From f74202392745923f9ce372a6bdcd0a45db6bcd08 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Sun, 4 Mar 2012 16:08:55 +0300
Subject: Fix possible crash in npc menu.

---
 src/gui/npcdialog.cpp       |  2 +-
 src/gui/widgets/listbox.cpp | 10 ++++++++++
 src/gui/widgets/listbox.h   |  2 ++
 3 files changed, 13 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/gui/npcdialog.cpp b/src/gui/npcdialog.cpp
index dd9e79b46..12b3e1244 100644
--- a/src/gui/npcdialog.cpp
+++ b/src/gui/npcdialog.cpp
@@ -355,7 +355,7 @@ void NpcDialog::parseListItems(const std::string &itemString)
 void NpcDialog::refocus()
 {
     if (!mItems.empty())
-        mItemList->requestFocus();
+        mItemList->refocus();
 }
 
 void NpcDialog::textRequest(const std::string &defaultText)
diff --git a/src/gui/widgets/listbox.cpp b/src/gui/widgets/listbox.cpp
index 28fe9daa1..2944c5be6 100644
--- a/src/gui/widgets/listbox.cpp
+++ b/src/gui/widgets/listbox.cpp
@@ -29,6 +29,7 @@
 #include "gui/sdlinput.h"
 #include "gui/theme.h"
 
+#include <guichan/focushandler.hpp>
 #include <guichan/font.hpp>
 #include <guichan/graphics.hpp>
 #include <guichan/key.hpp>
@@ -149,3 +150,12 @@ void ListBox::mouseDragged(gcn::MouseEvent &event)
     if (getRowHeight())
         setSelected(y / getRowHeight());
 }
+
+void ListBox::refocus()
+{
+    if (!mFocusHandler)
+        return;
+
+    if (isFocusable())
+        mFocusHandler->requestFocus(this);
+}
diff --git a/src/gui/widgets/listbox.h b/src/gui/widgets/listbox.h
index e4b6dd54e..1df07f19d 100644
--- a/src/gui/widgets/listbox.h
+++ b/src/gui/widgets/listbox.h
@@ -66,6 +66,8 @@ class ListBox : public gcn::ListBox
 
         void mouseDragged(gcn::MouseEvent &event);
 
+        void refocus();
+
     protected:
         gcn::Color mHighlightColor;
         static float mAlpha;
-- 
cgit v1.2.3-70-g09d2