2 files changed, 18 insertions, 0 deletions
diff --git a/src/gui/npcdialog.cpp b/src/gui/npcdialog.cpp
index eeb76b88..3fa86b28 100644
--- a/src/gui/npcdialog.cpp
+++ b/src/gui/npcdialog.cpp
@@ -281,6 +281,22 @@ void NpcDialog::integerRequest(int defaultValue, int min, int max)
     buildLayout();
 }
 
+void NpcDialog::move(int amount)
+{
+    if (mActionState != NPC_ACTION_INPUT)
+        return;
+
+    switch (mInputState)
+    {
+        case NPC_INPUT_INTEGER:
+            mIntField->setValue(mIntField->getValue() + amount);
+            break;
+        case NPC_INPUT_LIST:
+            mItemList->setSelected(mItemList->getSelected() - amount);
+            break;
+    }
+}
+
 void NpcDialog::widgetResized(const gcn::Event &event)
 {
     Window::widgetResized(event);
diff --git a/src/gui/npcdialog.h b/src/gui/npcdialog.h
index bd738e81..ecce0c62 100644
--- a/src/gui/npcdialog.h
+++ b/src/gui/npcdialog.h
@@ -141,6 +141,8 @@ class NpcDialog : public Window, public gcn::ActionListener,
          */
         void integerRequest(int defaultValue = 0, int min = 0, int max = 2000);
 
+        void move(int amount);
+
         /**
          * Called when resizing the window.
          *