Mojo: HTML Viewer based on Blink.

mojo/examples/html_viewer/html_document_view.h

+// 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.
+
+#ifndef MOJO_EXAMPLES_HTML_VIEWER_HTML_DOCUMENT_VIEW_H_
+#define MOJO_EXAMPLES_HTML_VIEWER_HTML_DOCUMENT_VIEW_H_
+
+#include "base/memory/weak_ptr.h"
+#include "mojo/services/public/interfaces/network/url_loader.mojom.h"
+#include "third_party/WebKit/public/web/WebFrameClient.h"
+#include "third_party/WebKit/public/web/WebViewClient.h"
+
+namespace mojo {
+
+namespace view_manager {
+class Node;
+class ViewManager;
+class View;
+}
+
+namespace examples {
+
+// A view for a single HTML document.
+class HTMLDocumentView : public blink::WebViewClient,
+                         public blink::WebFrameClient {
+ public:
+  explicit HTMLDocumentView(view_manager::ViewManager* view_manager);
+  virtual ~HTMLDocumentView();
+
+  void AttachToNode(view_manager::Node* node);
+
+  void Load(URLResponsePtr response,
+            ScopedDataPipeConsumerHandle response_body_stream);
+
+ private:
+  // WebWidgetClient methods:
+  virtual void didInvalidateRect(const blink::WebRect& rect);
+  virtual bool allowsBrokenNullLayerTreeView() const;
+
+  // WebFrameClient methods:
+  virtual void didAddMessageToConsole(
+      const blink::WebConsoleMessage& message,
+      const blink::WebString& source_name,
+      unsigned source_line,
+      const blink::WebString& stack_trace);
+
+  void Repaint();
+
+  view_manager::ViewManager* view_manager_;
+  view_manager::View* view_;
+  blink::WebView* web_view_;
+  bool repaint_pending_;
+
+  base::WeakPtrFactory<HTMLDocumentView> weak_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(HTMLDocumentView);
+};
+
+}  // namespace examples
+}  // namespace mojo
+
+#endif  // MOJO_EXAMPLES_HTML_VIEWER_HTML_DOCUMENT_VIEW_H_