Import GTK WebInputEvent factory to content

content/browser/renderer_host/input/web_input_event_builders_gtk.h

+// Copyright (c) 2013 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_BROWSER_RENDERER_HOST_INPUT_WEB_INPUT_EVENT_BUILDERS_GTK_H_
+#define CONTENT_BROWSER_RENDERER_HOST_INPUT_WEB_INPUT_EVENT_BUILDERS_GTK_H_
+
+#include "content/common/content_export.h"
+#include "third_party/WebKit/public/web/WebInputEvent.h"
+#include "ui/base/keycodes/keyboard_codes.h"
+
+typedef struct _GdkEventButton GdkEventButton;
+typedef struct _GdkEventMotion GdkEventMotion;
+typedef struct _GdkEventCrossing GdkEventCrossing;
+typedef struct _GdkEventScroll GdkEventScroll;
+typedef struct _GdkEventKey GdkEventKey;
+
+namespace content {
+
+class CONTENT_EXPORT WebKeyboardEventBuilder {
+ public:
+  static WebKit::WebKeyboardEvent Build(const GdkEventKey* event);
+  static WebKit::WebKeyboardEvent Build(wchar_t character,
+                                        int state,
+                                        double time_secs);
+};
+
+class CONTENT_EXPORT WebMouseEventBuilder {
+ public:
+  static WebKit::WebMouseEvent Build(const GdkEventButton* event);
+  static WebKit::WebMouseEvent Build(const GdkEventMotion* event);
+  static WebKit::WebMouseEvent Build(const GdkEventCrossing* event);
+};
+
+class CONTENT_EXPORT WebMouseWheelEventBuilder {
+ public:
+  static float ScrollbarPixelsPerTick();
+  static WebKit::WebMouseWheelEvent Build(
+      const GdkEventScroll* event);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_RENDERER_HOST_INPUT_WEB_INPUT_EVENT_BUILDERS_GTK_H