shell/ev-window.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */
   2 /* this file is part of evince, a gnome document viewer
   3  *
   4  *  Copyright (C) 2004 Martin Kretzschmar
   5  *  Copyright (C) 2004 Red Hat, Inc.
   6  *  Copyright (C) 2000, 2001, 2002, 2003, 2004 Marco Pesenti Gritti
   7  *  Copyright (C) 2003, 2004 Christian Persch
   8  *
   9  *  Author:
  10  *    Martin Kretzschmar <martink@gnome.org>
  11  *
  12  * Evince is free software; you can redistribute it and/or modify it
  13  * under the terms of the GNU General Public License as published by
  14  * the Free Software Foundation; either version 2 of the License, or
  15  * (at your option) any later version.
  16  *
  17  * Evince is distributed in the hope that it will be useful, but
  18  * WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  20  * General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
  25  */
  26
  27 #ifdef HAVE_CONFIG_H
  28 #include "config.h"
  29 #endif
  30
  31 #include "ev-window.h"
  32 #include "ev-sidebar.h"
  33 #include "ev-sidebar-bookmarks.h"
  34 #include "ev-sidebar-thumbnails.h"
  35 #include "ev-view.h"
  36 #include "eggfindbar.h"
  37
  38 #include "pdf-document.h"
  39 #include "pixbuf-document.h"
  40 #include "gtkgs.h"
  41
  42 #include <glib/gi18n.h>
  43 #include <gtk/gtk.h>
  44 #include <libgnomevfs/gnome-vfs-mime-utils.h>
  45
  46 #include <string.h>
  47
  48 #include "ev-application.h"
  49 #include "ev-stock-icons.h"
  50
  51 enum {
  52         PROP_0,
  53         PROP_ATTRIBUTE
  54 };
  55
  56 enum {
  57         SIGNAL,
  58         N_SIGNALS
  59 };
  60
  61 struct _EvWindowPrivate {
  62         GtkWidget *main_box;
  63         GtkWidget *hpaned;
  64         GtkWidget *sidebar;
  65         GtkWidget *find_bar;
  66         GtkWidget *view;
  67         GtkActionGroup *action_group;
  68         GtkUIManager *ui_manager;
  69         GtkWidget *statusbar;
  70         guint help_message_cid;
  71         GtkWidget *exit_fullscreen_popup;
  72
  73         EvDocument *document;
  74
  75         gboolean fullscreen_mode;
  76 };
  77
  78 #if 0
  79 /* enable these to add support for signals */
  80 static guint ev_window_signals [N_SIGNALS] = { 0 };
  81 #endif
  82
  83 static GObjectClass *parent_class = NULL;
  84
  85 G_DEFINE_TYPE (EvWindow, ev_window, GTK_TYPE_WINDOW)
  86
  87 #define EV_WINDOW_GET_PRIVATE(object) \
  88         (G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_WINDOW, EvWindowPrivate))
  89
  90 #if 0
  91 const char *
  92 ev_window_get_attribute (EvWindow *self)
  93 {
  94         g_return_val_if_fail (self != NULL && EV_IS_WINDOW (self), NULL);
  95
  96         return self->priv->attribute;
  97 }
  98
  99 void
 100 ev_window_set_attribute (EvWindow* self, const char *attribute)
 101 {
 102         g_assert (self != NULL && EV_IS_WINDOW (self));
 103         g_assert (attribute != NULL);
 104
 105         if (self->priv->attribute != NULL) {
 106                 g_free (self->priv->attribute);
 107         }
 108
 109         self->priv->attribute = g_strdup (attribute);
 110
 111         g_object_notify (G_OBJECT (self), "attribute");
 112 }
 113
 114 static void
 115 ev_window_get_property (GObject *object, guint prop_id, GValue *value,
 116                         GParamSpec *param_spec)
 117 {
 118         EvWindow *self;
 119
 120         self = EV_WINDOW (object);
 121
 122         switch (prop_id) {
 123         case PROP_ATTRIBUTE:
 124                 g_value_set_string (value, self->priv->attribute);
 125                 break;
 126         default:
 127                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object,
 128                                                    prop_id,
 129                                                    param_spec);
 130                 break;
 131         }
 132 }
 133
 134 static void
 135 ev_window_set_property (GObject *object, guint prop_id, const GValue *value,
 136                         GParamSpec *param_spec)
 137 {
 138         EvWindow *self;
 139
 140         self = EV_WINDOW (object);
 141
 142         switch (prop_id) {
 143         case PROP_ATTRIBUTE:
 144                 ev_window_set_attribute (self, g_value_get_string (value));
 145                 break;
 146         default:
 147                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object,
 148                                                    prop_id,
 149                                                    param_spec);
 150                 break;
 151         }
 152 }
 153 #endif
 154
 155 static void
 156 set_action_sensitive (EvWindow   *ev_window,
 157                       const char *name,
 158                       gboolean    sensitive)
 159 {
 160         GtkAction *action = gtk_action_group_get_action (ev_window->priv->action_group,
 161                                                          name);
 162         gtk_action_set_sensitive (action, sensitive);
 163 }
 164
 165 static void
 166 update_action_sensitivity (EvWindow *ev_window)
 167 {
 168         int n_pages;
 169         int page;
 170
 171         if (ev_window->priv->document)
 172                 n_pages = ev_document_get_n_pages (ev_window->priv->document);
 173         else
 174                 n_pages = 1;
 175
 176         page = ev_view_get_page (EV_VIEW (ev_window->priv->view));
 177
 178         set_action_sensitive (ev_window, "GoFirstPage", page > 1);
 179         set_action_sensitive (ev_window, "GoPreviousPage", page > 1);
 180         set_action_sensitive (ev_window, "GoNextPage", page < n_pages);
 181         set_action_sensitive (ev_window, "GoLastPage", page < n_pages);
 182 }
 183
 184 gboolean
 185 ev_window_is_empty (const EvWindow *ev_window)
 186 {
 187         g_return_val_if_fail (EV_IS_WINDOW (ev_window), FALSE);
 188
 189         return ev_window->priv->document == NULL;
 190 }
 191
 192 static void
 193 unable_to_load (EvWindow   *ev_window,
 194                 const char *error_message)
 195 {
 196         GtkWidget *dialog;
 197
 198         dialog = gtk_message_dialog_new (GTK_WINDOW (ev_window),
 199                                          GTK_DIALOG_DESTROY_WITH_PARENT,
 200                                          GTK_MESSAGE_ERROR,
 201                                          GTK_BUTTONS_CLOSE,
 202                                          _("Unable to open document"));
 203         gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
 204                                                   "%s", error_message);
 205         gtk_dialog_run (GTK_DIALOG (dialog));
 206         gtk_widget_destroy (dialog);
 207 }
 208
 209 /* Would be nice to have this in gdk-pixbuf */
 210 static gboolean
 211 mime_type_supported_by_gdk_pixbuf (const gchar *mime_type)
 212 {
 213         GSList *formats, *list;
 214         gboolean retval = FALSE;
 215
 216         formats = gdk_pixbuf_get_formats ();
 217
 218         list = formats;
 219         while (list) {
 220                 GdkPixbufFormat *format = list->data;
 221                 int i;
 222                 gchar **mime_types;
 223
 224                 if (gdk_pixbuf_format_is_disabled (format))
 225                         continue;
 226
 227                 mime_types = gdk_pixbuf_format_get_mime_types (format);
 228
 229                 for (i = 0; mime_types[i] != NULL; i++) {
 230                         if (strcmp (mime_types[i], mime_type) == 0) {
 231                                 retval = TRUE;
 232                                 break;
 233                         }
 234                 }
 235
 236                 if (retval)
 237                         break;
 238
 239                 list = list->next;
 240         }
 241
 242         g_slist_free (formats);
 243
 244         return retval;
 245 }
 246
 247 void
 248 ev_window_open (EvWindow *ev_window, const char *uri)
 249 {
 250         EvDocument *document = NULL;
 251         char *mime_type;
 252
 253         mime_type = gnome_vfs_get_mime_type (uri);
 254
 255         if (!strcmp (mime_type, "application/pdf"))
 256                 document = g_object_new (PDF_TYPE_DOCUMENT, NULL);
 257         else if (!strcmp (mime_type, "application/postscript"))
 258                 document = g_object_new (GTK_GS_TYPE, NULL);
 259         else if (mime_type_supported_by_gdk_pixbuf (mime_type))
 260                 document = g_object_new (PIXBUF_TYPE_DOCUMENT, NULL);
 261
 262         if (document) {
 263                 GError *error = NULL;
 264
 265                 if (ev_document_load (document, uri, &error)) {
 266                         if (ev_window->priv->document)
 267                                 g_object_unref (ev_window->priv->document);
 268                         ev_window->priv->document = document;
 269
 270                         ev_view_set_document (EV_VIEW (ev_window->priv->view),
 271                                               document);
 272
 273                         update_action_sensitivity (ev_window);
 274
 275                 } else {
 276                         g_assert (error != NULL);
 277                         g_object_unref (document);
 278                         unable_to_load (ev_window, error->message);
 279                         g_error_free (error);
 280                 }
 281         } else {
 282                 char *error_message;
 283
 284                 error_message = g_strdup_printf (_("Unhandled MIME type: '%s'"),
 285                                                  mime_type);
 286                 unable_to_load (ev_window, error_message);
 287                 g_free (error_message);
 288         }
 289
 290         g_free (mime_type);
 291 }
 292
 293 static void
 294 ev_window_cmd_file_open (GtkAction *action, EvWindow *ev_window)
 295 {
 296         ev_application_open (EV_APP, NULL);
 297 }
 298
 299 static void
 300 ev_window_cmd_file_print (GtkAction *action, EvWindow *ev_window)
 301 {
 302         g_return_if_fail (EV_IS_WINDOW (ev_window));
 303         /* FIXME */
 304 }
 305
 306 static void
 307 ev_window_cmd_file_close_window (GtkAction *action, EvWindow *ev_window)
 308 {
 309         g_return_if_fail (EV_IS_WINDOW (ev_window));
 310
 311         gtk_widget_destroy (GTK_WIDGET (ev_window));
 312 }
 313
 314 static void
 315 ev_window_cmd_edit_find (GtkAction *action, EvWindow *ev_window)
 316 {
 317         g_return_if_fail (EV_IS_WINDOW (ev_window));
 318
 319         gtk_widget_show (ev_window->priv->find_bar);
 320         egg_find_bar_grab_focus (EGG_FIND_BAR (ev_window->priv->find_bar));
 321 }
 322
 323 static void
 324 ev_window_cmd_edit_copy (GtkAction *action, EvWindow *ev_window)
 325 {
 326         g_return_if_fail (EV_IS_WINDOW (ev_window));
 327
 328         /* FIXME */
 329 }
 330
 331 static void
 332 update_fullscreen_popup (EvWindow *window)
 333 {
 334         GtkWidget *popup = window->priv->exit_fullscreen_popup;
 335         int popup_width, popup_height;
 336         GdkRectangle screen_rect;
 337
 338         g_return_if_fail (popup != NULL);
 339
 340         popup_width = popup->requisition.width;
 341         popup_height = popup->requisition.height;
 342
 343         /* FIXME multihead */
 344         gdk_screen_get_monitor_geometry (gdk_screen_get_default (),
 345                         gdk_screen_get_monitor_at_window
 346                         (gdk_screen_get_default (),
 347                          GTK_WIDGET (window)->window),
 348                          &screen_rect);
 349
 350         if (gtk_widget_get_direction (popup) == GTK_TEXT_DIR_RTL)
 351         {
 352                 gtk_window_move (GTK_WINDOW (popup),
 353                                  screen_rect.x + screen_rect.width - popup_width,
 354                                  screen_rect.height - popup_height);
 355         }
 356         else
 357         {
 358                 gtk_window_move (GTK_WINDOW (popup),
 359                                 screen_rect.x, screen_rect.height - popup_height);
 360         }
 361 }
 362
 363 static void
 364 screen_size_changed_cb (GdkScreen *screen,
 365                         EvWindow *window)
 366 {
 367         update_fullscreen_popup (window);
 368 }
 369
 370 static void
 371 destroy_exit_fullscreen_popup (EvWindow *window)
 372 {
 373         if (window->priv->exit_fullscreen_popup != NULL)
 374         {
 375                 /* FIXME multihead */
 376                 g_signal_handlers_disconnect_by_func
 377                         (gdk_screen_get_default (),
 378                          G_CALLBACK (screen_size_changed_cb), window);
 379
 380                 gtk_widget_destroy (window->priv->exit_fullscreen_popup);
 381                 window->priv->exit_fullscreen_popup = NULL;
 382         }
 383 }
 384
 385 static void
 386 exit_fullscreen_button_clicked_cb (GtkWidget *button, EvWindow *window)
 387 {
 388         GtkAction *action;
 389
 390         action = gtk_action_group_get_action (window->priv->action_group, "ViewFullscreen");
 391         g_return_if_fail (action != NULL);
 392
 393         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), FALSE);
 394 }
 395
 396 static void
 397 fullscreen_popup_size_request_cb (GtkWidget *popup, GtkRequisition *req, EvWindow *window)
 398 {
 399         update_fullscreen_popup (window);
 400 }
 401
 402 static void
 403 ev_window_fullscreen (EvWindow *window)
 404 {
 405         GtkWidget *popup, *button, *icon, *label, *hbox;
 406
 407         window->priv->fullscreen_mode = TRUE;
 408
 409         popup = gtk_window_new (GTK_WINDOW_POPUP);
 410         window->priv->exit_fullscreen_popup = popup;
 411
 412         button = gtk_button_new ();
 413         g_signal_connect (button, "clicked",
 414                           G_CALLBACK (exit_fullscreen_button_clicked_cb),
 415                           window);
 416         gtk_widget_show (button);
 417         gtk_container_add (GTK_CONTAINER (popup), button);
 418
 419         hbox = gtk_hbox_new (FALSE, 2);
 420         gtk_widget_show (hbox);
 421         gtk_container_add (GTK_CONTAINER (button), hbox);
 422
 423         icon = gtk_image_new_from_stock (GTK_STOCK_QUIT, GTK_ICON_SIZE_BUTTON);
 424         gtk_widget_show (icon);
 425         gtk_box_pack_start (GTK_BOX (hbox), icon, FALSE, FALSE, 0);
 426
 427         label = gtk_label_new (_("Exit Fullscreen"));
 428         gtk_widget_show (label);
 429         gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
 430
 431         gtk_window_set_resizable (GTK_WINDOW (popup), FALSE);
 432
 433         /* FIXME multihead */
 434         g_signal_connect (gdk_screen_get_default (), "size-changed",
 435                           G_CALLBACK (screen_size_changed_cb), window);
 436         g_signal_connect (popup, "size_request",
 437                           G_CALLBACK (fullscreen_popup_size_request_cb), window);
 438
 439         update_fullscreen_popup (window);
 440
 441         gtk_widget_show (popup);
 442 }
 443
 444 static void
 445 ev_window_unfullscreen (EvWindow *window)
 446 {
 447         window->priv->fullscreen_mode = FALSE;
 448
 449         destroy_exit_fullscreen_popup (window);
 450 }
 451
 452 static void
 453 ev_window_cmd_view_fullscreen (GtkAction *action, EvWindow *ev_window)
 454 {
 455         gboolean fullscreen;
 456
 457         g_return_if_fail (EV_IS_WINDOW (ev_window));
 458
 459         fullscreen = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action));
 460
 461         if (fullscreen) {
 462                 gtk_window_fullscreen (GTK_WINDOW (ev_window));
 463         } else {
 464                 gtk_window_unfullscreen (GTK_WINDOW (ev_window));
 465         }
 466 }
 467
 468 static gboolean
 469 ev_window_state_event_cb (GtkWidget *widget, GdkEventWindowState *event, EvWindow *window)
 470 {
 471         if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN)
 472         {
 473                 GtkActionGroup *action_group;
 474                 GtkAction *action;
 475                 GtkWidget *main_menu;
 476                 gboolean fullscreen;
 477
 478                 fullscreen = event->new_window_state & GDK_WINDOW_STATE_FULLSCREEN;
 479
 480                 if (fullscreen)
 481                 {
 482                         ev_window_fullscreen (window);
 483                 }
 484                 else
 485                 {
 486                         ev_window_unfullscreen (window);
 487                 }
 488
 489                 action_group = window->priv->action_group;
 490
 491                 action = gtk_action_group_get_action (action_group, "ViewFullscreen");
 492                 g_signal_handlers_block_by_func
 493                         (action, G_CALLBACK (ev_window_cmd_view_fullscreen), window);
 494                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), fullscreen);
 495                 g_signal_handlers_unblock_by_func
 496                         (action, G_CALLBACK (ev_window_cmd_view_fullscreen), window);
 497
 498                 main_menu = gtk_ui_manager_get_widget (window->priv->ui_manager, "/MainMenu");
 499                 g_object_set (main_menu, "visible", !fullscreen, NULL);
 500         }
 501
 502         return FALSE;
 503 }
 504
 505 static void
 506 ev_window_cmd_view_zoom_in (GtkAction *action, EvWindow *ev_window)
 507 {
 508         g_return_if_fail (EV_IS_WINDOW (ev_window));
 509
 510         ev_view_zoom_in (EV_VIEW (ev_window->priv->view));
 511 }
 512
 513 static void
 514 ev_window_cmd_view_zoom_out (GtkAction *action, EvWindow *ev_window)
 515 {
 516         g_return_if_fail (EV_IS_WINDOW (ev_window));
 517
 518         ev_view_zoom_out (EV_VIEW (ev_window->priv->view));
 519 }
 520
 521 static void
 522 ev_window_cmd_view_normal_size (GtkAction *action, EvWindow *ev_window)
 523 {
 524         g_return_if_fail (EV_IS_WINDOW (ev_window));
 525
 526         ev_view_normal_size (EV_VIEW (ev_window->priv->view));
 527 }
 528
 529 static void
 530 ev_window_cmd_view_best_fit (GtkAction *action, EvWindow *ev_window)
 531 {
 532         g_return_if_fail (EV_IS_WINDOW (ev_window));
 533
 534         ev_view_best_fit (EV_VIEW (ev_window->priv->view));
 535 }
 536
 537 static void
 538 ev_window_cmd_view_page_width (GtkAction *action, EvWindow *ev_window)
 539 {
 540         g_return_if_fail (EV_IS_WINDOW (ev_window));
 541
 542         ev_view_fit_width (EV_VIEW (ev_window->priv->view));
 543 }
 544
 545 static void
 546 ev_window_cmd_go_back (GtkAction *action, EvWindow *ev_window)
 547 {
 548         g_return_if_fail (EV_IS_WINDOW (ev_window));
 549
 550         /* FIXME */
 551 }
 552
 553 static void
 554 ev_window_cmd_go_forward (GtkAction *action, EvWindow *ev_window)
 555 {
 556         g_return_if_fail (EV_IS_WINDOW (ev_window));
 557
 558         /* FIXME */
 559 }
 560
 561 static void
 562 ev_window_cmd_go_previous_page (GtkAction *action, EvWindow *ev_window)
 563 {
 564         g_return_if_fail (EV_IS_WINDOW (ev_window));
 565
 566         ev_view_set_page (EV_VIEW (ev_window->priv->view),
 567                           ev_view_get_page (EV_VIEW (ev_window->priv->view)) - 1);
 568 }
 569
 570 static void
 571 ev_window_cmd_go_next_page (GtkAction *action, EvWindow *ev_window)
 572 {
 573         g_return_if_fail (EV_IS_WINDOW (ev_window));
 574
 575         ev_view_set_page (EV_VIEW (ev_window->priv->view),
 576                           ev_view_get_page (EV_VIEW (ev_window->priv->view)) + 1);
 577 }
 578
 579 static void
 580 ev_window_cmd_go_first_page (GtkAction *action, EvWindow *ev_window)
 581 {
 582         g_return_if_fail (EV_IS_WINDOW (ev_window));
 583
 584         ev_view_set_page (EV_VIEW (ev_window->priv->view), 1);
 585 }
 586
 587 static void
 588 ev_window_cmd_go_last_page (GtkAction *action, EvWindow *ev_window)
 589 {
 590         g_return_if_fail (EV_IS_WINDOW (ev_window));
 591
 592         ev_view_set_page (EV_VIEW (ev_window->priv->view), G_MAXINT);
 593 }
 594
 595 static void
 596 ev_window_cmd_help_contents (GtkAction *action, EvWindow *ev_window)
 597 {
 598         g_return_if_fail (EV_IS_WINDOW (ev_window));
 599
 600         /* FIXME */
 601 }
 602
 603 static void
 604 ev_window_cmd_help_about (GtkAction *action, EvWindow *ev_window)
 605 {
 606         const char *authors[] = {
 607                 N_("Many..."),
 608                 NULL
 609         };
 610
 611         const char *documenters[] = {
 612                 N_("Not so many..."),
 613                 NULL
 614         };
 615
 616         const char *license[] = {
 617                 N_("Evince is free software; you can redistribute it and/or modify\n"
 618                    "it under the terms of the GNU General Public License as published by\n"
 619                    "the Free Software Foundation; either version 2 of the License, or\n"
 620                    "(at your option) any later version.\n"),
 621                 N_("Evince is distributed in the hope that it will be useful,\n"
 622                    "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
 623                    "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n"
 624                    "GNU General Public License for more details.\n"),
 625                 N_("You should have received a copy of the GNU General Public License\n"
 626                    "along with Evince; if not, write to the Free Software Foundation, Inc.,\n"
 627                    "59 Temple Place, Suite 330, Boston, MA  02111-1307  USA\n")
 628         };
 629
 630         char *license_trans;
 631
 632 #ifdef ENABLE_NLS
 633         const char **p;
 634
 635         for (p = authors; *p; ++p)
 636                 *p = _(*p);
 637
 638         for (p = documenters; *p; ++p)
 639                 *p = _(*p);
 640 #endif
 641
 642         license_trans = g_strconcat (_(license[0]), "\n", _(license[1]), "\n",
 643                                      _(license[2]), "\n", NULL);
 644
 645         gtk_show_about_dialog (
 646                 GTK_WINDOW (ev_window),
 647                 "name", _("Evince"),
 648                 "version", VERSION,
 649                 "copyright",
 650                 _("\xc2\xa9 1996-2004 The Evince authors"),
 651                 "license", license_trans,
 652                 "website", "http://www.gnome.org/projects/evince",
 653                 "comments", _("PostScript and PDF File Viewer."),
 654                 "authors", authors,
 655                 "documenters", documenters,
 656                 "translator-credits", _("translator-credits"),
 657                 NULL);
 658
 659         g_free (license_trans);
 660 }
 661
 662 static void
 663 ev_window_view_toolbar_cb (GtkAction *action, EvWindow *ev_window)
 664 {
 665         g_object_set (
 666                 G_OBJECT (gtk_ui_manager_get_widget (
 667                                   ev_window->priv->ui_manager,
 668                                   "/ToolBar")),
 669                 "visible",
 670                 gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)),
 671                 NULL);
 672 }
 673
 674 static void
 675 ev_window_view_statusbar_cb (GtkAction *action, EvWindow *ev_window)
 676 {
 677         g_object_set (
 678                 ev_window->priv->statusbar,
 679                 "visible",
 680                 gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)),
 681                 NULL);
 682 }
 683
 684 static void
 685 ev_window_view_sidebar_cb (GtkAction *action, EvWindow *ev_window)
 686 {
 687         /* FIXME */
 688 }
 689
 690 static void
 691 menu_item_select_cb (GtkMenuItem *proxy, EvWindow *ev_window)
 692 {
 693         GtkAction *action;
 694         char *message;
 695
 696         action = g_object_get_data (G_OBJECT (proxy), "gtk-action");
 697         g_return_if_fail (action != NULL);
 698
 699         g_object_get (G_OBJECT (action), "tooltip", &message, NULL);
 700         if (message) {
 701                 gtk_statusbar_push (GTK_STATUSBAR (ev_window->priv->statusbar),
 702                                     ev_window->priv->help_message_cid, message);
 703                 g_free (message);
 704         }
 705 }
 706
 707 static void
 708 menu_item_deselect_cb (GtkMenuItem *proxy, EvWindow *ev_window)
 709 {
 710         gtk_statusbar_pop (GTK_STATUSBAR (ev_window->priv->statusbar),
 711                            ev_window->priv->help_message_cid);
 712 }
 713
 714 static void
 715 connect_proxy_cb (GtkUIManager *ui_manager, GtkAction *action,
 716                   GtkWidget *proxy, EvWindow *ev_window)
 717 {
 718         if (GTK_IS_MENU_ITEM (proxy)) {
 719                 g_signal_connect (proxy, "select",
 720                                   G_CALLBACK (menu_item_select_cb), ev_window);
 721                 g_signal_connect (proxy, "deselect",
 722                                   G_CALLBACK (menu_item_deselect_cb),
 723                                   ev_window);
 724         }
 725 }
 726
 727 static void
 728 disconnect_proxy_cb (GtkUIManager *ui_manager, GtkAction *action,
 729                      GtkWidget *proxy, EvWindow *ev_window)
 730 {
 731         if (GTK_IS_MENU_ITEM (proxy)) {
 732                 g_signal_handlers_disconnect_by_func
 733                         (proxy, G_CALLBACK (menu_item_select_cb), ev_window);
 734                 g_signal_handlers_disconnect_by_func
 735                         (proxy, G_CALLBACK (menu_item_deselect_cb), ev_window);
 736         }
 737 }
 738
 739 static void
 740 view_page_changed_cb (EvView   *view,
 741                       EvWindow *ev_window)
 742 {
 743         update_action_sensitivity (ev_window);
 744 }
 745
 746 static void
 747 find_bar_previous_cb (EggFindBar *find_bar,
 748                       EvWindow   *ev_window)
 749 {
 750         /* FIXME - highlight previous result */
 751         g_printerr ("Find Previous\n");
 752
 753 }
 754
 755 static void
 756 find_bar_next_cb (EggFindBar *find_bar,
 757                   EvWindow   *ev_window)
 758 {
 759         /* FIXME - highlight next result */
 760         g_printerr ("Find Next\n");
 761 }
 762
 763 static void
 764 find_bar_close_cb (EggFindBar *find_bar,
 765                    EvWindow   *ev_window)
 766 {
 767         gtk_widget_hide (ev_window->priv->find_bar);
 768 }
 769
 770 static void
 771 find_bar_search_changed_cb (EggFindBar *find_bar,
 772                             GParamSpec *param,
 773                             EvWindow   *ev_window)
 774 {
 775         gboolean case_sensitive;
 776         gboolean visible;
 777         const char *search_string;
 778
 779         g_return_if_fail (EV_IS_WINDOW (ev_window));
 780
 781         /* Either the string or case sensitivity could have changed,
 782          * we connect this callback to both. We also connect it
 783          * to ::visible so when the find bar is hidden, we should
 784          * pretend the search string is NULL/""
 785          */
 786
 787         case_sensitive = egg_find_bar_get_case_sensitive (find_bar);
 788         visible = GTK_WIDGET_VISIBLE (find_bar);
 789         search_string = egg_find_bar_get_search_string (find_bar);
 790
 791 #if 0
 792         g_printerr ("search for '%s'\n", search_string ? search_string : "(nil)");
 793 #endif
 794
 795         /* We don't require begin/end find calls to be matched up, it's really
 796          * start_find and cancel_any_find_that_may_not_be_finished
 797          */
 798         if (visible && search_string) {
 799                 ev_document_begin_find (ev_window->priv->document, search_string, case_sensitive);
 800         } else {
 801                 ev_document_end_find (ev_window->priv->document);
 802         }
 803 }
 804
 805 static void
 806 ev_window_dispose (GObject *object)
 807 {
 808         EvWindowPrivate *priv;
 809
 810         g_return_if_fail (object != NULL && EV_IS_WINDOW (object));
 811
 812         priv = EV_WINDOW (object)->priv;
 813
 814         if (priv->ui_manager) {
 815                 g_object_unref (priv->ui_manager);
 816                 priv->ui_manager = NULL;
 817         }
 818
 819         if (priv->action_group) {
 820                 g_object_unref (priv->action_group);
 821                 priv->action_group = NULL;
 822         }
 823
 824         G_OBJECT_CLASS (parent_class)->dispose (object);
 825 }
 826
 827 static void
 828 ev_window_class_init (EvWindowClass *ev_window_class)
 829 {
 830         GObjectClass *g_object_class;
 831
 832         parent_class = g_type_class_peek_parent (ev_window_class);
 833
 834         g_object_class = G_OBJECT_CLASS (ev_window_class);
 835         g_object_class->dispose = ev_window_dispose;
 836
 837         g_type_class_add_private (g_object_class, sizeof (EvWindowPrivate));
 838
 839 #if 0
 840         /* setting up signal system */
 841         ev_window_class->signal = ev_window_signal;
 842
 843         ev_window_signals [SIGNAL] = g_signal_new (
 844                 "signal",
 845                 EV_TYPE_WINDOW,
 846                 G_SIGNAL_RUN_LAST,
 847                 G_STRUCT_OFFSET (EvWindowClass,
 848                                  signal),
 849                 NULL,
 850                 NULL,
 851                 g_cclosure_marshal_VOID__STRING,
 852                 G_TYPE_NONE,
 853                 0);
 854         /* setting up property system */
 855         g_object_class->set_property = ev_window_set_property;
 856         g_object_class->get_property = ev_window_get_property;
 857
 858         g_object_class_install_property (
 859                 g_object_class,
 860                 PROP_ATTRIBUTE,
 861                 g_param_spec_string ("attribute",
 862                                      "Attribute",
 863                                      "A simple unneccessary attribute that "
 864                                      "does nothing special except being a "
 865                                      "demonstration for the correct implem"
 866                                      "entation of a GObject property",
 867                                      "default_value",
 868                                      G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
 869 #endif
 870 }
 871
 872 /* Normal items */
 873 static GtkActionEntry entries[] = {
 874         { "File", NULL, N_("_File") },
 875         { "Edit", NULL, N_("_Edit") },
 876         { "View", NULL, N_("_View") },
 877         { "Go", NULL, N_("_Go") },
 878         { "Help", NULL, N_("_Help") },
 879
 880         /* File menu */
 881         { "FileOpen", GTK_STOCK_OPEN, N_("_Open"), "<control>O",
 882           N_("Open a file"),
 883           G_CALLBACK (ev_window_cmd_file_open) },
 884         { "FilePrint", GTK_STOCK_PRINT, N_("_Print"), "<control>P",
 885           N_("Print this document"),
 886           G_CALLBACK (ev_window_cmd_file_print) },
 887         { "FileCloseWindow", GTK_STOCK_CLOSE, N_("_Close"), "<control>W",
 888           N_("Close this window"),
 889           G_CALLBACK (ev_window_cmd_file_close_window) },
 890
 891         /* Edit menu */
 892         { "EditCopy", GTK_STOCK_COPY, N_("_Copy"), "<control>C",
 893           N_("Copy text from the document"),
 894           G_CALLBACK (ev_window_cmd_edit_copy) },
 895
 896         { "EditFind", GTK_STOCK_FIND, N_("_Find"), "<control>F",
 897           N_("Find a word or phrase in the document"),
 898           G_CALLBACK (ev_window_cmd_edit_find) },
 899
 900         /* View menu */
 901         { "ViewZoomIn", GTK_STOCK_ZOOM_IN, N_("Zoom _In"), "<control>plus",
 902           N_("Enlarge the document"),
 903           G_CALLBACK (ev_window_cmd_view_zoom_in) },
 904         { "ViewZoomOut", GTK_STOCK_ZOOM_OUT, N_("Zoom _Out"), "<control>minus",
 905           N_("Shrink the document"),
 906           G_CALLBACK (ev_window_cmd_view_zoom_out) },
 907         { "ViewNormalSize", GTK_STOCK_ZOOM_100, N_("_Normal Size"), "<control>0",
 908           N_("Zoom to the normal size"),
 909           G_CALLBACK (ev_window_cmd_view_normal_size) },
 910         { "ViewBestFit", GTK_STOCK_ZOOM_FIT, N_("_Best Fit"), NULL,
 911           N_("Zoom to fit the document to the current window"),
 912           G_CALLBACK (ev_window_cmd_view_best_fit) },
 913         { "ViewPageWidth", EV_STOCK_ZOOM_FIT_WIDTH, N_("Fit Page _Width"), NULL,
 914           N_("Zoom to fit the width of the current window "),
 915           G_CALLBACK (ev_window_cmd_view_page_width) },
 916
 917         /* Go menu */
 918         { "GoBack", GTK_STOCK_GO_BACK, N_("_Back"), "<mod1>Left",
 919           N_("Go to the page viewed before this one"),
 920           G_CALLBACK (ev_window_cmd_go_back) },
 921         { "GoForward", GTK_STOCK_GO_FORWARD, N_("Fo_rward"), "<mod1>Right",
 922           N_("Go to the page viewed before this one"),
 923           G_CALLBACK (ev_window_cmd_go_forward) },
 924         { "GoPreviousPage", GTK_STOCK_GO_BACK, N_("_Previous Page"), "<control>Page_Up",
 925           N_("Go to the previous page"),
 926           G_CALLBACK (ev_window_cmd_go_previous_page) },
 927         { "GoNextPage", GTK_STOCK_GO_FORWARD, N_("_Next Page"), "<control>Page_Down",
 928           N_("Go to the next page"),
 929           G_CALLBACK (ev_window_cmd_go_next_page) },
 930         { "GoFirstPage", GTK_STOCK_GOTO_FIRST, N_("_First Page"), "<control>Home",
 931           N_("Go to the first page"),
 932           G_CALLBACK (ev_window_cmd_go_first_page) },
 933         { "GoLastPage", GTK_STOCK_GOTO_LAST, N_("_Last Page"), "<control>End",
 934           N_("Go to the last page"),
 935           G_CALLBACK (ev_window_cmd_go_last_page) },
 936
 937         /* Help menu */
 938         { "HelpContents", GTK_STOCK_HELP, N_("_Contents"), NULL,
 939           N_("Display help for the viewer application"),
 940           G_CALLBACK (ev_window_cmd_help_contents) },
 941
 942         { "HelpAbout", GTK_STOCK_ABOUT, N_("_About"), NULL,
 943           N_("Display credits for the document viewer creators"),
 944           G_CALLBACK (ev_window_cmd_help_about) },
 945 };
 946
 947 /* Toggle items */
 948 static GtkToggleActionEntry toggle_entries[] = {
 949         /* View Menu */
 950         { "ViewToolbar", NULL, N_("_Toolbar"), "<shift><control>T",
 951           N_("Show or hide toolbar"),
 952           G_CALLBACK (ev_window_view_toolbar_cb), TRUE },
 953         { "ViewStatusbar", NULL, N_("_Statusbar"), NULL,
 954           N_("Show or hide statusbar"),
 955           G_CALLBACK (ev_window_view_statusbar_cb), TRUE },
 956         { "ViewSidebar", NULL, N_("Side_bar"), "F9",
 957           N_("Show or hide sidebar"),
 958           G_CALLBACK (ev_window_view_sidebar_cb), FALSE },
 959         { "ViewFullscreen", NULL, N_("_Fullscreen"), "F11",
 960           N_("Expand the window to fill the screen"),
 961           G_CALLBACK (ev_window_cmd_view_fullscreen) },
 962 };
 963
 964 static void
 965 ev_window_init (EvWindow *ev_window)
 966 {
 967         GtkActionGroup *action_group;
 968         GtkAccelGroup *accel_group;
 969         GError *error = NULL;
 970         GtkWidget *scrolled_window;
 971         GtkWidget *menubar;
 972         GtkWidget *toolbar;
 973         GtkWidget *sidebar_widget;
 974
 975         ev_window->priv = EV_WINDOW_GET_PRIVATE (ev_window);
 976
 977         gtk_window_set_title (GTK_WINDOW (ev_window), _("Document Viewer"));
 978
 979         ev_window->priv->main_box = gtk_vbox_new (FALSE, 0);
 980         gtk_container_add (GTK_CONTAINER (ev_window), ev_window->priv->main_box);
 981         gtk_widget_show (ev_window->priv->main_box);
 982
 983         action_group = gtk_action_group_new ("MenuActions");
 984         ev_window->priv->action_group = action_group;
 985         gtk_action_group_set_translation_domain (action_group, NULL);
 986         gtk_action_group_add_actions (action_group, entries,
 987                                       G_N_ELEMENTS (entries), ev_window);
 988         gtk_action_group_add_toggle_actions (action_group, toggle_entries,
 989                                              G_N_ELEMENTS (toggle_entries),
 990                                              ev_window);
 991
 992         ev_window->priv->ui_manager = gtk_ui_manager_new ();
 993         gtk_ui_manager_insert_action_group (ev_window->priv->ui_manager,
 994                                             action_group, 0);
 995
 996         accel_group =
 997                 gtk_ui_manager_get_accel_group (ev_window->priv->ui_manager);
 998         gtk_window_add_accel_group (GTK_WINDOW (ev_window), accel_group);
 999
1000         g_signal_connect (ev_window->priv->ui_manager, "connect_proxy",
1001                           G_CALLBACK (connect_proxy_cb), ev_window);
1002         g_signal_connect (ev_window->priv->ui_manager, "disconnect_proxy",
1003                           G_CALLBACK (disconnect_proxy_cb), ev_window);
1004
1005         if (!gtk_ui_manager_add_ui_from_file (ev_window->priv->ui_manager,
1006                                               DATADIR"/evince-ui.xml",
1007                                               &error)) {
1008                 g_message ("building menus failed: %s", error->message);
1009                 g_error_free (error);
1010         }
1011
1012         menubar = gtk_ui_manager_get_widget (ev_window->priv->ui_manager,
1013                                              "/MainMenu");
1014         gtk_box_pack_start (GTK_BOX (ev_window->priv->main_box), menubar,
1015                             FALSE, FALSE, 0);
1016
1017         toolbar = gtk_ui_manager_get_widget (ev_window->priv->ui_manager,
1018                                              "/ToolBar");
1019         gtk_box_pack_start (GTK_BOX (ev_window->priv->main_box), toolbar,
1020                             FALSE, FALSE, 0);
1021
1022         /* Add the main area */
1023         ev_window->priv->hpaned = gtk_hpaned_new ();
1024         gtk_widget_show (ev_window->priv->hpaned);
1025         gtk_box_pack_start (GTK_BOX (ev_window->priv->main_box), ev_window->priv->hpaned,
1026                             TRUE, TRUE, 0);
1027
1028         ev_window->priv->sidebar = ev_sidebar_new ();
1029         gtk_widget_show (ev_window->priv->sidebar);
1030         gtk_paned_add1 (GTK_PANED (ev_window->priv->hpaned),
1031                         ev_window->priv->sidebar);
1032
1033         /* Stub sidebar, for now */
1034         sidebar_widget = ev_sidebar_bookmarks_new ();
1035         gtk_widget_show (sidebar_widget);
1036         ev_sidebar_add_page (EV_SIDEBAR (ev_window->priv->sidebar),
1037                              "bookmarks",
1038                              _("Bookmarks"),
1039                              sidebar_widget);
1040
1041         sidebar_widget = ev_sidebar_thumbnails_new ();
1042         gtk_widget_show (sidebar_widget);
1043         ev_sidebar_add_page (EV_SIDEBAR (ev_window->priv->sidebar),
1044                              "thumbnails",
1045                              _("Thumbnails"),
1046                              sidebar_widget);
1047
1048         scrolled_window = gtk_scrolled_window_new (NULL, NULL);
1049         gtk_widget_show (scrolled_window);
1050         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
1051                                         GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
1052
1053         gtk_paned_add2 (GTK_PANED (ev_window->priv->hpaned),
1054                         scrolled_window);
1055
1056         ev_window->priv->view = ev_view_new ();
1057         gtk_widget_show (ev_window->priv->view);
1058         gtk_container_add (GTK_CONTAINER (scrolled_window),
1059                            ev_window->priv->view);
1060         g_signal_connect (ev_window->priv->view,
1061                           "page-changed",
1062                           G_CALLBACK (view_page_changed_cb),
1063                           ev_window);
1064
1065         ev_window->priv->statusbar = gtk_statusbar_new ();
1066         gtk_widget_show (ev_window->priv->statusbar);
1067         gtk_box_pack_end (GTK_BOX (ev_window->priv->main_box),
1068                           ev_window->priv->statusbar,
1069                           FALSE, TRUE, 0);
1070         ev_window->priv->help_message_cid = gtk_statusbar_get_context_id
1071                 (GTK_STATUSBAR (ev_window->priv->statusbar), "help_message");
1072
1073         ev_window->priv->find_bar = egg_find_bar_new ();
1074         gtk_box_pack_end (GTK_BOX (ev_window->priv->main_box),
1075                           ev_window->priv->find_bar,
1076                           FALSE, TRUE, 0);
1077
1078         /* Connect to find bar signals */
1079         g_signal_connect (ev_window->priv->find_bar,
1080                           "previous",
1081                           G_CALLBACK (find_bar_previous_cb),
1082                           ev_window);
1083         g_signal_connect (ev_window->priv->find_bar,
1084                           "next",
1085                           G_CALLBACK (find_bar_next_cb),
1086                           ev_window);
1087         g_signal_connect (ev_window->priv->find_bar,
1088                           "close",
1089                           G_CALLBACK (find_bar_close_cb),
1090                           ev_window);
1091         g_signal_connect (ev_window->priv->find_bar,
1092                           "notify::search-string",
1093                           G_CALLBACK (find_bar_search_changed_cb),
1094                           ev_window);
1095         g_signal_connect (ev_window->priv->find_bar,
1096                           "notify::case-sensitive",
1097                           G_CALLBACK (find_bar_search_changed_cb),
1098                           ev_window);
1099         g_signal_connect (ev_window->priv->find_bar,
1100                           "notify::visible",
1101                           G_CALLBACK (find_bar_search_changed_cb),
1102                           ev_window);
1103
1104         g_signal_connect (ev_window, "window-state-event",
1105                           G_CALLBACK (ev_window_state_event_cb),
1106                           ev_window);
1107
1108         /* Give focus to the scrolled window */
1109         gtk_widget_grab_focus (scrolled_window);
1110
1111         update_action_sensitivity (ev_window);
1112 }