From e89981305ed79016558f5897007bf1d280102c84 Mon Sep 17 00:00:00 2001
From: Manuel Quiñones <manuq@laptop.org>
Date: Mon, 30 Apr 2012 13:10:43 +0000
Subject: Step scroll with the keypad arrow keys OLPC #11806

This is a regression, it worked in gecko Browse without the
explicit key-pressed callback because the web view was a
scrolled window, but now we have a scrolled window and the
WebKit web view inside.

Signed-off-by: Manuel Quiñones <manuq@laptop.org>
Acked-by: Simon Schampijer <simon@laptop.org>
---
(limited to 'webactivity.py')

diff --git a/webactivity.py b/webactivity.py
index 156ea3c..fe01754 100644
--- a/webactivity.py
+++ b/webactivity.py
@@ -464,6 +464,23 @@ class WebActivity(activity.Activity):
 
             return True
 
+        elif key_name in ('KP_Up', 'KP_Down', 'KP_Left', 'KP_Right'):
+            scrolled_window = browser.get_parent()
+
+            if key_name in ('KP_Up', 'KP_Down'):
+                adjustment = scrolled_window.get_vadjustment()
+            elif key_name in ('KP_Left', 'KP_Right'):
+                adjustment = scrolled_window.get_hadjustment()
+            value = adjustment.get_value()
+            step = adjustment.get_step_increment()
+
+            if key_name in ('KP_Up', 'KP_Left'):
+                adjustment.set_value(value - step)
+            elif key_name in ('KP_Down', 'KP_Right'):
+                adjustment.set_value(value + step)
+
+            return True
+
         return False
 
     def _add_link(self):
--
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