WebCore/wml/WMLOptGroupElement.cpp
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/wml/WMLOptGroupElement.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,170 @@
+/**
+ * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include "config.h"
+
+#if ENABLE(WML)
+#include "WMLOptGroupElement.h"
+
+#include "Attribute.h"
+#include "Document.h"
+#include "HTMLNames.h"
+#include "NodeRenderStyle.h"
+#include "RenderStyle.h"
+#include "WMLNames.h"
+#include "WMLSelectElement.h"
+
+namespace WebCore {
+
+using namespace WMLNames;
+
+WMLOptGroupElement::WMLOptGroupElement(const QualifiedName& tagName, Document* doc)
+    : WMLFormControlElement(tagName, doc)
+{
+}
+
+WMLOptGroupElement::~WMLOptGroupElement()
+{
+}
+
+const AtomicString& WMLOptGroupElement::formControlType() const
+{
+    DEFINE_STATIC_LOCAL(const AtomicString, optgroup, ("optgroup"));
+    return optgroup;
+}
+
+bool WMLOptGroupElement::insertBefore(PassRefPtr<Node> newChild, Node* refChild, ExceptionCode& ec, bool shouldLazyAttach)
+{
+    bool result = WMLFormControlElement::insertBefore(newChild, refChild, ec, shouldLazyAttach);
+    if (result)
+        recalcSelectOptions();
+    return result;
+}
+
+bool WMLOptGroupElement::replaceChild(PassRefPtr<Node> newChild, Node* oldChild, ExceptionCode& ec, bool shouldLazyAttach)
+{
+    bool result = WMLFormControlElement::replaceChild(newChild, oldChild, ec, shouldLazyAttach);
+    if (result)
+        recalcSelectOptions();
+    return result;
+}
+
+bool WMLOptGroupElement::removeChild(Node* oldChild, ExceptionCode& ec)
+{
+    bool result = WMLFormControlElement::removeChild(oldChild, ec);
+    if (result)
+        recalcSelectOptions();
+    return result;
+}
+
+bool WMLOptGroupElement::appendChild(PassRefPtr<Node> newChild, ExceptionCode& ec, bool shouldLazyAttach)
+{
+    bool result = WMLFormControlElement::appendChild(newChild, ec, shouldLazyAttach);
+    if (result)
+        recalcSelectOptions();
+    return result;
+}
+
+bool WMLOptGroupElement::removeChildren()
+{
+    bool result = WMLFormControlElement::removeChildren();
+    if (result)
+        recalcSelectOptions();
+    return result;
+}
+
+static inline WMLSelectElement* ownerSelectElement(Element* element)
+{
+    Node* select = element->parentNode();
+    while (select && !select->hasTagName(selectTag))
+        select = select->parentNode();
+
+    if (!select)
+        return 0;
+
+    return static_cast<WMLSelectElement*>(select);
+}
+
+void WMLOptGroupElement::accessKeyAction(bool)
+{
+    WMLSelectElement* select = ownerSelectElement(this);
+    if (!select || select->focused())
+        return;
+
+    // send to the parent to bring focus to the list box
+    select->accessKeyAction(false);
+}
+
+void WMLOptGroupElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta)
+{
+    recalcSelectOptions();
+    WMLFormControlElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta);
+}
+
+void WMLOptGroupElement::parseMappedAttribute(Attribute* attr)
+{
+    WMLFormControlElement::parseMappedAttribute(attr);
+    recalcSelectOptions();
+}
+
+void WMLOptGroupElement::attach()
+{
+    if (parentNode()->renderStyle())
+        setRenderStyle(styleForRenderer());
+    WMLFormControlElement::attach();
+}
+
+void WMLOptGroupElement::detach()
+{
+    m_style.clear();
+    WMLFormControlElement::detach();
+}
+
+void WMLOptGroupElement::setRenderStyle(PassRefPtr<RenderStyle> style)
+{
+    m_style = style;
+}
+
+RenderStyle* WMLOptGroupElement::nonRendererRenderStyle() const
+{
+    return m_style.get();
+}
+
+String WMLOptGroupElement::groupLabelText() const
+{
+    String itemText = document()->displayStringModifiedByEncoding(title());
+
+    // In WinIE, leading and trailing whitespace is ignored in options and optgroups. We match this behavior.
+    itemText = itemText.stripWhiteSpace();
+    // We want to collapse our whitespace too.  This will match other browsers.
+    itemText = itemText.simplifyWhiteSpace();
+
+    return itemText;
+}
+
+void WMLOptGroupElement::recalcSelectOptions()
+{
+    if (WMLSelectElement* select = ownerSelectElement(this))
+        select->setRecalcListItems();
+}
+
+}
+
+#endif