gschem/src/i_basic.c

   1 /* gEDA - GPL Electronic Design Automation
   2  * gschem - gEDA Schematic Capture
   3  * Copyright (C) 1998-2010 Ales Hvezda
   4  * Copyright (C) 1998-2010 gEDA Contributors (see ChangeLog for details)
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111 USA
  19  */
  20 #include <config.h>
  21
  22 #ifdef HAVE_STRING_H
  23 #include <string.h>
  24 #endif
  25
  26 #include "gschem.h"
  27
  28 #ifdef HAVE_LIBDMALLOC
  29 #include <dmalloc.h>
  30 #endif
  31
  32 /*! \brief Update status bar string
  33  *
  34  *  \par Function Description
  35  *  This function actually updates the status bar
  36  *  widget with the new string.
  37  *
  38  *  \param [in] w_current GSCHEM_TOPLEVEL structure
  39  *  \param [in] string The new string to be shown in the status bar
  40  */
  41 static void i_update_status(GSCHEM_TOPLEVEL *w_current, const char *string)
  42 {
  43   if (!w_current->status_label)
  44     return;
  45
  46   if (string) {
  47     /* NOTE: consider optimizing this if same label */
  48     gtk_label_set(GTK_LABEL(w_current->status_label),
  49                   (char *) string);
  50   }
  51 }
  52
  53 /*! \brief Get string corresponding to the currently selected mode
  54  *
  55  *  \par Function Description
  56  *  Returns a string describing the currently
  57  *  selected mode.
  58  *
  59  *  \param [in] w_current GSCHEM_TOPLEVEL structure
  60  *  \returns a string that will only last until the next time
  61  *   the function is called (which is probably just fine, really)
  62  *   *EK* Egil Kvaleberg
  63  */
  64 static const char *i_status_string(GSCHEM_TOPLEVEL *w_current)
  65 {
  66   static char *buf = 0;
  67
  68   switch ( w_current->event_state ) {
  69     case NONE:
  70     case STARTROUTENET: /*! \todo */
  71     case ENDROUTENET: /*! \todo */
  72       return "";
  73     case STARTSELECT:
  74     case SELECT:
  75     case SBOX:
  76     case GRIPS:
  77       return _("Select Mode");
  78     case ENDCOMP:
  79       return _("Component Mode"); /*EK* new */
  80     case ENDTEXT:
  81       return _("Text Mode"); /*EK* new */
  82     case STARTCOPY:
  83     case ENDCOPY:
  84       return _("Copy Mode");
  85     case STARTMOVE:
  86     case ENDMOVE:
  87       return _("Move Mode");
  88     case ENDROTATEP:
  89       return _("Rotate Mode");
  90     case ENDMIRROR:
  91       return _("Mirror Mode");
  92     case ZOOM:
  93     case ZOOMBOXEND:
  94     case ZOOMBOXSTART:
  95       return _("Zoom Box");
  96     case STARTPAN:
  97     case PAN:
  98     case MOUSEPAN:
  99       return _("Pan Mode");
 100     case STARTPASTE:
 101     case ENDPASTE:
 102       g_free(buf);
 103       buf = g_strdup_printf(_("Paste %d Mode"), w_current->buffer_number+1);
 104       return buf;
 105     case STARTDRAWNET:
 106     case DRAWNET:
 107     case NETCONT:
 108       if (w_current->magneticnet_mode)
 109         return _("Magnetic Net Mode");
 110       else
 111         return _("Net Mode");
 112     case STARTDRAWBUS:
 113     case DRAWBUS:
 114     case BUSCONT:
 115       return _("Bus Mode");
 116     case DRAWLINE:
 117     case ENDLINE:
 118       return _("Line Mode");
 119     case DRAWBOX:
 120     case ENDBOX:
 121       return _("Box Mode");
 122     case DRAWPICTURE:
 123     case ENDPICTURE:
 124       return _("Picture Mode");
 125     case DRAWCIRCLE:
 126     case ENDCIRCLE:
 127       return _("Circle Mode");
 128     case DRAWARC:
 129     case ENDARC:
 130       return _("Arc Mode");
 131     case DRAWPIN:
 132     case ENDPIN:
 133       return _("Pin Mode");
 134     case COPY:
 135       return _("Copy");
 136     case MOVE:
 137       return _("Move");
 138     case MCOPY:
 139       return _("Multiple Copy");
 140     case STARTMCOPY:
 141     case ENDMCOPY:
 142       return _("Multiple Copy Mode");
 143   }
 144   g_assert_not_reached();
 145   return ""; /* should not happen */
 146 }
 147
 148 /*! \brief Show state field
 149  *
 150  *  \par Function Description
 151  *  Show state field on screen, possibly with the
 152  *  addition of an extra message
 153  *
 154  *  \param [in] w_current GSCHEM_TOPLEVEL structure
 155  *  \param [in] message The string to be displayed
 156  */
 157 void i_show_state(GSCHEM_TOPLEVEL *w_current, const char *message)
 158 {
 159   TOPLEVEL *toplevel = w_current->toplevel;
 160   gchar *what_to_say;
 161   const gchar *array[5] = { NULL };
 162   int i = 3; /* array[4] must be NULL */
 163
 164   /* Fill in the string array */
 165   array[i--] = i_status_string(w_current);
 166
 167   if(toplevel->show_hidden_text)
 168     array[i--] = _("Show Hidden");
 169
 170   if(toplevel->snap == SNAP_OFF)
 171     array[i--] = _("Snap Off");
 172   else if (toplevel->snap == SNAP_RESNAP)
 173     array[i--] = _("Resnap Active");
 174
 175   if(message && message[0])
 176     array[i] = message;
 177
 178   /* Skip over NULLs */
 179   while(array[i] == NULL)
 180     i++;
 181
 182   what_to_say = g_strjoinv(" - ", (gchar **) array + i);
 183
 184   if(w_current->keyaccel_string) {
 185      gchar *p = what_to_say;
 186
 187      what_to_say = g_strdup_printf("%s \t\t %s", w_current->keyaccel_string,
 188            what_to_say);
 189      g_free(p);
 190   }
 191
 192   i_update_status(w_current, what_to_say);
 193   g_free(what_to_say);
 194 }
 195
 196 /*! \brief Set new state, then show state field
 197  *
 198  *  \par Function Description
 199  *  Set new state, then show state field.
 200  *
 201  *  \param [in] w_current GSCHEM_TOPLEVEL structure
 202  *  \param [in] newstate The new state
 203  *   *EK* Egil Kvaleberg
 204  */
 205 void i_set_state(GSCHEM_TOPLEVEL *w_current, enum x_states newstate)
 206 {
 207   i_set_state_msg(w_current, newstate, NULL);
 208 }
 209
 210 /*! \brief Set new state, then show state field including some
 211  *         message
 212  *
 213  *  \par Function Description
 214  *  Set new state, then show state field including some
 215  *  message.
 216  *
 217  *  \param [in] w_current GSCHEM_TOPLEVEL structure
 218  *  \param [in] newstate The new state
 219  *  \param [in] message Message to be shown
 220  *   *EK* Egil Kvaleberg
 221  */
 222 void i_set_state_msg(GSCHEM_TOPLEVEL *w_current, enum x_states newstate,
 223                      const char *message)
 224 {
 225   w_current->event_state = newstate;
 226   i_show_state(w_current, message);
 227 }
 228
 229 /*! \todo Finish function documentation!!!
 230  *  \brief
 231  *  \par Function Description
 232  *
 233  */
 234 void i_update_middle_button(GSCHEM_TOPLEVEL *w_current,
 235                             void (*func_ptr)(),
 236                             const char *string)
 237 {
 238   char *temp_string;
 239
 240   if (func_ptr == NULL)
 241     return;
 242
 243   if (string == NULL)
 244     return;
 245
 246   if (!w_current->middle_label)
 247     return;
 248
 249   switch(w_current->middle_button) {
 250
 251     /* remove this case eventually and make it a null case */
 252     case(ACTION):
 253     gtk_label_set(GTK_LABEL(w_current->middle_label),
 254                   _("Action"));
 255     break;
 256
 257 #ifdef HAVE_LIBSTROKE
 258     case(STROKE):
 259     gtk_label_set(GTK_LABEL(w_current->middle_label),
 260                   _("Stroke"));
 261     break;
 262 #else
 263     /* remove this case eventually and make it a null case */
 264     case(STROKE):
 265     gtk_label_set(GTK_LABEL(w_current->middle_label),
 266                   _("none"));
 267     break;
 268 #endif
 269
 270     case(REPEAT):
 271     temp_string = g_strconcat (_("Repeat/"), string, NULL);
 272
 273     gtk_label_set(GTK_LABEL(w_current->middle_label),
 274                   temp_string);
 275     w_current->last_callback = func_ptr;
 276     g_free(temp_string);
 277     break;
 278
 279   }
 280 }
 281
 282 /*! \todo Finish function documentation!!!
 283  *  \brief
 284  *  \param [in] w_current GSCHEM_TOPLEVEL structure
 285  *
 286  */
 287 void i_update_toolbar(GSCHEM_TOPLEVEL *w_current)
 288 {
 289   if (!w_current->toolbars)
 290         return;
 291
 292   switch(w_current->event_state) {
 293     case(NONE):
 294     case(SELECT):
 295     case(STARTSELECT):
 296       gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(
 297                                    w_current->toolbar_select), TRUE);
 298       break;
 299
 300     case(DRAWNET):
 301     case(STARTDRAWNET):
 302     case(NETCONT):
 303       gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(
 304                                    w_current->toolbar_net), TRUE);
 305       break;
 306
 307     case(DRAWBUS):
 308     case(STARTDRAWBUS):
 309     case(BUSCONT):
 310       gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(
 311                                    w_current->toolbar_bus), TRUE);
 312       break;
 313
 314     case(DRAWLINE): /*! \todo */
 315     case(DRAWBOX): /*! \todo */
 316     case(DRAWPICTURE): /*! \todo */
 317     case(DRAWPIN): /*! \todo */
 318     case(DRAWCIRCLE): /*! \todo */
 319     case(DRAWARC): /*! \todo */
 320     case(MOVE): /*! \todo */
 321     case(COPY): /*! \todo */
 322     case(ZOOM): /*! \todo */
 323     case(PAN): /*! \todo */
 324     case(STARTPAN): /*! \todo */
 325     case(STARTCOPY): /*! \todo */
 326     case(STARTMOVE): /*! \todo */
 327     case(ENDCOPY): /*! \todo */
 328     case(ENDMOVE): /*! \todo */
 329     case(ENDLINE): /*! \todo */
 330     case(ENDBOX): /*! \todo */
 331     case(ENDPICTURE): /*! \todo */
 332     case(ENDCIRCLE): /*! \todo */
 333     case(ENDARC): /*! \todo */
 334     case(ENDPIN): /*! \todo */
 335     case(ENDCOMP): /*! \todo */
 336     case(ENDTEXT): /*! \todo */
 337     case(ENDROTATEP): /*! \todo */
 338     case(ENDMIRROR): /*! \todo */
 339     case(ZOOMBOXSTART): /*! \todo */
 340     case(ZOOMBOXEND): /*! \todo */
 341     case(STARTROUTENET): /*! \todo */
 342     case(ENDROUTENET): /*! \todo */
 343     case(MOUSEPAN): /*! \todo */
 344     case(STARTPASTE): /*! \todo */
 345     case(ENDPASTE): /*! \todo */
 346     case(GRIPS): /*! \todo */
 347     case(MCOPY): /*! \todo */
 348     case(STARTMCOPY): /*! \todo */
 349     case(ENDMCOPY): /*! \todo */
 350     default:
 351       gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(
 352                                    w_current->toolbar_select), TRUE);
 353       break;
 354   }
 355 }
 356
 357
 358 /*! \brief Update sensitivity of the Edit/Paste menu item
 359  *
 360  *  \par Function Description
 361  *  Asynchronous callback to update sensitivity of the Edit/Paste
 362  *  menu item.
 363  */
 364 static void clipboard_usable_cb (int usable, void *userdata)
 365 {
 366   GSCHEM_TOPLEVEL *w_current = userdata;
 367   x_menus_sensitivity (w_current, "_Edit/_Paste", usable);
 368 }
 369
 370
 371 /*! \brief Update sensitivity of relevant menu items
 372  *
 373  *  \par Function Description
 374  *  Update sensitivity of relevant menu items.
 375  *
 376  *  \param [in] w_current GSCHEM_TOPLEVEL structure
 377  */
 378 void i_update_menus(GSCHEM_TOPLEVEL *w_current)
 379 {
 380   TOPLEVEL *toplevel = w_current->toplevel;
 381   /*
 382    * This is very simplistic.  Right now it just disables all menu
 383    * items which get greyed out when a component is not selected.
 384    * Eventually what gets enabled/disabled
 385    * should be based on what is in the selection list
 386    */
 387
 388   g_assert(w_current != NULL);
 389   g_assert(toplevel->page_current != NULL);
 390
 391   x_clipboard_query_usable (w_current, clipboard_usable_cb, w_current);
 392
 393   if (o_select_selected (w_current)) {
 394     /* since one or more things are selected, we set these TRUE */
 395     /* These strings should NOT be internationalized */
 396     x_menus_sensitivity(w_current, "_Edit/Cu_t", TRUE);
 397     x_menus_sensitivity(w_current, "_Edit/_Copy", TRUE);
 398     x_menus_sensitivity(w_current, "_Edit/_Delete", TRUE);
 399     x_menus_sensitivity(w_current, "_Edit/Copy Mode", TRUE);
 400     x_menus_sensitivity(w_current, "_Edit/Multiple Copy Mode", TRUE);
 401     x_menus_sensitivity(w_current, "_Edit/Move Mode", TRUE);
 402     x_menus_sensitivity(w_current, "_Edit/Rotate 90 Mode", TRUE);
 403     x_menus_sensitivity(w_current, "_Edit/Mirror Mode", TRUE);
 404     x_menus_sensitivity(w_current, "_Edit/Edit...", TRUE);
 405     x_menus_sensitivity(w_current, "_Edit/Edit Text...", TRUE);
 406     x_menus_sensitivity(w_current, "_Edit/Slot...", TRUE);
 407     x_menus_sensitivity(w_current, "_Edit/Color...", TRUE);
 408     x_menus_sensitivity(w_current, "_Edit/Lock", TRUE);
 409     x_menus_sensitivity(w_current, "_Edit/Unlock", TRUE);
 410     x_menus_sensitivity(w_current, "_Edit/Line Width & Type...", TRUE);
 411     x_menus_sensitivity(w_current, "_Edit/Fill Type...", TRUE);
 412     x_menus_sensitivity(w_current, "_Edit/Embed Component/Picture", TRUE);
 413     x_menus_sensitivity(w_current, "_Edit/Unembed Component/Picture", TRUE);
 414     x_menus_sensitivity(w_current, "_Edit/Update Component", TRUE);
 415     x_menus_sensitivity(w_current, "_Buffer/Copy into 1", TRUE);
 416     x_menus_sensitivity(w_current, "_Buffer/Copy into 2", TRUE);
 417     x_menus_sensitivity(w_current, "_Buffer/Copy into 3", TRUE);
 418     x_menus_sensitivity(w_current, "_Buffer/Copy into 4", TRUE);
 419     x_menus_sensitivity(w_current, "_Buffer/Copy into 5", TRUE);
 420     x_menus_sensitivity(w_current, "_Buffer/Cut into 1", TRUE);
 421     x_menus_sensitivity(w_current, "_Buffer/Cut into 2", TRUE);
 422     x_menus_sensitivity(w_current, "_Buffer/Cut into 3", TRUE);
 423     x_menus_sensitivity(w_current, "_Buffer/Cut into 4", TRUE);
 424     x_menus_sensitivity(w_current, "_Buffer/Cut into 5", TRUE);
 425     x_menus_sensitivity(w_current, "Hie_rarchy/_Down Schematic", TRUE);
 426     x_menus_sensitivity(w_current, "Hie_rarchy/Down _Symbol", TRUE);
 427     x_menus_sensitivity(w_current, "Hie_rarchy/D_ocumentation...", TRUE);
 428     x_menus_sensitivity(w_current, "A_ttributes/_Attach", TRUE);
 429     x_menus_sensitivity(w_current, "A_ttributes/_Detach", TRUE);
 430     x_menus_sensitivity(w_current, "A_ttributes/Show _Value", TRUE);
 431     x_menus_sensitivity(w_current, "A_ttributes/Show _Name", TRUE);
 432     x_menus_sensitivity(w_current, "A_ttributes/Show _Both", TRUE);
 433     x_menus_sensitivity(w_current, "A_ttributes/_Toggle Visibility", TRUE);
 434
 435     /*  Menu items for hierarchy added by SDB 1.9.2005.  */
 436     x_menus_popup_sensitivity(w_current, "/Down Schematic", TRUE);
 437     x_menus_popup_sensitivity(w_current, "/Down Symbol", TRUE);
 438     /* x_menus_popup_sensitivity(w_current, "/Up", TRUE); */
 439
 440   } else {
 441     /* Nothing is selected, grey these out */
 442     /* These strings should NOT be internationalized */
 443     x_menus_sensitivity(w_current, "_Edit/Cu_t", FALSE);
 444     x_menus_sensitivity(w_current, "_Edit/_Copy", FALSE);
 445     x_menus_sensitivity(w_current, "_Edit/_Delete", FALSE);
 446     x_menus_sensitivity(w_current, "_Edit/Copy Mode", FALSE);
 447     x_menus_sensitivity(w_current, "_Edit/Multiple Copy Mode", FALSE);
 448     x_menus_sensitivity(w_current, "_Edit/Move Mode", FALSE);
 449     x_menus_sensitivity(w_current, "_Edit/Rotate 90 Mode", FALSE);
 450     x_menus_sensitivity(w_current, "_Edit/Mirror Mode", FALSE);
 451     x_menus_sensitivity(w_current, "_Edit/Edit...", FALSE);
 452     x_menus_sensitivity(w_current, "_Edit/Edit Text...", FALSE);
 453     x_menus_sensitivity(w_current, "_Edit/Slot...", FALSE);
 454     x_menus_sensitivity(w_current, "_Edit/Color...", FALSE);
 455     x_menus_sensitivity(w_current, "_Edit/Lock", FALSE);
 456     x_menus_sensitivity(w_current, "_Edit/Unlock", FALSE);
 457     x_menus_sensitivity(w_current, "_Edit/Line Width & Type...", FALSE);
 458     x_menus_sensitivity(w_current, "_Edit/Fill Type...", FALSE);
 459     x_menus_sensitivity(w_current, "_Edit/Embed Component/Picture", FALSE);
 460     x_menus_sensitivity(w_current, "_Edit/Unembed Component/Picture", FALSE);
 461     x_menus_sensitivity(w_current, "_Edit/Update Component", FALSE);
 462     x_menus_sensitivity(w_current, "_Buffer/Copy into 1", FALSE);
 463     x_menus_sensitivity(w_current, "_Buffer/Copy into 2", FALSE);
 464     x_menus_sensitivity(w_current, "_Buffer/Copy into 3", FALSE);
 465     x_menus_sensitivity(w_current, "_Buffer/Copy into 4", FALSE);
 466     x_menus_sensitivity(w_current, "_Buffer/Copy into 5", FALSE);
 467     x_menus_sensitivity(w_current, "_Buffer/Cut into 1", FALSE);
 468     x_menus_sensitivity(w_current, "_Buffer/Cut into 2", FALSE);
 469     x_menus_sensitivity(w_current, "_Buffer/Cut into 3", FALSE);
 470     x_menus_sensitivity(w_current, "_Buffer/Cut into 4", FALSE);
 471     x_menus_sensitivity(w_current, "_Buffer/Cut into 5", FALSE);
 472     x_menus_sensitivity(w_current, "Hie_rarchy/_Down Schematic", FALSE);
 473     x_menus_sensitivity(w_current, "Hie_rarchy/Down _Symbol", FALSE);
 474     x_menus_sensitivity(w_current, "Hie_rarchy/D_ocumentation...", FALSE);
 475     x_menus_sensitivity(w_current, "A_ttributes/_Attach", FALSE);
 476     x_menus_sensitivity(w_current, "A_ttributes/_Detach", FALSE);
 477     x_menus_sensitivity(w_current, "A_ttributes/Show _Value", FALSE);
 478     x_menus_sensitivity(w_current, "A_ttributes/Show _Name", FALSE);
 479     x_menus_sensitivity(w_current, "A_ttributes/Show _Both", FALSE);
 480     x_menus_sensitivity(w_current, "A_ttributes/_Toggle Visibility", FALSE);
 481
 482     /*  Menu items for hierarchy added by SDB 1.9.2005.  */
 483     x_menus_popup_sensitivity(w_current, "/Down Schematic", FALSE);
 484     x_menus_popup_sensitivity(w_current, "/Down Symbol", FALSE);
 485     /* x_menus_popup_sensitivity(w_current, "/Up", FALSE);      */
 486   }
 487
 488   x_menus_sensitivity(w_current, "_Buffer/Paste from 1", (object_buffer[0] != NULL));
 489   x_menus_sensitivity(w_current, "_Buffer/Paste from 2", (object_buffer[1] != NULL));
 490   x_menus_sensitivity(w_current, "_Buffer/Paste from 3", (object_buffer[2] != NULL));
 491   x_menus_sensitivity(w_current, "_Buffer/Paste from 4", (object_buffer[3] != NULL));
 492   x_menus_sensitivity(w_current, "_Buffer/Paste from 5", (object_buffer[4] != NULL));
 493
 494 }
 495
 496 /*! \brief Set filename as gschem window title
 497  *
 498  *  \par Function Description
 499  *  Set filename as gschem window title using
 500  *  the gnome HID format style.
 501  *
 502  *  \param [in] w_current GSCHEM_TOPLEVEL structure
 503  *  \param [in] string The filename
 504  */
 505 void i_set_filename(GSCHEM_TOPLEVEL *w_current, const gchar *string)
 506 {
 507   gchar *print_string=NULL;
 508   gchar *filename=NULL;
 509
 510   if (!w_current->main_window)
 511     return;
 512   if (string == NULL)
 513     return;
 514
 515   filename = g_path_get_basename(string);
 516
 517   print_string = g_strdup_printf("%s - gschem", filename);
 518
 519   gtk_window_set_title(GTK_WINDOW(w_current->main_window),
 520                        print_string);
 521
 522   g_free(print_string);
 523   g_free(filename);
 524 }
 525
 526 /*! \brief Write the grid settings to the gschem status bar
 527  *
 528  *  \par Function Description
 529  *  Write the grid settings to the gschem status bar.
 530  *  The function takes the current grid paramters of gschem
 531  *  and prints it to the status bar.
 532  *  The format is "Grid([SnapGridSize],[CurrentGridSize])"
 533  *
 534  *  \param [in] w_current GSCHEM_TOPLEVEL structure
 535  *  \param [in] visible_grid Visible grid size
 536  */
 537 void i_update_grid_info (GSCHEM_TOPLEVEL *w_current)
 538 {
 539   TOPLEVEL *toplevel = w_current->toplevel;
 540   gchar *print_string=NULL;
 541   gchar *snap=NULL;
 542   gchar *grid=NULL;
 543
 544   if (!w_current->grid_label)
 545     return;
 546
 547   switch (toplevel->snap) {
 548   case SNAP_OFF:
 549     snap = g_strdup(_("OFF"));
 550     break;
 551   case SNAP_GRID:
 552     snap = g_strdup_printf("%d", toplevel->snap_size);
 553     break;
 554   case SNAP_RESNAP:
 555     snap = g_strdup_printf("%dR", toplevel->snap_size);
 556     break;
 557   default:
 558     g_critical("i_set_grid: toplevel->snap out of range: %d\n",
 559                toplevel->snap);
 560   }
 561
 562   if (w_current->grid == GRID_NONE) {
 563     grid = g_strdup(_("OFF"));
 564   } else {
 565     int visible_grid = x_grid_query_drawn_spacing (w_current);
 566     if (visible_grid == -1)
 567       grid = g_strdup (_("NONE"));
 568     else
 569       grid = g_strdup_printf("%d", visible_grid);
 570   }
 571
 572   print_string = g_strdup_printf(_("Grid(%s, %s)"), snap, grid);
 573   gtk_label_set(GTK_LABEL(w_current->grid_label), print_string);
 574
 575   g_free(print_string);
 576   g_free(grid);
 577   g_free(snap);
 578 }