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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 CHROME_BROWSER_UI_COCOA_OMNIBOX_OMNIBOX_POPUP_MATRIX_H_
#define CHROME_BROWSER_UI_COCOA_OMNIBOX_OMNIBOX_POPUP_MATRIX_H_
#import <Cocoa/Cocoa.h>
#import "ui/base/cocoa/tracking_area.h"
#include "ui/base/window_open_disposition.h"
@class OmniboxPopupMatrix;
class OmniboxPopupMatrixDelegate {
public:
// Called when the selection in the matrix changes.
virtual void OnMatrixRowSelected(OmniboxPopupMatrix* matrix, size_t row) = 0;
// Called when the user clicks on a row.
virtual void OnMatrixRowClicked(OmniboxPopupMatrix* matrix, size_t row) = 0;
// Called when the user middle clicks on a row.
virtual void OnMatrixRowMiddleClicked(OmniboxPopupMatrix* matrix,
size_t row) = 0;
};
// Sets up a tracking area to implement hover by highlighting the cell the mouse
// is over.
@interface OmniboxPopupMatrix : NSMatrix {
OmniboxPopupMatrixDelegate* delegate_; // weak
ui::ScopedCrTrackingArea trackingArea_;
}
// Create a zero-size matrix.
- (id)initWithDelegate:(OmniboxPopupMatrixDelegate*)delegate;
// Sets the delegate.
- (void)setDelegate:(OmniboxPopupMatrixDelegate*)delegate;
// Return the currently highlighted row. Returns -1 if no row is highlighted.
- (NSInteger)highlightedRow;
@end
#endif // CHROME_BROWSER_UI_COCOA_OMNIBOX_OMNIBOX_POPUP_MATRIX_H_
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