From: Carlos Garcia Campos Date: Sun, 3 Jan 2010 17:01:52 +0000 (+0100) Subject: [libcodument] Add helper methods to get destination page of a link X-Git-Tag: EVINCE_2_29_5~27 X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=commitdiff_plain;h=e461d0199e0cb7c582274b536e74e2250045da03;p=evince.git [libcodument] Add helper methods to get destination page of a link --- diff --git a/libdocument/ev-document-links.c b/libdocument/ev-document-links.c index 96383e24..01615b25 100644 --- a/libdocument/ev-document-links.c +++ b/libdocument/ev-document-links.c @@ -79,3 +79,54 @@ ev_document_links_find_link_dest (EvDocumentLinks *document_links, 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; +} diff --git a/libdocument/ev-document-links.h b/libdocument/ev-document-links.h index 21c1d4b8..a4beabc8 100644 --- a/libdocument/ev-document-links.h +++ b/libdocument/ev-document-links.h @@ -76,6 +76,10 @@ GList *ev_document_links_get_links (EvDocumentLinks *document_li EvPage *page); EvLinkDest *ev_document_links_find_link_dest (EvDocumentLinks *document_links, const gchar *link_name); +gint ev_document_links_get_dest_page (EvDocumentLinks *document_links, + EvLinkDest *dest); +gchar *ev_document_links_get_dest_page_label(EvDocumentLinks *document_links, + EvLinkDest *dest); G_END_DECLS