Migrate render_view_observer_qt to mojo

Since mojo interface no longer works on render view, but
on render frame rename the class to be WebEnginePageHost
and WebEnginePageRenderFrame

Keep SetBackgroundColor render message, since it is required
to things work.

Change-Id: I4d6b70dd448926f8ac2d75d2b87f3d490a4cfefb
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>

1 files changed, 90 insertions, 0 deletions

diff --git a/src/core/renderer_host/web_engine_page_host.h b/src/core/renderer_host/web_engine_page_host.h
new file mode 100644
index 000000000..f305d22ea
--- /dev/null
+++ b/src/core/renderer_host/web_engine_page_host.h
@@ -0,0 +1,90 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the QtWebEngine module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef WEB_ENGINE_PAGE_HOST_H
+#define WEB_ENGINE_PAGE_HOST_H
+
+#include "content/public/browser/web_contents_observer.h"
+
+#include <QtGlobal>
+
+namespace content {
+class WebContents;
+}
+
+namespace mojo {
+template<typename Type>
+class AssociatedRemote;
+}
+
+namespace qtwebenginepage {
+namespace mojom {
+class WebEnginePageRenderFrame;
+}
+}
+
+namespace QtWebEngineCore {
+
+using WebEnginePageRenderFrameRemote = mojo::AssociatedRemote<qtwebenginepage::mojom::WebEnginePageRenderFrame>;
+
+class WebContentsAdapterClient;
+
+class WebEnginePageHost : public content::WebContentsObserver
+{
+public:
+    WebEnginePageHost(content::WebContents *, WebContentsAdapterClient *adapterClient);
+    void FetchDocumentMarkup(uint64_t requestId);
+    void FetchDocumentInnerText(uint64_t requestId);
+    void RenderFrameDeleted(content::RenderFrameHost *render_frame) override;
+    void SetBackgroundColor(uint32_t color);
+
+private:
+    void OnDidFetchDocumentMarkup(uint64_t requestId, const std::string &markup);
+    void OnDidFetchDocumentInnerText(uint64_t requestId, const std::string &innerText);
+    const WebEnginePageRenderFrameRemote &
+    GetWebEnginePageRenderFrame(content::RenderFrameHost *rfh);
+
+private:
+    WebContentsAdapterClient *m_adapterClient;
+    std::map<content::RenderFrameHost *, WebEnginePageRenderFrameRemote> m_renderFrames;
+};
+
+} // namespace QtWebEngineCore
+
+#endif // WEB_ENGINE_PAGE_HOST_H