| // Copyright 2015 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_RENDER_WIDGET_HOST_OWNER_DELEGATE_H_ |
| #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_OWNER_DELEGATE_H_ |
| |
| #include "content/common/content_export.h" |
| |
| namespace IPC { |
| class Message; |
| } |
| |
| namespace blink { |
| class WebMouseEvent; |
| } |
| |
| namespace content { |
| |
| struct NativeWebKeyboardEvent; |
| |
| // |
| // RenderWidgetHostOwnerDelegate |
| // |
| // An interface implemented by an object owning a RenderWidgetHost. This is |
| // intended to be temporary until the RenderViewHostImpl and |
| // RenderWidgetHostImpl classes are disentangled; see http://crbug.com/542477 |
| // and http://crbug.com/478281. |
| class CONTENT_EXPORT RenderWidgetHostOwnerDelegate { |
| public: |
| // The RenderWidgetHost received an IPC message. Return true if this delegate |
| // handles it. |
| virtual bool OnMessageReceived(const IPC::Message& msg) = 0; |
| |
| // The RenderWidgetHost has been initialized. |
| virtual void RenderWidgetDidInit() = 0; |
| |
| // The RenderWidgetHost will be setting its loading state. |
| virtual void RenderWidgetWillSetIsLoading(bool is_loading) = 0; |
| |
| // The RenderWidgetHost got the focus. |
| virtual void RenderWidgetGotFocus() = 0; |
| |
| // The RenderWidgetHost lost the focus. |
| virtual void RenderWidgetLostFocus() = 0; |
| |
| // The RenderWidgetHost forwarded a mouse event. |
| virtual void RenderWidgetDidForwardMouseEvent( |
| const blink::WebMouseEvent& mouse_event) = 0; |
| |
| // The RenderWidgetHost wants to forward a keyboard event; returns whether |
| // it's allowed to do so. |
| virtual bool MayRenderWidgetForwardKeyboardEvent( |
| const NativeWebKeyboardEvent& key_event) = 0; |
| |
| // Allow OwnerDelegate to control whether its RenderWidgetHost contributes |
| // priority to the RenderProcessHost. |
| virtual bool ShouldContributePriorityToProcess() = 0; |
| |
| protected: |
| virtual ~RenderWidgetHostOwnerDelegate() {} |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_OWNER_DELEGATE_H_ |