src/inkscape.cpp

   1 #define __INKSCAPE_C__
   2
   3 /*
   4  * Interface to main application
   5  *
   6  * Authors:
   7  *   Lauris Kaplinski <lauris@kaplinski.com>
   8  *   bulia byak <buliabyak@users.sf.net>
   9  *
  10  * Copyright (C) 1999-2005 authors
  11  * g++ port Copyright (C) 2003 Nathan Hurst
  12  *
  13  * Released under GNU GPL, read the file 'COPYING' for more information
  14  */
  15
  16 #ifdef HAVE_CONFIG_H
  17 # include "config.h"
  18 #endif
  19
  20
  21 #include "debug/simple-event.h"
  22 #include "debug/event-tracker.h"
  23
  24 #ifndef WIN32
  25 # define HAS_PROC_SELF_EXE  //to get path of executable
  26 #else
  27
  28 // For now to get at is_os_wide().
  29 # include "extension/internal/win32.h"
  30 using Inkscape::Extension::Internal::PrintWin32;
  31
  32 #define _WIN32_IE 0x0400
  33 //#define HAS_SHGetSpecialFolderPath
  34 #define HAS_SHGetSpecialFolderLocation
  35 #define HAS_GetModuleFileName
  36 # include <shlobj.h>
  37 #endif
  38
  39 #include <signal.h>
  40
  41 #include <gtk/gtkmain.h>
  42 #include <gtk/gtkmessagedialog.h>
  43
  44 #include <glibmm/i18n.h>
  45 #include "helper/sp-marshal.h"
  46 #include "dialogs/debugdialog.h"
  47 #include "application/application.h"
  48 #include "application/editor.h"
  49 #include "preferences.h"
  50
  51
  52 #include "document.h"
  53 #include "desktop.h"
  54 #include "desktop-handles.h"
  55 #include "selection.h"
  56 #include "event-context.h"
  57 #include "inkscape-private.h"
  58 #include "prefs-utils.h"
  59 #include "xml/repr.h"
  60 #include "io/sys.h"
  61
  62 #include "extension/init.h"
  63
  64 static Inkscape::Application *inkscape = NULL;
  65
  66 /* Backbones of configuration xml data */
  67 #include "menus-skeleton.h"
  68
  69 enum {
  70     MODIFY_SELECTION, // global: one of selections modified
  71     CHANGE_SELECTION, // global: one of selections changed
  72     CHANGE_SUBSELECTION, // global: one of subselections (text selection, gradient handle, etc) changed
  73     SET_SELECTION, // global: one of selections set
  74     SET_EVENTCONTEXT, // tool switched
  75     ACTIVATE_DESKTOP, // some desktop got focus
  76     DEACTIVATE_DESKTOP, // some desktop lost focus
  77     SHUTDOWN_SIGNAL, // inkscape is quitting
  78     DIALOGS_HIDE, // user pressed F12
  79     DIALOGS_UNHIDE, // user pressed F12
  80     EXTERNAL_CHANGE, // a document was changed by some external means (undo or XML editor); this
  81                      // may not be reflected by a selection change and thus needs a separate signal
  82     LAST_SIGNAL
  83 };
  84
  85 #define DESKTOP_IS_ACTIVE(d) ((d) == inkscape->desktops->data)
  86
  87
  88 /*################################
  89 # FORWARD DECLARATIONS
  90 ################################*/
  91
  92 gboolean inkscape_app_use_gui( Inkscape::Application const * app );
  93
  94 static void inkscape_class_init (Inkscape::ApplicationClass *klass);
  95 static void inkscape_init (SPObject *object);
  96 static void inkscape_dispose (GObject *object);
  97
  98 static void inkscape_activate_desktop_private (Inkscape::Application *inkscape, SPDesktop *desktop);
  99 static void inkscape_deactivate_desktop_private (Inkscape::Application *inkscape, SPDesktop *desktop);
 100
 101 static bool inkscape_init_config (Inkscape::XML::Document *doc, const gchar *config_name, const gchar *skeleton,
 102                                   unsigned int skel_size,
 103                                   const gchar *e_mkdir,
 104                                   const gchar *e_notdir,
 105                                   const gchar *e_ccf,
 106                                   const gchar *e_cwf,
 107                                   const gchar *warn);
 108
 109 struct Inkscape::Application {
 110     GObject object;
 111     Inkscape::XML::Document *menus;
 112     GSList *documents;
 113     GSList *desktops;
 114     gchar *argv0;
 115     gboolean dialogs_toggle;
 116     gboolean use_gui;         // may want to consider a virtual function
 117                               // for overriding things like the warning dlg's
 118 };
 119
 120 struct Inkscape::ApplicationClass {
 121     GObjectClass object_class;
 122
 123     /* Signals */
 124     void (* change_selection) (Inkscape::Application * inkscape, Inkscape::Selection * selection);
 125     void (* change_subselection) (Inkscape::Application * inkscape, SPDesktop *desktop);
 126     void (* modify_selection) (Inkscape::Application * inkscape, Inkscape::Selection * selection, guint flags);
 127     void (* set_selection) (Inkscape::Application * inkscape, Inkscape::Selection * selection);
 128     void (* set_eventcontext) (Inkscape::Application * inkscape, SPEventContext * eventcontext);
 129     void (* activate_desktop) (Inkscape::Application * inkscape, SPDesktop * desktop);
 130     void (* deactivate_desktop) (Inkscape::Application * inkscape, SPDesktop * desktop);
 131     void (* destroy_document) (Inkscape::Application *inkscape, SPDocument *doc);
 132     void (* color_set) (Inkscape::Application *inkscape, SPColor *color, double opacity);
 133     void (* shut_down) (Inkscape::Application *inkscape);
 134     void (* dialogs_hide) (Inkscape::Application *inkscape);
 135     void (* dialogs_unhide) (Inkscape::Application *inkscape);
 136     void (* external_change) (Inkscape::Application *inkscape);
 137 };
 138
 139 static GObjectClass * parent_class;
 140 static guint inkscape_signals[LAST_SIGNAL] = {0};
 141
 142 static void (* segv_handler) (int) = NULL;
 143
 144 #ifdef WIN32
 145 #define INKSCAPE_PROFILE_DIR "Inkscape"
 146 #else
 147 #define INKSCAPE_PROFILE_DIR ".inkscape"
 148 #endif
 149
 150 #define MENUS_FILE "menus.xml"
 151
 152
 153 /**
 154  *  Retrieves the GType for the Inkscape Application object.
 155  */
 156 GType
 157 inkscape_get_type (void)
 158 {
 159     static GType type = 0;
 160     if (!type) {
 161         GTypeInfo info = {
 162             sizeof (Inkscape::ApplicationClass),
 163             NULL, NULL,
 164             (GClassInitFunc) inkscape_class_init,
 165             NULL, NULL,
 166             sizeof (Inkscape::Application),
 167             4,
 168             (GInstanceInitFunc) inkscape_init,
 169             NULL
 170         };
 171         type = g_type_register_static (G_TYPE_OBJECT, "Inkscape_Application", &info, (GTypeFlags)0);
 172     }
 173     return type;
 174 }
 175
 176
 177 /**
 178  *  Initializes the inkscape class, registering all of its signal handlers
 179  *  and virtual functions
 180  */
 181 static void
 182 inkscape_class_init (Inkscape::ApplicationClass * klass)
 183 {
 184     GObjectClass * object_class;
 185
 186     object_class = (GObjectClass *) klass;
 187
 188     parent_class = (GObjectClass *)g_type_class_peek_parent (klass);
 189
 190     inkscape_signals[MODIFY_SELECTION] = g_signal_new ("modify_selection",
 191                                G_TYPE_FROM_CLASS (klass),
 192                                G_SIGNAL_RUN_FIRST,
 193                                G_STRUCT_OFFSET (Inkscape::ApplicationClass, modify_selection),
 194                                NULL, NULL,
 195                                sp_marshal_NONE__POINTER_UINT,
 196                                G_TYPE_NONE, 2,
 197                                G_TYPE_POINTER, G_TYPE_UINT);
 198     inkscape_signals[CHANGE_SELECTION] = g_signal_new ("change_selection",
 199                                G_TYPE_FROM_CLASS (klass),
 200                                G_SIGNAL_RUN_FIRST,
 201                                G_STRUCT_OFFSET (Inkscape::ApplicationClass, change_selection),
 202                                NULL, NULL,
 203                                sp_marshal_NONE__POINTER,
 204                                G_TYPE_NONE, 1,
 205                                G_TYPE_POINTER);
 206     inkscape_signals[CHANGE_SUBSELECTION] = g_signal_new ("change_subselection",
 207                                G_TYPE_FROM_CLASS (klass),
 208                                G_SIGNAL_RUN_FIRST,
 209                                G_STRUCT_OFFSET (Inkscape::ApplicationClass, change_subselection),
 210                                NULL, NULL,
 211                                sp_marshal_NONE__POINTER,
 212                                G_TYPE_NONE, 1,
 213                                G_TYPE_POINTER);
 214     inkscape_signals[SET_SELECTION] =    g_signal_new ("set_selection",
 215                                G_TYPE_FROM_CLASS (klass),
 216                                G_SIGNAL_RUN_FIRST,
 217                                G_STRUCT_OFFSET (Inkscape::ApplicationClass, set_selection),
 218                                NULL, NULL,
 219                                sp_marshal_NONE__POINTER,
 220                                G_TYPE_NONE, 1,
 221                                G_TYPE_POINTER);
 222     inkscape_signals[SET_EVENTCONTEXT] = g_signal_new ("set_eventcontext",
 223                                G_TYPE_FROM_CLASS (klass),
 224                                G_SIGNAL_RUN_FIRST,
 225                                G_STRUCT_OFFSET (Inkscape::ApplicationClass, set_eventcontext),
 226                                NULL, NULL,
 227                                sp_marshal_NONE__POINTER,
 228                                G_TYPE_NONE, 1,
 229                                G_TYPE_POINTER);
 230     inkscape_signals[ACTIVATE_DESKTOP] = g_signal_new ("activate_desktop",
 231                                G_TYPE_FROM_CLASS (klass),
 232                                G_SIGNAL_RUN_FIRST,
 233                                G_STRUCT_OFFSET (Inkscape::ApplicationClass, activate_desktop),
 234                                NULL, NULL,
 235                                sp_marshal_NONE__POINTER,
 236                                G_TYPE_NONE, 1,
 237                                G_TYPE_POINTER);
 238     inkscape_signals[DEACTIVATE_DESKTOP] = g_signal_new ("deactivate_desktop",
 239                                G_TYPE_FROM_CLASS (klass),
 240                                G_SIGNAL_RUN_FIRST,
 241                                G_STRUCT_OFFSET (Inkscape::ApplicationClass, deactivate_desktop),
 242                                NULL, NULL,
 243                                sp_marshal_NONE__POINTER,
 244                                G_TYPE_NONE, 1,
 245                                G_TYPE_POINTER);
 246     inkscape_signals[SHUTDOWN_SIGNAL] =        g_signal_new ("shut_down",
 247                                G_TYPE_FROM_CLASS (klass),
 248                                G_SIGNAL_RUN_FIRST,
 249                                G_STRUCT_OFFSET (Inkscape::ApplicationClass, shut_down),
 250                                NULL, NULL,
 251                                g_cclosure_marshal_VOID__VOID,
 252                                G_TYPE_NONE, 0);
 253     inkscape_signals[DIALOGS_HIDE] =        g_signal_new ("dialogs_hide",
 254                                G_TYPE_FROM_CLASS (klass),
 255                                G_SIGNAL_RUN_FIRST,
 256                                G_STRUCT_OFFSET (Inkscape::ApplicationClass, dialogs_hide),
 257                                NULL, NULL,
 258                                g_cclosure_marshal_VOID__VOID,
 259                                G_TYPE_NONE, 0);
 260     inkscape_signals[DIALOGS_UNHIDE] =        g_signal_new ("dialogs_unhide",
 261                                G_TYPE_FROM_CLASS (klass),
 262                                G_SIGNAL_RUN_FIRST,
 263                                G_STRUCT_OFFSET (Inkscape::ApplicationClass, dialogs_unhide),
 264                                NULL, NULL,
 265                                g_cclosure_marshal_VOID__VOID,
 266                                G_TYPE_NONE, 0);
 267     inkscape_signals[EXTERNAL_CHANGE] =   g_signal_new ("external_change",
 268                                G_TYPE_FROM_CLASS (klass),
 269                                G_SIGNAL_RUN_FIRST,
 270                                G_STRUCT_OFFSET (Inkscape::ApplicationClass, external_change),
 271                                NULL, NULL,
 272                                g_cclosure_marshal_VOID__VOID,
 273                                G_TYPE_NONE, 0);
 274
 275     object_class->dispose = inkscape_dispose;
 276
 277     klass->activate_desktop = inkscape_activate_desktop_private;
 278     klass->deactivate_desktop = inkscape_deactivate_desktop_private;
 279 }
 280
 281
 282 static void
 283 inkscape_init (SPObject * object)
 284 {
 285     if (!inkscape) {
 286         inkscape = (Inkscape::Application *) object;
 287     } else {
 288         g_assert_not_reached ();
 289     }
 290
 291     inkscape->menus = sp_repr_read_mem (_(menus_skeleton), MENUS_SKELETON_SIZE, NULL);
 292
 293     inkscape->documents = NULL;
 294     inkscape->desktops = NULL;
 295
 296     inkscape->dialogs_toggle = TRUE;
 297 }
 298
 299
 300 static void
 301 inkscape_dispose (GObject *object)
 302 {
 303     Inkscape::Application *inkscape = (Inkscape::Application *) object;
 304
 305     while (inkscape->documents) {
 306         // we don't otherwise unref, so why here?
 307         sp_document_unref((SPDocument *)inkscape->documents->data);
 308     }
 309
 310     g_assert (!inkscape->desktops);
 311
 312     Inkscape::Preferences::save();
 313
 314     if (inkscape->menus) {
 315         /* fixme: This is not the best place */
 316         Inkscape::GC::release(inkscape->menus);
 317         inkscape->menus = NULL;
 318     }
 319
 320     G_OBJECT_CLASS (parent_class)->dispose (object);
 321
 322     gtk_main_quit ();
 323 }
 324
 325
 326 void
 327 inkscape_ref (void)
 328 {
 329     if (inkscape)
 330         g_object_ref (G_OBJECT (inkscape));
 331 }
 332
 333
 334 void
 335 inkscape_unref (void)
 336 {
 337     if (inkscape)
 338         g_object_unref (G_OBJECT (inkscape));
 339 }
 340
 341
 342 static void
 343 inkscape_activate_desktop_private (Inkscape::Application *inkscape, SPDesktop *desktop)
 344 {
 345     desktop->set_active (true);
 346 }
 347
 348
 349 static void
 350 inkscape_deactivate_desktop_private (Inkscape::Application *inkscape, SPDesktop *desktop)
 351 {
 352     desktop->set_active (false);
 353 }
 354
 355
 356 /* fixme: This is EVIL, and belongs to main after all */
 357
 358 #define SP_INDENT 8
 359
 360
 361 static void
 362 inkscape_segv_handler (int signum)
 363 {
 364     using Inkscape::Debug::SimpleEvent;
 365     using Inkscape::Debug::EventTracker;
 366     using Inkscape::Debug::Logger;
 367
 368     static gint recursion = FALSE;
 369
 370     /* let any SIGABRTs seen from within this handler dump core */
 371     signal(SIGABRT, SIG_DFL);
 372
 373     /* Kill loops */
 374     if (recursion) {
 375         abort ();
 376     }
 377     recursion = TRUE;
 378
 379     EventTracker<SimpleEvent<Inkscape::Debug::Event::CORE> > tracker("crash");
 380     tracker.set<SimpleEvent<> >("emergency-save");
 381
 382     fprintf(stderr, "\nEmergency save activated!\n");
 383
 384     time_t sptime = time (NULL);
 385     struct tm *sptm = localtime (&sptime);
 386     gchar sptstr[256];
 387     strftime (sptstr, 256, "%Y_%m_%d_%H_%M_%S", sptm);
 388
 389     gint count = 0;
 390     GSList *savednames = NULL;
 391     GSList *failednames = NULL;
 392     for (GSList *l = inkscape->documents; l != NULL; l = l->next) {
 393         SPDocument *doc;
 394         Inkscape::XML::Node *repr;
 395         doc = (SPDocument *) l->data;
 396         repr = sp_document_repr_root (doc);
 397         if (repr->attribute("sodipodi:modified")) {
 398             const gchar *docname, *d0, *d;
 399             gchar n[64], c[1024];
 400             FILE *file;
 401
 402             /* originally, the document name was retrieved from
 403              * the sodipod:docname attribute */
 404             docname = doc->name;
 405             if (docname) {
 406                 /* fixme: Quick hack to remove emergency file suffix */
 407                 d0 = strrchr ((char*)docname, '.');
 408                 if (d0 && (d0 > docname)) {
 409                     d0 = strrchr ((char*)(d0 - 1), '.');
 410                     if (d0 && (d0 > docname)) {
 411                         d = d0;
 412                         while (isdigit (*d) || (*d == '.') || (*d == '_')) d += 1;
 413                         if (*d) {
 414                             memcpy (n, docname, MIN (d0 - docname - 1, 64));
 415                             n[63] = '\0';
 416                             docname = n;
 417                         }
 418                     }
 419                 }
 420             }
 421
 422             if (!docname || !*docname) docname = "emergency";
 423             // try saving to the profile location
 424             g_snprintf (c, 1024, "%.256s.%s.%d", docname, sptstr, count);
 425             gchar * location = homedir_path(c);
 426             Inkscape::IO::dump_fopen_call(location, "E");
 427             file = Inkscape::IO::fopen_utf8name(location, "w");
 428             g_free(location);
 429             if (!file) {
 430                 // try saving to /tmp
 431                 g_snprintf (c, 1024, "/tmp/inkscape-%.256s.%s.%d", docname, sptstr, count);
 432                 Inkscape::IO::dump_fopen_call(c, "G");
 433                 file = Inkscape::IO::fopen_utf8name(c, "w");
 434             }
 435             if (!file) {
 436                 // try saving to the current directory
 437                 g_snprintf (c, 1024, "inkscape-%.256s.%s.%d", docname, sptstr, count);
 438                 Inkscape::IO::dump_fopen_call(c, "F");
 439                 file = Inkscape::IO::fopen_utf8name(c, "w");
 440             }
 441             if (file) {
 442                 sp_repr_save_stream (sp_repr_document (repr), file, SP_SVG_NS_URI);
 443                 savednames = g_slist_prepend (savednames, g_strdup (c));
 444                 fclose (file);
 445             } else {
 446                 docname = repr->attribute("sodipodi:docname");
 447                 failednames = g_slist_prepend (failednames, (docname) ? g_strdup (docname) : g_strdup (_("Untitled document")));
 448             }
 449             count++;
 450         }
 451     }
 452
 453     savednames = g_slist_reverse (savednames);
 454     failednames = g_slist_reverse (failednames);
 455     if (savednames) {
 456         fprintf (stderr, "\nEmergency save document locations:\n");
 457         for (GSList *l = savednames; l != NULL; l = l->next) {
 458             fprintf (stderr, "  %s\n", (gchar *) l->data);
 459         }
 460     }
 461     if (failednames) {
 462         fprintf (stderr, "\nFailed to do emergency save for documents:\n");
 463         for (GSList *l = failednames; l != NULL; l = l->next) {
 464             fprintf (stderr, "  %s\n", (gchar *) l->data);
 465         }
 466     }
 467
 468     Inkscape::Preferences::save();
 469
 470     fprintf (stderr, "Emergency save completed. Inkscape will close now.\n");
 471     fprintf (stderr, "If you can reproduce this crash, please file a bug at www.inkscape.org\n");
 472     fprintf (stderr, "with a detailed description of the steps leading to the crash, so we can fix it.\n");
 473
 474     /* Show nice dialog box */
 475
 476     char const *istr = _("Inkscape encountered an internal error and will close now.\n");
 477     char const *sstr = _("Automatic backups of unsaved documents were done to the following locations:\n");
 478     char const *fstr = _("Automatic backup of the following documents failed:\n");
 479     gint nllen = strlen ("\n");
 480     gint len = strlen (istr) + strlen (sstr) + strlen (fstr);
 481     for (GSList *l = savednames; l != NULL; l = l->next) {
 482         len = len + SP_INDENT + strlen ((gchar *) l->data) + nllen;
 483     }
 484     for (GSList *l = failednames; l != NULL; l = l->next) {
 485         len = len + SP_INDENT + strlen ((gchar *) l->data) + nllen;
 486     }
 487     len += 1;
 488     gchar *b = g_new (gchar, len);
 489     gint pos = 0;
 490     len = strlen (istr);
 491     memcpy (b + pos, istr, len);
 492     pos += len;
 493     if (savednames) {
 494         len = strlen (sstr);
 495         memcpy (b + pos, sstr, len);
 496         pos += len;
 497         for (GSList *l = savednames; l != NULL; l = l->next) {
 498             memset (b + pos, ' ', SP_INDENT);
 499             pos += SP_INDENT;
 500             len = strlen ((gchar *) l->data);
 501             memcpy (b + pos, l->data, len);
 502             pos += len;
 503             memcpy (b + pos, "\n", nllen);
 504             pos += nllen;
 505         }
 506     }
 507     if (failednames) {
 508         len = strlen (fstr);
 509         memcpy (b + pos, fstr, len);
 510         pos += len;
 511         for (GSList *l = failednames; l != NULL; l = l->next) {
 512             memset (b + pos, ' ', SP_INDENT);
 513             pos += SP_INDENT;
 514             len = strlen ((gchar *) l->data);
 515             memcpy (b + pos, l->data, len);
 516             pos += len;
 517             memcpy (b + pos, "\n", nllen);
 518             pos += nllen;
 519         }
 520     }
 521     *(b + pos) = '\0';
 522
 523     if ( inkscape_get_instance() && inkscape_app_use_gui( inkscape_get_instance() ) ) {
 524         GtkWidget *msgbox = gtk_message_dialog_new (NULL, GTK_DIALOG_MODAL, GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE, "%s", b);
 525         gtk_dialog_run (GTK_DIALOG (msgbox));
 526         gtk_widget_destroy (msgbox);
 527     }
 528     else
 529     {
 530         g_message( "Error: %s", b );
 531     }
 532     g_free (b);
 533
 534     tracker.clear();
 535     Logger::shutdown();
 536
 537     (* segv_handler) (signum);
 538 }
 539
 540
 541
 542 void
 543 inkscape_application_init (const gchar *argv0, gboolean use_gui)
 544 {
 545     inkscape = (Inkscape::Application *)g_object_new (SP_TYPE_INKSCAPE, NULL);
 546     /* fixme: load application defaults */
 547
 548     segv_handler = signal (SIGSEGV, inkscape_segv_handler);
 549     signal (SIGFPE,  inkscape_segv_handler);
 550     signal (SIGILL,  inkscape_segv_handler);
 551 #ifndef WIN32
 552     signal (SIGBUS,  inkscape_segv_handler);
 553 #endif
 554     signal (SIGABRT, inkscape_segv_handler);
 555
 556     inkscape->use_gui = use_gui;
 557     inkscape->argv0 = g_strdup(argv0);
 558
 559     /* Attempt to load the preferences, and set the save_preferences flag to TRUE
 560        if we could, or FALSE if we couldn't */
 561     Inkscape::Preferences::load();
 562     inkscape_load_menus(inkscape);
 563
 564     /* DebugDialog redirection.  On Linux, default to OFF, on Win32, default to ON.
 565          * Use only if use_gui is enabled
 566          */
 567 #ifdef WIN32
 568 #define DEFAULT_LOG_REDIRECT true
 569 #else
 570 #define DEFAULT_LOG_REDIRECT false
 571 #endif
 572
 573     if (use_gui == TRUE && prefs_get_int_attribute("dialogs.debug", "redirect", DEFAULT_LOG_REDIRECT))
 574     {
 575                 Inkscape::UI::Dialogs::DebugDialog::getInstance()->captureLogMessages();
 576     }
 577
 578     /* Initialize the extensions */
 579     Inkscape::Extension::init();
 580
 581     return;
 582 }
 583
 584 /**
 585  *  Returns the current Inkscape::Application global object
 586  */
 587 Inkscape::Application *
 588 inkscape_get_instance()
 589 {
 590         return inkscape;
 591 }
 592
 593 gboolean inkscape_app_use_gui( Inkscape::Application const * app )
 594 {
 595     return app->use_gui;
 596 }
 597
 598 /**
 599  * Preference management
 600  * We use '.' as separator
 601  *
 602  * Returns TRUE if the config file was successfully loaded, FALSE if not.
 603  */
 604 bool
 605 inkscape_load_config (const gchar *filename, Inkscape::XML::Document *config, const gchar *skeleton,
 606                       unsigned int skel_size, const gchar *e_notreg, const gchar *e_notxml,
 607                       const gchar *e_notsp, const gchar *warn)
 608 {
 609     gchar *fn = profile_path(filename);
 610     if (!Inkscape::IO::file_test(fn, G_FILE_TEST_EXISTS)) {
 611         bool result;
 612         /* No such file */
 613         result = inkscape_init_config (config, filename, skeleton,
 614                                        skel_size,
 615                                        _("Cannot create directory %s.\n%s"),
 616                                        _("%s is not a valid directory.\n%s"),
 617                                        _("Cannot create file %s.\n%s"),
 618                                        _("Cannot write file %s.\n%s"),
 619                                        _("Although Inkscape will run, it will use default settings,\n"
 620                                          "and any changes made in preferences will not be saved."));
 621         g_free (fn);
 622         return result;
 623     }
 624
 625     if (!Inkscape::IO::file_test(fn, G_FILE_TEST_IS_REGULAR)) {
 626         /* Not a regular file */
 627         gchar *safeFn = Inkscape::IO::sanitizeString(fn);
 628         GtkWidget *w = gtk_message_dialog_new (NULL, GTK_DIALOG_MODAL, GTK_MESSAGE_WARNING, GTK_BUTTONS_OK, e_notreg, safeFn, warn);
 629         gtk_dialog_run (GTK_DIALOG (w));
 630         gtk_widget_destroy (w);
 631         g_free(safeFn);
 632         g_free (fn);
 633         return false;
 634     }
 635
 636     Inkscape::XML::Document *doc = sp_repr_read_file (fn, NULL);
 637     if (doc == NULL) {
 638         /* Not an valid xml file */
 639         gchar *safeFn = Inkscape::IO::sanitizeString(fn);
 640         GtkWidget *w = gtk_message_dialog_new (NULL, GTK_DIALOG_MODAL, GTK_MESSAGE_WARNING, GTK_BUTTONS_OK, e_notxml, safeFn, warn);
 641         gtk_dialog_run (GTK_DIALOG (w));
 642         gtk_widget_destroy (w);
 643         g_free(safeFn);
 644         g_free (fn);
 645         return false;
 646     }
 647
 648     Inkscape::XML::Node *root = sp_repr_document_root (doc);
 649     if (strcmp (root->name(), "inkscape")) {
 650         gchar *safeFn = Inkscape::IO::sanitizeString(fn);
 651         GtkWidget *w = gtk_message_dialog_new (NULL, GTK_DIALOG_MODAL, GTK_MESSAGE_WARNING, GTK_BUTTONS_OK, e_notsp, safeFn, warn);
 652         gtk_dialog_run (GTK_DIALOG (w));
 653         gtk_widget_destroy (w);
 654         Inkscape::GC::release(doc);
 655         g_free(safeFn);
 656         g_free (fn);
 657         return false;
 658     }
 659
 660     /** \todo this is a hack, need to figure out how to get
 661      *        a reasonable merge working with the menus.xml file */
 662     if (skel_size == MENUS_SKELETON_SIZE) {
 663         if (INKSCAPE)
 664             INKSCAPE->menus = doc;
 665         doc = config;
 666     } else {
 667         config->root()->mergeFrom(doc->root(), "id");
 668     }
 669
 670     Inkscape::GC::release(doc);
 671     g_free (fn);
 672     return true;
 673 }
 674
 675 /**
 676  *  Menus management
 677  *
 678  */
 679 bool
 680 inkscape_load_menus (Inkscape::Application *inkscape)
 681 {
 682     gchar *fn = profile_path(MENUS_FILE);
 683     bool retval = false;
 684     if (Inkscape::IO::file_test(fn, G_FILE_TEST_EXISTS)) {
 685         retval = inkscape_load_config (MENUS_FILE,
 686                                  inkscape->menus,
 687                                  menus_skeleton,
 688                                  MENUS_SKELETON_SIZE,
 689                                  _("%s is not a regular file.\n%s"),
 690                                  _("%s not a valid XML file, or\n"
 691                                    "you don't have read permissions on it.\n%s"),
 692                                  _("%s is not a valid menus file.\n%s"),
 693                                  _("Inkscape will run with default menus.\n"
 694                                    "New menus will not be saved."));
 695     } else {
 696         INKSCAPE->menus = sp_repr_read_mem(menus_skeleton, MENUS_SKELETON_SIZE, NULL);
 697         if (INKSCAPE->menus != NULL)
 698             retval = true;
 699     }
 700     g_free(fn);
 701     return retval;
 702 }
 703
 704 /**
 705  * We use '.' as separator
 706  * \param inkscape Unused
 707  */
 708 Inkscape::XML::Node *
 709 inkscape_get_repr (Inkscape::Application *inkscape, const gchar *key)
 710 {
 711     if (key == NULL) {
 712         return NULL;
 713     }
 714
 715     Inkscape::XML::Node *repr = sp_repr_document_root (Inkscape::Preferences::get());
 716     g_assert (!(strcmp (repr->name(), "inkscape")));
 717
 718     gchar const *s = key;
 719     while ((s) && (*s)) {
 720
 721         /* Find next name */
 722         gchar const *e = strchr (s, '.');
 723         guint len;
 724         if (e) {
 725             len = e++ - s;
 726         } else {
 727             len = strlen (s);
 728         }
 729
 730         Inkscape::XML::Node* child;
 731         for (child = repr->firstChild(); child != NULL; child = child->next()) {
 732             gchar const *id = child->attribute("id");
 733             if ((id) && (strlen (id) == len) && (!strncmp (id, s, len)))
 734             {
 735                 break;
 736             }
 737         }
 738         if (child == NULL) {
 739             return NULL;
 740         }
 741
 742         repr = child;
 743         s = e;
 744     }
 745     return repr;
 746 }
 747
 748
 749
 750 void
 751 inkscape_selection_modified (Inkscape::Selection *selection, guint flags)
 752 {
 753     if (Inkscape::NSApplication::Application::getNewGui()) {
 754         Inkscape::NSApplication::Editor::selectionModified (selection, flags);
 755         return;
 756     }
 757     g_return_if_fail (selection != NULL);
 758
 759     if (DESKTOP_IS_ACTIVE (selection->desktop())) {
 760         g_signal_emit (G_OBJECT (inkscape), inkscape_signals[MODIFY_SELECTION], 0, selection, flags);
 761     }
 762 }
 763
 764
 765 void
 766 inkscape_selection_changed (Inkscape::Selection * selection)
 767 {
 768     if (Inkscape::NSApplication::Application::getNewGui()) {
 769         Inkscape::NSApplication::Editor::selectionChanged (selection);
 770         return;
 771     }
 772     g_return_if_fail (selection != NULL);
 773
 774     if (DESKTOP_IS_ACTIVE (selection->desktop())) {
 775         g_signal_emit (G_OBJECT (inkscape), inkscape_signals[CHANGE_SELECTION], 0, selection);
 776     }
 777 }
 778
 779 void
 780 inkscape_subselection_changed (SPDesktop *desktop)
 781 {
 782     if (Inkscape::NSApplication::Application::getNewGui()) {
 783         Inkscape::NSApplication::Editor::subSelectionChanged (desktop);
 784         return;
 785     }
 786     g_return_if_fail (desktop != NULL);
 787
 788     if (DESKTOP_IS_ACTIVE (desktop)) {
 789         g_signal_emit (G_OBJECT (inkscape), inkscape_signals[CHANGE_SUBSELECTION], 0, desktop);
 790     }
 791 }
 792
 793
 794 void
 795 inkscape_selection_set (Inkscape::Selection * selection)
 796 {
 797     if (Inkscape::NSApplication::Application::getNewGui()) {
 798         Inkscape::NSApplication::Editor::selectionSet (selection);
 799         return;
 800     }
 801     g_return_if_fail (selection != NULL);
 802
 803     if (DESKTOP_IS_ACTIVE (selection->desktop())) {
 804         g_signal_emit (G_OBJECT (inkscape), inkscape_signals[SET_SELECTION], 0, selection);
 805         g_signal_emit (G_OBJECT (inkscape), inkscape_signals[CHANGE_SELECTION], 0, selection);
 806     }
 807 }
 808
 809
 810 void
 811 inkscape_eventcontext_set (SPEventContext * eventcontext)
 812 {
 813     if (Inkscape::NSApplication::Application::getNewGui()) {
 814         Inkscape::NSApplication::Editor::eventContextSet (eventcontext);
 815         return;
 816     }
 817     g_return_if_fail (eventcontext != NULL);
 818     g_return_if_fail (SP_IS_EVENT_CONTEXT (eventcontext));
 819
 820     if (DESKTOP_IS_ACTIVE (eventcontext->desktop)) {
 821         g_signal_emit (G_OBJECT (inkscape), inkscape_signals[SET_EVENTCONTEXT], 0, eventcontext);
 822     }
 823 }
 824
 825
 826 void
 827 inkscape_add_desktop (SPDesktop * desktop)
 828 {
 829     g_return_if_fail (desktop != NULL);
 830
 831     if (Inkscape::NSApplication::Application::getNewGui())
 832     {
 833         Inkscape::NSApplication::Editor::addDesktop (desktop);
 834         return;
 835     }
 836     g_return_if_fail (inkscape != NULL);
 837
 838     g_assert (!g_slist_find (inkscape->desktops, desktop));
 839
 840     inkscape->desktops = g_slist_append (inkscape->desktops, desktop);
 841
 842     if (DESKTOP_IS_ACTIVE (desktop)) {
 843         g_signal_emit (G_OBJECT (inkscape), inkscape_signals[ACTIVATE_DESKTOP], 0, desktop);
 844         g_signal_emit (G_OBJECT (inkscape), inkscape_signals[SET_EVENTCONTEXT], 0, sp_desktop_event_context (desktop));
 845         g_signal_emit (G_OBJECT (inkscape), inkscape_signals[SET_SELECTION], 0, sp_desktop_selection (desktop));
 846         g_signal_emit (G_OBJECT (inkscape), inkscape_signals[CHANGE_SELECTION], 0, sp_desktop_selection (desktop));
 847     }
 848 }
 849
 850
 851
 852 void
 853 inkscape_remove_desktop (SPDesktop * desktop)
 854 {
 855     g_return_if_fail (desktop != NULL);
 856     if (Inkscape::NSApplication::Application::getNewGui())
 857     {
 858         Inkscape::NSApplication::Editor::removeDesktop (desktop);
 859         return;
 860     }
 861     g_return_if_fail (inkscape != NULL);
 862
 863     g_assert (g_slist_find (inkscape->desktops, desktop));
 864
 865     if (DESKTOP_IS_ACTIVE (desktop)) {
 866         g_signal_emit (G_OBJECT (inkscape), inkscape_signals[DEACTIVATE_DESKTOP], 0, desktop);
 867         if (inkscape->desktops->next != NULL) {
 868             SPDesktop * new_desktop = (SPDesktop *) inkscape->desktops->next->data;
 869             inkscape->desktops = g_slist_remove (inkscape->desktops, new_desktop);
 870             inkscape->desktops = g_slist_prepend (inkscape->desktops, new_desktop);
 871             g_signal_emit (G_OBJECT (inkscape), inkscape_signals[ACTIVATE_DESKTOP], 0, new_desktop);
 872             g_signal_emit (G_OBJECT (inkscape), inkscape_signals[SET_EVENTCONTEXT], 0, sp_desktop_event_context (new_desktop));
 873             g_signal_emit (G_OBJECT (inkscape), inkscape_signals[SET_SELECTION], 0, sp_desktop_selection (new_desktop));
 874             g_signal_emit (G_OBJECT (inkscape), inkscape_signals[CHANGE_SELECTION], 0, sp_desktop_selection (new_desktop));
 875         } else {
 876             g_signal_emit (G_OBJECT (inkscape), inkscape_signals[SET_EVENTCONTEXT], 0, NULL);
 877             if (sp_desktop_selection(desktop))
 878                 sp_desktop_selection(desktop)->clear();
 879         }
 880     }
 881
 882     inkscape->desktops = g_slist_remove (inkscape->desktops, desktop);
 883
 884     // if this was the last desktop, shut down the program
 885     if (inkscape->desktops == NULL) {
 886         inkscape_exit (inkscape);
 887     }
 888 }
 889
 890
 891
 892 void
 893 inkscape_activate_desktop (SPDesktop * desktop)
 894 {
 895     g_return_if_fail (desktop != NULL);
 896     if (Inkscape::NSApplication::Application::getNewGui())
 897     {
 898         Inkscape::NSApplication::Editor::activateDesktop (desktop);
 899         return;
 900     }
 901     g_return_if_fail (inkscape != NULL);
 902
 903     if (DESKTOP_IS_ACTIVE (desktop)) {
 904         return;
 905     }
 906
 907     g_assert (g_slist_find (inkscape->desktops, desktop));
 908
 909     SPDesktop *current = (SPDesktop *) inkscape->desktops->data;
 910
 911     g_signal_emit (G_OBJECT (inkscape), inkscape_signals[DEACTIVATE_DESKTOP], 0, current);
 912
 913     inkscape->desktops = g_slist_remove (inkscape->desktops, desktop);
 914     inkscape->desktops = g_slist_prepend (inkscape->desktops, desktop);
 915
 916     g_signal_emit (G_OBJECT (inkscape), inkscape_signals[ACTIVATE_DESKTOP], 0, desktop);
 917     g_signal_emit (G_OBJECT (inkscape), inkscape_signals[SET_EVENTCONTEXT], 0, sp_desktop_event_context (desktop));
 918     g_signal_emit (G_OBJECT (inkscape), inkscape_signals[SET_SELECTION], 0, sp_desktop_selection (desktop));
 919     g_signal_emit (G_OBJECT (inkscape), inkscape_signals[CHANGE_SELECTION], 0, sp_desktop_selection (desktop));
 920 }
 921
 922
 923 /**
 924  *  Resends ACTIVATE_DESKTOP for current desktop; needed when a new desktop has got its window that dialogs will transientize to
 925  */
 926 void
 927 inkscape_reactivate_desktop (SPDesktop * desktop)
 928 {
 929     g_return_if_fail (desktop != NULL);
 930     if (Inkscape::NSApplication::Application::getNewGui())
 931     {
 932         Inkscape::NSApplication::Editor::reactivateDesktop (desktop);
 933         return;
 934     }
 935     g_return_if_fail (inkscape != NULL);
 936
 937     if (DESKTOP_IS_ACTIVE (desktop))
 938         g_signal_emit (G_OBJECT (inkscape), inkscape_signals[ACTIVATE_DESKTOP], 0, desktop);
 939 }
 940
 941
 942
 943 SPDesktop *
 944 inkscape_find_desktop_by_dkey (unsigned int dkey)
 945 {
 946     for (GSList *r = inkscape->desktops; r; r = r->next) {
 947         if (((SPDesktop *) r->data)->dkey == dkey)
 948             return ((SPDesktop *) r->data);
 949     }
 950     return NULL;
 951 }
 952
 953
 954
 955
 956 unsigned int
 957 inkscape_maximum_dkey()
 958 {
 959     unsigned int dkey = 0;
 960
 961     for (GSList *r = inkscape->desktops; r; r = r->next) {
 962         if (((SPDesktop *) r->data)->dkey > dkey)
 963             dkey = ((SPDesktop *) r->data)->dkey;
 964     }
 965
 966     return dkey;
 967 }
 968
 969
 970
 971 SPDesktop *
 972 inkscape_next_desktop ()
 973 {
 974     SPDesktop *d = NULL;
 975     unsigned int dkey_current = ((SPDesktop *) inkscape->desktops->data)->dkey;
 976
 977     if (dkey_current < inkscape_maximum_dkey()) {
 978         // find next existing
 979         for (unsigned int i = dkey_current + 1; i <= inkscape_maximum_dkey(); i++) {
 980             d = inkscape_find_desktop_by_dkey (i);
 981             if (d) {
 982                 break;
 983             }
 984         }
 985     } else {
 986         // find first existing
 987         for (unsigned int i = 0; i <= inkscape_maximum_dkey(); i++) {
 988             d = inkscape_find_desktop_by_dkey (i);
 989             if (d) {
 990                 break;
 991             }
 992         }
 993     }
 994
 995     g_assert (d);
 996
 997     return d;
 998 }
 999
1000
1001
1002 SPDesktop *
1003 inkscape_prev_desktop ()
1004 {
1005     SPDesktop *d = NULL;
1006     unsigned int dkey_current = ((SPDesktop *) inkscape->desktops->data)->dkey;
1007
1008     if (dkey_current > 0) {
1009         // find prev existing
1010         for (signed int i = dkey_current - 1; i >= 0; i--) {
1011             d = inkscape_find_desktop_by_dkey (i);
1012             if (d) {
1013                 break;
1014             }
1015         }
1016     }
1017     if (!d) {
1018         // find last existing
1019         d = inkscape_find_desktop_by_dkey (inkscape_maximum_dkey());
1020     }
1021
1022     g_assert (d);
1023
1024     return d;
1025 }
1026
1027
1028
1029 void
1030 inkscape_switch_desktops_next ()
1031 {
1032     inkscape_next_desktop()->presentWindow();
1033 }
1034
1035
1036
1037 void
1038 inkscape_switch_desktops_prev ()
1039 {
1040     inkscape_prev_desktop()->presentWindow();
1041 }
1042
1043
1044
1045 void
1046 inkscape_dialogs_hide ()
1047 {
1048     if (Inkscape::NSApplication::Application::getNewGui())
1049         Inkscape::NSApplication::Editor::hideDialogs();
1050     else
1051     {
1052         g_signal_emit (G_OBJECT (inkscape), inkscape_signals[DIALOGS_HIDE], 0);
1053         inkscape->dialogs_toggle = FALSE;
1054     }
1055 }
1056
1057
1058
1059 void
1060 inkscape_dialogs_unhide ()
1061 {
1062     if (Inkscape::NSApplication::Application::getNewGui())
1063         Inkscape::NSApplication::Editor::unhideDialogs();
1064     else
1065     {
1066         g_signal_emit (G_OBJECT (inkscape), inkscape_signals[DIALOGS_UNHIDE], 0);
1067         inkscape->dialogs_toggle = TRUE;
1068     }
1069 }
1070
1071
1072
1073 void
1074 inkscape_dialogs_toggle ()
1075 {
1076     if (inkscape->dialogs_toggle) {
1077         inkscape_dialogs_hide ();
1078     } else {
1079         inkscape_dialogs_unhide ();
1080     }
1081 }
1082
1083 void
1084 inkscape_external_change ()
1085 {
1086     g_return_if_fail (inkscape != NULL);
1087
1088     g_signal_emit (G_OBJECT (inkscape), inkscape_signals[EXTERNAL_CHANGE], 0);
1089 }
1090
1091 /**
1092  * fixme: These need probably signals too
1093  */
1094 void
1095 inkscape_add_document (SPDocument *document)
1096 {
1097     g_return_if_fail (document != NULL);
1098
1099     if (!Inkscape::NSApplication::Application::getNewGui())
1100     {
1101         g_assert (!g_slist_find (inkscape->documents, document));
1102         inkscape->documents = g_slist_append (inkscape->documents, document);
1103     }
1104     else
1105     {
1106         Inkscape::NSApplication::Editor::addDocument (document);
1107     }
1108 }
1109
1110
1111
1112 void
1113 inkscape_remove_document (SPDocument *document)
1114 {
1115     g_return_if_fail (document != NULL);
1116
1117     if (!Inkscape::NSApplication::Application::getNewGui())
1118     {
1119         g_assert (g_slist_find (inkscape->documents, document));
1120         inkscape->documents = g_slist_remove (inkscape->documents, document);
1121     }
1122     else
1123     {
1124         Inkscape::NSApplication::Editor::removeDocument (document);
1125     }
1126
1127     return;
1128 }
1129
1130 SPDesktop *
1131 inkscape_active_desktop (void)
1132 {
1133     if (Inkscape::NSApplication::Application::getNewGui())
1134         return Inkscape::NSApplication::Editor::getActiveDesktop();
1135
1136     if (inkscape->desktops == NULL) {
1137         return NULL;
1138     }
1139
1140     return (SPDesktop *) inkscape->desktops->data;
1141 }
1142
1143 SPDocument *
1144 inkscape_active_document (void)
1145 {
1146     if (Inkscape::NSApplication::Application::getNewGui())
1147         return Inkscape::NSApplication::Editor::getActiveDocument();
1148
1149     if (SP_ACTIVE_DESKTOP) {
1150         return sp_desktop_document (SP_ACTIVE_DESKTOP);
1151     }
1152
1153     return NULL;
1154 }
1155
1156 bool inkscape_is_sole_desktop_for_document(SPDesktop const &desktop) {
1157     SPDocument const* document = desktop.doc();
1158     if (!document) {
1159         return false;
1160     }
1161     for ( GSList *iter = inkscape->desktops ; iter ; iter = iter->next ) {
1162         SPDesktop *other_desktop=(SPDesktop *)iter->data;
1163         SPDocument *other_document=other_desktop->doc();
1164         if ( other_document == document && other_desktop != &desktop ) {
1165             return false;
1166         }
1167     }
1168     return true;
1169 }
1170
1171 SPEventContext *
1172 inkscape_active_event_context (void)
1173 {
1174     if (SP_ACTIVE_DESKTOP) {
1175         return sp_desktop_event_context (SP_ACTIVE_DESKTOP);
1176     }
1177
1178     return NULL;
1179 }
1180
1181
1182
1183 /*#####################
1184 # HELPERS
1185 #####################*/
1186
1187 static bool
1188 inkscape_init_config (Inkscape::XML::Document *doc, const gchar *config_name, const gchar *skeleton,
1189                       unsigned int skel_size,
1190                       const gchar *e_mkdir,
1191                       const gchar *e_notdir,
1192                       const gchar *e_ccf,
1193                       const gchar *e_cwf,
1194                       const gchar *warn)
1195 {
1196     gchar *dn = profile_path(NULL);
1197     bool use_gui = (Inkscape::NSApplication::Application::getNewGui())? Inkscape::NSApplication::Application::getUseGui() : inkscape->use_gui;
1198     if (!Inkscape::IO::file_test(dn, G_FILE_TEST_EXISTS)) {
1199         if (Inkscape::IO::mkdir_utf8name(dn))
1200         {
1201             if (use_gui) {
1202                 // Cannot create directory
1203                 gchar *safeDn = Inkscape::IO::sanitizeString(dn);
1204                 GtkWidget *w = gtk_message_dialog_new (NULL, GTK_DIALOG_MODAL, GTK_MESSAGE_WARNING, GTK_BUTTONS_OK, e_mkdir, safeDn, warn);
1205                 gtk_dialog_run (GTK_DIALOG (w));
1206                 gtk_widget_destroy (w);
1207                 g_free(safeDn);
1208                 g_free (dn);
1209                 return false;
1210             } else {
1211                 g_warning(e_mkdir, dn, warn);
1212                 g_free (dn);
1213                 return false;
1214             }
1215         }
1216     } else if (!Inkscape::IO::file_test(dn, G_FILE_TEST_IS_DIR)) {
1217         if (use_gui) {
1218             // Not a directory
1219             gchar *safeDn = Inkscape::IO::sanitizeString(dn);
1220             GtkWidget *w = gtk_message_dialog_new (NULL, GTK_DIALOG_MODAL, GTK_MESSAGE_WARNING, GTK_BUTTONS_OK, e_notdir, safeDn, warn);
1221             gtk_dialog_run (GTK_DIALOG (w));
1222             gtk_widget_destroy (w);
1223             g_free( safeDn );
1224             g_free (dn);
1225             return false;
1226         } else {
1227             g_warning(e_notdir, dn, warn);
1228             g_free(dn);
1229             return false;
1230         }
1231     }
1232     g_free (dn);
1233
1234     gchar *fn = profile_path(config_name);
1235
1236     Inkscape::IO::dump_fopen_call(fn, "H");
1237     FILE *fh = Inkscape::IO::fopen_utf8name(fn, "w");
1238     if (!fh) {
1239         if (use_gui) {
1240             /* Cannot create file */
1241             gchar *safeFn = Inkscape::IO::sanitizeString(fn);
1242             GtkWidget *w = gtk_message_dialog_new (NULL, GTK_DIALOG_MODAL, GTK_MESSAGE_WARNING, GTK_BUTTONS_OK, e_ccf, safeFn, warn);
1243             gtk_dialog_run (GTK_DIALOG (w));
1244             gtk_widget_destroy (w);
1245             g_free(safeFn);
1246             g_free (fn);
1247             return false;
1248         } else {
1249             g_warning(e_ccf, fn, warn);
1250             g_free(fn);
1251             return false;
1252         }
1253     }
1254     if ( fwrite(skeleton, 1, skel_size, fh) != skel_size ) {
1255         if (use_gui) {
1256             /* Cannot create file */
1257             gchar *safeFn = Inkscape::IO::sanitizeString(fn);
1258             GtkWidget *w = gtk_message_dialog_new (NULL, GTK_DIALOG_MODAL, GTK_MESSAGE_WARNING, GTK_BUTTONS_OK, e_cwf, safeFn, warn);
1259             gtk_dialog_run (GTK_DIALOG (w));
1260             gtk_widget_destroy (w);
1261             g_free(safeFn);
1262             g_free (fn);
1263             fclose(fh);
1264             return false;
1265         } else {
1266             g_warning(e_cwf, fn, warn);
1267             g_free(fn);
1268             fclose(fh);
1269             return false;
1270         }
1271     }
1272
1273     g_free(fn);
1274     fclose(fh);
1275     return true;
1276 }
1277
1278 void
1279 inkscape_refresh_display (Inkscape::Application *inkscape)
1280 {
1281     for (GSList *l = inkscape->desktops; l != NULL; l = l->next) {
1282         (static_cast<Inkscape::UI::View::View*>(l->data))->requestRedraw();
1283     }
1284 }
1285
1286
1287 /**
1288  *  Handler for Inkscape's Exit verb.  This emits the shutdown signal,
1289  *  saves the preferences if appropriate, and quits.
1290  */
1291 void
1292 inkscape_exit (Inkscape::Application *inkscape)
1293 {
1294     g_assert (INKSCAPE);
1295
1296     //emit shutdown signal so that dialogs could remember layout
1297     g_signal_emit (G_OBJECT (INKSCAPE), inkscape_signals[SHUTDOWN_SIGNAL], 0);
1298
1299     Inkscape::Preferences::save();
1300     gtk_main_quit ();
1301 }
1302
1303 gchar *
1304 homedir_path(const char *filename)
1305 {
1306     static const gchar *homedir = NULL;
1307     if (!homedir) {
1308         homedir = g_get_home_dir();
1309         gchar* utf8Path = g_filename_to_utf8( homedir, -1, NULL, NULL, NULL );
1310         if ( utf8Path )
1311         {
1312                 homedir = utf8Path;
1313                 if (!g_utf8_validate(homedir, -1, NULL)) {
1314                     g_warning( "g_get_home_dir() post A IS NOT UTF-8" );
1315                 }
1316         }
1317     }
1318     if (!homedir) {
1319         gchar * path = g_path_get_dirname(INKSCAPE->argv0);
1320         gchar* utf8Path = g_filename_to_utf8( path, -1, NULL, NULL, NULL );
1321         g_free(path);
1322         if ( utf8Path )
1323         {
1324             homedir = utf8Path;
1325             if (!g_utf8_validate(homedir, -1, NULL)) {
1326                 g_warning( "g_get_home_dir() post B IS NOT UTF-8" );
1327             }
1328         }
1329     }
1330     return g_build_filename(homedir, filename, NULL);
1331 }
1332
1333
1334 /**
1335  * Get, or guess, or decide the location where the preferences.xml
1336  * file should be located.
1337  */
1338 gchar *
1339 profile_path(const char *filename)
1340 {
1341     static const gchar *prefdir = NULL;
1342     if (!prefdir) {
1343 #ifdef HAS_SHGetSpecialFolderLocation
1344         // prefer c:\Documents and Settings\UserName\Application Data\ to
1345         // c:\Documents and Settings\userName\;
1346         if (!prefdir) {
1347             ITEMIDLIST *pidl = 0;
1348             if ( SHGetSpecialFolderLocation( NULL, CSIDL_APPDATA, &pidl ) == NOERROR ) {
1349                 gchar * utf8Path = NULL;
1350
1351                 if ( PrintWin32::is_os_wide() ) {
1352                     wchar_t pathBuf[MAX_PATH+1];
1353                     g_assert(sizeof(wchar_t) == sizeof(gunichar2));
1354
1355                     if ( SHGetPathFromIDListW( pidl, pathBuf ) ) {
1356                         utf8Path = g_utf16_to_utf8( (gunichar2*)(&pathBuf[0]), -1, NULL, NULL, NULL );
1357                     }
1358                 } else {
1359                     char pathBuf[MAX_PATH+1];
1360
1361                     if ( SHGetPathFromIDListA( pidl, pathBuf ) ) {
1362                         utf8Path = g_filename_to_utf8( pathBuf, -1, NULL, NULL, NULL );
1363                     }
1364                 }
1365
1366                 if ( utf8Path ) {
1367                     if (!g_utf8_validate(utf8Path, -1, NULL)) {
1368                         g_warning( "SHGetPathFromIDList%c() resulted in invalid UTF-8", (PrintWin32::is_os_wide() ? 'W' : 'A') );
1369                         g_free( utf8Path );
1370                         utf8Path = 0;
1371                     } else {
1372                         prefdir = utf8Path;
1373                     }
1374                 }
1375
1376
1377                 /* not compiling yet...
1378
1379                 // Remember to free the list pointer
1380                 IMalloc * imalloc = 0;
1381                 if ( SHGetMalloc(&imalloc) == NOERROR) {
1382                     imalloc->lpVtbl->Free( imalloc, pidl );
1383                     imalloc->lpVtbl->Release( imalloc );
1384                 }
1385                 */
1386             }
1387         }
1388 #endif
1389         if (!prefdir) {
1390             prefdir = homedir_path(NULL);
1391         }
1392     }
1393     return g_build_filename(prefdir, INKSCAPE_PROFILE_DIR, filename, NULL);
1394 }
1395
1396 Inkscape::XML::Node *
1397 inkscape_get_menus (Inkscape::Application * inkscape)
1398 {
1399     Inkscape::XML::Node *repr = sp_repr_document_root (inkscape->menus);
1400     g_assert (!(strcmp (repr->name(), "inkscape")));
1401     return repr->firstChild();
1402 }
1403
1404 void
1405 inkscape_get_all_desktops(std::list< SPDesktop* >& listbuf)
1406 {
1407     for(GSList* l = inkscape->desktops; l != NULL; l = l->next) {
1408         listbuf.push_back(static_cast< SPDesktop* >(l->data));
1409     }
1410 }
1411
1412
1413
1414 /*
1415   Local Variables:
1416   mode:c++
1417   c-file-style:"stroustrup"
1418   c-file-offsets:((innamespace . 0)(inline-open . 0))
1419   indent-tabs-mode:nil
1420   fill-column:99
1421   End:
1422 */
1423 // vim: expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :