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// Copyright 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_RENDER_WIDGET_HOST_VIEW_MAC_DICTIONARY_HELPER_H_
#define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_MAC_DICTIONARY_HELPER_H_
#include "base/macros.h"
#include "ui/gfx/geometry/vector2d.h"
namespace content {
class RenderWidgetHostView;
class RenderWidgetHostViewMac;
// A helper class to bring up definition of word for a RWHV.
//
// This is triggered by "Lookup in Dictionary" context menu item.
// Either uses Dictionary.app or a light-weight dictionary panel, based on
// system settings.
class RenderWidgetHostViewMacDictionaryHelper {
public:
explicit RenderWidgetHostViewMacDictionaryHelper(RenderWidgetHostView* view);
// Overrides the view to use to bring up dictionary panel.
// This |target_view| can be different from |view_|, |view_| is used to get
// the current selection value where |target_view| is used to bring up the
// cocoa dictionary panel.
void SetTargetView(RenderWidgetHostView* target_view);
void set_offset(const gfx::Vector2d& offset) { offset_ = offset; }
// Brings up either Dictionary.app or a light-weight dictionary panel,
// depending on system settings.
void ShowDefinitionForSelection();
private:
// This class shows definition for this view.
RenderWidgetHostViewMac* view_;
// This view is use to bring up the dictionary panel. Generally this is the
// same as |view_|. One can override the view to use via SetTargetView().
RenderWidgetHostViewMac* target_view_;
// The extra offset to use while positioning the dicitonary panel.
gfx::Vector2d offset_;
DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewMacDictionaryHelper);
};
} // namespace content
#endif // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_MAC_DICTIONARY_HELPER_H_
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