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

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_UI_COCOA_OMNIBOX_OMNIBOX_POPUP_CELL_H_
   6 #define CHROME_BROWSER_UI_COCOA_OMNIBOX_OMNIBOX_POPUP_CELL_H_
   7
   8 #import <Cocoa/Cocoa.h>
   9
  10 #include "base/mac/scoped_nsobject.h"
  11 #include "components/omnibox/autocomplete_match.h"
  12
  13 class OmniboxPopupViewMac;
  14
  15 @interface OmniboxPopupCellData : NSObject<NSCopying> {
  16  @private
  17   // Left hand side of the separator (e.g. a hyphen).
  18   NSAttributedString* contents_;
  19   // Right hand side of the separator (e.g. a hyphen).
  20   NSAttributedString* description_;
  21
  22   // NOTE: While |prefix_| is used only for postfix suggestions, it still needs
  23   // to be a member of the class. This allows the |NSAttributedString| instance
  24   // to stay alive between the call to |drawTitle| and the actual paint event
  25   // which accesses the |NSAttributedString| instance.
  26   NSAttributedString* prefix_;
  27
  28   // Common icon that shows next to most rows in the list.
  29   NSImage* image_;
  30   // Uncommon icon that only shows on answer rows (e.g. weather).
  31   NSImage* answerImage_;
  32
  33   // The offset at which the infinite suggestion contents should be displayed.
  34   CGFloat contentsOffset_;
  35
  36   BOOL isContentsRTL_;
  37
  38   // Is this suggestion an answer or calculator result.
  39   bool isAnswer_;
  40
  41   AutocompleteMatch::Type matchType_;
  42 }
  43
  44 @property(readonly, retain, nonatomic) NSAttributedString* contents;
  45 @property(readonly, retain, nonatomic) NSAttributedString* description;
  46 @property(readonly, retain, nonatomic) NSAttributedString* prefix;
  47 @property(readonly, retain, nonatomic) NSImage* image;
  48 @property(readonly, retain, nonatomic) NSImage* answerImage;
  49 @property(readonly, nonatomic) CGFloat contentsOffset;
  50 @property(readonly, nonatomic) BOOL isContentsRTL;
  51 @property(readonly, nonatomic) bool isAnswer;
  52 @property(readonly, nonatomic) AutocompleteMatch::Type matchType;
  53
  54 - (instancetype)initWithMatch:(const AutocompleteMatch&)match
  55                contentsOffset:(CGFloat)contentsOffset
  56                         image:(NSImage*)image
  57                   answerImage:(NSImage*)answerImage;
  58
  59 // Returns the width of the match contents.
  60 - (CGFloat)getMatchContentsWidth;
  61
  62 @end
  63
  64 // Overrides how cells are displayed.  Uses information from
  65 // OmniboxPopupCellData to draw suggestion results.
  66 @interface OmniboxPopupCell : NSCell
  67
  68 - (void)drawMatchWithFrame:(NSRect)cellFrame inView:(NSView*)controlView;
  69
  70 // Returns the offset of the start of the contents in the input text for the
  71 // given match. It is costly to compute this offset, so it is computed once and
  72 // shared by all OmniboxPopupCell instances through OmniboxPopupViewMac parent.
  73 + (CGFloat)computeContentsOffset:(const AutocompleteMatch&)match;
  74
  75 + (NSAttributedString*)createSeparatorString;
  76
  77 @end
  78
  79 const CGFloat kContentLineHeight = 25.0;
  80
  81 #endif  // CHROME_BROWSER_UI_COCOA_OMNIBOX_OMNIBOX_POPUP_CELL_H_