Implementation of CSS3 nav-up/down/left/right properties from CSS3 UI.

Source/core/css/resolver/StyleBuilderCustom.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
+ * Copyright (C) 2013 Opera Software ASA. All rights reserved.
  * Copyright (C) Research In Motion Limited 2011. All rights reserved.
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
  * copyright notice, this list of conditions and the following disclaimer
  * in the documentation and/or other materials provided with the
@@ skipping 49 matching lines @@
 #include "core/platform/graphics/FontDescription.h"
 #include "core/rendering/style/CounterContent.h"
 #include "core/rendering/style/CursorList.h"
 #include "core/rendering/style/QuotesData.h"
 #include "core/rendering/style/RenderStyle.h"
 #include "core/rendering/style/RenderStyleConstants.h"
 #include "core/rendering/style/SVGRenderStyle.h"
 #include "core/rendering/style/SVGRenderStyleDefs.h"
 #include "core/rendering/style/ShadowData.h"
 #include "core/rendering/style/StyleGeneratedImage.h"
+#include "core/rendering/style/StyleNavigationValue.h"
 #include "core/svg/SVGColor.h"
 #include "core/svg/SVGPaint.h"
 #include "core/svg/SVGURIReference.h"
 #include "wtf/MathExtras.h"
 #include "wtf/StdLibExtras.h"
 #include "wtf/Vector.h"
 
 namespace WebCore {
 
 static Length clipConvertToLength(StyleResolverState& state, CSSPrimitiveValue* value)
@@ skipping 1139 matching lines @@
     case CSSPropertyWebkitMaskRepeat:
     case CSSPropertyWebkitTextEmphasis:
     case CSSPropertyWebkitTextStroke:
     case CSSPropertyWebkitTransition:
     case CSSPropertyWebkitTransformOrigin:
         ASSERT(isExpandedShorthand(id));
         ASSERT_NOT_REACHED();
         break;
 
     // CSS3 Properties
+    case CSSPropertyNavDown:
+    case CSSPropertyNavLeft:
+    case CSSPropertyNavRight:
+    case CSSPropertyNavUp: {
+        StyleNavigationValue navigationValue;

[esprehn, 2013/08/08 03:39:40]

This should be handled by individual functions instead of using this old
deprecated method with the switch

[Krzysztof Olczyk, 2013/12/04 13:56:50]

Done.

+
+        if (isInitial) {
+            navigationValue = StyleNavigationValue();
+        } else if (primitiveValue) {
+            navigationValue = StyleNavigationValue(primitiveValue->getStringValue());
+        } else if (value->isValueList()) {
+            AtomicString vals[2];
+            CSSValueListIterator iterator = value;
+
+            for (int i = 0; i < 2 && iterator.hasMore(); iterator.advance()) {
+                CSSValue* item = iterator.value();
+                if (!item->isPrimitiveValue())
+                    continue;
+                vals[i++] = (static_cast<CSSPrimitiveValue*>(item))->getStringValue();
+            }
+
+            navigationValue = StyleNavigationValue(vals[0], vals[1]);
+        }
+
+        switch (id) {
+        case CSSPropertyNavDown:
+            state.style()->setNavDown(navigationValue);
+            return;
+        case CSSPropertyNavLeft:
+            state.style()->setNavLeft(navigationValue);
+            return;
+        case CSSPropertyNavRight:
+            state.style()->setNavRight(navigationValue);
+            return;
+        case CSSPropertyNavUp:
+            state.style()->setNavUp(navigationValue);
+            return;
+        }
+    }
     case CSSPropertyTextShadow:
     case CSSPropertyBoxShadow:
     case CSSPropertyWebkitBoxShadow: {
         if (isInherit) {
             if (id == CSSPropertyTextShadow)
                 return state.style()->setTextShadow(cloneShadow(state.parentStyle()->textShadow()));
             return state.style()->setBoxShadow(cloneShadow(state.parentStyle()->boxShadow()));
         }
         if (isInitial || primitiveValue) // initial | none
             return id == CSSPropertyTextShadow ? state.style()->setTextShadow(nullptr) : state.style()->setBoxShadow(nullptr);
@@ skipping 874 matching lines @@
         break;
     }
     case CSSPropertyEnableBackground:
         // Silently ignoring this property for now
         // http://bugs.webkit.org/show_bug.cgi?id=6022
         break;
     }
 }
 
 } // namespace WebCore