diff options
Diffstat (limited to 'backend/ev-page-cache.c')
| -rw-r--r-- | backend/ev-page-cache.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/backend/ev-page-cache.c b/backend/ev-page-cache.c index 2042394..08d1be4 100644 --- a/backend/ev-page-cache.c +++ b/backend/ev-page-cache.c @@ -1,5 +1,7 @@ #include "ev-page-cache.h" #include "ev-job-queue.h" +#include <stdlib.h> +#include <string.h> typedef struct _EvPageCacheInfo { @@ -181,6 +183,45 @@ ev_page_cache_set_current_page (EvPageCache *page_cache, g_signal_emit (page_cache, signals[PAGE_CHANGED], 0, page); } +gboolean +ev_page_cache_set_page_label (EvPageCache *page_cache, + const char *page_label) +{ + gint i, page; + long value; + char *endptr = NULL; + + g_return_val_if_fail (EV_IS_PAGE_CACHE (page_cache), FALSE); + g_return_val_if_fail (page_label != NULL, FALSE); + + /* First, look for a literal label match */ + for (i = 0; i < page_cache->n_pages; i ++) { + if (page_cache->page_labels[i] != NULL && + ! strcmp (page_label, page_cache->page_labels[i])) { + ev_page_cache_set_current_page (page_cache, i); + return TRUE; + } + } + + /* Next, parse the label, and see if the number fits */ + value = strtol (page_label, &endptr, 10); + if (endptr[0] == '\0') { + /* Page number is an integer */ + page = MIN (G_MAXINT, value); + + /* convert from a page label to a page offset */ + page --; + if (page >= 0 && + page < page_cache->n_pages && + page_cache->page_labels[page] == NULL) { + ev_page_cache_set_current_page (page_cache, page); + return TRUE; + } + } + + return FALSE; +} + void ev_page_cache_set_link (EvPageCache *page_cache, EvLink *link) |