WebKit merge 40722:40785 (part 1)

third_party/WebKit/WebCore/rendering/RenderListBox.cpp

 /*
  * This file is part of the select element renderer in WebCore.
  *
  * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
  *               2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
@@ skipping 561 matching lines @@
 {
     // Determine an index and scroll to it.    
     int index = newTop / itemHeight();
     if (index < 0 || index >= numItems() || index == m_indexOffset)
         return;
     m_indexOffset = index;
     if (m_vBar)
         m_vBar->setValue(index);
 }
 
+bool RenderListBox::nodeAtPoint(const HitTestRequest& request, HitTestResult& result, int x, int y, int tx, int ty, HitTestAction hitTestAction)
+{
+    if (!RenderBlock::nodeAtPoint(request, result, x, y, tx, ty, hitTestAction))
+        return false;
+    const Vector<HTMLElement*>& listItems = static_cast<HTMLSelectElement*>(node())->listItems();
+    int size = numItems();
+    tx += this->x();
+    ty += this->y();
+    for (int i = 0; i < size; ++i) {
+        if (itemBoundingBoxRect(tx, ty, i).contains(x, y)) {
+            if (HTMLElement* node = listItems[i]) {
+                result.setInnerNode(node);
+                if (!result.innerNonSharedNode())
+                    result.setInnerNonSharedNode(node);
+                result.setLocalPoint(IntPoint(x - tx, y - ty));
+                break;
+            }
+        }
+    }
+
+    return true;
+}
+
 IntRect RenderListBox::controlClipRect(int tx, int ty) const
 {
     IntRect clipRect = contentBoxRect();
     clipRect.move(tx, ty);
     return clipRect;
 }
 
 bool RenderListBox::isActive() const
 {
     Page* page = document()->frame()->page();
@@ skipping 43 matching lines @@
         m_vBar->styleChanged();
 
 #if ENABLE(DASHBOARD_SUPPORT)
     // Force an update since we know the scrollbars have changed things.
     if (document()->hasDashboardRegions())
         document()->setDashboardRegionsDirty(true);
 #endif
 }
 
 } // namespace WebCore