| // Copyright (c) 2010 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_CHILD_NPAPI_PLUGIN_WEB_EVENT_CONVERTER_MAC_H_ |
| #define CONTENT_CHILD_NPAPI_PLUGIN_WEB_EVENT_CONVERTER_MAC_H_ |
| |
| #include "third_party/npapi/bindings/npapi.h" |
| |
| namespace blink { |
| class WebInputEvent; |
| class WebKeyboardEvent; |
| class WebMouseEvent; |
| class WebMouseWheelEvent; |
| } |
| |
| namespace content { |
| |
| // Utility class to translating WebInputEvent structs to equivalent structures |
| // suitable for sending to Mac plugins (via NPP_HandleEvent). |
| class PluginWebEventConverter { |
| public: |
| PluginWebEventConverter(); |
| virtual ~PluginWebEventConverter(); |
| |
| // Initializes a converter for the given web event. Returns false if the event |
| // could not be converted. |
| bool InitWithEvent(const blink::WebInputEvent& web_event); |
| |
| // Returns a pointer to a plugin event--suitable for passing to |
| // NPP_HandleEvent--corresponding to the the web event this converter was |
| // created with. The pointer is valid only as long as this object is. |
| // Returns NULL iff InitWithEvent returned false. |
| NPCocoaEvent* plugin_event() { return &cocoa_event_; } |
| |
| private: |
| // Stores a converted plugin representation of the given web event, suitable |
| // for returning from plugin_event. |
| // Returns true if the event was successfully converted. |
| bool ConvertKeyboardEvent(const blink::WebKeyboardEvent& web_event); |
| bool ConvertMouseEvent(const blink::WebMouseEvent& web_event); |
| bool ConvertMouseWheelEvent(const blink::WebMouseWheelEvent& web_event); |
| |
| // Returns the Cocoa translation of web_event's modifiers. |
| static NSUInteger CocoaModifiers(const blink::WebInputEvent& web_event); |
| |
| NPCocoaEvent cocoa_event_; |
| |
| DISALLOW_COPY_AND_ASSIGN(PluginWebEventConverter); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_CHILD_NPAPI_PLUGIN_WEB_EVENT_CONVERTER_MAC_H_ |