Framelet Prototype 2016 using Mojo IPC

third_party/WebKit/Source/core/frame/FrameletView.cpp

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "core/frame/FrameletView.h"
+
+#include "core/events/Event.h"
+#include "core/frame/Framelet.h"
+#include "core/html/HTMLFrameOwnerElement.h"
+#include "core/layout/LayoutPart.h"
+
+namespace blink {
+
+FrameletView::FrameletView(Framelet* framelet)
+    : m_framelet(framelet)
+{
+    ASSERT(framelet);
+}
+
+FrameletView::~FrameletView()
+{
+}
+
+PassRefPtrWillBeRawPtr<FrameletView> FrameletView::create(Framelet* framelet)
+{
+    RefPtrWillBeRawPtr<FrameletView> view = adoptRefWillBeNoop(new FrameletView(framelet));
+    view->show();
+    return view.release();
+}
+
+void FrameletView::dispose()
+{
+    HTMLFrameOwnerElement* ownerElement = toHTMLFrameOwnerElement(m_framelet->owner());
+    if (ownerElement && ownerElement->ownedWidget() == this)
+        ownerElement->setWidget(nullptr);
+}
+
+void FrameletView::frameRectsChanged()
+{
+    m_framelet->frameRectsChanged(frameRect());
+}
+
+void FrameletView::hide()
+{
+    setSelfVisible(false);
+    m_framelet->updateVisibility(false);
+    Widget::hide();
+}
+
+void FrameletView::invalidateRect(const IntRect& rect)
+{
+    LayoutPart* layoutObject = m_framelet->ownerLayoutObject();
+    if (!layoutObject)
+        return;
+
+    LayoutRect repaintRect(rect);
+    repaintRect.move(layoutObject->borderLeft() + layoutObject->paddingLeft(),
+        layoutObject->borderTop() + layoutObject->paddingTop());
+    layoutObject->invalidatePaintRectangle(repaintRect);
+}
+
+void FrameletView::setFocus(bool focused, WebFocusType focusType)
+{
+    m_framelet->updateFocus(focused, focusType);
+}
+
+void FrameletView::setFrameRect(const IntRect& newRect)
+{
+    IntRect oldRect = frameRect();
+
+    if (newRect == oldRect)
+        return;
+
+    Widget::setFrameRect(newRect);
+
+    frameRectsChanged();
+}
+
+void FrameletView::setParentVisible(bool parentVisible)
+{
+    if (isParentVisible() == parentVisible)
+        return;
+
+    Widget::setParentVisible(parentVisible);
+    if (!isSelfVisible())
+        return;
+
+    m_framelet->updateVisibility(isVisible());
+}
+
+void FrameletView::show()
+{
+    setSelfVisible(true);
+    m_framelet->updateVisibility(true);
+    Widget::show();
+}
+
+DEFINE_TRACE(FrameletView)
+{
+    visitor->trace(m_framelet);
+    Widget::trace(visitor);
+}
+
+} // namespace blink