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