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 "ev-print-job.h"
  37 #include "eggfindbar.h"
  38
  39 #include "pdf-document.h"
  40 #include "pixbuf-document.h"
  41 #include "gtkgs.h"
  42
  43 #include <glib/gi18n.h>
  44 #include <gtk/gtk.h>
  45 #include <libgnomevfs/gnome-vfs-mime-utils.h>
  46 #include <libgnomeprintui/gnome-print-dialog.h>
  47
  48 #include <string.h>
  49
  50 #include "ev-application.h"
  51 #include "ev-stock-icons.h"
  52
  53 enum {
  54         PROP_0,
  55         PROP_ATTRIBUTE
  56 };
  57
  58 enum {
  59         SIGNAL,
  60         N_SIGNALS
  61 };
  62
  63 struct _EvWindowPrivate {
  64         GtkWidget *main_box;
  65         GtkWidget *hpaned;
  66         GtkWidget *sidebar;
  67         GtkWidget *find_bar;
  68         GtkWidget *view;
  69         GtkActionGroup *action_group;
  70         GtkUIManager *ui_manager;
  71         GtkWidget *statusbar;
  72         guint help_message_cid;
  73         GtkWidget *exit_fullscreen_popup;
  74
  75         EvDocument *document;
  76
  77         gboolean fullscreen_mode;
  78 };
  79
  80 #if 0
  81 /* enable these to add support for signals */
  82 static guint ev_window_signals [N_SIGNALS] = { 0 };
  83 #endif
  84
  85 static void update_fullscreen_popup (EvWindow *window);
  86
  87 static GObjectClass *parent_class = NULL;
  88
  89 G_DEFINE_TYPE (EvWindow, ev_window, GTK_TYPE_WINDOW)
  90
  91 #define EV_WINDOW_GET_PRIVATE(object) \
  92         (G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_WINDOW, EvWindowPrivate))
  93
  94 #if 0
  95 const char *
  96 ev_window_get_attribute (EvWindow *self)
  97 {
  98         g_return_val_if_fail (self != NULL && EV_IS_WINDOW (self), NULL);
  99
 100         return self->priv->attribute;
 101 }
 102
 103 void
 104 ev_window_set_attribute (EvWindow* self, const char *attribute)
 105 {
 106         g_assert (self != NULL && EV_IS_WINDOW (self));
 107         g_assert (attribute != NULL);
 108
 109         if (self->priv->attribute != NULL) {
 110                 g_free (self->priv->attribute);
 111         }
 112
 113         self->priv->attribute = g_strdup (attribute);
 114
 115         g_object_notify (G_OBJECT (self), "attribute");
 116 }
 117
 118 static void
 119 ev_window_get_property (GObject *object, guint prop_id, GValue *value,
 120                         GParamSpec *param_spec)
 121 {
 122         EvWindow *self;
 123
 124         self = EV_WINDOW (object);
 125
 126         switch (prop_id) {
 127         case PROP_ATTRIBUTE:
 128                 g_value_set_string (value, self->priv->attribute);
 129                 break;
 130         default:
 131                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object,
 132                                                    prop_id,
 133                                                    param_spec);
 134                 break;
 135         }
 136 }
 137
 138 static void
 139 ev_window_set_property (GObject *object, guint prop_id, const GValue *value,
 140                         GParamSpec *param_spec)
 141 {
 142         EvWindow *self;
 143
 144         self = EV_WINDOW (object);
 145
 146         switch (prop_id) {
 147         case PROP_ATTRIBUTE:
 148                 ev_window_set_attribute (self, g_value_get_string (value));
 149                 break;
 150         default:
 151                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object,
 152                                                    prop_id,
 153                                                    param_spec);
 154                 break;
 155         }
 156 }
 157 #endif
 158
 159 static void
 160 set_action_sensitive (EvWindow   *ev_window,
 161                       const char *name,
 162                       gboolean    sensitive)
 163 {
 164         GtkAction *action = gtk_action_group_get_action (ev_window->priv->action_group,
 165                                                          name);
 166         gtk_action_set_sensitive (action, sensitive);
 167 }
 168
 169 static void
 170 update_action_sensitivity (EvWindow *ev_window)
 171 {
 172         int n_pages;
 173         int page;
 174
 175         if (ev_window->priv->document)
 176                 n_pages = ev_document_get_n_pages (ev_window->priv->document);
 177         else
 178                 n_pages = 1;
 179
 180         page = ev_view_get_page (EV_VIEW (ev_window->priv->view));
 181
 182         set_action_sensitive (ev_window, "GoFirstPage", page > 1);
 183         set_action_sensitive (ev_window, "GoPreviousPage", page > 1);
 184         set_action_sensitive (ev_window, "GoNextPage", page < n_pages);
 185         set_action_sensitive (ev_window, "GoLastPage", page < n_pages);
 186 }
 187
 188 gboolean
 189 ev_window_is_empty (const EvWindow *ev_window)
 190 {
 191         g_return_val_if_fail (EV_IS_WINDOW (ev_window), FALSE);
 192
 193         return ev_window->priv->document == NULL;
 194 }
 195
 196 static void
 197 unable_to_load (EvWindow   *ev_window,
 198                 const char *error_message)
 199 {
 200         GtkWidget *dialog;
 201
 202         dialog = gtk_message_dialog_new (GTK_WINDOW (ev_window),
 203                                          GTK_DIALOG_DESTROY_WITH_PARENT,
 204                                          GTK_MESSAGE_ERROR,
 205                                          GTK_BUTTONS_CLOSE,
 206                                          _("Unable to open document"));
 207         gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
 208                                                   "%s", error_message);
 209         gtk_dialog_run (GTK_DIALOG (dialog));
 210         gtk_widget_destroy (dialog);
 211 }
 212
 213 /* Would be nice to have this in gdk-pixbuf */
 214 static gboolean
 215 mime_type_supported_by_gdk_pixbuf (const gchar *mime_type)
 216 {
 217         GSList *formats, *list;
 218         gboolean retval = FALSE;
 219
 220         formats = gdk_pixbuf_get_formats ();
 221
 222         list = formats;
 223         while (list) {
 224                 GdkPixbufFormat *format = list->data;
 225                 int i;
 226                 gchar **mime_types;
 227
 228                 if (gdk_pixbuf_format_is_disabled (format))
 229                         continue;
 230
 231                 mime_types = gdk_pixbuf_format_get_mime_types (format);
 232
 233                 for (i = 0; mime_types[i] != NULL; i++) {
 234                         if (strcmp (mime_types[i], mime_type) == 0) {
 235                                 retval = TRUE;
 236                                 break;
 237                         }
 238                 }
 239
 240                 if (retval)
 241                         break;
 242
 243                 list = list->next;
 244         }
 245
 246         g_slist_free (formats);
 247
 248         return retval;
 249 }
 250
 251 void
 252 ev_window_open (EvWindow *ev_window, const char *uri)
 253 {
 254         EvDocument *document = NULL;
 255         char *mime_type;
 256
 257         mime_type = gnome_vfs_get_mime_type (uri);
 258
 259         if (!strcmp (mime_type, "application/pdf"))
 260                 document = g_object_new (PDF_TYPE_DOCUMENT, NULL);
 261         else if (!strcmp (mime_type, "application/postscript"))
 262                 document = g_object_new (GTK_GS_TYPE, NULL);
 263         else if (mime_type_supported_by_gdk_pixbuf (mime_type))
 264                 document = g_object_new (PIXBUF_TYPE_DOCUMENT, NULL);
 265
 266         if (document) {
 267                 GError *error = NULL;
 268
 269                 if (ev_document_load (document, uri, &error)) {
 270                         if (ev_window->priv->document)
 271                                 g_object_unref (ev_window->priv->document);
 272                         ev_window->priv->document = document;
 273
 274                         ev_view_set_document (EV_VIEW (ev_window->priv->view),
 275                                               document);
 276                         ev_sidebar_set_document (EV_SIDEBAR (ev_window->priv->sidebar),
 277                                                  document);
 278
 279                         update_action_sensitivity (ev_window);
 280
 281                 } else {
 282                         g_assert (error != NULL);
 283                         g_object_unref (document);
 284                         unable_to_load (ev_window, error->message);
 285                         g_error_free (error);
 286                 }
 287         } else {
 288                 char *error_message;
 289
 290                 error_message = g_strdup_printf (_("Unhandled MIME type: '%s'"),
 291                                                  mime_type);
 292                 unable_to_load (ev_window, error_message);
 293                 g_free (error_message);
 294         }
 295
 296         g_free (mime_type);
 297 }
 298
 299 static void
 300 ev_window_cmd_file_open (GtkAction *action, EvWindow *ev_window)
 301 {
 302         ev_application_open (EV_APP, NULL);
 303 }
 304
 305 static gboolean
 306 using_postscript_printer (GnomePrintConfig *config)
 307 {
 308         const guchar *driver;
 309         const guchar *transport;
 310
 311         driver = gnome_print_config_get (
 312                 config, (const guchar *)"Settings.Engine.Backend.Driver");
 313
 314         transport = gnome_print_config_get (
 315                 config, (const guchar *)"Settings.Transport.Backend");
 316
 317         if (driver) {
 318                 if (!strcmp ((const gchar *)driver, "gnome-print-ps"))
 319                         return TRUE;
 320                 else
 321                         return FALSE;
 322         } else  if (transport) {
 323                 if (!strcmp ((const gchar *)transport, "CUPS"))
 324                         return TRUE;
 325         }
 326
 327         return FALSE;
 328 }
 329
 330 static void
 331 ev_window_print (EvWindow *ev_window)
 332 {
 333         GnomePrintConfig *config;
 334         GnomePrintJob *job;
 335         GtkWidget *print_dialog;
 336         EvPrintJob *print_job = NULL;
 337
 338         g_return_if_fail (EV_IS_WINDOW (ev_window));
 339         g_return_if_fail (ev_window->priv->document != NULL);
 340
 341         config = gnome_print_config_default ();
 342         job = gnome_print_job_new (config);
 343
 344         print_dialog = gnome_print_dialog_new (job, _("Print"),
 345                                                (GNOME_PRINT_DIALOG_RANGE |
 346                                                 GNOME_PRINT_DIALOG_COPIES));
 347         gtk_dialog_set_response_sensitive (GTK_DIALOG (print_dialog),
 348                                            GNOME_PRINT_DIALOG_RESPONSE_PREVIEW,
 349                                            FALSE);
 350
 351         while (TRUE) {
 352                 int response;
 353                 response = gtk_dialog_run (GTK_DIALOG (print_dialog));
 354
 355                 if (response != GNOME_PRINT_DIALOG_RESPONSE_PRINT)
 356                         break;
 357
 358                 /* FIXME: Change this when we have the first backend
 359                  * that can print more than postscript
 360                  */
 361                 if (!using_postscript_printer (config)) {
 362                         GtkWidget *dialog;
 363
 364                         dialog = gtk_message_dialog_new (
 365                                 GTK_WINDOW (print_dialog), GTK_DIALOG_MODAL,
 366                                 GTK_MESSAGE_ERROR, GTK_BUTTONS_OK,
 367                                 _("Printing is not supported on this printer."));
 368                         gtk_message_dialog_format_secondary_text (
 369                                 GTK_MESSAGE_DIALOG (dialog),
 370                                 _("You were trying to print to a printer using the \"%s\" driver. This program requires a PostScript printer driver."),
 371                                 gnome_print_config_get (
 372                                         config, "Settings.Engine.Backend.Driver"));
 373                         gtk_dialog_run (GTK_DIALOG (dialog));
 374                         gtk_widget_destroy (dialog);
 375
 376                         continue;
 377                 }
 378
 379                 print_job = g_object_new (EV_TYPE_PRINT_JOB,
 380                                           "document", ev_window->priv->document,
 381                                           "print-dialog", print_dialog,
 382                                           NULL);
 383                 break;
 384         }
 385
 386         gtk_widget_destroy (print_dialog);
 387
 388         if (print_job != NULL)
 389                 ev_print_job_print (print_job, GTK_WINDOW (ev_window));
 390 }
 391
 392 static void
 393 ev_window_cmd_file_print (GtkAction *action, EvWindow *ev_window)
 394 {
 395         ev_window_print (ev_window);
 396 }
 397
 398 static void
 399 ev_window_cmd_file_close_window (GtkAction *action, EvWindow *ev_window)
 400 {
 401         g_return_if_fail (EV_IS_WINDOW (ev_window));
 402
 403         gtk_widget_destroy (GTK_WIDGET (ev_window));
 404 }
 405
 406 static void
 407 ev_window_cmd_edit_find (GtkAction *action, EvWindow *ev_window)
 408 {
 409         g_return_if_fail (EV_IS_WINDOW (ev_window));
 410
 411         gtk_widget_show (ev_window->priv->find_bar);
 412
 413         if (ev_window->priv->exit_fullscreen_popup)
 414                 update_fullscreen_popup (ev_window);
 415
 416         egg_find_bar_grab_focus (EGG_FIND_BAR (ev_window->priv->find_bar));
 417 }
 418
 419 static void
 420 ev_window_cmd_edit_copy (GtkAction *action, EvWindow *ev_window)
 421 {
 422         g_return_if_fail (EV_IS_WINDOW (ev_window));
 423
 424         /* FIXME */
 425 }
 426
 427 static void
 428 update_fullscreen_popup (EvWindow *window)
 429 {
 430         GtkWidget *popup = window->priv->exit_fullscreen_popup;
 431         int popup_width, popup_height;
 432         GdkRectangle screen_rect;
 433
 434         g_return_if_fail (popup != NULL);
 435
 436         if (!popup)
 437                 return;
 438
 439         popup_width = popup->requisition.width;
 440         popup_height = popup->requisition.height;
 441
 442         /* FIXME multihead */
 443         gdk_screen_get_monitor_geometry (gdk_screen_get_default (),
 444                         gdk_screen_get_monitor_at_window
 445                         (gdk_screen_get_default (),
 446                          GTK_WIDGET (window)->window),
 447                          &screen_rect);
 448
 449         if (GTK_WIDGET_VISIBLE (window->priv->find_bar)) {
 450                 GtkRequisition req;
 451
 452                 gtk_widget_size_request (window->priv->find_bar, &req);
 453
 454                 screen_rect.height -= req.height;
 455         }
 456
 457         if (gtk_widget_get_direction (popup) == GTK_TEXT_DIR_RTL)
 458         {
 459                 gtk_window_move (GTK_WINDOW (popup),
 460                                  screen_rect.x + screen_rect.width - popup_width,
 461                                  screen_rect.height - popup_height);
 462         }
 463         else
 464         {
 465                 gtk_window_move (GTK_WINDOW (popup),
 466                                 screen_rect.x, screen_rect.height - popup_height);
 467         }
 468 }
 469
 470 static void
 471 screen_size_changed_cb (GdkScreen *screen,
 472                         EvWindow *window)
 473 {
 474         update_fullscreen_popup (window);
 475 }
 476
 477 static void
 478 destroy_exit_fullscreen_popup (EvWindow *window)
 479 {
 480         if (window->priv->exit_fullscreen_popup != NULL)
 481         {
 482                 /* FIXME multihead */
 483                 g_signal_handlers_disconnect_by_func
 484                         (gdk_screen_get_default (),
 485                          G_CALLBACK (screen_size_changed_cb), window);
 486
 487                 gtk_widget_destroy (window->priv->exit_fullscreen_popup);
 488                 window->priv->exit_fullscreen_popup = NULL;
 489         }
 490 }
 491
 492 static void
 493 exit_fullscreen_button_clicked_cb (GtkWidget *button, EvWindow *window)
 494 {
 495         GtkAction *action;
 496
 497         action = gtk_action_group_get_action (window->priv->action_group, "ViewFullscreen");
 498         g_return_if_fail (action != NULL);
 499
 500         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), FALSE);
 501 }
 502
 503 static void
 504 fullscreen_popup_size_request_cb (GtkWidget *popup, GtkRequisition *req, EvWindow *window)
 505 {
 506         update_fullscreen_popup (window);
 507 }
 508
 509 static void
 510 ev_window_fullscreen (EvWindow *window)
 511 {
 512         GtkWidget *popup, *button, *icon, *label, *hbox, *main_menu;
 513
 514         window->priv->fullscreen_mode = TRUE;
 515
 516         popup = gtk_window_new (GTK_WINDOW_POPUP);
 517         window->priv->exit_fullscreen_popup = popup;
 518
 519         button = gtk_button_new ();
 520         g_signal_connect (button, "clicked",
 521                           G_CALLBACK (exit_fullscreen_button_clicked_cb),
 522                           window);
 523         gtk_widget_show (button);
 524         gtk_container_add (GTK_CONTAINER (popup), button);
 525
 526         hbox = gtk_hbox_new (FALSE, 2);
 527         gtk_widget_show (hbox);
 528         gtk_container_add (GTK_CONTAINER (button), hbox);
 529
 530         icon = gtk_image_new_from_stock (GTK_STOCK_QUIT, GTK_ICON_SIZE_BUTTON);
 531         gtk_widget_show (icon);
 532         gtk_box_pack_start (GTK_BOX (hbox), icon, FALSE, FALSE, 0);
 533
 534         label = gtk_label_new (_("Exit Fullscreen"));
 535         gtk_widget_show (label);
 536         gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
 537
 538         gtk_window_set_resizable (GTK_WINDOW (popup), FALSE);
 539
 540         /* FIXME multihead */
 541         g_signal_connect (gdk_screen_get_default (), "size-changed",
 542                           G_CALLBACK (screen_size_changed_cb), window);
 543         g_signal_connect (popup, "size_request",
 544                           G_CALLBACK (fullscreen_popup_size_request_cb), window);
 545
 546         main_menu = gtk_ui_manager_get_widget (window->priv->ui_manager, "/MainMenu");
 547         gtk_widget_hide (main_menu);
 548         gtk_widget_hide (window->priv->statusbar);
 549
 550         update_fullscreen_popup (window);
 551
 552         gtk_widget_show (popup);
 553 }
 554
 555 static void
 556 ev_window_unfullscreen (EvWindow *window)
 557 {
 558         GtkWidget *main_menu;
 559
 560         window->priv->fullscreen_mode = FALSE;
 561
 562         main_menu = gtk_ui_manager_get_widget (window->priv->ui_manager, "/MainMenu");
 563         gtk_widget_show (main_menu);
 564         gtk_widget_show (window->priv->statusbar);
 565
 566         destroy_exit_fullscreen_popup (window);
 567 }
 568
 569 static void
 570 ev_window_cmd_view_fullscreen (GtkAction *action, EvWindow *ev_window)
 571 {
 572         gboolean fullscreen;
 573
 574         g_return_if_fail (EV_IS_WINDOW (ev_window));
 575
 576         fullscreen = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action));
 577
 578         if (fullscreen) {
 579                 gtk_window_fullscreen (GTK_WINDOW (ev_window));
 580         } else {
 581                 gtk_window_unfullscreen (GTK_WINDOW (ev_window));
 582         }
 583 }
 584
 585 static gboolean
 586 ev_window_state_event_cb (GtkWidget *widget, GdkEventWindowState *event, EvWindow *window)
 587 {
 588         if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN)
 589         {
 590                 GtkActionGroup *action_group;
 591                 GtkAction *action;
 592                 gboolean fullscreen;
 593
 594                 fullscreen = event->new_window_state & GDK_WINDOW_STATE_FULLSCREEN;
 595
 596                 if (fullscreen)
 597                 {
 598                         ev_window_fullscreen (window);
 599                 }
 600                 else
 601                 {
 602                         ev_window_unfullscreen (window);
 603                 }
 604
 605                 action_group = window->priv->action_group;
 606
 607                 action = gtk_action_group_get_action (action_group, "ViewFullscreen");
 608                 g_signal_handlers_block_by_func
 609                         (action, G_CALLBACK (ev_window_cmd_view_fullscreen), window);
 610                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), fullscreen);
 611                 g_signal_handlers_unblock_by_func
 612                         (action, G_CALLBACK (ev_window_cmd_view_fullscreen), window);
 613
 614         }
 615
 616         return FALSE;
 617 }
 618
 619 static gboolean
 620 ev_window_focus_out_cb (GtkWidget *widget, GdkEventFocus *event, EvWindow *ev_window)
 621 {
 622         gtk_window_unfullscreen (GTK_WINDOW (ev_window));
 623
 624         return FALSE;
 625 }
 626
 627
 628 static void
 629 ev_window_cmd_view_zoom_in (GtkAction *action, EvWindow *ev_window)
 630 {
 631         g_return_if_fail (EV_IS_WINDOW (ev_window));
 632
 633         ev_view_zoom_in (EV_VIEW (ev_window->priv->view));
 634 }
 635
 636 static void
 637 ev_window_cmd_view_zoom_out (GtkAction *action, EvWindow *ev_window)
 638 {
 639         g_return_if_fail (EV_IS_WINDOW (ev_window));
 640
 641         ev_view_zoom_out (EV_VIEW (ev_window->priv->view));
 642 }
 643
 644 static void
 645 ev_window_cmd_view_normal_size (GtkAction *action, EvWindow *ev_window)
 646 {
 647         g_return_if_fail (EV_IS_WINDOW (ev_window));
 648
 649         ev_view_normal_size (EV_VIEW (ev_window->priv->view));
 650 }
 651
 652 static void
 653 ev_window_cmd_view_best_fit (GtkAction *action, EvWindow *ev_window)
 654 {
 655         g_return_if_fail (EV_IS_WINDOW (ev_window));
 656
 657         ev_view_best_fit (EV_VIEW (ev_window->priv->view));
 658 }
 659
 660 static void
 661 ev_window_cmd_view_page_width (GtkAction *action, EvWindow *ev_window)
 662 {
 663         g_return_if_fail (EV_IS_WINDOW (ev_window));
 664
 665         ev_view_fit_width (EV_VIEW (ev_window->priv->view));
 666 }
 667
 668 static void
 669 ev_window_cmd_go_back (GtkAction *action, EvWindow *ev_window)
 670 {
 671         g_return_if_fail (EV_IS_WINDOW (ev_window));
 672
 673         /* FIXME */
 674 }
 675
 676 static void
 677 ev_window_cmd_go_forward (GtkAction *action, EvWindow *ev_window)
 678 {
 679         g_return_if_fail (EV_IS_WINDOW (ev_window));
 680
 681         /* FIXME */
 682 }
 683
 684 static void
 685 ev_window_cmd_go_previous_page (GtkAction *action, EvWindow *ev_window)
 686 {
 687         g_return_if_fail (EV_IS_WINDOW (ev_window));
 688
 689         ev_view_set_page (EV_VIEW (ev_window->priv->view),
 690                           ev_view_get_page (EV_VIEW (ev_window->priv->view)) - 1);
 691 }
 692
 693 static void
 694 ev_window_cmd_go_next_page (GtkAction *action, EvWindow *ev_window)
 695 {
 696         g_return_if_fail (EV_IS_WINDOW (ev_window));
 697
 698         ev_view_set_page (EV_VIEW (ev_window->priv->view),
 699                           ev_view_get_page (EV_VIEW (ev_window->priv->view)) + 1);
 700 }
 701
 702 static void
 703 ev_window_cmd_go_first_page (GtkAction *action, EvWindow *ev_window)
 704 {
 705         g_return_if_fail (EV_IS_WINDOW (ev_window));
 706
 707         ev_view_set_page (EV_VIEW (ev_window->priv->view), 1);
 708 }
 709
 710 static void
 711 ev_window_cmd_go_last_page (GtkAction *action, EvWindow *ev_window)
 712 {
 713         g_return_if_fail (EV_IS_WINDOW (ev_window));
 714
 715         ev_view_set_page (EV_VIEW (ev_window->priv->view), G_MAXINT);
 716 }
 717
 718 static void
 719 ev_window_cmd_help_contents (GtkAction *action, EvWindow *ev_window)
 720 {
 721         g_return_if_fail (EV_IS_WINDOW (ev_window));
 722
 723         /* FIXME */
 724 }
 725
 726 static void
 727 ev_window_cmd_help_about (GtkAction *action, EvWindow *ev_window)
 728 {
 729         const char *authors[] = {
 730                 N_("Many..."),
 731                 NULL
 732         };
 733
 734         const char *documenters[] = {
 735                 N_("Not so many..."),
 736                 NULL
 737         };
 738
 739         const char *license[] = {
 740                 N_("Evince is free software; you can redistribute it and/or modify\n"
 741                    "it under the terms of the GNU General Public License as published by\n"
 742                    "the Free Software Foundation; either version 2 of the License, or\n"
 743                    "(at your option) any later version.\n"),
 744                 N_("Evince is distributed in the hope that it will be useful,\n"
 745                    "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
 746                    "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n"
 747                    "GNU General Public License for more details.\n"),
 748                 N_("You should have received a copy of the GNU General Public License\n"
 749                    "along with Evince; if not, write to the Free Software Foundation, Inc.,\n"
 750                    "59 Temple Place, Suite 330, Boston, MA  02111-1307  USA\n")
 751         };
 752
 753         char *license_trans;
 754
 755 #ifdef ENABLE_NLS
 756         const char **p;
 757
 758         for (p = authors; *p; ++p)
 759                 *p = _(*p);
 760
 761         for (p = documenters; *p; ++p)
 762                 *p = _(*p);
 763 #endif
 764
 765         license_trans = g_strconcat (_(license[0]), "\n", _(license[1]), "\n",
 766                                      _(license[2]), "\n", NULL);
 767
 768         gtk_show_about_dialog (
 769                 GTK_WINDOW (ev_window),
 770                 "name", _("Evince"),
 771                 "version", VERSION,
 772                 "copyright",
 773                 _("\xc2\xa9 1996-2004 The Evince authors"),
 774                 "license", license_trans,
 775                 "website", "http://www.gnome.org/projects/evince",
 776                 "comments", _("PostScript and PDF File Viewer."),
 777                 "authors", authors,
 778                 "documenters", documenters,
 779                 "translator-credits", _("translator-credits"),
 780                 NULL);
 781
 782         g_free (license_trans);
 783 }
 784
 785 static void
 786 ev_window_view_toolbar_cb (GtkAction *action, EvWindow *ev_window)
 787 {
 788         g_object_set (
 789                 G_OBJECT (gtk_ui_manager_get_widget (
 790                                   ev_window->priv->ui_manager,
 791                                   "/ToolBar")),
 792                 "visible",
 793                 gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)),
 794                 NULL);
 795 }
 796
 797 static void
 798 ev_window_view_statusbar_cb (GtkAction *action, EvWindow *ev_window)
 799 {
 800         g_object_set (
 801                 ev_window->priv->statusbar,
 802                 "visible",
 803                 gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)),
 804                 NULL);
 805 }
 806
 807 static void
 808 ev_window_view_sidebar_cb (GtkAction *action, EvWindow *ev_window)
 809 {
 810         /* FIXME */
 811 }
 812
 813 static void
 814 menu_item_select_cb (GtkMenuItem *proxy, EvWindow *ev_window)
 815 {
 816         GtkAction *action;
 817         char *message;
 818
 819         action = g_object_get_data (G_OBJECT (proxy), "gtk-action");
 820         g_return_if_fail (action != NULL);
 821
 822         g_object_get (G_OBJECT (action), "tooltip", &message, NULL);
 823         if (message) {
 824                 gtk_statusbar_push (GTK_STATUSBAR (ev_window->priv->statusbar),
 825                                     ev_window->priv->help_message_cid, message);
 826                 g_free (message);
 827         }
 828 }
 829
 830 static void
 831 menu_item_deselect_cb (GtkMenuItem *proxy, EvWindow *ev_window)
 832 {
 833         gtk_statusbar_pop (GTK_STATUSBAR (ev_window->priv->statusbar),
 834                            ev_window->priv->help_message_cid);
 835 }
 836
 837 static void
 838 connect_proxy_cb (GtkUIManager *ui_manager, GtkAction *action,
 839                   GtkWidget *proxy, EvWindow *ev_window)
 840 {
 841         if (GTK_IS_MENU_ITEM (proxy)) {
 842                 g_signal_connect (proxy, "select",
 843                                   G_CALLBACK (menu_item_select_cb), ev_window);
 844                 g_signal_connect (proxy, "deselect",
 845                                   G_CALLBACK (menu_item_deselect_cb),
 846                                   ev_window);
 847         }
 848 }
 849
 850 static void
 851 disconnect_proxy_cb (GtkUIManager *ui_manager, GtkAction *action,
 852                      GtkWidget *proxy, EvWindow *ev_window)
 853 {
 854         if (GTK_IS_MENU_ITEM (proxy)) {
 855                 g_signal_handlers_disconnect_by_func
 856                         (proxy, G_CALLBACK (menu_item_select_cb), ev_window);
 857                 g_signal_handlers_disconnect_by_func
 858                         (proxy, G_CALLBACK (menu_item_deselect_cb), ev_window);
 859         }
 860 }
 861
 862 static void
 863 view_page_changed_cb (EvView   *view,
 864                       EvWindow *ev_window)
 865 {
 866         update_action_sensitivity (ev_window);
 867 }
 868
 869 static void
 870 find_bar_previous_cb (EggFindBar *find_bar,
 871                       EvWindow   *ev_window)
 872 {
 873         /* FIXME - highlight previous result */
 874         g_printerr ("Find Previous\n");
 875
 876 }
 877
 878 static void
 879 find_bar_next_cb (EggFindBar *find_bar,
 880                   EvWindow   *ev_window)
 881 {
 882         /* FIXME - highlight next result */
 883         g_printerr ("Find Next\n");
 884 }
 885
 886 static void
 887 find_bar_close_cb (EggFindBar *find_bar,
 888                    EvWindow   *ev_window)
 889 {
 890         gtk_widget_hide (ev_window->priv->find_bar);
 891
 892         if (ev_window->priv->exit_fullscreen_popup)
 893                 update_fullscreen_popup (ev_window);
 894 }
 895
 896 static void
 897 find_bar_search_changed_cb (EggFindBar *find_bar,
 898                             GParamSpec *param,
 899                             EvWindow   *ev_window)
 900 {
 901         gboolean case_sensitive;
 902         gboolean visible;
 903         const char *search_string;
 904
 905         g_return_if_fail (EV_IS_WINDOW (ev_window));
 906
 907         /* Either the string or case sensitivity could have changed,
 908          * we connect this callback to both. We also connect it
 909          * to ::visible so when the find bar is hidden, we should
 910          * pretend the search string is NULL/""
 911          */
 912
 913         case_sensitive = egg_find_bar_get_case_sensitive (find_bar);
 914         visible = GTK_WIDGET_VISIBLE (find_bar);
 915         search_string = egg_find_bar_get_search_string (find_bar);
 916
 917 #if 0
 918         g_printerr ("search for '%s'\n", search_string ? search_string : "(nil)");
 919 #endif
 920
 921         /* We don't require begin/end find calls to be matched up, it's really
 922          * start_find and cancel_any_find_that_may_not_be_finished
 923          */
 924         if (visible && search_string) {
 925                 ev_document_begin_find (ev_window->priv->document, search_string, case_sensitive);
 926         } else {
 927                 ev_document_end_find (ev_window->priv->document);
 928         }
 929 }
 930
 931 static void
 932 ev_window_dispose (GObject *object)
 933 {
 934         EvWindowPrivate *priv;
 935
 936         g_return_if_fail (object != NULL && EV_IS_WINDOW (object));
 937
 938         priv = EV_WINDOW (object)->priv;
 939
 940         if (priv->ui_manager) {
 941                 g_object_unref (priv->ui_manager);
 942                 priv->ui_manager = NULL;
 943         }
 944
 945         if (priv->action_group) {
 946                 g_object_unref (priv->action_group);
 947                 priv->action_group = NULL;
 948         }
 949
 950         G_OBJECT_CLASS (parent_class)->dispose (object);
 951 }
 952
 953 static void
 954 ev_window_class_init (EvWindowClass *ev_window_class)
 955 {
 956         GObjectClass *g_object_class;
 957
 958         parent_class = g_type_class_peek_parent (ev_window_class);
 959
 960         g_object_class = G_OBJECT_CLASS (ev_window_class);
 961         g_object_class->dispose = ev_window_dispose;
 962
 963         g_type_class_add_private (g_object_class, sizeof (EvWindowPrivate));
 964
 965 #if 0
 966         /* setting up signal system */
 967         ev_window_class->signal = ev_window_signal;
 968
 969         ev_window_signals [SIGNAL] = g_signal_new (
 970                 "signal",
 971                 EV_TYPE_WINDOW,
 972                 G_SIGNAL_RUN_LAST,
 973                 G_STRUCT_OFFSET (EvWindowClass,
 974                                  signal),
 975                 NULL,
 976                 NULL,
 977                 g_cclosure_marshal_VOID__STRING,
 978                 G_TYPE_NONE,
 979                 0);
 980         /* setting up property system */
 981         g_object_class->set_property = ev_window_set_property;
 982         g_object_class->get_property = ev_window_get_property;
 983
 984         g_object_class_install_property (
 985                 g_object_class,
 986                 PROP_ATTRIBUTE,
 987                 g_param_spec_string ("attribute",
 988                                      "Attribute",
 989                                      "A simple unneccessary attribute that "
 990                                      "does nothing special except being a "
 991                                      "demonstration for the correct implem"
 992                                      "entation of a GObject property",
 993                                      "default_value",
 994                                      G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
 995 #endif
 996 }
 997
 998 /* Normal items */
 999 static GtkActionEntry entries[] = {
1000         { "File", NULL, N_("_File") },
1001         { "Edit", NULL, N_("_Edit") },
1002         { "View", NULL, N_("_View") },
1003         { "Go", NULL, N_("_Go") },
1004         { "Help", NULL, N_("_Help") },
1005
1006         /* File menu */
1007         { "FileOpen", GTK_STOCK_OPEN, N_("_Open"), "<control>O",
1008           N_("Open a file"),
1009           G_CALLBACK (ev_window_cmd_file_open) },
1010         { "FilePrint", GTK_STOCK_PRINT, N_("_Print"), "<control>P",
1011           N_("Print this document"),
1012           G_CALLBACK (ev_window_cmd_file_print) },
1013         { "FileCloseWindow", GTK_STOCK_CLOSE, N_("_Close"), "<control>W",
1014           N_("Close this window"),
1015           G_CALLBACK (ev_window_cmd_file_close_window) },
1016
1017         /* Edit menu */
1018         { "EditCopy", GTK_STOCK_COPY, N_("_Copy"), "<control>C",
1019           N_("Copy text from the document"),
1020           G_CALLBACK (ev_window_cmd_edit_copy) },
1021
1022         { "EditFind", GTK_STOCK_FIND, N_("_Find"), "<control>F",
1023           N_("Find a word or phrase in the document"),
1024           G_CALLBACK (ev_window_cmd_edit_find) },
1025
1026         /* View menu */
1027         { "ViewZoomIn", GTK_STOCK_ZOOM_IN, N_("Zoom _In"), "<control>plus",
1028           N_("Enlarge the document"),
1029           G_CALLBACK (ev_window_cmd_view_zoom_in) },
1030         { "ViewZoomOut", GTK_STOCK_ZOOM_OUT, N_("Zoom _Out"), "<control>minus",
1031           N_("Shrink the document"),
1032           G_CALLBACK (ev_window_cmd_view_zoom_out) },
1033         { "ViewNormalSize", GTK_STOCK_ZOOM_100, N_("_Normal Size"), "<control>0",
1034           N_("Zoom to the normal size"),
1035           G_CALLBACK (ev_window_cmd_view_normal_size) },
1036         { "ViewBestFit", GTK_STOCK_ZOOM_FIT, N_("_Best Fit"), NULL,
1037           N_("Zoom to fit the document to the current window"),
1038           G_CALLBACK (ev_window_cmd_view_best_fit) },
1039         { "ViewPageWidth", EV_STOCK_ZOOM_FIT_WIDTH, N_("Fit Page _Width"), NULL,
1040           N_("Zoom to fit the width of the current window "),
1041           G_CALLBACK (ev_window_cmd_view_page_width) },
1042
1043         /* Go menu */
1044         { "GoBack", GTK_STOCK_GO_BACK, N_("_Back"), "<mod1>Left",
1045           N_("Go to the page viewed before this one"),
1046           G_CALLBACK (ev_window_cmd_go_back) },
1047         { "GoForward", GTK_STOCK_GO_FORWARD, N_("Fo_rward"), "<mod1>Right",
1048           N_("Go to the page viewed before this one"),
1049           G_CALLBACK (ev_window_cmd_go_forward) },
1050         { "GoPreviousPage", GTK_STOCK_GO_BACK, N_("_Previous Page"), "<control>Page_Up",
1051           N_("Go to the previous page"),
1052           G_CALLBACK (ev_window_cmd_go_previous_page) },
1053         { "GoNextPage", GTK_STOCK_GO_FORWARD, N_("_Next Page"), "<control>Page_Down",
1054           N_("Go to the next page"),
1055           G_CALLBACK (ev_window_cmd_go_next_page) },
1056         { "GoFirstPage", GTK_STOCK_GOTO_FIRST, N_("_First Page"), "<control>Home",
1057           N_("Go to the first page"),
1058           G_CALLBACK (ev_window_cmd_go_first_page) },
1059         { "GoLastPage", GTK_STOCK_GOTO_LAST, N_("_Last Page"), "<control>End",
1060           N_("Go to the last page"),
1061           G_CALLBACK (ev_window_cmd_go_last_page) },
1062
1063         /* Help menu */
1064         { "HelpContents", GTK_STOCK_HELP, N_("_Contents"), NULL,
1065           N_("Display help for the viewer application"),
1066           G_CALLBACK (ev_window_cmd_help_contents) },
1067
1068         { "HelpAbout", GTK_STOCK_ABOUT, N_("_About"), NULL,
1069           N_("Display credits for the document viewer creators"),
1070           G_CALLBACK (ev_window_cmd_help_about) },
1071 };
1072
1073 /* Toggle items */
1074 static GtkToggleActionEntry toggle_entries[] = {
1075         /* View Menu */
1076         { "ViewToolbar", NULL, N_("_Toolbar"), "<shift><control>T",
1077           N_("Show or hide toolbar"),
1078           G_CALLBACK (ev_window_view_toolbar_cb), TRUE },
1079         { "ViewStatusbar", NULL, N_("_Statusbar"), NULL,
1080           N_("Show or hide statusbar"),
1081           G_CALLBACK (ev_window_view_statusbar_cb), TRUE },
1082         { "ViewSidebar", NULL, N_("Side_bar"), "F9",
1083           N_("Show or hide sidebar"),
1084           G_CALLBACK (ev_window_view_sidebar_cb), FALSE },
1085         { "ViewFullscreen", NULL, N_("_Fullscreen"), "F11",
1086           N_("Expand the window to fill the screen"),
1087           G_CALLBACK (ev_window_cmd_view_fullscreen) },
1088 };
1089
1090 static void
1091 ev_window_init (EvWindow *ev_window)
1092 {
1093         GtkActionGroup *action_group;
1094         GtkAccelGroup *accel_group;
1095         GError *error = NULL;
1096         GtkWidget *scrolled_window;
1097         GtkWidget *menubar;
1098         GtkWidget *toolbar;
1099         GtkWidget *sidebar_widget;
1100
1101         ev_window->priv = EV_WINDOW_GET_PRIVATE (ev_window);
1102
1103         gtk_window_set_title (GTK_WINDOW (ev_window), _("Document Viewer"));
1104
1105         ev_window->priv->main_box = gtk_vbox_new (FALSE, 0);
1106         gtk_container_add (GTK_CONTAINER (ev_window), ev_window->priv->main_box);
1107         gtk_widget_show (ev_window->priv->main_box);
1108
1109         action_group = gtk_action_group_new ("MenuActions");
1110         ev_window->priv->action_group = action_group;
1111         gtk_action_group_set_translation_domain (action_group, NULL);
1112         gtk_action_group_add_actions (action_group, entries,
1113                                       G_N_ELEMENTS (entries), ev_window);
1114         gtk_action_group_add_toggle_actions (action_group, toggle_entries,
1115                                              G_N_ELEMENTS (toggle_entries),
1116                                              ev_window);
1117
1118         ev_window->priv->ui_manager = gtk_ui_manager_new ();
1119         gtk_ui_manager_insert_action_group (ev_window->priv->ui_manager,
1120                                             action_group, 0);
1121
1122         accel_group =
1123                 gtk_ui_manager_get_accel_group (ev_window->priv->ui_manager);
1124         gtk_window_add_accel_group (GTK_WINDOW (ev_window), accel_group);
1125
1126         g_signal_connect (ev_window->priv->ui_manager, "connect_proxy",
1127                           G_CALLBACK (connect_proxy_cb), ev_window);
1128         g_signal_connect (ev_window->priv->ui_manager, "disconnect_proxy",
1129                           G_CALLBACK (disconnect_proxy_cb), ev_window);
1130
1131         if (!gtk_ui_manager_add_ui_from_file (ev_window->priv->ui_manager,
1132                                               DATADIR"/evince-ui.xml",
1133                                               &error)) {
1134                 g_message ("building menus failed: %s", error->message);
1135                 g_error_free (error);
1136         }
1137
1138         menubar = gtk_ui_manager_get_widget (ev_window->priv->ui_manager,
1139                                              "/MainMenu");
1140         gtk_box_pack_start (GTK_BOX (ev_window->priv->main_box), menubar,
1141                             FALSE, FALSE, 0);
1142
1143         toolbar = gtk_ui_manager_get_widget (ev_window->priv->ui_manager,
1144                                              "/ToolBar");
1145         gtk_box_pack_start (GTK_BOX (ev_window->priv->main_box), toolbar,
1146                             FALSE, FALSE, 0);
1147
1148         /* Add the main area */
1149         ev_window->priv->hpaned = gtk_hpaned_new ();
1150         gtk_widget_show (ev_window->priv->hpaned);
1151         gtk_box_pack_start (GTK_BOX (ev_window->priv->main_box), ev_window->priv->hpaned,
1152                             TRUE, TRUE, 0);
1153
1154         ev_window->priv->sidebar = ev_sidebar_new ();
1155         gtk_widget_show (ev_window->priv->sidebar);
1156         gtk_paned_add1 (GTK_PANED (ev_window->priv->hpaned),
1157                         ev_window->priv->sidebar);
1158
1159         /* Stub sidebar, for now */
1160         sidebar_widget = ev_sidebar_bookmarks_new ();
1161         gtk_widget_show (sidebar_widget);
1162         ev_sidebar_add_page (EV_SIDEBAR (ev_window->priv->sidebar),
1163                              "bookmarks",
1164                              _("Bookmarks"),
1165                              sidebar_widget);
1166
1167         sidebar_widget = ev_sidebar_thumbnails_new ();
1168         gtk_widget_show (sidebar_widget);
1169         ev_sidebar_add_page (EV_SIDEBAR (ev_window->priv->sidebar),
1170                              "thumbnails",
1171                              _("Thumbnails"),
1172                              sidebar_widget);
1173
1174         scrolled_window = gtk_scrolled_window_new (NULL, NULL);
1175         gtk_widget_show (scrolled_window);
1176         gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
1177                                         GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
1178
1179         gtk_paned_add2 (GTK_PANED (ev_window->priv->hpaned),
1180                         scrolled_window);
1181
1182         ev_window->priv->view = ev_view_new ();
1183         gtk_widget_show (ev_window->priv->view);
1184         gtk_container_add (GTK_CONTAINER (scrolled_window),
1185                            ev_window->priv->view);
1186         g_signal_connect (ev_window->priv->view,
1187                           "page-changed",
1188                           G_CALLBACK (view_page_changed_cb),
1189                           ev_window);
1190
1191         ev_window->priv->statusbar = gtk_statusbar_new ();
1192         gtk_widget_show (ev_window->priv->statusbar);
1193         gtk_box_pack_end (GTK_BOX (ev_window->priv->main_box),
1194                           ev_window->priv->statusbar,
1195                           FALSE, TRUE, 0);
1196         ev_window->priv->help_message_cid = gtk_statusbar_get_context_id
1197                 (GTK_STATUSBAR (ev_window->priv->statusbar), "help_message");
1198
1199         ev_window->priv->find_bar = egg_find_bar_new ();
1200         gtk_box_pack_end (GTK_BOX (ev_window->priv->main_box),
1201                           ev_window->priv->find_bar,
1202                           FALSE, TRUE, 0);
1203
1204         /* Connect to find bar signals */
1205         g_signal_connect (ev_window->priv->find_bar,
1206                           "previous",
1207                           G_CALLBACK (find_bar_previous_cb),
1208                           ev_window);
1209         g_signal_connect (ev_window->priv->find_bar,
1210                           "next",
1211                           G_CALLBACK (find_bar_next_cb),
1212                           ev_window);
1213         g_signal_connect (ev_window->priv->find_bar,
1214                           "close",
1215                           G_CALLBACK (find_bar_close_cb),
1216                           ev_window);
1217         g_signal_connect (ev_window->priv->find_bar,
1218                           "notify::search-string",
1219                           G_CALLBACK (find_bar_search_changed_cb),
1220                           ev_window);
1221         g_signal_connect (ev_window->priv->find_bar,
1222                           "notify::case-sensitive",
1223                           G_CALLBACK (find_bar_search_changed_cb),
1224                           ev_window);
1225         g_signal_connect (ev_window->priv->find_bar,
1226                           "notify::visible",
1227                           G_CALLBACK (find_bar_search_changed_cb),
1228                           ev_window);
1229
1230         g_signal_connect (ev_window, "window-state-event",
1231                           G_CALLBACK (ev_window_state_event_cb),
1232                           ev_window);
1233         g_signal_connect (ev_window, "focus_out_event",
1234                           G_CALLBACK (ev_window_focus_out_cb),
1235                           ev_window);
1236
1237         /* Give focus to the scrolled window */
1238         gtk_widget_grab_focus (scrolled_window);
1239
1240         update_action_sensitivity (ev_window);
1241 }