third_party/WebKit/Source/core/testing/DummyPageHolder.cpp

/*
 * Copyright (c) 2013, Google Inc. 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
 * distribution.
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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 */

#include "core/testing/DummyPageHolder.h"

#include "core/frame/FrameHost.h"
#include "core/frame/FrameView.h"
#include "core/frame/LocalDOMWindow.h"
#include "core/frame/LocalFrame.h"
#include "core/frame/Settings.h"
#include "core/loader/EmptyClients.h"
#include "wtf/Assertions.h"

namespace blink {

void RootLayerScrollsFrameSettingOverride(Settings& settings)
{
    settings.setRootLayerScrolls(true);
}

PassOwnPtr<DummyPageHolder> DummyPageHolder::create(
    const IntSize& initialViewSize,
    Page::PageClients* pageClients,
    PassOwnPtrWillBeRawPtr<FrameLoaderClient> frameLoaderClient,
    FrameSettingOverrideFunction settingOverrider) {
    return adoptPtr(new DummyPageHolder(initialViewSize, pageClients, frameLoaderClient, settingOverrider));
}

DummyPageHolder::DummyPageHolder(
    const IntSize& initialViewSize,
    Page::PageClients* pageClientsArgument,
    PassOwnPtrWillBeRawPtr<FrameLoaderClient> frameLoaderClient,
    FrameSettingOverrideFunction settingOverrider)
{
    Page::PageClients pageClients;
    if (!pageClientsArgument) {
        fillWithEmptyClients(pageClients);
    } else {
        pageClients.chromeClient = pageClientsArgument->chromeClient;
        pageClients.contextMenuClient = pageClientsArgument->contextMenuClient;
        pageClients.editorClient = pageClientsArgument->editorClient;
        pageClients.dragClient = pageClientsArgument->dragClient;
        pageClients.spellCheckerClient = pageClientsArgument->spellCheckerClient;
    }
    m_page = Page::create(pageClients);
    Settings& settings = m_page->settings();
    // FIXME: http://crbug.com/363843. This needs to find a better way to
    // not create graphics layers.
    settings.setAcceleratedCompositingEnabled(false);
    if (settingOverrider)
        (*settingOverrider)(settings);

    m_frameLoaderClient = frameLoaderClient;
    if (!m_frameLoaderClient)
        m_frameLoaderClient = EmptyFrameLoaderClient::create();

    m_frame = LocalFrame::create(m_frameLoaderClient.get(), &m_page->frameHost(), 0);
    m_frame->setView(FrameView::create(m_frame.get(), initialViewSize));
    m_frame->view()->page()->frameHost().visualViewport().setSize(initialViewSize);
    m_frame->init();
}

DummyPageHolder::~DummyPageHolder()
{
    m_page->willBeDestroyed();
    m_page.clear();
    m_frame.clear();
}

Page& DummyPageHolder::page() const
{
    return *m_page;
}

LocalFrame& DummyPageHolder::frame() const
{
    ASSERT(m_frame);
    return *m_frame;
}

FrameView& DummyPageHolder::frameView() const
{
    return *m_frame->view();
}

Document& DummyPageHolder::document() const
{
    return *m_frame->domWindow()->document();
}

} // namespace blink