Implement input type=color UI

content/renderer/renderer_webcolorchooser_impl.h

+// Copyright (c) 2012 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 CONTENT_RENDERER_RENDERER_WEBCOLORCHOOSER_IMPL_H_
+#define CONTENT_RENDERER_RENDERER_WEBCOLORCHOOSER_IMPL_H_
+#pragma once
+
+#include "base/memory/scoped_ptr.h"
+#include "content/public/renderer/render_view_observer.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebColorChooser.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebColorChooserClient.h"
+#include "third_party/skia/include/core/SkColor.h"
+
+class RenderViewImpl;
+
+class RendererWebColorChooserImpl : public WebKit::WebColorChooser,
+                                    public content::RenderViewObserver {
+ public:
+  explicit RendererWebColorChooserImpl(RenderViewImpl* sender,
+                                       WebKit::WebColorChooserClient*);
+  virtual ~RendererWebColorChooserImpl();
+
+  virtual void setSelectedColor(const WebKit::WebColor);
+  virtual void endChooser();
+
+  void Open(SkColor initial_color);
+
+  virtual WebKit::WebColorChooserClient* client();
+
+ private:
+  // RenderView::Observer implementation.
+  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
+
+  void OnDidChooseColorResponse(unsigned color_chooser_id,
+                                const SkColor& color);
+  void OnDidEndColorChooser(unsigned color_chooser_id);
+
+  unsigned identifier_;
+  scoped_ptr<WebKit::WebColorChooserClient> client_;
+
+  DISALLOW_COPY_AND_ASSIGN(RendererWebColorChooserImpl);
+};
+
+#endif  // CONTENT_RENDERER_RENDERER_WEBCOLORCHOOSER_IMPL_H_