1 /* ev-previewer-window.c:
2 * this file is part of evince, a gnome document viewer
4 * Copyright (C) 2009 Carlos Garcia Campos <carlosgc@gnome.org>
6 * Evince is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Evince is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
23 #if GTKUNIXPRINT_ENABLED
24 #include <gtk/gtkunixprint.h>
26 #include <glib/gi18n.h>
27 #include <evince-view.h>
28 #include "ev-page-action.h"
30 #include "ev-previewer-window.h"
32 struct _EvPreviewerWindow {
33 GtkWindow base_instance;
37 GtkActionGroup *action_group;
38 GtkUIManager *ui_manager;
45 GtkPrintSettings *print_settings;
46 GtkPageSetup *print_page_setup;
47 #if GTKUNIXPRINT_ENABLED
50 gchar *print_job_title;
54 struct _EvPreviewerWindowClass {
55 GtkWindowClass base_class;
58 G_DEFINE_TYPE (EvPreviewerWindow, ev_previewer_window, GTK_TYPE_WINDOW)
61 get_screen_dpi (GtkWindow *window)
66 screen = gtk_window_get_screen (window);
68 xdpi = 25.4 * gdk_screen_get_width (screen) / gdk_screen_get_width_mm (screen);
69 ydpi = 25.4 * gdk_screen_get_height (screen) / gdk_screen_get_height_mm (screen);
71 return (xdpi + ydpi) / 2.0;
75 ev_previewer_window_set_view_size (EvPreviewerWindow *window)
78 GtkRequisition vsb_requisition;
79 GtkRequisition hsb_requisition;
80 gint scrollbar_spacing;
85 /* Calculate the width available for the content */
86 width = window->swindow->allocation.width;
87 height = window->swindow->allocation.height;
89 if (gtk_scrolled_window_get_shadow_type (GTK_SCROLLED_WINDOW (window->swindow)) == GTK_SHADOW_IN) {
90 width -= 2 * GTK_WIDGET (window->view)->style->xthickness;
91 height -= 2 * GTK_WIDGET (window->view)->style->ythickness;
94 gtk_widget_size_request (GTK_SCROLLED_WINDOW (window->swindow)->vscrollbar,
96 gtk_widget_size_request (GTK_SCROLLED_WINDOW (window->swindow)->hscrollbar,
98 gtk_widget_style_get (window->swindow,
103 ev_view_set_zoom_for_size (window->view,
106 vsb_requisition.width + scrollbar_spacing,
107 hsb_requisition.height + scrollbar_spacing);
110 #if GTKUNIXPRINT_ENABLED
112 ev_previewer_window_error_dialog_run (EvPreviewerWindow *window,
117 dialog = gtk_message_dialog_new (GTK_WINDOW (window),
119 GTK_DIALOG_DESTROY_WITH_PARENT,
122 "%s", _("Failed to print document"));
123 gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
124 "%s", error->message);
125 gtk_dialog_run (GTK_DIALOG (dialog));
126 gtk_widget_destroy (dialog);
131 ev_previewer_window_previous_page (GtkAction *action,
132 EvPreviewerWindow *window)
134 ev_view_previous_page (window->view);
138 ev_previewer_window_next_page (GtkAction *action,
139 EvPreviewerWindow *window)
141 ev_view_next_page (window->view);
145 ev_previewer_window_zoom_in (GtkAction *action,
146 EvPreviewerWindow *window)
148 ev_view_set_sizing_mode (window->view, EV_SIZING_FREE);
149 ev_view_zoom_in (window->view);
153 ev_previewer_window_zoom_out (GtkAction *action,
154 EvPreviewerWindow *window)
156 ev_view_set_sizing_mode (window->view, EV_SIZING_FREE);
157 ev_view_zoom_out (window->view);
161 ev_previewer_window_zoom_best_fit (GtkToggleAction *action,
162 EvPreviewerWindow *window)
164 if (gtk_toggle_action_get_active (action)) {
165 ev_view_set_sizing_mode (window->view, EV_SIZING_BEST_FIT);
166 ev_previewer_window_set_view_size (window);
168 ev_view_set_sizing_mode (window->view, EV_SIZING_FREE);
173 ev_previewer_window_zoom_page_width (GtkToggleAction *action,
174 EvPreviewerWindow *window)
176 if (gtk_toggle_action_get_active (action)) {
177 ev_view_set_sizing_mode (window->view, EV_SIZING_FIT_WIDTH);
178 ev_previewer_window_set_view_size (window);
180 ev_view_set_sizing_mode (window->view, EV_SIZING_FREE);
185 ev_previewer_window_action_page_activated (GtkAction *action,
187 EvPreviewerWindow *window)
189 ev_view_handle_link (window->view, link);
190 gtk_widget_grab_focus (GTK_WIDGET (window->view));
193 #if GTKUNIXPRINT_ENABLED
195 ev_previewer_window_print_finished (GtkPrintJob *print_job,
196 EvPreviewerWindow *window,
200 ev_previewer_window_error_dialog_run (window, error);
203 g_object_unref (print_job);
204 gtk_widget_destroy (GTK_WIDGET (window));
208 ev_previewer_window_do_print (EvPreviewerWindow *window)
211 GError *error = NULL;
213 job = gtk_print_job_new (window->print_job_title ?
214 window->print_job_title :
217 window->print_settings,
218 window->print_page_setup);
219 if (gtk_print_job_set_source_file (job, window->source_file, &error)) {
220 gtk_print_job_send (job,
221 (GtkPrintJobCompleteFunc)ev_previewer_window_print_finished,
224 ev_previewer_window_error_dialog_run (window, error);
225 g_error_free (error);
228 gtk_widget_hide (GTK_WIDGET (window));
232 ev_previewer_window_enumerate_finished (EvPreviewerWindow *window)
234 if (window->printer) {
235 ev_previewer_window_do_print (window);
237 GError *error = NULL;
241 GTK_PRINT_ERROR_GENERAL,
242 _("The selected printer '%s' could not be found"),
243 gtk_print_settings_get_printer (window->print_settings));
245 ev_previewer_window_error_dialog_run (window, error);
246 g_error_free (error);
251 ev_previewer_window_enumerate_printers (GtkPrinter *printer,
252 EvPreviewerWindow *window)
254 const gchar *printer_name;
256 printer_name = gtk_print_settings_get_printer (window->print_settings);
258 && strcmp (printer_name, gtk_printer_get_name (printer)) == 0) ||
259 (!printer_name && gtk_printer_is_default (printer))) {
261 g_object_unref (window->printer);
262 window->printer = g_object_ref (printer);
264 return TRUE; /* we're done */
267 return FALSE; /* continue the enumeration */
271 ev_previewer_window_print (GtkAction *action,
272 EvPreviewerWindow *window)
274 if (!window->print_settings)
275 window->print_settings = gtk_print_settings_new ();
276 if (!window->print_page_setup)
277 window->print_page_setup = gtk_page_setup_new ();
278 gtk_enumerate_printers ((GtkPrinterFunc)ev_previewer_window_enumerate_printers,
280 (GDestroyNotify)ev_previewer_window_enumerate_finished,
285 static const GtkActionEntry action_entries[] = {
286 { "GoPreviousPage", GTK_STOCK_GO_UP, N_("_Previous Page"), "<control>Page_Up",
287 N_("Go to the previous page"),
288 G_CALLBACK (ev_previewer_window_previous_page) },
289 { "GoNextPage", GTK_STOCK_GO_DOWN, N_("_Next Page"), "<control>Page_Down",
290 N_("Go to the next page"),
291 G_CALLBACK (ev_previewer_window_next_page) },
292 { "ViewZoomIn", GTK_STOCK_ZOOM_IN, NULL, "<control>plus",
293 N_("Enlarge the document"),
294 G_CALLBACK (ev_previewer_window_zoom_in) },
295 { "ViewZoomOut", GTK_STOCK_ZOOM_OUT, NULL, "<control>minus",
296 N_("Shrink the document"),
297 G_CALLBACK (ev_previewer_window_zoom_out) },
298 #if GTKUNIXPRINT_ENABLED
299 { "PreviewPrint", GTK_STOCK_PRINT, N_("Print"), NULL,
300 N_("Print this document"),
301 G_CALLBACK (ev_previewer_window_print) }
305 static const GtkToggleActionEntry toggle_action_entries[] = {
306 { "ViewBestFit", EV_STOCK_ZOOM_PAGE, N_("_Best Fit"), NULL,
307 N_("Make the current document fill the window"),
308 G_CALLBACK (ev_previewer_window_zoom_best_fit) },
309 { "ViewPageWidth", EV_STOCK_ZOOM_WIDTH, N_("Fit Page _Width"), NULL,
310 N_("Make the current document fill the window width"),
311 G_CALLBACK (ev_previewer_window_zoom_page_width) }
314 /* EvView callbacks */
316 view_sizing_mode_changed (EvView *view,
318 EvPreviewerWindow *window)
320 EvSizingMode sizing_mode;
326 g_object_get (window->view,
327 "sizing_mode", &sizing_mode,
330 action = gtk_action_group_get_action (window->action_group, "ViewBestFit");
331 g_signal_handlers_block_by_func (action,
332 G_CALLBACK (ev_previewer_window_zoom_best_fit),
334 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
335 sizing_mode == EV_SIZING_BEST_FIT);
336 g_signal_handlers_unblock_by_func (action,
337 G_CALLBACK (ev_previewer_window_zoom_best_fit),
340 action = gtk_action_group_get_action (window->action_group, "ViewPageWidth");
341 g_signal_handlers_block_by_func (action,
342 G_CALLBACK (ev_previewer_window_zoom_page_width),
344 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
345 sizing_mode == EV_SIZING_FIT_WIDTH);
346 g_signal_handlers_unblock_by_func (action,
347 G_CALLBACK (ev_previewer_window_zoom_page_width),
352 ev_previewer_window_dispose (GObject *object)
354 EvPreviewerWindow *window = EV_PREVIEWER_WINDOW (object);
356 if (window->document) {
357 g_object_unref (window->document);
358 window->document = NULL;
361 if (window->action_group) {
362 g_object_unref (window->action_group);
363 window->action_group = NULL;
366 if (window->ui_manager) {
367 g_object_unref (window->ui_manager);
368 window->ui_manager = NULL;
371 if (window->print_settings) {
372 g_object_unref (window->print_settings);
373 window->print_settings = NULL;
376 if (window->print_page_setup) {
377 g_object_unref (window->print_page_setup);
378 window->print_page_setup = NULL;
381 #if GTKUNIXPRINT_ENABLED
382 if (window->printer) {
383 g_object_unref (window->printer);
384 window->printer = NULL;
388 if (window->print_job_title) {
389 g_free (window->print_job_title);
390 window->print_job_title = NULL;
393 if (window->source_file) {
394 g_free (window->source_file);
395 window->source_file = NULL;
398 G_OBJECT_CLASS (ev_previewer_window_parent_class)->dispose (object);
408 dir = g_win32_get_package_installation_directory_of_module (NULL);
409 datadir = g_build_filename (dir, "share", "evince", NULL);
412 datadir = g_strdup (DATADIR);
419 ev_previewer_window_init (EvPreviewerWindow *window)
424 GError *error = NULL;
425 gchar *datadir, *ui_path;
427 gtk_window_set_default_size (GTK_WINDOW (window), 600, 600);
429 window->action_group = gtk_action_group_new ("PreviewerActions");
430 gtk_action_group_set_translation_domain (window->action_group, NULL);
431 gtk_action_group_add_actions (window->action_group, action_entries,
432 G_N_ELEMENTS (action_entries),
434 gtk_action_group_add_toggle_actions (window->action_group, toggle_action_entries,
435 G_N_ELEMENTS (toggle_action_entries),
437 gtk_action_group_set_sensitive (window->action_group, FALSE);
439 action = g_object_new (EV_TYPE_PAGE_ACTION,
440 "name", "PageSelector",
442 "tooltip", _("Select Page"),
443 "icon_name", "text-x-generic",
444 "visible_overflown", FALSE,
446 g_signal_connect (action, "activate_link",
447 G_CALLBACK (ev_previewer_window_action_page_activated),
449 gtk_action_group_add_action (window->action_group, action);
450 g_object_unref (action);
452 window->ui_manager = gtk_ui_manager_new ();
453 gtk_ui_manager_insert_action_group (window->ui_manager,
454 window->action_group, 0);
455 gtk_window_add_accel_group (GTK_WINDOW (window),
456 gtk_ui_manager_get_accel_group (window->ui_manager));
457 datadir = data_dir ();
458 ui_path = g_build_filename (datadir, "evince-previewer-ui.xml", NULL);
459 if (!gtk_ui_manager_add_ui_from_file (window->ui_manager, ui_path, &error)) {
460 g_warning ("Failed to load ui from evince-previewer-ui.xml: %s", error->message);
461 g_error_free (error);
466 vbox = gtk_vbox_new (FALSE, 0);
468 toolbar = gtk_ui_manager_get_widget (window->ui_manager, "/PreviewToolbar");
469 gtk_box_pack_start (GTK_BOX (vbox), toolbar, FALSE, FALSE, 0);
470 gtk_widget_show (toolbar);
472 window->swindow = gtk_scrolled_window_new (NULL, NULL);
473 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (window->swindow),
474 GTK_POLICY_AUTOMATIC,
475 GTK_POLICY_AUTOMATIC);
477 window->view = EV_VIEW (ev_view_new ());
478 g_signal_connect (window->view, "notify::sizing-mode",
479 G_CALLBACK (view_sizing_mode_changed),
481 g_signal_connect_swapped (window->view, "zoom_invalid",
482 G_CALLBACK (ev_previewer_window_set_view_size),
485 ev_view_set_screen_dpi (window->view, get_screen_dpi (GTK_WINDOW (window)));
486 ev_view_set_continuous (window->view, FALSE);
487 ev_view_set_sizing_mode (window->view, EV_SIZING_FIT_WIDTH);
488 ev_view_set_loading (window->view, TRUE);
489 view_sizing_mode_changed (window->view, NULL, window);
491 gtk_container_add (GTK_CONTAINER (window->swindow), GTK_WIDGET (window->view));
492 gtk_widget_show (GTK_WIDGET (window->view));
494 gtk_box_pack_start (GTK_BOX (vbox), window->swindow, TRUE, TRUE, 0);
495 gtk_widget_show (window->swindow);
497 gtk_container_add (GTK_CONTAINER (window), vbox);
498 gtk_widget_show (vbox);
502 ev_previewer_window_class_init (EvPreviewerWindowClass *klass)
504 GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
506 gobject_class->dispose = ev_previewer_window_dispose;
511 ev_previewer_window_new (void)
513 return GTK_WIDGET (g_object_new (EV_TYPE_PREVIEWER_WINDOW, NULL));
517 ev_previewer_window_set_document (EvPreviewerWindow *window,
518 EvDocument *document)
522 g_return_if_fail (EV_IS_PREVIEWER_WINDOW (window));
523 g_return_if_fail (EV_IS_DOCUMENT (document));
525 if (window->document)
528 action = gtk_action_group_get_action (window->action_group, "PageSelector");
529 ev_page_action_set_document (EV_PAGE_ACTION (action), document);
530 gtk_action_group_set_sensitive (window->action_group, TRUE);
532 window->document = g_object_ref (document);
533 ev_view_set_document (window->view, document);
534 ev_view_set_zoom (window->view,
535 get_screen_dpi (GTK_WINDOW (window)) / 72.0,
537 ev_view_set_loading (window->view, FALSE);
541 ev_previewer_window_set_print_settings (EvPreviewerWindow *window,
542 const gchar *print_settings)
544 if (window->print_settings)
545 g_object_unref (window->print_settings);
546 if (window->print_page_setup)
547 g_object_unref (window->print_page_setup);
548 if (window->print_job_title)
549 g_free (window->print_job_title);
551 if (print_settings && g_file_test (print_settings, G_FILE_TEST_IS_REGULAR)) {
553 GError *error = NULL;
555 key_file = g_key_file_new ();
556 g_key_file_load_from_file (key_file,
558 G_KEY_FILE_KEEP_COMMENTS |
559 G_KEY_FILE_KEEP_TRANSLATIONS,
562 GtkPrintSettings *psettings;
563 GtkPageSetup *psetup;
566 psettings = gtk_print_settings_new_from_key_file (key_file,
569 window->print_settings = psettings ? psettings : gtk_print_settings_new ();
571 psetup = gtk_page_setup_new_from_key_file (key_file,
574 window->print_page_setup = psetup ? psetup : gtk_page_setup_new ();
576 job_name = g_key_file_get_string (key_file,
577 "Print Job", "title",
580 window->print_job_title = job_name;
581 gtk_window_set_title (GTK_WINDOW (window), job_name);
584 window->print_settings = gtk_print_settings_new ();
585 window->print_page_setup = gtk_page_setup_new ();
586 g_error_free (error);
589 g_key_file_free (key_file);
591 window->print_settings = gtk_print_settings_new ();
592 window->print_page_setup = gtk_page_setup_new ();
597 ev_previewer_window_set_source_file (EvPreviewerWindow *window,
598 const gchar *source_file)
600 if (window->source_file)
601 g_free (window->source_file);
602 window->source_file = g_strdup (source_file);