[AiS] changing mac omnibox suggestions form NSMatrix to NSTableView

chrome/browser/ui/cocoa/omnibox/omnibox_popup_matrix.h

 // 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 AutocompleteResult;
+@class OmniboxPopupCell;
+@class OmniboxPopupMatrix;
+class OmniboxPopupViewMac;
+
+@interface OmniboxPopupTableController
+    : NSViewController<NSTableViewDelegate, NSTableViewDataSource> {
+ @private
+  base::scoped_nsobject<NSArray> array_;
+  NSInteger hoveredIndex_;
+};
+
+// Setup the information used by the NSTableView data source.
+- (instancetype)initWithMatchResults:(const AutocompleteResult&)result
+                           tableView:(OmniboxPopupMatrix*)tableView
+                           popupView:(const OmniboxPopupViewMac&)popupView
+                         answerImage:(NSImage*)answerImage;
+
+// Set the hovered highlight.
+- (void)setHighlightedRow:(NSInteger)rowIndex;
+
+// Which row has the hovered highlight.
+- (NSInteger)highlightedRow;
+
+@end
+
+@interface OmniboxPopupTableController (TestingAPI)
+- (instancetype)initWithArray:(NSArray*)array;
+@end
+
 @class OmniboxPopupMatrix;
 
 class OmniboxPopupMatrixObserver {
  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 {
+@interface OmniboxPopupMatrix : NSTableView {
+  base::scoped_nsobject<OmniboxPopupTableController> matrixController_;
   OmniboxPopupMatrixObserver* observer_;  // weak
   ui::ScopedCrTrackingArea trackingArea_;
+  NSAttributedString* separator_;
+
+  // The width of widest match contents in a set of infinite suggestions.
+  CGFloat maxMatchContentsWidth_;
 }
 
+@property(retain, nonatomic) NSAttributedString* separator;
+@property(nonatomic) CGFloat maxMatchContentsWidth;
+
 // Create a zero-size matrix.
 - (instancetype)initWithObserver:(OmniboxPopupMatrixObserver*)observer;
 
 // Sets the observer.
 - (void)setObserver:(OmniboxPopupMatrixObserver*)observer;
 
 // Return the currently highlighted row.  Returns -1 if no row is highlighted.
 - (NSInteger)highlightedRow;
 
+// Move the selection to |rowIndex|.
+- (void)selectRowIndex:(NSInteger)rowIndex;
+
+// Setup the NSTableView data source.
+- (void)setController:(OmniboxPopupTableController*)controller;
+
 @end
 
 #endif  // CHROME_BROWSER_UI_COCOA_OMNIBOX_OMNIBOX_POPUP_MATRIX_H_