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ev-window.c
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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */
/* this file is part of xreader, a generic document viewer
*
* Copyright (C) 2009 Juanjo Marín <juanj.marin@juntadeandalucia.es>
* Copyright (C) 2008 Carlos Garcia Campos
* Copyright (C) 2004 Martin Kretzschmar
* Copyright (C) 2004 Red Hat, Inc.
* Copyright (C) 2000, 2001, 2002, 2003, 2004 Marco Pesenti Gritti
* Copyright © 2003, 2004, 2005, 2009 Christian Persch
*
* Author:
* Martin Kretzschmar <martink@gnome.org>
*
* Xreader is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Xreader is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <math.h>
#include <glib/gstdio.h>
#include <glib/gi18n.h>
#include <gio/gio.h>
#include <gtk/gtk.h>
#include "eggfindbar.h"
#include "ephy-zoom-action.h"
#include "ephy-zoom.h"
#include "ev-application.h"
#include "ev-document-factory.h"
#include "ev-document-find.h"
#include "ev-document-fonts.h"
#include "ev-document-images.h"
#include "ev-document-links.h"
#include "ev-document-thumbnails.h"
#include "ev-document-annotations.h"
#include "ev-document-type-builtins.h"
#include "ev-document-misc.h"
#include "ev-file-exporter.h"
#include "ev-file-helpers.h"
#include "ev-file-monitor.h"
#include "ev-history.h"
#include "ev-image.h"
#include "ev-job-scheduler.h"
#include "ev-jobs.h"
#include "ev-message-area.h"
#include "ev-metadata.h"
#include "ev-open-recent-action.h"
#include "ev-page-action.h"
#include "ev-history-action.h"
#include "ev-password-view.h"
#include "ev-properties-dialog.h"
#include "ev-preferences-dialog.h"
#include "ev-sidebar-annotations.h"
#include "ev-sidebar-attachments.h"
#include "ev-sidebar-bookmarks.h"
#include "ev-sidebar.h"
#include "ev-sidebar-links.h"
#include "ev-sidebar-page.h"
#include "ev-sidebar-thumbnails.h"
#include "ev-sidebar-layers.h"
#include "ev-stock-icons.h"
#include "ev-utils.h"
#include "ev-keyring.h"
#include "ev-view.h"
#include "ev-web-view.h"
#include "ev-view-presentation.h"
#include "ev-view-type-builtins.h"
#include "ev-window.h"
#include "ev-window-title.h"
#include "ev-print-operation.h"
#include "ev-progress-message-area.h"
#include "ev-annotation-properties-dialog.h"
#include "ev-bookmarks.h"
#include "ev-bookmark-action.h"
#include "ev-toolbar.h"
#include "ev-recent-view.h"
#ifdef ENABLE_DBUS
#include "ev-gdbus-generated.h"
#endif /* ENABLE_DBUS */
typedef enum {
PAGE_MODE_DOCUMENT,
PAGE_MODE_PASSWORD
} EvWindowPageMode;
typedef enum {
EV_CHROME_MENUBAR = 1 << 0,
EV_CHROME_TOOLBAR = 1 << 1,
EV_CHROME_FINDBAR = 1 << 2,
EV_CHROME_RAISE_TOOLBAR = 1 << 3,
EV_CHROME_FULLSCREEN_TOOLBAR = 1 << 4,
EV_CHROME_SIDEBAR = 1 << 5,
EV_CHROME_NORMAL = EV_CHROME_MENUBAR | EV_CHROME_TOOLBAR | EV_CHROME_SIDEBAR
} EvChrome;
typedef enum {
EV_SAVE_DOCUMENT,
EV_SAVE_ATTACHMENT,
EV_SAVE_IMAGE
} EvSaveType;
struct _EvWindowPrivate {
/* UI */
EvChrome chrome;
GtkWidget *main_box;
GtkWidget *menubar;
GtkWidget *toolbar;
GtkWidget *toolbar_revealer;
GtkWidget *hpaned;
GtkWidget *view_box;
GtkWidget *sidebar;
GtkWidget *find_bar;
GtkWidget *scrolled_window;
GtkWidget *view;
GtkWidget *presentation_view;
GtkWidget *message_area;
GtkWidget *password_view;
GtkWidget *sidebar_thumbs;
GtkWidget *sidebar_links;
GtkWidget *sidebar_attachments;
GtkWidget *sidebar_layers;
GtkWidget *sidebar_annots;
GtkWidget *sidebar_bookmarks;
#if ENABLE_EPUB
GtkWidget *webview;
#endif
/* Settings */
GSettings *settings;
GSettings *default_settings;
/* Menubar accels */
guint menubar_accel_keyval;
GdkModifierType menubar_accel_modifier;
/* Progress Messages */
guint progress_idle;
GCancellable *progress_cancellable;
/* Dialogs */
GtkWidget *properties;
GtkWidget *print_dialog;
/* UI Builders */
GtkActionGroup *action_group;
GtkActionGroup *view_popup_action_group;
GtkActionGroup *attachment_popup_action_group;
GtkRecentManager *recent_manager;
GtkActionGroup *recent_action_group;
guint recent_ui_id;
GtkActionGroup *bookmarks_action_group;
guint bookmarks_ui_id;
GtkUIManager *ui_manager;
/* Popup view */
GtkWidget *view_popup;
EvLink *link;
EvImage *image;
EvAnnotation *annot;
/* Popup attachment */
GtkWidget *attachment_popup;
GList *attach_list;
/* Recent view */
EvRecentView *recent_view;
/* Document */
EvDocumentModel *model;
char *uri;
glong uri_mtime;
char *local_uri;
gboolean in_reload;
EvFileMonitor *monitor;
guint setup_document_idle;
EvDocument *document;
EvHistory *history;
EvWindowPageMode page_mode;
EvWindowTitle *title;
EvMetadata *metadata;
EvBookmarks *bookmarks;
/* Load params */
EvLinkDest *dest;
gchar *search_string;
EvWindowRunMode window_mode;
EvJob *load_job;
EvJob *reload_job;
EvJob *thumbnail_job;
EvJob *save_job;
EvJob *find_job;
/* Printing */
GQueue *print_queue;
GtkPrintSettings *print_settings;
GtkPageSetup *print_page_setup;
gboolean close_after_print;
#ifdef ENABLE_DBUS
/* DBus */
EvXreaderWindow *skeleton;
gchar *dbus_object_path;
#endif
};
#define EV_WINDOW_GET_PRIVATE(object) \
(G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_WINDOW, EvWindowPrivate))
#define EV_WINDOW_IS_PRESENTATION(w) (w->priv->presentation_view != NULL)
#define PAGE_SELECTOR_ACTION "PageSelector"
#define HISTORY_ACTION "History"
#ifdef ENABLE_DBUS
#define EV_WINDOW_DBUS_OBJECT_PATH "/org/x/reader/Window/%d"
#define EV_WINDOW_DBUS_INTERFACE "org.x.reader.Window"
#endif
#define SIDEBAR_DEFAULT_SIZE 132
#define LINKS_SIDEBAR_ID "links"
#define THUMBNAILS_SIDEBAR_ID "thumbnails"
#define ATTACHMENTS_SIDEBAR_ID "attachments"
#define LAYERS_SIDEBAR_ID "layers"
#define ANNOTS_SIDEBAR_ID "annotations"
#define BOOKMARKS_SIDEBAR_ID "bookmarks"
#define EV_PRINT_SETTINGS_FILE "print-settings"
#define EV_PRINT_SETTINGS_GROUP "Print Settings"
#define EV_PAGE_SETUP_GROUP "Page Setup"
#define MIN_SCALE 0.05409
#define MAX_RECENT_ITEM_LEN (40)
static const gchar *document_print_settings[] = {
GTK_PRINT_SETTINGS_N_COPIES,
GTK_PRINT_SETTINGS_COLLATE,
GTK_PRINT_SETTINGS_REVERSE,
GTK_PRINT_SETTINGS_NUMBER_UP,
GTK_PRINT_SETTINGS_SCALE,
GTK_PRINT_SETTINGS_PRINT_PAGES,
GTK_PRINT_SETTINGS_PAGE_RANGES,
GTK_PRINT_SETTINGS_PAGE_SET,
GTK_PRINT_SETTINGS_OUTPUT_URI
};
static void ev_window_update_actions (EvWindow *ev_window);
static void ev_window_sidebar_visibility_changed_cb (EvSidebar *ev_sidebar,
GParamSpec *pspec,
EvWindow *ev_window);
static void ev_window_view_toolbar_cb (GtkAction *action,
EvWindow *ev_window);
static void ev_window_set_page_mode (EvWindow *window,
EvWindowPageMode page_mode);
static void ev_window_load_job_cb (EvJob *job,
gpointer data);
static void ev_window_reload_document (EvWindow *window,
EvLinkDest *dest);
static void ev_window_reload_job_cb (EvJob *job,
EvWindow *window);
static void ev_window_set_icon_from_thumbnail (EvJobThumbnail *job,
EvWindow *ev_window);
static void ev_window_save_job_cb (EvJob *save,
EvWindow *window);
static void ev_window_sizing_mode_changed_cb (EvDocumentModel *model,
GParamSpec *pspec,
EvWindow *ev_window);
static void ev_window_zoom_changed_cb (EvDocumentModel *model,
GParamSpec *pspec,
EvWindow *ev_window);
static void ev_window_add_recent (EvWindow *window,
const char *filename);
static void ev_window_run_fullscreen (EvWindow *window);
static void ev_window_stop_fullscreen (EvWindow *window,
gboolean unfullscreen_window);
static void ev_window_cmd_view_fullscreen (GtkAction *action,
EvWindow *window);
static void ev_window_run_presentation (EvWindow *window);
static void ev_window_stop_presentation (EvWindow *window,
gboolean unfullscreen_window);
static void ev_window_cmd_view_presentation (GtkAction *action,
EvWindow *window);
static void ev_view_popup_cmd_open_link (GtkAction *action,
EvWindow *window);
static void ev_view_popup_cmd_open_link_new_window (GtkAction *action,
EvWindow *window);
static void ev_view_popup_cmd_copy_link_address (GtkAction *action,
EvWindow *window);
static void ev_view_popup_cmd_save_image_as (GtkAction *action,
EvWindow *window);
static void ev_view_popup_cmd_copy_image (GtkAction *action,
EvWindow *window);
static void ev_view_popup_cmd_remove_annotation (GtkAction *action,
EvWindow *window);
static void ev_view_popup_cmd_annot_properties (GtkAction *action,
EvWindow *window);
static void ev_attachment_popup_cmd_open_attachment (GtkAction *action,
EvWindow *window);
static void ev_attachment_popup_cmd_save_attachment_as (GtkAction *action,
EvWindow *window);
static void ev_window_cmd_view_best_fit (GtkAction *action,
EvWindow *ev_window);
static void ev_window_cmd_view_page_width (GtkAction *action,
EvWindow *ev_window);
static void ev_window_cmd_view_expand_window (GtkAction *action,
EvWindow *ev_window);
static void view_handle_link_cb (EvView *view,
EvLink *link,
EvWindow *window);
static void ev_window_update_find_status_message (EvWindow *ev_window);
static void ev_window_cmd_edit_find (GtkAction *action,
EvWindow *ev_window);
static void find_bar_search_changed_cb (EggFindBar *find_bar,
GParamSpec *param,
EvWindow *ev_window);
static void view_external_link_cb (EvWindow *window,
EvLinkAction *action);
static void ev_window_load_file_remote (EvWindow *ev_window,
GFile *source_file);
static void ev_window_update_max_min_scale (EvWindow *window);
#ifdef ENABLE_DBUS
static void ev_window_emit_closed (EvWindow *window);
static void ev_window_emit_doc_loaded (EvWindow *window);
#endif
static void ev_window_setup_bookmarks (EvWindow *window);
static void zoom_control_changed_cb (EphyZoomAction *action,
float zoom,
EvWindow *ev_window);
static gint compare_recent_items (GtkRecentInfo *a,
GtkRecentInfo *b);
static void ev_window_destroy_recent_view (EvWindow *ev_window);
static void recent_view_item_activated_cb (EvRecentView *recent_view,
const char *uri,
EvWindow *ev_window);
G_DEFINE_TYPE (EvWindow, ev_window, GTK_TYPE_APPLICATION_WINDOW)
static gdouble
get_screen_dpi (EvWindow *window)
{
GdkScreen *screen;
gint monitor;
screen = gtk_window_get_screen (GTK_WINDOW (window));
monitor = gdk_screen_get_monitor_at_window(screen, gtk_widget_get_window(GTK_WIDGET(GTK_WINDOW(window))));
return ev_document_misc_get_screen_dpi (screen, monitor);
}
static void
ev_window_set_action_sensitive (EvWindow *ev_window,
const char *name,
gboolean sensitive)
{
GtkAction *action = gtk_action_group_get_action (ev_window->priv->action_group, name);
gtk_action_set_sensitive (action, sensitive);
}
static void
ev_window_setup_action_sensitivity (EvWindow *ev_window)
{
EvDocument *document = ev_window->priv->document;
const EvDocumentInfo *info = NULL;
gboolean has_document = FALSE;
gboolean ok_to_print = TRUE;
gboolean ok_to_copy = TRUE;
gboolean has_properties = TRUE;
gboolean override_restrictions = TRUE;
gboolean can_get_text = FALSE;
gboolean has_pages = FALSE;
gboolean can_find = FALSE;
if (document) {
has_document = TRUE;
has_pages = ev_document_get_n_pages (document) > 0;
info = ev_document_get_info (document);
}
if (!info || info->fields_mask == 0) {
has_properties = FALSE;
}
if (has_document && EV_IS_SELECTION (document)) {
can_get_text = TRUE;
}
else if (has_document && document->iswebdocument) {
can_get_text = TRUE;
}
if (has_pages && EV_IS_DOCUMENT_FIND (document)) {
can_find = TRUE;
}
if (has_document && ev_window->priv->settings) {
override_restrictions =
g_settings_get_boolean (ev_window->priv->settings,
GS_OVERRIDE_RESTRICTIONS);
}
if (!override_restrictions && info && info->fields_mask & EV_DOCUMENT_INFO_PERMISSIONS) {
ok_to_print = (info->permissions & EV_DOCUMENT_PERMISSIONS_OK_TO_PRINT);
ok_to_copy = (info->permissions & EV_DOCUMENT_PERMISSIONS_OK_TO_COPY);
}
if (has_document && !ev_print_operation_exists_for_document(document))
ok_to_print = FALSE;
/* File menu */
ev_window_set_action_sensitive (ev_window, "FileOpenCopy", has_document);
ev_window_set_action_sensitive (ev_window, "FileSaveAs", has_document && ok_to_copy);
ev_window_set_action_sensitive (ev_window, "FilePrint", has_pages && ok_to_print);
ev_window_set_action_sensitive (ev_window, "FileProperties", has_document && has_properties);
/* Edit menu */
ev_window_set_action_sensitive (ev_window, "EditSelectAll", has_pages && can_get_text);
ev_window_set_action_sensitive (ev_window, "EditFind", can_find);
ev_window_set_action_sensitive (ev_window, "Slash", can_find);
ev_window_set_action_sensitive (ev_window, "EditRotateLeft", has_pages && !(document->iswebdocument));
ev_window_set_action_sensitive (ev_window, "EditRotateRight", has_pages && !(document->iswebdocument));
/* View menu */
/*If it has pages it is a document, so our check for a webdocument won't lead to a crash. We need to switch these view modes off since more than one
*webview is hard to manage, and would lead to unexpected behaviour in case the number of webviews gets too large.
*/
ev_window_set_action_sensitive (ev_window, "ViewContinuous", has_pages && !(document->iswebdocument));
ev_window_set_action_sensitive (ev_window, "ViewDual", has_pages && !(document->iswebdocument));
ev_window_set_action_sensitive (ev_window, "ViewDualOddLeft", has_pages);
ev_window_set_action_sensitive (ev_window, "ViewBestFit", has_pages && !(document->iswebdocument));
ev_window_set_action_sensitive (ev_window, "ViewPageWidth", has_pages && !(document->iswebdocument));
ev_window_set_action_sensitive (ev_window, "ViewReload", has_pages);
ev_window_set_action_sensitive (ev_window, "ViewAutoscroll", has_pages && !(document->iswebdocument));
ev_window_set_action_sensitive (ev_window, "ViewInvertedColors", has_pages);
ev_window_set_action_sensitive (ev_window, "ViewExpandWindow", has_pages && !(document->iswebdocument));
ev_window_set_action_sensitive (ev_window, "ViewZoomIn", has_pages && !(document->iswebdocument));
ev_window_set_action_sensitive (ev_window, "ViewZoomOut", has_pages && !(document->iswebdocument));
ev_window_set_action_sensitive (ev_window, "ViewZoomReset", has_pages && !(document->iswebdocument));
ev_window_set_action_sensitive (ev_window, "ViewPresentation", has_pages && !(document->iswebdocument));
/* Bookmarks menu */
ev_window_set_action_sensitive (ev_window, "BookmarksAdd", has_pages && ev_window->priv->bookmarks);
/* Toolbar-specific actions: */
ev_window_set_action_sensitive (ev_window, PAGE_SELECTOR_ACTION, has_pages);
ev_toolbar_set_preset_sensitivity (ev_window->priv->toolbar, has_pages && !(document->iswebdocument));
ev_window_update_actions (ev_window);
}
static void
ev_window_update_actions (EvWindow *ev_window)
{
#if ENABLE_EPUB
EvWebView *webview = NULL;
#endif
EvView *view = NULL;
int n_pages = 0, page = -1;
gboolean has_pages = FALSE;
gboolean presentation_mode;
gboolean can_find_in_page = FALSE;
EvSizingMode sizing_mode;
if (ev_window->priv->document) {
page = ev_document_model_get_page (ev_window->priv->model);
n_pages = ev_document_get_n_pages (ev_window->priv->document);
has_pages = n_pages > 0;
}
#if ENABLE_EPUB
if (ev_window->priv->document && ev_window->priv->document->iswebdocument == TRUE ) {
webview = EV_WEB_VIEW(ev_window->priv->webview);
} else
#endif
{
view = EV_VIEW (ev_window->priv->view);
}
can_find_in_page = (ev_window->priv->find_job && ev_job_find_has_results (EV_JOB_FIND (ev_window->priv->find_job)));
if (view) {
ev_window_set_action_sensitive (ev_window, "EditCopy", has_pages && ev_view_get_has_selection (view));
}
#if ENABLE_EPUB
else if (webview) {
/*
* The webkit2 function for this is an asynchronous call,
* so our only option is to set this to always on, and we'll take care of whether we can copy
* or not when this command is actually given.
*/
ev_window_set_action_sensitive (ev_window,"EditCopy", has_pages);
}
#endif
ev_window_set_action_sensitive (ev_window, "EditFindNext", has_pages && can_find_in_page);
ev_window_set_action_sensitive (ev_window, "EditFindPrevious", has_pages && can_find_in_page);
ev_window_set_action_sensitive (ev_window, "F3", has_pages && can_find_in_page);
presentation_mode = EV_WINDOW_IS_PRESENTATION (ev_window);
if (ev_window->priv->document && ev_window->priv->document->iswebdocument == FALSE ) {
ev_window_set_action_sensitive (ev_window, "ViewZoomIn",
has_pages && ev_view_can_zoom_in (view) && !presentation_mode);
ev_window_set_action_sensitive (ev_window, "ViewZoomOut",
has_pages && ev_view_can_zoom_out (view) && !presentation_mode);
ev_window_set_action_sensitive (ev_window, "ViewZoomReset", has_pages && !presentation_mode);
}
/* Go menu */
if (has_pages) {
ev_window_set_action_sensitive (ev_window, "GoPreviousPage", page > 0);
ev_window_set_action_sensitive (ev_window, "GoNextPage", page < n_pages - 1);
ev_window_set_action_sensitive (ev_window, "GoFirstPage", page > 0);
ev_window_set_action_sensitive (ev_window, "GoLastPage", page < n_pages - 1);
ev_window_set_action_sensitive (ev_window, "GoPreviousHistory",
ev_history_can_go_back (ev_window->priv->history));
ev_window_set_action_sensitive (ev_window, "GoNextHistory",
ev_history_can_go_forward (ev_window->priv->history));
} else {
ev_window_set_action_sensitive (ev_window, "GoFirstPage", FALSE);
ev_window_set_action_sensitive (ev_window, "GoPreviousPage", FALSE);
ev_window_set_action_sensitive (ev_window, "GoNextPage", FALSE);
ev_window_set_action_sensitive (ev_window, "GoLastPage", FALSE);
ev_window_set_action_sensitive (ev_window, "GoPreviousHistory", FALSE);
ev_window_set_action_sensitive (ev_window, "GoNextHistory", FALSE);
}
}
static void
ev_window_set_view_accels_sensitivity (EvWindow *window,
gboolean sensitive)
{
gboolean can_find;
can_find = window->priv->document && EV_IS_DOCUMENT_FIND (window->priv->document);
if (window->priv->action_group) {
ev_window_set_action_sensitive (window, "PageDown", sensitive);
ev_window_set_action_sensitive (window, "PageUp", sensitive);
ev_window_set_action_sensitive (window, "Space", sensitive);
ev_window_set_action_sensitive (window, "ShiftSpace", sensitive);
ev_window_set_action_sensitive (window, "BackSpace", sensitive);
ev_window_set_action_sensitive (window, "ShiftBackSpace", sensitive);
ev_window_set_action_sensitive (window, "Return", sensitive);
ev_window_set_action_sensitive (window, "ShiftReturn", sensitive);
ev_window_set_action_sensitive (window, "Plus", sensitive);
ev_window_set_action_sensitive (window, "Minus", sensitive);
ev_window_set_action_sensitive (window, "KpPlus", sensitive);
ev_window_set_action_sensitive (window, "KpMinus", sensitive);
ev_window_set_action_sensitive (window, "Equal", sensitive);
ev_window_set_action_sensitive (window, "p", sensitive);
ev_window_set_action_sensitive (window, "n", sensitive);
ev_window_set_action_sensitive (window, "Slash", sensitive && can_find);
}
}
static void
set_widget_visibility (GtkWidget *widget,
gboolean visible)
{
g_assert (GTK_IS_WIDGET (widget));
if (visible)
gtk_widget_show (widget);
else
gtk_widget_hide (widget);
}
static void
update_chrome_visibility (EvWindow *window)
{
EvWindowPrivate *priv = window->priv;
gboolean menubar, toolbar, findbar, fullscreen_toolbar, sidebar;
gboolean fullscreen_mode, presentation, fullscreen;
presentation = EV_WINDOW_IS_PRESENTATION (window);
fullscreen = ev_document_model_get_fullscreen (priv->model);
fullscreen_mode = fullscreen || presentation;
menubar = (priv->chrome & EV_CHROME_MENUBAR) != 0 && !fullscreen_mode;
toolbar = ((priv->chrome & EV_CHROME_TOOLBAR) != 0 ||
(priv->chrome & EV_CHROME_RAISE_TOOLBAR) != 0) && !presentation;
fullscreen_toolbar = ((priv->chrome & EV_CHROME_FULLSCREEN_TOOLBAR) != 0 ||
(priv->chrome & EV_CHROME_RAISE_TOOLBAR) != 0) && fullscreen;
findbar = (priv->chrome & EV_CHROME_FINDBAR) != 0;
sidebar = (priv->chrome & EV_CHROME_SIDEBAR) != 0 && priv->document && !presentation;
set_widget_visibility (priv->menubar, menubar);
set_widget_visibility (priv->find_bar, findbar);
set_widget_visibility (priv->sidebar, sidebar);
gtk_revealer_set_reveal_child (GTK_REVEALER (priv->toolbar_revealer), toolbar);
ev_toolbar_set_style (priv->toolbar, fullscreen_toolbar);
}
static void
update_chrome_flag (EvWindow *window,
EvChrome flag,
gboolean active)
{
EvWindowPrivate *priv = window->priv;
if (active) {
priv->chrome |= flag;
} else {
priv->chrome &= ~flag;
}
}
static void
update_sizing_buttons (EvWindow *window)
{
GtkActionGroup *action_group = window->priv->action_group;
GtkAction *action;
gboolean best_fit, page_width;
switch (ev_document_model_get_sizing_mode (window->priv->model)) {
case EV_SIZING_BEST_FIT:
best_fit = TRUE;
page_width = FALSE;
break;
case EV_SIZING_FIT_WIDTH:
best_fit = FALSE;
page_width = TRUE;
break;
default:
best_fit = page_width = FALSE;
break;
}
action = gtk_action_group_get_action (action_group, "ViewBestFit");
g_signal_handlers_block_by_func (action, G_CALLBACK (ev_window_cmd_view_best_fit), window);
gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), best_fit);
g_signal_handlers_unblock_by_func (action, G_CALLBACK (ev_window_cmd_view_best_fit), window);
action = gtk_action_group_get_action (action_group, "ViewPageWidth");
g_signal_handlers_block_by_func (action, G_CALLBACK (ev_window_cmd_view_page_width), window);
gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), page_width);
g_signal_handlers_unblock_by_func (action, G_CALLBACK (ev_window_cmd_view_page_width), window);
}
static void
update_chrome_actions (EvWindow *window)
{
EvWindowPrivate *priv = window->priv;
GtkActionGroup *action_group = priv->action_group;
GtkAction *action;
action= gtk_action_group_get_action (action_group, "ViewToolbar");
g_signal_handlers_block_by_func
(action, G_CALLBACK (ev_window_view_toolbar_cb), window);
gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
(priv->chrome & EV_CHROME_TOOLBAR) != 0);
g_signal_handlers_unblock_by_func
(action, G_CALLBACK (ev_window_view_toolbar_cb), window);
}
/**
* ev_window_is_empty:
* @ev_window: The instance of the #EvWindow.
*
* It does look if there is any document loaded or if there is any job to load
* a document.
*
* Returns: %TRUE if there isn't any document loaded or any any documente to be
* loaded, %FALSE in other case.
*/
gboolean
ev_window_is_empty (const EvWindow *ev_window)
{
g_return_val_if_fail (EV_IS_WINDOW (ev_window), FALSE);
return (ev_window->priv->document == NULL) && (ev_window->priv->load_job == NULL);
}
static void
ev_window_set_message_area (EvWindow *window,
GtkWidget *area)
{
if (window->priv->message_area == area)
return;
if (window->priv->message_area)
gtk_widget_destroy (window->priv->message_area);
window->priv->message_area = area;
if (!area)
return;
gtk_box_pack_start (GTK_BOX (window->priv->view_box), window->priv->message_area, FALSE, FALSE, 0);
gtk_box_reorder_child (GTK_BOX (window->priv->view_box), window->priv->message_area, 0);
g_object_add_weak_pointer (G_OBJECT (window->priv->message_area), (gpointer) &(window->priv->message_area));
}
static void
ev_window_message_area_response_cb (EvMessageArea *area,
gint response_id,
EvWindow *window)
{
ev_window_set_message_area (window, NULL);
}
static void
ev_window_error_message (EvWindow *window,
GError *error,
const gchar *format,
...)
{
GtkWidget *area;
va_list args;
gchar *msg = NULL;
if (window->priv->message_area)
return;
va_start (args, format);
msg = g_strdup_vprintf (format, args);
va_end (args);
area = ev_message_area_new (GTK_MESSAGE_ERROR,
msg,
GTK_STOCK_CLOSE,
GTK_RESPONSE_CLOSE,
NULL);
g_free (msg);
if (error)
ev_message_area_set_secondary_text (EV_MESSAGE_AREA (area), error->message);
g_signal_connect (area, "response", G_CALLBACK (ev_window_message_area_response_cb), window);
gtk_widget_show (area);
ev_window_set_message_area (window, area);
}
static void
ev_window_warning_message (EvWindow *window,
const gchar *format,
...)
{
GtkWidget *area;
va_list args;
gchar *msg = NULL;
if (window->priv->message_area)
return;
va_start (args, format);
msg = g_strdup_vprintf (format, args);
va_end (args);
area = ev_message_area_new (GTK_MESSAGE_WARNING,
msg,
GTK_STOCK_CLOSE,
GTK_RESPONSE_CLOSE,
NULL);
g_free (msg);
g_signal_connect (area, "response", G_CALLBACK (ev_window_message_area_response_cb), window);
gtk_widget_show (area);
ev_window_set_message_area (window, area);
}
typedef struct _LinkTitleData {
EvLink *link;
const gchar *link_title;
} LinkTitleData;
static gboolean
find_link_cb (GtkTreeModel *tree_model,
GtkTreePath *path,
GtkTreeIter *iter,
LinkTitleData *data)
{
EvLink *link;
gboolean retval = FALSE;
gtk_tree_model_get (tree_model, iter, EV_DOCUMENT_LINKS_COLUMN_LINK, &link, -1);
if (!link)
{
return retval;
}
if (ev_link_action_equal (ev_link_get_action (data->link), ev_link_get_action (link)))
{
data->link_title = ev_link_get_title (link);
retval = TRUE;
}
g_object_unref (link);
return retval;
}
static const gchar *
ev_window_find_title_for_link (EvWindow *window,
EvLink *link)
{
if (EV_IS_DOCUMENT_LINKS (window->priv->document) &&
ev_document_links_has_document_links (EV_DOCUMENT_LINKS (window->priv->document))) {
LinkTitleData data;
GtkTreeModel *model;
data.link = link;
data.link_title = NULL;
g_object_get (G_OBJECT (window->priv->sidebar_links),
"model", &model,
NULL);
if (model) {
gtk_tree_model_foreach (model,
(GtkTreeModelForeachFunc)find_link_cb,
&data);
g_object_unref (model);
}
return data.link_title;
}
return NULL;
}
static void
view_handle_link_cb (EvView *view,
EvLink *link,
EvWindow *window)
{
EvLink *new_link = NULL;
if (!ev_link_get_title (link))
{
const gchar *link_title;
link_title = ev_window_find_title_for_link (window, link);
if (link_title)
{
new_link = ev_link_new (link_title, ev_link_get_action (link));
}
else
{
EvLinkAction *action;
EvLinkDest *dest;
gchar *page_label;
gchar *title;
action = ev_link_get_action (link);
dest = ev_link_action_get_dest (action);
page_label = ev_document_links_get_dest_page_label (EV_DOCUMENT_LINKS (window->priv->document), dest);
if (!page_label)
{
return;
}
title = g_strdup_printf (_("Page %s"), page_label);
g_free (page_label);
new_link = ev_link_new (title, action);
g_free (title);
}
}
ev_history_add_link (window->priv->history, new_link ? new_link : link);
if (new_link)
{
g_object_unref (new_link);
}
}
static void
view_selection_changed_cb (EvView *view,
EvWindow *window)
{
ev_window_set_action_sensitive (window, "EditCopy", ev_view_get_has_selection (view));
}
static void
view_layers_changed_cb (EvView *view,
EvWindow *window)
{
ev_sidebar_layers_update_layers_state (EV_SIDEBAR_LAYERS (window->priv->sidebar_layers));
}
static void
ev_window_page_changed_cb (EvWindow *ev_window,
gint old_page,
gint new_page,
EvDocumentModel *model)
{
ev_window_update_actions (ev_window);
ev_window_update_find_status_message (ev_window);
if (ev_window->priv->metadata && !ev_window_is_empty (ev_window))
ev_metadata_set_int (ev_window->priv->metadata, "page", new_page);
}
static const gchar *
ev_window_sidebar_get_current_page_id (EvWindow *ev_window)
{
GtkWidget *current_page;
const gchar *id;
g_object_get (ev_window->priv->sidebar, "current_page", ¤t_page, NULL);
if (current_page == ev_window->priv->sidebar_links) {
id = LINKS_SIDEBAR_ID;
} else if (current_page == ev_window->priv->sidebar_thumbs) {
id = THUMBNAILS_SIDEBAR_ID;
} else if (current_page == ev_window->priv->sidebar_attachments) {
id = ATTACHMENTS_SIDEBAR_ID;
} else if (current_page == ev_window->priv->sidebar_layers) {
id = LAYERS_SIDEBAR_ID;
} else if (current_page == ev_window->priv->sidebar_annots) {
id = ANNOTS_SIDEBAR_ID;
} else if (current_page == ev_window->priv->sidebar_bookmarks) {
id = BOOKMARKS_SIDEBAR_ID;
} else {
g_assert_not_reached();
}
g_object_unref (current_page);
return id;
}
static void
ev_window_sidebar_set_current_page (EvWindow *window,
const gchar *page_id)
{
EvDocument *document = window->priv->document;
EvSidebar *sidebar = EV_SIDEBAR (window->priv->sidebar);
GtkWidget *links = window->priv->sidebar_links;
GtkWidget *thumbs = window->priv->sidebar_thumbs;
GtkWidget *attachments = window->priv->sidebar_attachments;
GtkWidget *annots = window->priv->sidebar_annots;
GtkWidget *layers = window->priv->sidebar_layers;
GtkWidget *bookmarks = window->priv->sidebar_bookmarks;
if (strcmp (page_id, LINKS_SIDEBAR_ID) == 0 &&
ev_sidebar_page_support_document (EV_SIDEBAR_PAGE (links), document)) {
ev_sidebar_set_page (sidebar, links);
} else if (strcmp (page_id, THUMBNAILS_SIDEBAR_ID) == 0 &&
ev_sidebar_page_support_document (EV_SIDEBAR_PAGE (thumbs), document)) {
ev_sidebar_set_page (sidebar, thumbs);
} else if (strcmp (page_id, ATTACHMENTS_SIDEBAR_ID) == 0 &&
ev_sidebar_page_support_document (EV_SIDEBAR_PAGE (attachments), document)) {
ev_sidebar_set_page (sidebar, attachments);
} else if (strcmp (page_id, LAYERS_SIDEBAR_ID) == 0 &&
ev_sidebar_page_support_document (EV_SIDEBAR_PAGE (layers), document)) {
ev_sidebar_set_page (sidebar, layers);
} else if (strcmp (page_id, ANNOTS_SIDEBAR_ID) == 0 &&
ev_sidebar_page_support_document (EV_SIDEBAR_PAGE (annots), document)) {
ev_sidebar_set_page (sidebar, annots);
} else if (strcmp (page_id, BOOKMARKS_SIDEBAR_ID) == 0 &&
ev_sidebar_page_support_document (EV_SIDEBAR_PAGE (bookmarks), document)) {
ev_sidebar_set_page (sidebar, bookmarks);
}
}
static void
update_document_mode (EvWindow *window,
EvDocumentMode mode)
{
if (mode == EV_DOCUMENT_MODE_PRESENTATION) {
if (window->priv->document) {
if (window->priv->document->iswebdocument) {
ev_window_warning_message(window,_("Cannot enter presentation mode with ePub documents use fullscreen mode instead."));
return;
}
}
ev_window_run_presentation (window);
}
else if (mode == EV_DOCUMENT_MODE_FULL_SCREEN) {
ev_window_run_fullscreen (window);
}
}
static void
ev_window_init_metadata_with_default_values (EvWindow *window)
{
GSettings *settings = window->priv->default_settings;
EvMetadata *metadata = window->priv->metadata;