_BEGINLINE    "cmd_beginLine"
  43 #define NSCMD_BOLD         "cmd_bold"
  44 #define NSCMD_CHARNEXT     "cmd_charNext"
  45 #define NSCMD_CHARPREVIOUS "cmd_charPrevious"
  46 #define NSCMD_COPY         "cmd_copy"
  47 #define NSCMD_CUT          "cmd_cut"
  48 #define NSCMD_DELETECHARFORWARD   "cmd_deleteCharForward"
  49 #define NSCMD_DELETEWORDFORWARD   "cmd_deleteWordForward"
  50 #define NSCMD_ENDLINE      "cmd_endLine"
  51 #define NSCMD_FONTCOLOR    "cmd_fontColor"
  52 #define NSCMD_FONTFACE     "cmd_fontFace"
  53 #define NSCMD_INDENT       "cmd_indent"
  54 #define NSCMD_INSERTHR     "cmd_insertHR"
  55 #define NSCMD_INSERTLINKNOUI    "cmd_insertLinkNoUI"
  56 #define NSCMD_ITALIC       "cmd_italic"
  57 #define NSCMD_LINENEXT     "cmd_lineNext"
  58 #define NSCMD_LINEPREVIOUS "cmd_linePrevious"
  59 #define NSCMD_MOVEBOTTOM   "cmd_moveBottom"
  60 #define NSCMD_MOVEPAGEDOWN "cmd_movePageDown"
  61 #define NSCMD_MOVEPAGEUP   "cmd_movePageUp"
  62 #define NSCMD_MOVETOP      "cmd_moveTop"
  63 #define NSCMD_OL           "cmd_ol"
  64 #define NSCMD_OUTDENT      "cmd_outdent"
  65 #define NSCMD_PASTE        "cmd_paste"
  66 #define NSCMD_SELECTALL           "cmd_selectAll"
  67 #define NSCMD_SELECTBEGINLINE     "cmd_selectBeginLine"
  68 #define NSCMD_SELECTBOTTOM        "cmd_selectBottom"
  69 #define NSCMD_SELECTCHARNEXT      "cmd_selectCharNext"
  70 #define NSCMD_SELECTCHARPREVIOUS  "cmd_selectCharPrevious"
  71 #define NSCMD_SELECTENDLINE       "cmd_selectEndLine"
  72 #define NSCMD_SELECTLINENEXT      "cmd_selectLineNext"
  73 #define NSCMD_SELECTLINEPREVIOUS  "cmd_selectLinePrevious"
  74 #define NSCMD_SELECTPAGEDOWN      "cmd_selectPageDown"
  75 #define NSCMD_SELECTPAGEUP        "cmd_selectPageUp"
  76 #define NSCMD_SELECTTOP           "cmd_selectTop"
  77 #define NSCMD_SELECTWORDNEXT      "cmd_selectWordNext"
  78 #define NSCMD_SELECTWORDPREVIOUS  "cmd_selectWordPrevious"
  79 #define NSCMD_UL           "cmd_ul"
  80 #define NSCMD_UNDERLINE    "cmd_underline"
  81 #define NSCMD_WORDNEXT     "cmd_wordNext"
  82 #define NSCMD_WORDPREVIOUS "cmd_wordPrevious"
  83
  84 #define NSSTATE_ATTRIBUTE "state_attribute"
  85 #define NSSTATE_ALL       "state_all"
  86
  87 #define NSALIGN_CENTER "center"
  88 #define NSALIGN_LEFT   "left"
  89 #define NSALIGN_RIGHT  "right"
  90
  91 #define DOM_VK_LEFT     VK_LEFT
  92 #define DOM_VK_UP       VK_UP
  93 #define DOM_VK_RIGHT    VK_RIGHT
  94 #define DOM_VK_DOWN     VK_DOWN
  95 #define DOM_VK_DELETE   VK_DELETE
  96 #define DOM_VK_HOME     VK_HOME
  97 #define DOM_VK_END      VK_END
  98
  99 static const WCHAR wszFont[] = {'f','o','n','t',0};
 100 static const WCHAR wszSize[] = {'s','i','z','e',0};
 101
 102 void set_dirty(HTMLDocument *This, VARIANT_BOOL dirty)
 103 {
 104     nsresult nsres;
 105
 106     if(This->usermode != EDITMODE || !This->nscontainer || !This->nscontainer->editor)
 107         return;
 108
 109     if(dirty) {
 110         nsres = nsIEditor_IncrementModificationCount(This->nscontainer->editor, 1);
 111         if(NS_FAILED(nsres))
 112             ERR("IncrementModificationCount failed: %08x\n", nsres);
 113     }else {
 114         nsres = nsIEditor_ResetModificationCount(This->nscontainer->editor);
 115         if(NS_FAILED(nsres))
 116             ERR("ResetModificationCount failed: %08x\n", nsres);
 117     }
 118 }
 119
 120 static void do_ns_editor_command(NSContainer *This, const char *cmd)
 121 {
 122     nsresult nsres;
 123
 124     if(!This->editor_controller)
 125         return;
 126
 127     nsres = nsIController_DoCommand(This->editor_controller, cmd);
 128     if(NS_FAILED(nsres))
 129         ERR("DoCommand(%s) failed: %08x\n", debugstr_a(cmd), nsres);
 130 }
 131
 132 static nsresult get_ns_command_state(NSContainer *This, const char *cmd, nsICommandParams *nsparam)
 133 {
 134     nsICommandManager *cmdmgr;
 135     nsresult nsres;
 136
 137     nsres = get_nsinterface((nsISupports*)This->webbrowser, &IID_nsICommandManager, (void**)&cmdmgr);
 138     if(NS_FAILED(nsres)) {
 139         ERR("Could not get nsICommandManager: %08x\n", nsres);
 140         return nsres;
 141     }
 142
 143     nsres = nsICommandManager_GetCommandState(cmdmgr, cmd, NULL, nsparam);
 144     if(NS_FAILED(nsres))
 145         ERR("GetCommandState(%s) failed: %08x\n", debugstr_a(cmd), nsres);
 146
 147     nsICommandManager_Release(cmdmgr);
 148     return nsres;
 149 }
 150
 151 static DWORD query_ns_edit_status(HTMLDocument *This, const char *nscmd)
 152 {
 153     nsICommandParams *nsparam;
 154     PRBool b = FALSE;
 155
 156     if(This->usermode != EDITMODE || This->readystate < READYSTATE_INTERACTIVE)
 157         return OLECMDF_SUPPORTED;
 158
 159     if(This->nscontainer && nscmd) {
 160         nsparam = create_nscommand_params();
 161         get_ns_command_state(This->nscontainer, nscmd, nsparam);
 162
 163         nsICommandParams_GetBooleanValue(nsparam, NSSTATE_ALL, &b);
 164
 165         nsICommandParams_Release(nsparam);
 166     }
 167
 168     return OLECMDF_SUPPORTED | OLECMDF_ENABLED | (b ? OLECMDF_LATCHED : 0);
 169 }
 170
 171 static void set_ns_align(HTMLDocument *This, const char *align_str)
 172 {
 173     nsICommandParams *nsparam;
 174
 175     if(!This->nscontainer)
 176         return;
 177
 178     nsparam = create_nscommand_params();
 179     nsICommandParams_SetCStringValue(nsparam, NSSTATE_ATTRIBUTE, align_str);
 180
 181     do_ns_command(This->nscontainer, NSCMD_ALIGN, nsparam);
 182
 183     nsICommandParams_Release(nsparam);
 184 }
 185
 186 static DWORD query_align_status(HTMLDocument *This, const char *align_str)
 187 {
 188     nsICommandParams *nsparam;
 189     char *align = NULL;
 190
 191     if(This->usermode != EDITMODE || This->readystate < READYSTATE_INTERACTIVE)
 192         return OLECMDF_SUPPORTED;
 193
 194     if(This->nscontainer) {
 195         nsparam = create_nscommand_params();
 196         get_ns_command_state(This->nscontainer, NSCMD_ALIGN, nsparam);
 197
 198         nsICommandParams_GetCStringValue(nsparam, NSSTATE_ATTRIBUTE, &align);
 199
 200         nsICommandParams_Release(nsparam);
 201     }
 202
 203     return OLECMDF_SUPPORTED | OLECMDF_ENABLED
 204         | (align && !strcmp(align_str, align) ? OLECMDF_LATCHED : 0);
 205 }
 206
 207
 208 static nsISelection *get_ns_selection(HTMLDocument *This)
 209 {
 210     nsIDOMWindow *dom_window;
 211     nsISelection *nsselection = NULL;
 212     nsresult nsres;
 213
 214     if(!This->nscontainer)
 215         return NULL;
 216
 217     nsres = nsIWebBrowser_GetContentDOMWindow(This->nscontainer->webbrowser, &dom_window);
 218     if(NS_FAILED(nsres))
 219         return NULL;
 220
 221     nsIDOMWindow_GetSelection(dom_window, &nsselection);
 222     nsIDOMWindow_Release(dom_window);
 223
 224     return nsselection;
 225
 226 }
 227
 228 static void remove_child_attr(nsIDOMElement *elem, LPCWSTR tag, nsAString *attr_str)
 229 {
 230     PRBool has_children;
 231     PRUint32 child_cnt, i;
 232     nsIDOMNode *child_node;
 233     nsIDOMNodeList *node_list;
 234     PRUint16 node_type;
 235
 236     nsIDOMElement_HasChildNodes(elem, &has_children);
 237     if(!has_children)
 238         return;
 239
 240     nsIDOMElement_GetChildNodes(elem, &node_list);
 241     nsIDOMNodeList_GetLength(node_list, &child_cnt);
 242
 243     for(i=0; i<child_cnt; i++) {
 244         nsIDOMNodeList_Item(node_list, i, &child_node);
 245
 246         nsIDOMNode_GetNodeType(child_node, &node_type);
 247         if(node_type == ELEMENT_NODE) {
 248             nsIDOMElement *child_elem;
 249             nsAString tag_str;
 250             const PRUnichar *ctag;
 251
 252             nsIDOMNode_QueryInterface(child_node, &IID_nsIDOMElement, (void**)&child_elem);
 253
 254             nsAString_Init(&tag_str, NULL);
 255             nsIDOMElement_GetTagName(child_elem, &tag_str);
 256             nsAString_GetData(&tag_str, &ctag);
 257
 258             if(!strcmpiW(ctag, tag))
 259                 /* FIXME: remove node if there are no more attributes */
 260                 nsIDOMElement_RemoveAttribute(child_elem, attr_str);
 261
 262             nsAString_Finish(&tag_str);
 263
 264             remove_child_attr(child_elem, tag, attr_str);
 265
 266             nsIDOMNode_Release(child_elem);
 267         }
 268
 269         nsIDOMNode_Release(child_node);
 270     }
 271
 272     nsIDOMNodeList_Release(node_list);
 273 }
 274
 275 static void get_font_size(HTMLDocument *This, WCHAR *ret)
 276 {
 277     nsISelection *nsselection = get_ns_selection(This);
 278     nsIDOMElement *elem = NULL;
 279     nsIDOMNode *node = NULL, *tmp_node;
 280     nsAString tag_str;
 281     LPCWSTR tag;
 282     PRUint16 node_type;
 283     nsresult nsres;
 284
 285     *ret = 0;
 286
 287     if(!nsselection)
 288         return;
 289
 290     nsISelection_GetFocusNode(nsselection, &node);
 291     nsISelection_Release(nsselection);
 292
 293     while(node) {
 294         nsres = nsIDOMNode_GetNodeType(node, &node_type);
 295         if(NS_FAILED(nsres) || node_type == DOCUMENT_NODE)
 296             break;
 297
 298         if(node_type == ELEMENT_NODE) {
 299             nsIDOMNode_QueryInterface(node, &IID_nsIDOMElement, (void**)&elem);
 300
 301             nsAString_Init(&tag_str, NULL);
 302             nsIDOMElement_GetTagName(elem, &tag_str);
 303             nsAString_GetData(&tag_str, &tag);
 304
 305             if(!strcmpiW(tag, wszFont)) {
 306                 nsAString size_str, val_str;
 307                 LPCWSTR val;
 308
 309                 TRACE("found font tag %p\n", elem);
 310
 311                 nsAString_Init(&size_str, wszSize);
 312                 nsAString_Init(&val_str, NULL);
 313
 314                 nsIDOMElement_GetAttribute(elem, &size_str, &val_str);
 315                 nsAString_GetData(&val_str, &val);
 316
 317                 if(*val) {
 318                     TRACE("found size %s\n", debugstr_w(val));
 319                     strcpyW(ret, val);
 320                 }
 321
 322                 nsAString_Finish(&size_str);
 323                 nsAString_Finish(&val_str);
 324             }
 325
 326             nsAString_Finish(&tag_str);
 327
 328             nsIDOMElement_Release(elem);
 329         }
 330
 331         if(*ret)
 332             break;
 333
 334         tmp_node = node;
 335         nsIDOMNode_GetParentNode(node, &node);
 336         nsIDOMNode_Release(tmp_node);
 337     }
 338
 339     if(node)
 340         nsIDOMNode_Release(node);
 341 }
 342
 343 static void set_font_size(HTMLDocument *This, LPCWSTR size)
 344 {
 345     nsISelection *nsselection;
 346     PRBool collapsed;
 347     nsIDOMDocument *nsdoc;
 348     nsIDOMElement *elem;
 349     nsIDOMRange *range;
 350     PRInt32 range_cnt = 0;
 351     nsAString font_str;
 352     nsAString size_str;
 353     nsAString val_str;
 354     nsresult nsres;
 355
 356     nsselection = get_ns_selection(This);
 357
 358     if(!nsselection)
 359         return;
 360
 361     nsISelection_GetRangeCount(nsselection, &range_cnt);
 362     if(range_cnt != 1) {
 363         FIXME("range_cnt %d not supprted\n", range_cnt);
 364         if(!range_cnt) {
 365             nsISelection_Release(nsselection);
 366             return;
 367         }
 368     }
 369
 370     nsres = nsIWebNavigation_GetDocument(This->nscontainer->navigation, &nsdoc);
 371     if(NS_FAILED(nsres))
 372         return;
 373
 374     nsAString_Init(&font_str, wszFont);
 375     nsAString_Init(&size_str, wszSize);
 376     nsAString_Init(&val_str, size);
 377
 378     nsIDOMDocument_CreateElement(nsdoc, &font_str, &elem);
 379     nsIDOMElement_SetAttribute(elem, &size_str, &val_str);
 380
 381     nsISelection_GetRangeAt(nsselection, 0, &range);
 382     nsISelection_GetIsCollapsed(nsselection, &collapsed);
 383     nsISelection_RemoveAllRanges(nsselection);
 384
 385     nsIDOMRange_SurroundContents(range, (nsIDOMNode*)elem);
 386
 387     if(collapsed) {
 388         nsISelection_Collapse(nsselection, (nsIDOMNode*)elem, 0);
 389     }else {
 390         /* Remove all size attrbutes from the range */
 391         remove_child_attr(elem, wszFont, &size_str);
 392         nsISelection_SelectAllChildren(nsselection, (nsIDOMNode*)elem);
 393     }
 394
 395     nsIDOMRange_Release(range);
 396     nsIDOMElement_Release(elem);
 397
 398     nsAString_Finish(&font_str);
 399     nsAString_Finish(&size_str);
 400     nsAString_Finish(&val_str);
 401
 402     nsISelection_Release(nsselection);
 403     nsIDOMDocument_Release(nsdoc);
 404
 405     set_dirty(This, VARIANT_TRUE);
 406 }
 407
 408 static void handle_arrow_key(HTMLDocument *This, nsIDOMKeyEvent *event, const char * const cmds[4])
 409 {
 410     int i=0;
 411     PRBool b;
 412
 413     nsIDOMKeyEvent_GetCtrlKey(event, &b);
 414     if(b)
 415         i |= 1;
 416
 417     nsIDOMKeyEvent_GetShiftKey(event, &b);
 418     if(b)
 419         i |= 2;
 420
 421     if(cmds[i])
 422         do_ns_editor_command(This->nscontainer, cmds[i]);
 423
 424     nsIDOMKeyEvent_PreventDefault(event);
 425 }
 426
 427 void handle_edit_event(HTMLDocument *This, nsIDOMEvent *event)
 428 {
 429     nsIDOMKeyEvent *key_event;
 430     PRUint32 code;
 431
 432     nsIDOMEvent_QueryInterface(event, &IID_nsIDOMKeyEvent, (void**)&key_event);
 433
 434     nsIDOMKeyEvent_GetKeyCode(key_event, &code);
 435
 436     switch(code) {
 437     case DOM_VK_LEFT: {
 438         static const char * const cmds[] = {
 439             NSCMD_CHARPREVIOUS,
 440             NSCMD_WORDPREVIOUS,
 441             NSCMD_SELECTCHARPREVIOUS,
 442             NSCMD_SELECTWORDPREVIOUS
 443         };
 444
 445         TRACE("left\n");
 446         handle_arrow_key(This, key_event, cmds);
 447         break;
 448     }
 449     case DOM_VK_RIGHT: {
 450         static const char * const cmds[] = {
 451             NSCMD_CHARNEXT,
 452             NSCMD_WORDNEXT,
 453             NSCMD_SELECTCHARNEXT,
 454             NSCMD_SELECTWORDNEXT
 455         };
 456
 457         TRACE("right\n");
 458         handle_arrow_key(This, key_event, cmds);
 459         break;
 460     }
 461     case DOM_VK_UP: {
 462         static const char * const cmds[] = {
 463             NSCMD_LINEPREVIOUS,
 464             NSCMD_MOVEPAGEUP,
 465             NSCMD_SELECTLINEPREVIOUS,
 466             NSCMD_SELECTPAGEUP
 467         };
 468
 469         TRACE("up\n");
 470         handle_arrow_key(This, key_event, cmds);
 471         break;
 472     }
 473     case DOM_VK_DOWN: {
 474         static const char * const cmds[] = {
 475             NSCMD_LINENEXT,
 476             NSCMD_MOVEPAGEDOWN,
 477             NSCMD_SELECTLINENEXT,
 478             NSCMD_SELECTPAGEDOWN
 479         };
 480
 481         TRACE("down\n");
 482         handle_arrow_key(This, key_event, cmds);
 483         break;
 484     }
 485     case DOM_VK_DELETE: {
 486         static const char * const cmds[] = {
 487             NSCMD_DELETECHARFORWARD,
 488             NSCMD_DELETEWORDFORWARD,
 489             NULL, NULL
 490         };
 491
 492         TRACE("delete\n");
 493         handle_arrow_key(This, key_event, cmds);
 494         break;
 495     }
 496     case DOM_VK_HOME: {
 497         static const char * const cmds[] = {
 498             NSCMD_BEGINLINE,
 499             NSCMD_MOVETOP,
 500             NSCMD_SELECTBEGINLINE,
 501             NSCMD_SELECTTOP
 502         };
 503
 504         TRACE("home\n");
 505         handle_arrow_key(This, key_event, cmds);
 506         break;
 507     }
 508     case DOM_VK_END: {
 509         static const char * const cmds[] = {
 510             NSCMD_ENDLINE,
 511             NSCMD_MOVEBOTTOM,
 512             NSCMD_SELECTENDLINE,
 513             NSCMD_SELECTBOTTOM
 514         };
 515
 516         TRACE("end\n");
 517         handle_arrow_key(This, key_event, cmds);
 518         break;
 519     }
 520     }
 521
 522     nsIDOMKeyEvent_Release(key_event);
 523 }
 524
 525 void handle_edit_load(HTMLDocument *This)
 526 {
 527     This->nscontainer->reset_focus = GetFocus();
 528     get_editor_controller(This->nscontainer);
 529 }
 530
 531 static void set_ns_fontname(NSContainer *This, const char *fontname)
 532 {
 533     nsICommandParams *nsparam = create_nscommand_params();
 534
 535     nsICommandParams_SetCStringValue(nsparam, NSSTATE_ATTRIBUTE, fontname);
 536     do_ns_command(This, NSCMD_FONTFACE, nsparam);
 537     nsICommandParams_Release(nsparam);
 538 }
 539
 540 static HRESULT exec_delete(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 541 {
 542     TRACE("(%p)->(%p %p)\n", This, in, out);
 543
 544     if(This->nscontainer)
 545         do_ns_editor_command(This->nscontainer, NSCMD_DELETECHARFORWARD);
 546
 547     update_doc(This, UPDATE_UI);
 548     return S_OK;
 549 }
 550
 551 static HRESULT exec_fontname(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 552 {
 553     TRACE("(%p)->(%p %p)\n", This, in, out);
 554
 555     if(!This->nscontainer) {
 556         update_doc(This, UPDATE_UI);
 557         return E_FAIL;
 558     }
 559
 560     if(in) {
 561         char *stra;
 562         DWORD len;
 563
 564         if(V_VT(in) != VT_BSTR) {
 565             FIXME("Unsupported vt=%d\n", V_VT(out));
 566             return E_INVALIDARG;
 567         }
 568
 569         TRACE("%s\n", debugstr_w(V_BSTR(in)));
 570
 571         len = WideCharToMultiByte(CP_ACP, 0, V_BSTR(in), -1, NULL, 0, NULL, NULL);
 572         stra = heap_alloc(len);
 573         WideCharToMultiByte(CP_ACP, 0, V_BSTR(in), -1, stra, -1, NULL, NULL);
 574
 575         set_ns_fontname(This->nscontainer, stra);
 576
 577         heap_free(stra);
 578
 579         update_doc(This, UPDATE_UI);
 580     }
 581
 582     if(out) {
 583         nsICommandParams *nsparam;
 584         LPWSTR strw;
 585         char *stra;
 586         DWORD len;
 587         nsresult nsres;
 588
 589         V_VT(out) = VT_BSTR;
 590         V_BSTR(out) = NULL;
 591
 592         nsparam = create_nscommand_params();
 593
 594         nsres = get_ns_command_state(This->nscontainer, NSCMD_FONTFACE, nsparam);
 595         if(NS_FAILED(nsres))
 596             return S_OK;
 597
 598         nsICommandParams_GetCStringValue(nsparam, NSSTATE_ATTRIBUTE, &stra);
 599         nsICommandParams_Release(nsparam);
 600
 601         len = MultiByteToWideChar(CP_ACP, 0, stra, -1, NULL, 0);
 602         strw = heap_alloc(len*sizeof(WCHAR));
 603         MultiByteToWideChar(CP_ACP, 0, stra, -1, strw, -1);
 604         nsfree(stra);
 605
 606         V_BSTR(out) = SysAllocString(strw);
 607         heap_free(strw);
 608     }
 609
 610     return S_OK;
 611 }
 612
 613 static HRESULT exec_forecolor(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 614 {
 615     TRACE("(%p)->(%p %p)\n", This, in, out);
 616
 617     if(in) {
 618         if(V_VT(in) == VT_I4) {
 619             nsICommandParams *nsparam = create_nscommand_params();
 620             char color_str[10];
 621
 622             sprintf(color_str, "#%02x%02x%02x",
 623                     V_I4(in)&0xff, (V_I4(in)>>8)&0xff, (V_I4(in)>>16)&0xff);
 624
 625             nsICommandParams_SetCStringValue(nsparam, NSSTATE_ATTRIBUTE, color_str);
 626             do_ns_command(This->nscontainer, NSCMD_FONTCOLOR, nsparam);
 627
 628             nsICommandParams_Release(nsparam);
 629         }else {
 630             FIXME("unsupported in vt=%d\n", V_VT(in));
 631         }
 632
 633         update_doc(This, UPDATE_UI);
 634     }
 635
 636     if(out) {
 637         FIXME("unsupported out\n");
 638         return E_NOTIMPL;
 639     }
 640
 641     return S_OK;
 642 }
 643
 644 static HRESULT exec_fontsize(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 645 {
 646     TRACE("(%p)->(%p %p)\n", This, in, out);
 647
 648     if(out) {
 649         WCHAR val[10] = {0};
 650
 651         get_font_size(This, val);
 652         V_VT(out) = VT_I4;
 653         V_I4(out) = strtolW(val, NULL, 10);
 654     }
 655
 656     if(in) {
 657         switch(V_VT(in)) {
 658         case VT_I4: {
 659             WCHAR size[10];
 660             static const WCHAR format[] = {'%','d',0};
 661             wsprintfW(size, format, V_I4(in));
 662             set_font_size(This, size);
 663             break;
 664         }
 665         case VT_BSTR:
 666             set_font_size(This, V_BSTR(in));
 667             break;
 668         default:
 669             FIXME("unsupported vt %d\n", V_VT(in));
 670         }
 671
 672         update_doc(This, UPDATE_UI);
 673     }
 674
 675     return S_OK;
 676 }
 677
 678 static HRESULT exec_font(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 679 {
 680
 681     FIXME("(%p)->(%p %p)\n", This, in, out);
 682     return E_NOTIMPL;
 683 }
 684
 685 static HRESULT exec_selectall(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 686 {
 687     TRACE("(%p)\n", This);
 688
 689     if(in || out)
 690         FIXME("unsupported args\n");
 691
 692     if(This->nscontainer)
 693         do_ns_command(This->nscontainer, NSCMD_SELECTALL, NULL);
 694
 695     update_doc(This, UPDATE_UI);
 696     return S_OK;
 697 }
 698
 699 static HRESULT exec_bold(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 700 {
 701     TRACE("(%p)\n", This);
 702
 703     if(in || out)
 704         FIXME("unsupported args\n");
 705
 706     if(This->nscontainer)
 707         do_ns_command(This->nscontainer, NSCMD_BOLD, NULL);
 708
 709     update_doc(This, UPDATE_UI);
 710     return S_OK;
 711 }
 712
 713 static HRESULT exec_italic(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 714 {
 715     TRACE("(%p)\n", This);
 716
 717     if(in || out)
 718         FIXME("unsupported args\n");
 719
 720     if(This->nscontainer)
 721         do_ns_command(This->nscontainer, NSCMD_ITALIC, NULL);
 722
 723     update_doc(This, UPDATE_UI);
 724     return S_OK;
 725 }
 726
 727 static HRESULT query_justify(HTMLDocument *This, OLECMD *cmd)
 728 {
 729     switch(cmd->cmdID) {
 730     case IDM_JUSTIFYCENTER:
 731         TRACE("(%p) IDM_JUSTIFYCENTER\n", This);
 732         cmd->cmdf = query_align_status(This, NSALIGN_CENTER);
 733         break;
 734     case IDM_JUSTIFYLEFT:
 735         TRACE("(%p) IDM_JUSTIFYLEFT\n", This);
 736         /* FIXME: We should set OLECMDF_LATCHED only if it's set explicitly. */
 737         if(This->usermode != EDITMODE || This->readystate < READYSTATE_INTERACTIVE)
 738             cmd->cmdf = OLECMDF_SUPPORTED;
 739         else
 740             cmd->cmdf = OLECMDF_SUPPORTED | OLECMDF_ENABLED;
 741         break;
 742     case IDM_JUSTIFYRIGHT:
 743         TRACE("(%p) IDM_JUSTIFYRIGHT\n", This);
 744         cmd->cmdf = query_align_status(This, NSALIGN_RIGHT);
 745         break;
 746     }
 747
 748     return S_OK;
 749 }
 750
 751 static HRESULT exec_justifycenter(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 752 {
 753     TRACE("(%p)\n", This);
 754
 755     if(in || out)
 756         FIXME("unsupported args\n");
 757
 758     set_ns_align(This, NSALIGN_CENTER);
 759     update_doc(This, UPDATE_UI);
 760     return S_OK;
 761 }
 762
 763 static HRESULT exec_justifyleft(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 764 {
 765     TRACE("(%p)\n", This);
 766
 767     if(in || out)
 768         FIXME("unsupported args\n");
 769
 770     set_ns_align(This, NSALIGN_LEFT);
 771     update_doc(This, UPDATE_UI);
 772     return S_OK;
 773 }
 774
 775 static HRESULT exec_justifyright(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 776 {
 777     TRACE("(%p)\n", This);
 778
 779     if(in || out)
 780         FIXME("unsupported args\n");
 781
 782     set_ns_align(This, NSALIGN_RIGHT);
 783     update_doc(This, UPDATE_UI);
 784     return S_OK;
 785 }
 786
 787 static HRESULT exec_underline(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 788 {
 789     TRACE("(%p)\n", This);
 790
 791     if(in || out)
 792         FIXME("unsupported args\n");
 793
 794     if(This->nscontainer)
 795         do_ns_command(This->nscontainer, NSCMD_UNDERLINE, NULL);
 796
 797     update_doc(This, UPDATE_UI);
 798     return S_OK;
 799 }
 800
 801 static HRESULT exec_horizontalline(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 802 {
 803     TRACE("(%p)\n", This);
 804
 805     if(in || out)
 806         FIXME("unsupported args\n");
 807
 808     if(This->nscontainer)
 809         do_ns_command(This->nscontainer, NSCMD_INSERTHR, NULL);
 810
 811     update_doc(This, UPDATE_UI);
 812     return S_OK;
 813 }
 814
 815 static HRESULT exec_orderlist(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 816 {
 817     TRACE("(%p)\n", This);
 818
 819     if(in || out)
 820         FIXME("unsupported args\n");
 821
 822     if(This->nscontainer)
 823         do_ns_command(This->nscontainer, NSCMD_OL, NULL);
 824
 825     update_doc(This, UPDATE_UI);
 826     return S_OK;
 827 }
 828
 829 static HRESULT exec_unorderlist(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 830 {
 831     TRACE("(%p)\n", This);
 832
 833     if(in || out)
 834         FIXME("unsupported args\n");
 835
 836     if(This->nscontainer)
 837         do_ns_command(This->nscontainer, NSCMD_UL, NULL);
 838
 839     update_doc(This, UPDATE_UI);
 840     return S_OK;
 841 }
 842
 843 static HRESULT exec_indent(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 844 {
 845     TRACE("(%p)\n", This);
 846
 847     if(in || out)
 848         FIXME("unsupported args\n");
 849
 850     if(This->nscontainer)
 851         do_ns_command(This->nscontainer, NSCMD_INDENT, NULL);
 852
 853     update_doc(This, UPDATE_UI);
 854     return S_OK;
 855 }
 856
 857 static HRESULT exec_outdent(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 858 {
 859     TRACE("(%p)\n", This);
 860
 861     if(in || out)
 862         FIXME("unsupported args\n");
 863
 864     if(This->nscontainer)
 865         do_ns_command(This->nscontainer, NSCMD_OUTDENT, NULL);
 866
 867     update_doc(This, UPDATE_UI);
 868     return S_OK;
 869 }
 870
 871 static HRESULT exec_composesettings(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 872 {
 873     WCHAR *ptr;
 874
 875     if(out || !in || V_VT(in) != VT_BSTR) {
 876         WARN("invalid arg\n");
 877         return E_INVALIDARG;
 878     }
 879
 880     TRACE("(%p)->(%x %s)\n", This, cmdexecopt, debugstr_w(V_BSTR(in)));
 881
 882     update_doc(This, UPDATE_UI);
 883
 884     ptr = V_BSTR(in);
 885     if(*ptr == '1')
 886         exec_bold(This, cmdexecopt, NULL, NULL);
 887     ptr = strchrW(ptr, ',');
 888     if(!ptr)
 889         return S_OK;
 890
 891     if(*++ptr == '1')
 892         exec_italic(This, cmdexecopt, NULL, NULL);
 893     ptr = strchrW(ptr, ',');
 894     if(!ptr)
 895         return S_OK;
 896
 897     if(*++ptr == '1')
 898         exec_underline(This, cmdexecopt, NULL, NULL);
 899     ptr = strchrW(ptr, ',');
 900     if(!ptr)
 901         return S_OK;
 902
 903     if(isdigitW(*++ptr)) {
 904         VARIANT v;
 905
 906         V_VT(&v) = VT_I4;
 907         V_I4(&v) = *ptr-'0';
 908
 909         exec_fontsize(This, cmdexecopt, &v, NULL);
 910     }
 911     ptr = strchrW(ptr, ',');
 912     if(!ptr)
 913         return S_OK;
 914
 915     if(*++ptr != ',')
 916         FIXME("set font color\n");
 917     ptr = strchrW(ptr, ',');
 918     if(!ptr)
 919         return S_OK;
 920
 921     if(*++ptr != ',')
 922         FIXME("set background color\n");
 923     ptr = strchrW(ptr, ',');
 924     if(!ptr)
 925         return S_OK;
 926
 927     ptr++;
 928     if(*ptr) {
 929         VARIANT v;
 930
 931         V_VT(&v) = VT_BSTR;
 932         V_BSTR(&v) = SysAllocString(ptr);
 933
 934         exec_fontname(This, cmdexecopt, &v, NULL);
 935
 936         SysFreeString(V_BSTR(&v));
 937     }
 938
 939     return S_OK;
 940 }
 941
 942 HRESULT editor_exec_copy(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 943 {
 944     update_doc(This, UPDATE_UI);
 945
 946     if(!This->nscontainer)
 947         return E_FAIL;
 948
 949     do_ns_editor_command(This->nscontainer, NSCMD_COPY);
 950     return S_OK;
 951 }
 952
 953 HRESULT editor_exec_cut(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 954 {
 955     update_doc(This, UPDATE_UI);
 956
 957     if(!This->nscontainer)
 958         return E_FAIL;
 959
 960     do_ns_editor_command(This->nscontainer, NSCMD_CUT);
 961     return S_OK;
 962 }
 963
 964 HRESULT editor_exec_paste(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 965 {
 966     update_doc(This, UPDATE_UI);
 967
 968     if(!This->nscontainer)
 969         return E_FAIL;
 970
 971     do_ns_editor_command(This->nscontainer, NSCMD_PASTE);
 972     return S_OK;
 973 }
 974
 975 static HRESULT exec_setdirty(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
 976 {
 977     TRACE("(%p)->(%08x %p %p)\n", This, cmdexecopt, in, out);
 978
 979     if(!in)
 980         return S_OK;
 981
 982     if(V_VT(in) == VT_BOOL)
 983         set_dirty(This, V_BOOL(in));
 984     else
 985         FIXME("unsupported vt=%d\n", V_VT(in));
 986
 987     return S_OK;
 988 }
 989
 990 static HRESULT query_edit_status(HTMLDocument *This, OLECMD *cmd)
 991 {
 992     switch(cmd->cmdID) {
 993     case IDM_DELETE:
 994         TRACE("CGID_MSHTML: IDM_DELETE\n");
 995         cmd->cmdf = query_ns_edit_status(This, NULL);
 996         break;
 997     case IDM_FONTNAME:
 998         TRACE("CGID_MSHTML: IDM_FONTNAME\n");
 999         cmd->cmdf = query_ns_edit_status(This, NULL);
1000         break;
1001     case IDM_FONTSIZE:
1002         TRACE("CGID_MSHTML: IDM_FONTSIZE\n");
1003         cmd->cmdf = query_ns_edit_status(This, NULL);
1004         break;
1005     case IDM_BOLD:
1006         TRACE("CGID_MSHTML: IDM_BOLD\n");
1007         cmd->cmdf = query_ns_edit_status(This, NSCMD_BOLD);
1008         break;
1009     case IDM_FORECOLOR:
1010         TRACE("CGID_MSHTML: IDM_FORECOLOR\n");
1011         cmd->cmdf = query_ns_edit_status(This, NULL);
1012         break;
1013     case IDM_ITALIC:
1014         TRACE("CGID_MSHTML: IDM_ITALIC\n");
1015         cmd->cmdf = query_ns_edit_status(This, NSCMD_ITALIC);
1016         break;
1017     case IDM_UNDERLINE:
1018         TRACE("CGID_MSHTML: IDM_UNDERLINE\n");
1019         cmd->cmdf = query_ns_edit_status(This, NSCMD_UNDERLINE);
1020         break;
1021     case IDM_HORIZONTALLINE:
1022         TRACE("CGID_MSHTML: IDM_HORIZONTALLINE\n");
1023         cmd->cmdf = query_ns_edit_status(This, NULL);
1024         break;
1025     case IDM_ORDERLIST:
1026         TRACE("CGID_MSHTML: IDM_ORDERLIST\n");
1027         cmd->cmdf = query_ns_edit_status(This, NSCMD_OL);
1028         break;
1029     case IDM_UNORDERLIST:
1030         TRACE("CGID_MSHTML: IDM_HORIZONTALLINE\n");
1031         cmd->cmdf = query_ns_edit_status(This, NSCMD_UL);
1032         break;
1033     case IDM_INDENT:
1034         TRACE("CGID_MSHTML: IDM_INDENT\n");
1035         cmd->cmdf = query_ns_edit_status(This, NULL);
1036         break;
1037     case IDM_OUTDENT:
1038         TRACE("CGID_MSHTML: IDM_OUTDENT\n");
1039         cmd->cmdf = query_ns_edit_status(This, NULL);
1040         break;
1041     case IDM_HYPERLINK:
1042         TRACE("CGID_MSHTML: IDM_HYPERLINK\n");
1043         cmd->cmdf = query_ns_edit_status(This, NULL);
1044         break;
1045     }
1046
1047     return S_OK;
1048 }
1049
1050 static INT_PTR CALLBACK hyperlink_dlgproc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
1051 {
1052     static const WCHAR wszOther[] = {'(','o','t','h','e','r',')',0};
1053
1054     switch (msg)
1055     {
1056         case WM_INITDIALOG:
1057         {
1058             static const WCHAR wszFile[] = {'f','i','l','e',':',0};
1059             static const WCHAR wszFtp[] = {'f','t','p',':',0};
1060             static const WCHAR wszHttp[] = {'h','t','t','p',':',0};
1061             static const WCHAR wszHttps[] = {'h','t','t','p','s',':',0};
1062             static const WCHAR wszMailto[] = {'m','a','i','l','t','o',':',0};
1063             static const WCHAR wszNews[] = {'n','e','w','s',':',0};
1064             INT def_idx;
1065             HWND hwndCB = GetDlgItem(hwnd, IDC_TYPE);
1066             HWND hwndURL = GetDlgItem(hwnd, IDC_URL);
1067             INT len;
1068
1069             SetWindowLongPtrW(hwnd, DWLP_USER, lparam);
1070
1071             SendMessageW(hwndCB, CB_INSERTSTRING, -1, (LPARAM)wszOther);
1072             SendMessageW(hwndCB, CB_INSERTSTRING, -1, (LPARAM)wszFile);
1073             SendMessageW(hwndCB, CB_INSERTSTRING, -1, (LPARAM)wszFtp);
1074             def_idx = SendMessageW(hwndCB, CB_INSERTSTRING, -1, (LPARAM)wszHttp);
1075             SendMessageW(hwndCB, CB_INSERTSTRING, -1, (LPARAM)wszHttps);
1076             SendMessageW(hwndCB, CB_INSERTSTRING, -1, (LPARAM)wszMailto);
1077             SendMessageW(hwndCB, CB_INSERTSTRING, -1, (LPARAM)wszNews);
1078             SendMessageW(hwndCB, CB_SETCURSEL, def_idx, 0);
1079
1080             /* force the updating of the URL edit box */
1081             SendMessageW(hwnd, WM_COMMAND, MAKEWPARAM(IDC_TYPE, CBN_SELCHANGE), (LPARAM)hwndCB);
1082
1083             SetFocus(hwndURL);
1084             len = SendMessageW(hwndURL, WM_GETTEXTLENGTH, 0, 0);
1085             SendMessageW(hwndURL, EM_SETSEL, 0, len);
1086
1087             return FALSE;
1088         }
1089         case WM_COMMAND:
1090             switch (wparam)
1091             {
1092                 case MAKEWPARAM(IDCANCEL, BN_CLICKED):
1093                     EndDialog(hwnd, wparam);
1094                     return TRUE;
1095                 case MAKEWPARAM(IDOK, BN_CLICKED):
1096                 {
1097                     BSTR *url = (BSTR *)GetWindowLongPtrW(hwnd, DWLP_USER);
1098                     HWND hwndURL = GetDlgItem(hwnd, IDC_URL);
1099                     INT len = GetWindowTextLengthW(hwndURL);
1100                     *url = SysAllocStringLen(NULL, len + 1);
1101                     GetWindowTextW(hwndURL, *url, len + 1);
1102                     EndDialog(hwnd, wparam);
1103                     return TRUE;
1104                 }
1105                 case MAKEWPARAM(IDC_TYPE, CBN_SELCHANGE):
1106                 {
1107                     HWND hwndURL = GetDlgItem(hwnd, IDC_URL);
1108                     INT item;
1109                     INT len;
1110                     LPWSTR type;
1111                     LPWSTR url;
1112                     LPWSTR p;
1113                     static const WCHAR wszSlashSlash[] = {'/','/'};
1114
1115                     /* get string of currently selected hyperlink type */
1116                     item = SendMessageW((HWND)lparam, CB_GETCURSEL, 0, 0);
1117                     len = SendMessageW((HWND)lparam, CB_GETLBTEXTLEN, item, 0);
1118                     type = HeapAlloc(GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR));
1119                     SendMessageW((HWND)lparam, CB_GETLBTEXT, item, (LPARAM)type);
1120
1121                     if (!strcmpW(type, wszOther))
1122                         *type = '\0';
1123
1124                     /* get current URL */
1125                     len = GetWindowTextLengthW(hwndURL);
1126                     url = HeapAlloc(GetProcessHeap(), 0, (len + strlenW(type) + 3) * sizeof(WCHAR));
1127                     GetWindowTextW(hwndURL, url, len + 1);
1128
1129                     /* strip off old protocol */
1130                     p = strchrW(url, ':');
1131                     if (p && p[1] == '/' && p[2] == '/')
1132                         p += 3;
1133                     if (!p) p = url;
1134                     memmove(url + (*type != '\0' ? strlenW(type) + 2 : 0), p, (len + 1 - (p - url)) * sizeof(WCHAR));
1135
1136                     /* add new protocol */
1137                     if (*type != '\0')
1138                     {
1139                         memcpy(url, type, strlenW(type) * sizeof(WCHAR));
1140                         memcpy(url + strlenW(type), wszSlashSlash, sizeof(wszSlashSlash));
1141                     }
1142
1143                     SetWindowTextW(hwndURL, url);
1144
1145                     HeapFree(GetProcessHeap(), 0, url);
1146                     HeapFree(GetProcessHeap(), 0, type);
1147                     return TRUE;
1148                 }
1149             }
1150             return FALSE;
1151         case WM_CLOSE:
1152             EndDialog(hwnd, IDCANCEL);
1153             return TRUE;
1154         default:
1155             return FALSE;
1156     }
1157 }
1158
1159 static HRESULT exec_hyperlink(HTMLDocument *This, DWORD cmdexecopt, VARIANT *in, VARIANT *out)
1160 {
1161     BSTR url = NULL;
1162     INT ret;
1163     nsISelection *nsselection;
1164     nsIDOMDocument *nsdoc;
1165     nsresult nsres;
1166     HRESULT hres = E_FAIL;
1167
1168     TRACE("%p, 0x%x, %p, %p\n", This, cmdexecopt, in, out);
1169
1170     if (cmdexecopt == OLECMDEXECOPT_DONTPROMPTUSER)
1171     {
1172         if (!in || V_VT(in) != VT_BSTR)
1173         {
1174             WARN("invalid arg\n");
1175             return E_INVALIDARG;
1176         }
1177         url = V_BSTR(in);
1178     }
1179     else
1180     {
1181         ret = DialogBoxParamW(hInst, MAKEINTRESOURCEW(IDD_HYPERLINK), NULL /* FIXME */, hyperlink_dlgproc, (LPARAM)&url);
1182         if (ret != IDOK)
1183             return OLECMDERR_E_CANCELED;
1184     }
1185
1186     nsselection = get_ns_selection(This);
1187     if (!nsselection)
1188         return E_FAIL;
1189
1190     nsres = nsIWebNavigation_GetDocument(This->nscontainer->navigation, &nsdoc);
1191     if(NS_SUCCEEDED(nsres))
1192     {
1193         static const WCHAR wszA[] = {'a',0};
1194         static const WCHAR wszHref[] = {'h','r','e','f',0};
1195         nsIHTMLEditor *html_editor;
1196         nsIDOMNode *text_node;
1197         nsIDOMElement *anchor_elem;
1198         nsIDOMNode *unused_node;
1199         nsAString a_str;
1200         nsAString href_str;
1201         nsAString ns_url;
1202         PRBool insert_link_at_caret;
1203
1204         nsAString_Init(&a_str, wszA);
1205         nsAString_Init(&href_str, wszHref);
1206         nsAString_Init(&ns_url, url);
1207
1208         /* create an element for the link */
1209         nsIDOMDocument_CreateElement(nsdoc, &a_str, &anchor_elem);
1210         nsIDOMElement_SetAttribute(anchor_elem, &href_str, &ns_url);
1211
1212         nsAString_Finish(&href_str);
1213         nsAString_Finish(&a_str);
1214
1215         nsISelection_GetIsCollapsed(nsselection, &insert_link_at_caret);
1216
1217         /* create an element with text of URL */
1218         if (insert_link_at_caret)
1219         {
1220             nsIDOMDocument_CreateTextNode(nsdoc, &ns_url, (nsIDOMText **)&text_node);
1221
1222             /* wrap the <a> tags around the text element */
1223             nsIDOMElement_AppendChild(anchor_elem, text_node, &unused_node);
1224             nsIDOMNode_Release(text_node);
1225             nsIDOMNode_Release(unused_node);
1226         }
1227
1228         nsAString_Finish(&ns_url);
1229
1230         nsIEditor_QueryInterface(This->nscontainer->editor, &IID_nsIHTMLEditor, (void **)&html_editor);
1231         if (html_editor)
1232         {
1233             if (insert_link_at_caret)
1234             {
1235                 /* add them to the document at the caret position */
1236                 nsres = nsIHTMLEditor_InsertElementAtSelection(html_editor, anchor_elem, FALSE);
1237                 nsISelection_SelectAllChildren(nsselection, (nsIDOMNode*)anchor_elem);
1238             }
1239             else /* add them around the selection using the magic provided to us by nsIHTMLEditor */
1240                 nsres = nsIHTMLEditor_InsertLinkAroundSelection(html_editor, anchor_elem);
1241             nsIHTMLEditor_Release(html_editor);
1242         }
1243
1244         nsIDOMElement_Release(anchor_elem);
1245         nsIDOMDocument_Release(nsdoc);
1246
1247         hres = NS_SUCCEEDED(nsres) ? S_OK : E_FAIL;
1248     }
1249
1250     nsISelection_Release(nsselection);
1251
1252     if (cmdexecopt != OLECMDEXECOPT_DONTPROMPTUSER)
1253         SysFreeString(url);
1254
1255     TRACE("-- 0x%08x\n", nsres);
1256     return hres;
1257 }
1258
1259 static HRESULT query_selall_status(HTMLDocument *This, OLECMD *cmd)
1260 {
1261     TRACE("(%p)->(%p)\n", This, cmd);
1262
1263     cmd->cmdf = OLECMDF_SUPPORTED|OLECMDF_ENABLED;
1264     return S_OK;
1265 }
1266
1267 const cmdtable_t editmode_cmds[] = {
1268     {IDM_DELETE,          query_edit_status,    exec_delete},
1269     {IDM_FONTNAME,        query_edit_status,    exec_fontname},
1270     {IDM_FONTSIZE,        query_edit_status,    exec_fontsize},
1271     {IDM_SELECTALL,       query_selall_status , exec_selectall},
1272     {IDM_FORECOLOR,       query_edit_status,    exec_forecolor},
1273     {IDM_BOLD,            query_edit_status,    exec_bold},
1274     {IDM_ITALIC,          query_edit_status,    exec_italic},
1275     {IDM_JUSTIFYCENTER,   query_justify,        exec_justifycenter},
1276     {IDM_JUSTIFYRIGHT,    query_justify,        exec_justifyright},
1277     {IDM_JUSTIFYLEFT,     query_justify,        exec_justifyleft},
1278     {IDM_FONT,            NULL,                 exec_font},
1279     {IDM_UNDERLINE,       query_edit_status,    exec_underline},
1280     {IDM_HORIZONTALLINE,  query_edit_status,    exec_horizontalline},
1281     {IDM_ORDERLIST,       query_edit_status,    exec_orderlist},
1282     {IDM_UNORDERLIST,     query_edit_status,    exec_unorderlist},
1283     {IDM_INDENT,          query_edit_status,    exec_indent},
1284     {IDM_OUTDENT,         query_edit_status,    exec_outdent},
1285     {IDM_COMPOSESETTINGS, NULL,                 exec_composesettings},
1286     {IDM_HYPERLINK,       query_edit_status,    exec_hyperlink},
1287     {IDM_SETDIRTY,        NULL,                 exec_setdirty},
1288     {0,NULL,NULL}
1289 };
1290
1291 void init_editor(HTMLDocument *This)
1292 {
1293     update_doc(This, UPDATE_UI);
1294
1295     if(!This->nscontainer)
1296         return;
1297
1298     set_ns_fontname(This->nscontainer, "Times New Roman");
1299 }
1300
1301 HRESULT editor_is_dirty(HTMLDocument *This)
1302 {
1303     PRBool modified;
1304
1305     if(!This->nscontainer || !This->nscontainer->editor)
1306         return S_FALSE;
1307
1308     nsIEditor_GetDocumentModified(This->nscontainer->editor, &modified);
1309
1310     return modified ? S_OK : S_FALSE;
1311 }