content/browser/renderer_host/webmenurunner_mac.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 CONTENT_BROWSER_RENDERER_HOST_WEBMENURUNNER_MAC_H_
   6 #define CONTENT_BROWSER_RENDERER_HOST_WEBMENURUNNER_MAC_H_
   7
   8 #import <Cocoa/Cocoa.h>
   9
  10 #include <vector>
  11
  12 #include "base/mac/scoped_nsobject.h"
  13 #include "content/public/common/menu_item.h"
  14
  15
  16 // WebMenuRunner ---------------------------------------------------------------
  17 // A class for determining whether an item was selected from an HTML select
  18 // control, or if the menu was dismissed without making a selection. If a menu
  19 // item is selected, MenuDelegate is informed and sets a flag which can be
  20 // queried after the menu has finished running.
  21
  22 @interface WebMenuRunner : NSObject {
  23  @private
  24   // The native menu control.
  25   base::scoped_nsobject<NSMenu> menu_;
  26
  27   // A flag set to YES if a menu item was chosen, or NO if the menu was
  28   // dismissed without selecting an item.
  29   BOOL menuItemWasChosen_;
  30
  31   // The index of the selected menu item.
  32   int index_;
  33
  34   // The font size being used for the menu.
  35   CGFloat fontSize_;
  36
  37   // Whether the menu should be displayed right-aligned.
  38   BOOL rightAligned_;
  39 }
  40
  41 // Initializes the MenuDelegate with a list of items sent from WebKit.
  42 - (id)initWithItems:(const std::vector<content::MenuItem>&)items
  43            fontSize:(CGFloat)fontSize
  44        rightAligned:(BOOL)rightAligned;
  45
  46 // Returns YES if an item was selected from the menu, NO if the menu was
  47 // dismissed.
  48 - (BOOL)menuItemWasChosen;
  49
  50 // Displays and runs a native popup menu.
  51 - (void)runMenuInView:(NSView*)view
  52            withBounds:(NSRect)bounds
  53          initialIndex:(int)index;
  54
  55 // Hides a popup menu if it's visible.
  56 - (void)hide;
  57
  58 // Returns the index of selected menu item, or its initial value (-1) if no item
  59 // was selected.
  60 - (int)indexOfSelectedItem;
  61
  62 @end  // @interface WebMenuRunner
  63
  64 #endif  // CONTENT_BROWSER_RENDERER_HOST_WEBMENURUNNER_MAC_H_