From 12b36de5b5c63afb5f430a021ae821a1b9f7c0e7 Mon Sep 17 00:00:00 2001
From: Florian Bruhin <git@the-compiler.org>
Date: Wed, 30 Apr 2014 18:01:03 +0200
Subject: [PATCH] Start implementing prev/next

---
 qutebrowser/browser/hints.py | 21 +++++++++++++++++++++
 qutebrowser/utils/webelem.py |  2 ++
 2 files changed, 23 insertions(+)

diff --git a/qutebrowser/browser/hints.py b/qutebrowser/browser/hints.py
index 6f9cd782d..37319bdf0 100644
--- a/qutebrowser/browser/hints.py
+++ b/qutebrowser/browser/hints.py
@@ -278,6 +278,27 @@ class HintManager(QObject):
             link = self._baseurl.resolved(link)
         return link
 
+    def click_prevnext(self, frame, prev=False):
+        """Click a "previous"/"next" element on the page."""
+        # First check for <link rel="prev(ious)|next">
+        self.target='normal'
+        elems = frame.findAllElements(webelem.SELECTORS['prevnext_rel'])
+        rel_values = ['prev', 'previous'] if prev else ['next']
+        for e in elems:
+            if e.attribute('rel') in rel_values:
+                self.click(e)
+                return
+        # Then check for regular links
+        elems = frame.findAllElements(webelem.SELECTORS['prevnext'])
+        option = 'prev-regexes' if prev else 'next-regexes'
+        for regex in config.get('hints', option):
+            for e in elems:
+                if regex.match(e.toPlainText()):
+                    self.click(e)
+                    return
+        message.error("No prev/forward links found!")
+
+
     def start(self, frame, baseurl, mode='all', target='normal'):
         """Start hinting.
 
diff --git a/qutebrowser/utils/webelem.py b/qutebrowser/utils/webelem.py
index 3aba6564b..63faf8d5a 100644
--- a/qutebrowser/utils/webelem.py
+++ b/qutebrowser/utils/webelem.py
@@ -36,6 +36,8 @@ SELECTORS = {
                  'input[type=tel], input[type=number], '
                  'input[type=password], input[type=search], textarea'),
     'url': '[src], [href]',
+    'prevnext_rel': 'link [role=link]',
+    'prevnext': 'a button [role=button]',
 }
 
 SELECTORS['editable_focused'] = ', '.join(