git.sur5r.net Git - glabels/blob - glabels2/src/mdi.c

   1 /*
   2  *  (GLABELS) Label and Business Card Creation program for GNOME
   3  *
   4  *  mdi.c:  gLabels MDI module
   5  *
   6  *  Copyright (C) 2001-2002  Jim Evins <evins@snaught.com>.
   7  *
   8  *  This program is free software; you can redistribute it and/or modify
   9  *  it under the terms of the GNU General Public License as published by
  10  *  the Free Software Foundation; either version 2 of the License, or
  11  *  (at your option) any later version.
  12  *
  13  *  This program is distributed in the hope that it will be useful,
  14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *  GNU General Public License for more details.
  17  *
  18  *  You should have received a copy of the GNU General Public License
  19  *  along with this program; if not, write to the Free Software
  20  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  21  */
  22
  23 /*
  24  * This file is based on gedit-mdi.c from gedit2:
  25  *
  26  * Copyright (C) 1998, 1999 Alex Roberts, Evan Lawrence
  27  * Copyright (C) 2000, 2001 Chema Celorio, Paolo Maggi
  28  * Copyright (C) 2002  Paolo Maggi
  29  *
  30  */
  31 #include <config.h>
  32
  33 #include <libgnome/libgnome.h>
  34 #include <libgnomeui/libgnomeui.h>
  35 #include <libgnomevfs/gnome-vfs.h>
  36
  37 #include <string.h>
  38
  39 #include "mdi.h"
  40 #include "mdi-child.h"
  41 #include "glabels.h"
  42 #include "menus.h"
  43 #include "prefs.h"
  44 #include "recent.h"
  45 #include "file.h"
  46 #include "view.h"
  47 #include "debug.h"
  48 #include "gnome-recent-view.h"
  49 #include "alert.h"
  50
  51 #include <bonobo/bonobo-ui-util.h>
  52 #include <bonobo/bonobo-control.h>
  53
  54 #include <gconf/gconf-client.h>
  55
  56 /*========================================================*/
  57 /* Private macros and constants.                          */
  58 /*========================================================*/
  59
  60 #define DEFAULT_WINDOW_WIDTH  500
  61 #define DEFAULT_WINDOW_HEIGHT 375
  62
  63 /*========================================================*/
  64 /* Private types.                                         */
  65 /*========================================================*/
  66
  67 struct _glMDIPrivate
  68 {
  69         gint untitled_number;
  70 };
  71
  72
  73 /*========================================================*/
  74 /* Private globals.                                       */
  75 /*========================================================*/
  76
  77 static BonoboMDIClass *parent_class = NULL;
  78
  79
  80 /*========================================================*/
  81 /* Private function prototypes.                           */
  82 /*========================================================*/
  83
  84 static void gl_mdi_class_init   (glMDIClass     *klass);
  85 static void gl_mdi_init                 (glMDI  *mdi);
  86 static void gl_mdi_finalize             (GObject        *object);
  87
  88 static void gl_mdi_app_created_cb       (BonoboMDI *mdi, BonoboWindow *win);
  89 static void gl_mdi_set_app_toolbar_style        (BonoboWindow *win);
  90 static void gl_mdi_set_app_statusbar_style      (BonoboWindow *win);
  91
  92 static gint gl_mdi_add_child_cb (BonoboMDI *mdi, BonoboMDIChild *child);
  93 static gint gl_mdi_add_view_cb (BonoboMDI *mdi, GtkWidget *view);
  94 static gint gl_mdi_remove_child_cb (BonoboMDI *mdi, BonoboMDIChild *child);
  95 static gint gl_mdi_remove_view_cb (BonoboMDI *mdi, GtkWidget *view);
  96
  97 static void gl_mdi_view_changed_cb (BonoboMDI *mdi, GtkWidget *old_view);
  98 static void gl_mdi_child_changed_cb (BonoboMDI *mdi, BonoboMDIChild *old_child);
  99 static void gl_mdi_child_state_changed_cb (glMDIChild *child);
 100
 101 static void gl_mdi_set_active_window_undo_redo_verbs_sensitivity (BonoboMDI *mdi);
 102
 103 static void gl_mdi_view_menu_item_toggled_cb (
 104                         BonoboUIComponent           *ui_component,
 105                         const char                  *path,
 106                         Bonobo_UIComponent_EventType type,
 107                         const char                  *state,
 108                         BonoboWindow                *win);
 109
 110 \f
 111 /*****************************************************************************/
 112 /* Boilerplate object stuff.                                                 */
 113 /*****************************************************************************/
 114 GType
 115 gl_mdi_get_type (void)
 116 {
 117         static GType mdi_type = 0;
 118
 119         if (mdi_type == 0)
 120         {
 121                 static const GTypeInfo our_info =
 122                 {
 123                         sizeof (glMDIClass),
 124                         NULL,           /* base_init */
 125                         NULL,           /* base_finalize */
 126                         (GClassInitFunc) gl_mdi_class_init,
 127                         NULL,           /* class_finalize */
 128                         NULL,           /* class_data */
 129                         sizeof (glMDI),
 130                         0,              /* n_preallocs */
 131                         (GInstanceInitFunc) gl_mdi_init
 132                 };
 133
 134                 mdi_type = g_type_register_static (BONOBO_TYPE_MDI,
 135                                                     "glMDI",
 136                                                     &our_info,
 137                                                     0);
 138         }
 139
 140         return mdi_type;
 141 }
 142
 143 static void
 144 gl_mdi_class_init (glMDIClass *klass)
 145 {
 146         GObjectClass *object_class = G_OBJECT_CLASS (klass);
 147
 148         gl_debug (DEBUG_MDI, "START");
 149
 150         parent_class = g_type_class_peek_parent (klass);
 151
 152         object_class->finalize = gl_mdi_finalize;
 153
 154         gl_debug (DEBUG_MDI, "END");
 155 }
 156
 157 static void
 158 gl_mdi_init (glMDI  *mdi)
 159 {
 160         gl_debug (DEBUG_MDI, "START");
 161
 162         bonobo_mdi_construct (BONOBO_MDI (mdi), "glabels", "gLabels",
 163                               DEFAULT_WINDOW_WIDTH, DEFAULT_WINDOW_HEIGHT);
 164
 165         mdi->priv = g_new0 (glMDIPrivate, 1);
 166
 167         mdi->priv->untitled_number = 0;
 168
 169         bonobo_mdi_set_ui_template_file (BONOBO_MDI (mdi),
 170                                          GLABELS_UI_DIR "glabels-ui.xml",
 171                                          gl_verbs);
 172
 173         bonobo_mdi_set_child_list_path (BONOBO_MDI (mdi), "/menu/Documents/");
 174
 175         /* Connect signals */
 176         g_signal_connect (G_OBJECT (mdi), "top_window_created",
 177                           G_CALLBACK (gl_mdi_app_created_cb), NULL);
 178
 179         g_signal_connect (G_OBJECT (mdi), "add_child",
 180                           G_CALLBACK (gl_mdi_add_child_cb), NULL);
 181         g_signal_connect (G_OBJECT (mdi), "add_view",
 182                           G_CALLBACK (gl_mdi_add_view_cb), NULL);
 183
 184         g_signal_connect (G_OBJECT (mdi), "remove_child",
 185                           G_CALLBACK (gl_mdi_remove_child_cb), NULL);
 186         g_signal_connect (G_OBJECT (mdi), "remove_view",
 187                           G_CALLBACK (gl_mdi_remove_view_cb), NULL);
 188
 189         g_signal_connect (G_OBJECT (mdi), "child_changed",
 190                           G_CALLBACK (gl_mdi_child_changed_cb), NULL);
 191         g_signal_connect (G_OBJECT (mdi), "view_changed",
 192                           G_CALLBACK (gl_mdi_view_changed_cb), NULL);
 193
 194         g_signal_connect (G_OBJECT (mdi), "all_windows_destroyed",
 195                           G_CALLBACK (gl_file_exit), NULL);
 196
 197         gl_debug (DEBUG_MDI, "END");
 198 }
 199
 200 static void
 201 gl_mdi_finalize (GObject *object)
 202 {
 203         glMDI *mdi;
 204
 205         gl_debug (DEBUG_MDI, "START");
 206
 207         g_return_if_fail (object != NULL);
 208
 209         mdi = GL_MDI (object);
 210
 211         g_return_if_fail (GL_IS_MDI (mdi));
 212         g_return_if_fail (mdi->priv != NULL);
 213
 214         G_OBJECT_CLASS (parent_class)->finalize (object);
 215
 216         g_free (mdi->priv);
 217
 218         gl_debug (DEBUG_MDI, "END");
 219 }
 220
 221
 222 /*****************************************************************************/
 223 /* NEW mdi objecg.                                                           */
 224 /*****************************************************************************/
 225 glMDI*
 226 gl_mdi_new (void)
 227 {
 228         glMDI *mdi;
 229
 230         gl_debug (DEBUG_MDI, "START");
 231
 232         mdi = GL_MDI (g_object_new (GL_TYPE_MDI, NULL));
 233         g_return_val_if_fail (mdi != NULL, NULL);
 234
 235         gl_debug (DEBUG_MDI, "END");
 236         return mdi;
 237 }
 238
 239 /*---------------------------------------------------------------------------*/
 240 /* App created callback.                                                     */
 241 /*---------------------------------------------------------------------------*/
 242 static void
 243 gl_mdi_app_created_cb (BonoboMDI *mdi, BonoboWindow *win)
 244 {
 245         GtkWidget *widget;
 246         BonoboControl *control;
 247         BonoboUIComponent *ui_component;
 248         GnomeRecentView *view;
 249         GnomeRecentModel *model;
 250
 251         static GtkTargetEntry drag_types[] =
 252         {
 253                 { "text/uri-list", 0, 0 },
 254         };
 255
 256         static gint n_drag_types =
 257                 sizeof (drag_types) / sizeof (drag_types [0]);
 258
 259         gl_debug (DEBUG_MDI, "START");
 260
 261         ui_component = bonobo_mdi_get_ui_component_from_window (win);
 262         g_return_if_fail (ui_component != NULL);
 263
 264         /* Set the toolbar style according to prefs */
 265         gl_mdi_set_app_toolbar_style (win);
 266
 267         /* Add listener fo the view menu */
 268         bonobo_ui_component_add_listener (ui_component, "ViewToolbar",
 269                         (BonoboUIListenerFn)gl_mdi_view_menu_item_toggled_cb,
 270                         (gpointer)win);
 271
 272         bonobo_ui_component_add_listener (ui_component, "ToolbarSystem",
 273                         (BonoboUIListenerFn)gl_mdi_view_menu_item_toggled_cb,
 274                         (gpointer)win);
 275         bonobo_ui_component_add_listener (ui_component, "ToolbarIcon",
 276                         (BonoboUIListenerFn)gl_mdi_view_menu_item_toggled_cb,
 277                         (gpointer)win);
 278         bonobo_ui_component_add_listener (ui_component, "ToolbarIconText",
 279                         (BonoboUIListenerFn)gl_mdi_view_menu_item_toggled_cb,
 280                         (gpointer)win);
 281         bonobo_ui_component_add_listener (ui_component, "ToolbarTooltips",
 282                         (BonoboUIListenerFn)gl_mdi_view_menu_item_toggled_cb,
 283                         (gpointer)win);
 284
 285
 286         gl_menus_set_verb_list_sensitive (ui_component,
 287                                           gl_menus_no_docs_sensible_verbs,
 288                                           FALSE);
 289
 290         /* add a GeditRecentView object */
 291         model = gl_recent_get_model ();
 292         view = GNOME_RECENT_VIEW (gnome_recent_view_bonobo_new (ui_component,
 293                                                                 "/menu/File/Recents"));
 294         gnome_recent_view_set_model (view, model);
 295
 296         g_signal_connect (G_OBJECT (view), "activate",
 297                           G_CALLBACK (gl_file_open_recent), win);
 298
 299         gl_debug (DEBUG_MDI, "END");
 300 }
 301
 302 /*---------------------------------------------------------------------------*/
 303 /* Menu item togglded callback.                                              */
 304 /*---------------------------------------------------------------------------*/
 305 static void
 306 gl_mdi_view_menu_item_toggled_cb (
 307                         BonoboUIComponent           *ui_component,
 308                         const char                  *path,
 309                         Bonobo_UIComponent_EventType type,
 310                         const char                  *state,
 311                         BonoboWindow                *win)
 312 {
 313         gboolean s;
 314
 315         gl_debug (DEBUG_MDI, "%s toggled to '%s'", path, state);
 316
 317         s = (strcmp (state, "1") == 0);
 318
 319         if ((strcmp (path, "ViewToolbar") == 0) &&
 320             (s != gl_prefs->toolbar_visible))
 321         {
 322                 gl_prefs->toolbar_visible = s;
 323                 gl_mdi_set_app_toolbar_style (win);
 324
 325                 return;
 326         }
 327
 328         if (s && (strcmp (path, "ToolbarSystem") == 0) &&
 329             (gl_prefs->toolbar_buttons_style != GL_TOOLBAR_SYSTEM))
 330         {
 331                 gl_prefs->toolbar_buttons_style = GL_TOOLBAR_SYSTEM;
 332                 gl_mdi_set_app_toolbar_style (win);
 333
 334                 return;
 335         }
 336
 337         if (s && (strcmp (path, "ToolbarIcon") == 0) &&
 338             (gl_prefs->toolbar_buttons_style != GL_TOOLBAR_ICONS))
 339         {
 340                 gl_prefs->toolbar_buttons_style = GL_TOOLBAR_ICONS;
 341                 gl_mdi_set_app_toolbar_style (win);
 342
 343                 return;
 344         }
 345
 346         if (s && (strcmp (path, "ToolbarIconText") == 0) &&
 347             (gl_prefs->toolbar_buttons_style != GL_TOOLBAR_ICONS_AND_TEXT))
 348         {
 349                 gl_prefs->toolbar_buttons_style = GL_TOOLBAR_ICONS_AND_TEXT;
 350                 gl_mdi_set_app_toolbar_style (win);
 351
 352                 return;
 353         }
 354
 355         if ((strcmp (path, "ToolbarTooltips") == 0) &&
 356             (s != gl_prefs->toolbar_view_tooltips))
 357         {
 358                 gl_prefs->toolbar_view_tooltips = s;
 359                 gl_mdi_set_app_toolbar_style (win);
 360
 361                 return;
 362         }
 363
 364 }
 365
 366 /*---------------------------------------------------------------------------*/
 367 /* Set toolbar style.                                                        */
 368 /*---------------------------------------------------------------------------*/
 369 static void
 370 gl_mdi_set_app_toolbar_style (BonoboWindow *win)
 371 {
 372         BonoboUIComponent *ui_component;
 373         GConfClient *client;
 374         gboolean labels;
 375
 376         gl_debug (DEBUG_MDI, "START");
 377
 378         g_return_if_fail (BONOBO_IS_WINDOW (win));
 379
 380         ui_component = bonobo_mdi_get_ui_component_from_window (win);
 381         g_return_if_fail (ui_component != NULL);
 382
 383         bonobo_ui_component_freeze (ui_component, NULL);
 384
 385         /* Updated view menu */
 386         gl_menus_set_verb_state (ui_component,
 387                                     "/commands/ViewToolbar",
 388                                     gl_prefs->toolbar_visible);
 389
 390         gl_menus_set_verb_sensitive (ui_component,
 391                                         "/commands/ToolbarSystem",
 392                                         gl_prefs->toolbar_visible);
 393         gl_menus_set_verb_sensitive (ui_component,
 394                                         "/commands/ToolbarIcon",
 395                                         gl_prefs->toolbar_visible);
 396         gl_menus_set_verb_sensitive (ui_component,
 397                                         "/commands/ToolbarIconText",
 398                                         gl_prefs->toolbar_visible);
 399         gl_menus_set_verb_sensitive (ui_component,
 400                                         "/commands/ToolbarTooltips",
 401                                         gl_prefs->toolbar_visible);
 402
 403         gl_menus_set_verb_state (ui_component,
 404                                     "/commands/ToolbarSystem",
 405                                     gl_prefs->toolbar_buttons_style == GL_TOOLBAR_SYSTEM);
 406
 407         gl_menus_set_verb_state (ui_component,
 408                                     "/commands/ToolbarIcon",
 409                                     gl_prefs->toolbar_buttons_style == GL_TOOLBAR_ICONS);
 410
 411         gl_menus_set_verb_state (ui_component,
 412                                     "/commands/ToolbarIconText",
 413                                     gl_prefs->toolbar_buttons_style == GL_TOOLBAR_ICONS_AND_TEXT);
 414
 415         gl_menus_set_verb_state (ui_component,
 416                                     "/commands/ToolbarTooltips",
 417                                     gl_prefs->toolbar_view_tooltips);
 418
 419
 420         /* Actually update toolbar style */
 421         bonobo_ui_component_set_prop (
 422                 ui_component, "/Toolbar",
 423                 "tips", gl_prefs->toolbar_view_tooltips ? "1" : "0",
 424                 NULL);
 425
 426         switch (gl_prefs->toolbar_buttons_style)
 427         {
 428                 case GL_TOOLBAR_SYSTEM:
 429
 430                         client = gconf_client_get_default ();
 431                         if (client == NULL)
 432                                 goto error;
 433
 434                         labels = gconf_client_get_bool (client,
 435                                         "/desktop/gnome/interface/toolbar-labels", NULL);
 436
 437                         g_object_unref (G_OBJECT (client));
 438
 439                         if (labels)
 440                         {
 441                                 gl_debug (DEBUG_MDI, "SYSTEM: BOTH");
 442                                 bonobo_ui_component_set_prop (
 443                                         ui_component, "/Toolbar", "look", "both", NULL);
 444
 445                         }
 446                         else
 447                         {
 448                                 gl_debug (DEBUG_MDI, "SYSTEM: ICONS");
 449                                 bonobo_ui_component_set_prop (
 450                                         ui_component, "/Toolbar", "look", "icons", NULL);
 451                         }
 452
 453                         break;
 454
 455                 case GL_TOOLBAR_ICONS:
 456                         gl_debug (DEBUG_MDI, "GLABELS: ICONS");
 457                         bonobo_ui_component_set_prop (
 458                                 ui_component, "/Toolbar", "look", "icon", NULL);
 459
 460                         break;
 461
 462                 case GL_TOOLBAR_ICONS_AND_TEXT:
 463                         gl_debug (DEBUG_MDI, "GLABELS: ICONS_AND_TEXT");
 464                         bonobo_ui_component_set_prop (
 465                                 ui_component, "/Toolbar", "look", "both", NULL);
 466
 467                         break;
 468                 default:
 469                         goto error;
 470                         break;
 471         }
 472
 473         bonobo_ui_component_set_prop (
 474                         ui_component, "/Toolbar",
 475                         "hidden", gl_prefs->toolbar_visible ? "0":"1", NULL);
 476
 477  error:
 478         bonobo_ui_component_thaw (ui_component, NULL);
 479
 480         gl_debug (DEBUG_MDI, "END");
 481 }
 482
 483
 484 /*---------------------------------------------------------------------------*/
 485 /* Child state changed callback.                                             */
 486 /*---------------------------------------------------------------------------*/
 487 static void
 488 gl_mdi_child_state_changed_cb (glMDIChild *child)
 489 {
 490         gl_debug (DEBUG_MDI, "START");
 491
 492         if (bonobo_mdi_get_active_child (BONOBO_MDI (glabels_mdi)) != BONOBO_MDI_CHILD (child))
 493                 return;
 494
 495         gl_mdi_set_active_window_title (BONOBO_MDI (glabels_mdi));
 496         gl_mdi_set_active_window_verbs_sensitivity (BONOBO_MDI (glabels_mdi));
 497
 498         gl_debug (DEBUG_MDI, "END");
 499 }
 500
 501 /*---------------------------------------------------------------------------*/
 502 /* Child undo/redo state changed callback.                                   */
 503 /*---------------------------------------------------------------------------*/
 504 static void
 505 gl_mdi_child_undo_redo_state_changed_cb (glMDIChild *child)
 506 {
 507         gl_debug (DEBUG_MDI, "START");
 508
 509         if (bonobo_mdi_get_active_child (BONOBO_MDI (glabels_mdi)) != BONOBO_MDI_CHILD (child))
 510                 return;
 511
 512         gl_mdi_set_active_window_undo_redo_verbs_sensitivity (BONOBO_MDI (glabels_mdi));
 513         gl_debug (DEBUG_MDI, "END");
 514 }
 515
 516 /*---------------------------------------------------------------------------*/
 517 /* Add child callback.                                                       */
 518 /*---------------------------------------------------------------------------*/
 519 static gint
 520 gl_mdi_add_child_cb (BonoboMDI *mdi, BonoboMDIChild *child)
 521 {
 522         gl_debug (DEBUG_MDI, "START");
 523
 524         g_signal_connect (G_OBJECT (child), "state_changed",
 525                           G_CALLBACK (gl_mdi_child_state_changed_cb),
 526                           NULL);
 527         g_signal_connect (G_OBJECT (child), "undo_redo_state_changed",
 528                           G_CALLBACK (gl_mdi_child_undo_redo_state_changed_cb),
 529                           NULL);
 530
 531         gl_debug (DEBUG_MDI, "END");
 532         return TRUE;
 533 }
 534
 535 /*---------------------------------------------------------------------------*/
 536 /* Add view callback.                                                        */
 537 /*---------------------------------------------------------------------------*/
 538 static gint
 539 gl_mdi_add_view_cb (BonoboMDI *mdi, GtkWidget *view)
 540 {
 541         gl_debug (DEBUG_MDI, "START");
 542         gl_debug (DEBUG_MDI, "END");
 543         return TRUE;
 544 }
 545
 546 /*---------------------------------------------------------------------------*/
 547 /* Remove child callback.                                                    */
 548 /*---------------------------------------------------------------------------*/
 549 static gint
 550 gl_mdi_remove_child_cb (BonoboMDI *mdi, BonoboMDIChild *child)
 551 {
 552         glLabel* doc;
 553         gboolean close = TRUE;
 554
 555         gl_debug (DEBUG_MDI, "START");
 556
 557         g_return_val_if_fail (child != NULL, FALSE);
 558         g_return_val_if_fail (GL_MDI_CHILD (child)->label != NULL, FALSE);
 559
 560         doc = GL_MDI_CHILD (child)->label;
 561
 562         if (gl_label_is_modified (doc))
 563         {
 564                 GtkWidget *msgbox, *w;
 565                 gchar *fname = NULL, *msg = NULL;
 566                 gint ret;
 567                 gboolean exiting;
 568
 569                 w = GTK_WIDGET (g_list_nth_data (bonobo_mdi_child_get_views (child), 0));
 570
 571                 if(w != NULL)
 572                         bonobo_mdi_set_active_view (mdi, w);
 573
 574                 fname = gl_label_get_short_name (doc);
 575
 576                 msg = g_strdup_printf (_("Save changes to document \"%s\" before closing?"),
 577                                         fname);
 578
 579                 msgbox = gl_alert_dialog_new (GTK_WINDOW (bonobo_mdi_get_active_window (mdi)),
 580                                 GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 581                                 GTK_MESSAGE_WARNING,
 582                                 GTK_BUTTONS_NONE,
 583                                 msg,
 584                                 _("Your changes will be lost if you don't save them."));
 585
 586                 gtk_dialog_add_button (GTK_DIALOG (msgbox),
 587                                        _("Close without saving"),
 588                                        GTK_RESPONSE_NO);
 589
 590                 if (glabels_close_x_button_pressed)
 591                         exiting = FALSE;
 592                 else if (glabels_exit_button_pressed)
 593                         exiting = TRUE;
 594                 else
 595                 {
 596                         /* Delete event generated */
 597                         if (g_list_length (bonobo_mdi_get_windows (BONOBO_MDI (glabels_mdi))) == 1)
 598                                 exiting = TRUE;
 599                         else
 600                                 exiting = FALSE;
 601                 }
 602
 603
 604                 gtk_dialog_add_button (GTK_DIALOG (msgbox), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
 605
 606                 gtk_dialog_add_button (GTK_DIALOG (msgbox),
 607                                 GTK_STOCK_SAVE,
 608                                 GTK_RESPONSE_YES);
 609
 610                 gtk_dialog_set_default_response (GTK_DIALOG (msgbox), GTK_RESPONSE_YES);
 611
 612                 gtk_window_set_resizable (GTK_WINDOW (msgbox), FALSE);
 613
 614                 ret = gtk_dialog_run (GTK_DIALOG (msgbox));
 615
 616                 gtk_widget_destroy (msgbox);
 617
 618                 g_free (fname);
 619                 g_free (msg);
 620
 621                 switch (ret)
 622                 {
 623                         case GTK_RESPONSE_YES:
 624                                 close = gl_file_save (GL_MDI_CHILD (child));
 625                                 break;
 626                         case GTK_RESPONSE_NO:
 627                                 close = TRUE;
 628                                 break;
 629                         default:
 630                                 close = FALSE;
 631                 }
 632
 633                 gl_debug (DEBUG_MDI, "CLOSE: %s", close ? "TRUE" : "FALSE");
 634         }
 635
 636         /* FIXME: there is a bug if you "close all" >1 docs, don't save the document
 637          * and then don't close the last one.
 638          */
 639         /* Disable to avoid the bug */
 640         /*
 641         if (close)
 642         {
 643                 g_signal_handlers_disconnect_by_func (child,
 644                                                       G_CALLBACK (gl_mdi_child_state_changed_cb),
 645                                                       NULL);
 646                 g_signal_handlers_disconnect_by_func (GTK_OBJECT (child),
 647                                                       G_CALLBACK (gl_mdi_child_undo_redo_state_changed_cb),
 648                                                       NULL);
 649         }
 650         */
 651
 652         gl_debug (DEBUG_MDI, "END");
 653         return close;
 654 }
 655
 656 /*---------------------------------------------------------------------------*/
 657 /* Remove view callback.                                                     */
 658 /*---------------------------------------------------------------------------*/
 659 static gint
 660 gl_mdi_remove_view_cb (BonoboMDI *mdi,  GtkWidget *view)
 661 {
 662         gl_debug (DEBUG_MDI, "");
 663         gl_debug (DEBUG_MDI, "END");
 664
 665         return TRUE;
 666 }
 667
 668 /*****************************************************************************/
 669 /* Set title of active window.                                               */
 670 /*****************************************************************************/
 671 void
 672 gl_mdi_set_active_window_title (BonoboMDI *mdi)
 673 {
 674         BonoboMDIChild* active_child = NULL;
 675         glLabel* doc = NULL;
 676         gchar* docname = NULL;
 677         gchar* title = NULL;
 678
 679         gl_debug (DEBUG_MDI, "START");
 680
 681
 682         active_child = bonobo_mdi_get_active_child (mdi);
 683         if (active_child == NULL)
 684                 return;
 685
 686         doc = GL_MDI_CHILD (active_child)->label;
 687         g_return_if_fail (doc != NULL);
 688
 689         /* Set active window title */
 690         docname = gl_label_get_short_name (doc);
 691         g_return_if_fail (docname != NULL);
 692
 693         if (gl_label_is_modified (doc))
 694         {
 695                 title = g_strdup_printf ("%s %s - glabels",
 696                                          docname, _("(modified)"));
 697         }
 698         else
 699         {
 700                 title = g_strdup_printf ("%s - glabels", docname);
 701
 702         }
 703
 704         gtk_window_set_title (GTK_WINDOW (bonobo_mdi_get_active_window (mdi)), title);
 705
 706         g_free (docname);
 707         g_free (title);
 708
 709         gl_debug (DEBUG_MDI, "END");
 710 }
 711
 712 /*---------------------------------------------------------------------------*/
 713 /* Child changed callback.                                                   */
 714 /*---------------------------------------------------------------------------*/
 715 static
 716 void gl_mdi_child_changed_cb (BonoboMDI *mdi, BonoboMDIChild *old_child)
 717 {
 718         gl_debug (DEBUG_MDI, "START");
 719
 720         gl_mdi_set_active_window_title (mdi);
 721
 722         gl_debug (DEBUG_MDI, "END");
 723 }
 724
 725 /*---------------------------------------------------------------------------*/
 726 /* View changed callback.                                                    */
 727 /*---------------------------------------------------------------------------*/
 728 static
 729 void gl_mdi_view_changed_cb (BonoboMDI *mdi, GtkWidget *old_view)
 730 {
 731         BonoboWindow *win;
 732         GtkWidget* status;
 733         GtkWidget *active_view;
 734
 735         gl_debug (DEBUG_MDI, "START");
 736
 737         gl_mdi_set_active_window_verbs_sensitivity (mdi);
 738
 739         active_view = bonobo_mdi_get_active_view (mdi);
 740
 741         win = bonobo_mdi_get_active_window (mdi);
 742         g_return_if_fail (win != NULL);
 743
 744         gl_debug (DEBUG_MDI, "END");
 745 }
 746
 747 /*****************************************************************************/
 748 /* Set sensitivity of verbs in active window.                                */
 749 /*****************************************************************************/
 750 void
 751 gl_mdi_set_active_window_verbs_sensitivity (BonoboMDI *mdi)
 752 {
 753         /* FIXME: it is too slooooooow! - Paolo */
 754
 755         BonoboWindow* active_window = NULL;
 756         BonoboMDIChild* active_child = NULL;
 757         glLabel* doc = NULL;
 758         BonoboUIComponent *ui_component;
 759
 760         gl_debug (DEBUG_MDI, "START");
 761
 762         active_window = bonobo_mdi_get_active_window (mdi);
 763
 764         if (active_window == NULL)
 765                 return;
 766
 767         ui_component = bonobo_mdi_get_ui_component_from_window (active_window);
 768         g_return_if_fail (ui_component != NULL);
 769
 770         active_child = bonobo_mdi_get_active_child (mdi);
 771
 772         bonobo_ui_component_freeze (ui_component, NULL);
 773
 774         if (active_child == NULL)
 775         {
 776                 gl_menus_set_verb_list_sensitive (ui_component,
 777                                 gl_menus_no_docs_sensible_verbs, FALSE);
 778                 goto end;
 779         }
 780         else
 781         {
 782                 gl_menus_set_verb_list_sensitive (ui_component,
 783                                 gl_menus_all_sensible_verbs, TRUE);
 784         }
 785
 786         doc = GL_MDI_CHILD (active_child)->label;
 787         g_return_if_fail (doc != NULL);
 788
 789         if (!gl_label_can_undo (doc))
 790                 gl_menus_set_verb_sensitive (ui_component,
 791                                              "/commands/EditUndo", FALSE);
 792
 793         if (!gl_label_can_redo (doc))
 794                 gl_menus_set_verb_sensitive (ui_component,
 795                                              "/commands/EditRedo", FALSE);
 796
 797         if (!gl_label_is_modified (doc))
 798         {
 799                 gl_menus_set_verb_list_sensitive (ui_component,
 800                                 gl_menus_not_modified_doc_sensible_verbs,
 801                                                   FALSE);
 802                 goto end;
 803         }
 804
 805 end:
 806         bonobo_ui_component_thaw (ui_component, NULL);
 807
 808         gl_debug (DEBUG_MDI, "END");
 809 }
 810
 811
 812 /*****************************************************************************/
 813 /* Set sensitivity of undo/redo verbs in active window.                      */
 814 /*****************************************************************************/
 815 static void
 816 gl_mdi_set_active_window_undo_redo_verbs_sensitivity (BonoboMDI *mdi)
 817 {
 818         BonoboWindow* active_window = NULL;
 819         BonoboMDIChild* active_child = NULL;
 820         glLabel* doc = NULL;
 821         BonoboUIComponent *ui_component;
 822
 823         gl_debug (DEBUG_MDI, "START");
 824
 825         active_window = bonobo_mdi_get_active_window (mdi);
 826         g_return_if_fail (active_window != NULL);
 827
 828         ui_component = bonobo_mdi_get_ui_component_from_window (active_window);
 829         g_return_if_fail (ui_component != NULL);
 830
 831         active_child = bonobo_mdi_get_active_child (mdi);
 832         doc = GL_MDI_CHILD (active_child)->label;
 833         g_return_if_fail (doc != NULL);
 834
 835         bonobo_ui_component_freeze (ui_component, NULL);
 836
 837         gl_menus_set_verb_sensitive (ui_component, "/commands/EditUndo",
 838                         gl_label_can_undo (doc));
 839
 840         gl_menus_set_verb_sensitive (ui_component, "/commands/EditRedo",
 841                         gl_label_can_redo (doc));
 842
 843         bonobo_ui_component_thaw (ui_component, NULL);
 844
 845         gl_debug (DEBUG_MDI, "END");
 846 }
 847