Merge WebKit at r75315: Initial merge by git.

Change-Id: I570314b346ce101c935ed22a626b48c2af266b84

1 files changed, 168 insertions, 0 deletions

diff --git a/Source/WebCore/html/ImageInputType.cpp b/Source/WebCore/html/ImageInputType.cpp
new file mode 100644
index 0000000..85b3329
--- /dev/null
+++ b/Source/WebCore/html/ImageInputType.cpp
@@ -0,0 +1,168 @@
+/*
+ * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
+ * Copyright (C) 2010 Google Inc. All rights reserved.
+ *
+ * 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"
+#include "ImageInputType.h"
+
+#include "FormDataList.h"
+#include "HTMLFormElement.h"
+#include "HTMLImageLoader.h"
+#include "HTMLInputElement.h"
+#include "MouseEvent.h"
+#include "RenderImage.h"
+#include <wtf/PassOwnPtr.h>
+
+namespace WebCore {
+
+inline ImageInputType::ImageInputType(HTMLInputElement* element)
+    : BaseButtonInputType(element)
+{
+}
+
+PassOwnPtr<InputType> ImageInputType::create(HTMLInputElement* element)
+{
+    return adoptPtr(new ImageInputType(element));
+}
+
+const AtomicString& ImageInputType::formControlType() const
+{
+    return InputTypeNames::image();
+}
+
+bool ImageInputType::isFormDataAppendable() const
+{
+    return true;
+}
+
+bool ImageInputType::appendFormData(FormDataList& encoding, bool) const
+{
+    if (!element()->isActivatedSubmit())
+        return false;
+    const AtomicString& name = element()->name();
+    encoding.appendData(name.isEmpty() ? "x" : (name + ".x"), m_clickLocation.x());
+    encoding.appendData(name.isEmpty() ? "y" : (name + ".y"), m_clickLocation.y());
+    if (!name.isEmpty() && !element()->value().isEmpty())
+        encoding.appendData(name, element()->value());
+    return true;
+}
+
+bool ImageInputType::supportsValidation() const
+{
+    return false;
+}
+
+void ImageInputType::handleDOMActivateEvent(Event* event)
+{
+    RefPtr<HTMLInputElement> element = this->element();
+    if (element->disabled() || !element->form())
+        return;
+    element->setActivatedSubmit(true);
+    if (event->underlyingEvent() && event->underlyingEvent()->isMouseEvent()) {
+        MouseEvent* mouseEvent = static_cast<MouseEvent*>(event->underlyingEvent());
+        m_clickLocation = IntPoint(mouseEvent->offsetX(), mouseEvent->offsetY());
+    } else
+        m_clickLocation = IntPoint();
+    element->form()->prepareForSubmission(event); // Event handlers can run.
+    element->setActivatedSubmit(false);
+    event->setDefaultHandled();
+}
+
+RenderObject* ImageInputType::createRenderer(RenderArena* arena, RenderStyle*) const
+{
+    RenderImage* image = new (arena) RenderImage(element());
+    image->setImageResource(RenderImageResource::create());
+    return image;
+}
+
+void ImageInputType::altAttributeChanged()
+{
+    RenderImage* image = toRenderImage(element()->renderer());
+    if (!image)
+        return;
+    image->updateAltText();
+}
+
+void ImageInputType::srcAttributeChanged()
+{
+    if (!element()->renderer())
+        return;
+    if (!m_imageLoader)
+        m_imageLoader = adoptPtr(new HTMLImageLoader(element()));
+    m_imageLoader->updateFromElementIgnoringPreviousError();
+}
+
+void ImageInputType::attach()
+{
+    BaseButtonInputType::attach();
+
+    if (!m_imageLoader)
+        m_imageLoader = adoptPtr(new HTMLImageLoader(element()));
+    m_imageLoader->updateFromElement();
+
+    RenderImage* renderer = toRenderImage(element()->renderer());
+    if (!renderer)
+        return;
+
+    if (!m_imageLoader->haveFiredBeforeLoadEvent())
+        return;
+
+    RenderImageResource* imageResource = renderer->imageResource();
+    imageResource->setCachedImage(m_imageLoader->image()); 
+
+    // If we have no image at all because we have no src attribute, set
+    // image height and width for the alt text instead.
+    if (!m_imageLoader->image() && !imageResource->cachedImage())
+        renderer->setImageSizeForAltText();
+}
+
+void ImageInputType::willMoveToNewOwnerDocument()
+{
+    BaseButtonInputType::willMoveToNewOwnerDocument();
+    if (m_imageLoader)
+        m_imageLoader->elementWillMoveToNewOwnerDocument();
+}
+
+bool ImageInputType::shouldRespectAlignAttribute()
+{
+    return true;
+}
+
+bool ImageInputType::canBeSuccessfulSubmitButton()
+{
+    return true;
+}
+
+bool ImageInputType::isImageButton() const
+{
+    return true;
+}
+
+bool ImageInputType::isEnumeratable()
+{
+    return false;
+}
+
+bool ImageInputType::shouldRespectHeightAndWidthAttributes()
+{
+    return true;
+}
+
+} // namespace WebCore