Publishing 'history_go' function and creating API to enumerate all history items reachable by the forward or back buttons.

svn path=/trunk/netsurf/; revision=11856

1 files changed, 32 insertions, 12 deletions

diff --git a/desktop/history_core.c b/desktop/history_core.c
index 347fe423a..581b072dc 100644
--- a/desktop/history_core.c
+++ b/desktop/history_core.c
@@ -83,8 +83,6 @@ struct history {
 static struct history_entry *history_clone_entry(struct history *history,
 		struct history_entry *entry);
 static void history_free_entry(struct history_entry *entry);
-static void history_go(struct browser_window *bw, struct history *history,
-		struct history_entry *entry, bool new_window);
 static void history_layout(struct history *history);
 static int history_layout_subtree(struct history *history,
 		struct history_entry *entry, int x, int y, bool shuffle);
@@ -421,15 +419,7 @@ bool history_forward_available(struct history *history)
 }
 
 
-/**
- * Open a history entry in the specified browser window
- *
- * \param  bw          browser window
- * \param  history     history containing entry
- * \param  entry       entry to open
- * \param  new_window  open entry in new window
- */
-
+/* Documented in history_core.h */
 void history_go(struct browser_window *bw, struct history *history,
 		struct history_entry *entry, bool new_window)
 {
@@ -770,6 +760,36 @@ struct history_entry *history_find_position(struct history_entry *entry,
 }
 
 /* Documented in history_core.h */
+void history_enumerate_forward(struct history *history, 
+	history_enumerate_cb cb, void *user_data)
+{
+	struct history_entry *entry;
+	
+	if (history == NULL || history->current == NULL) return;
+	
+	for (entry = history->current->forward_pref; entry != NULL; entry = entry->forward_pref) {
+		if (!cb(history, entry->x, entry->y, entry->x + WIDTH, 
+				entry->y + HEIGHT, entry, user_data))
+			break;
+	}
+}
+
+/* Documented in history_core.h */
+void history_enumerate_back(struct history *history, 
+	history_enumerate_cb cb, void *user_data)
+{
+	struct history_entry *entry;
+	
+	if (history == NULL || history->current == NULL) return;
+	
+	for (entry = history->current->back; entry != NULL; entry = entry->back) {
+		if (!cb(history, entry->x, entry->y, entry->x + WIDTH, 
+				entry->y + HEIGHT, entry, user_data))
+			break;
+	}
+}
+
+/* Documented in history_core.h */
 void history_enumerate(const struct history *history, history_enumerate_cb cb, 
 	void *user_data)
 {
@@ -818,4 +838,4 @@ const char *history_entry_get_fragment_id(const struct history_entry *entry)
 const char *history_entry_get_title(const struct history_entry *entry)
 {
 	return entry->page.title;
-}
\ No newline at end of file
+}