inicial

1 files changed, 129 insertions, 0 deletions

diff --git a/libdocument/ev-document-links.c b/libdocument/ev-document-links.c
new file mode 100644
index 00000000..19a2b7e1
--- /dev/null
+++ b/libdocument/ev-document-links.c
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+/* ev-document-links.h
+ *  this file is part of evince, a mate document_links viewer
+ * 
+ * Copyright (C) 2004 Red Hat, Inc.
+ *
+ * Author:
+ *   Jonathan Blandford <[email protected]>
+ *
+ * Evince 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.
+ *
+ * Evince 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.
+ */
+
+#include "config.h"
+
+#include "ev-document-links.h"
+
+G_DEFINE_INTERFACE (EvDocumentLinks, ev_document_links, 0)
+
+static void
+ev_document_links_default_init (EvDocumentLinksInterface *klass)
+{
+}
+
+gboolean
+ev_document_links_has_document_links (EvDocumentLinks *document_links)
+{
+	EvDocumentLinksInterface *iface = EV_DOCUMENT_LINKS_GET_IFACE (document_links);
+	gboolean retval;
+
+	retval = iface->has_document_links (document_links);
+
+	return retval;
+}
+
+GtkTreeModel *
+ev_document_links_get_links_model (EvDocumentLinks *document_links)
+{
+	EvDocumentLinksInterface *iface = EV_DOCUMENT_LINKS_GET_IFACE (document_links);
+	GtkTreeModel *retval;
+
+	retval = iface->get_links_model (document_links);
+
+	return retval;
+}
+
+EvMappingList *
+ev_document_links_get_links (EvDocumentLinks *document_links,
+			     EvPage          *page)
+{
+	EvDocumentLinksInterface *iface = EV_DOCUMENT_LINKS_GET_IFACE (document_links);
+
+	return iface->get_links (document_links, page);
+}
+
+EvLinkDest *
+ev_document_links_find_link_dest (EvDocumentLinks *document_links,
+				  const gchar     *link_name)
+{
+	EvDocumentLinksInterface *iface = EV_DOCUMENT_LINKS_GET_IFACE (document_links);
+	EvLinkDest *retval;
+
+	ev_document_doc_mutex_lock ();
+	retval = iface->find_link_dest (document_links, link_name);
+	ev_document_doc_mutex_unlock ();
+
+	return retval;
+}
+
+/* Helper functions */
+gint
+ev_document_links_get_dest_page (EvDocumentLinks *document_links,
+				 EvLinkDest      *dest)
+{
+	gint page = -1;
+
+	switch (ev_link_dest_get_dest_type (dest)) {
+	case EV_LINK_DEST_TYPE_NAMED: {
+		EvLinkDest *dest2;
+
+		dest2 = ev_document_links_find_link_dest (document_links,
+							  ev_link_dest_get_named_dest (dest));
+		if (dest2) {
+			page = ev_link_dest_get_page (dest2);
+			g_object_unref (dest2);
+		}
+	}
+		break;
+	case EV_LINK_DEST_TYPE_PAGE_LABEL:
+		ev_document_find_page_by_label (EV_DOCUMENT (document_links),
+						ev_link_dest_get_page_label (dest),
+						&page);
+		break;
+	default:
+		page = ev_link_dest_get_page (dest);
+	}
+
+	return page;
+}
+
+gchar *
+ev_document_links_get_dest_page_label (EvDocumentLinks *document_links,
+				       EvLinkDest      *dest)
+{
+	gchar *label = NULL;
+
+	if (ev_link_dest_get_dest_type (dest) == EV_LINK_DEST_TYPE_PAGE_LABEL) {
+		label = g_strdup (ev_link_dest_get_page_label (dest));
+	} else {
+		gint page;
+
+		page = ev_document_links_get_dest_page (document_links, dest);
+		if (page != -1)
+			label = ev_document_get_page_label (EV_DOCUMENT (document_links),
+							    page);
+	}
+
+	return label;
+}