chrome/browser/ui/cocoa/multi_key_equivalent_button.h

   1 // Copyright (c) 2009 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_MULTI_KEY_EQUIVALENT_BUTTON_H_
   6 #define CHROME_BROWSER_UI_COCOA_MULTI_KEY_EQUIVALENT_BUTTON_H_
   7
   8 #import <AppKit/AppKit.h>
   9
  10 #include <vector>
  11
  12 struct KeyEquivalentAndModifierMask {
  13  public:
  14   KeyEquivalentAndModifierMask() : charCode(nil), mask(0) {}
  15   NSString* charCode;
  16   NSUInteger mask;
  17 };
  18
  19 // MultiKeyEquivalentButton is an NSButton subclass that is capable of
  20 // responding to additional key equivalents.  It will respond to the ordinary
  21 // NSButton key equivalent set by -setKeyEquivalent: and
  22 // -setKeyEquivalentModifierMask:, and it will also respond to any additional
  23 // equivalents provided to it in a KeyEquivalentAndModifierMask structure
  24 // passed to -addKeyEquivalent:.
  25
  26 @interface MultiKeyEquivalentButton : NSButton {
  27  @private
  28   std::vector<KeyEquivalentAndModifierMask> extraKeys_;
  29 }
  30
  31 - (void)addKeyEquivalent:(KeyEquivalentAndModifierMask)key;
  32
  33 @end
  34
  35 #endif  // CHROME_BROWSER_UI_COCOA_MULTI_KEY_EQUIVALENT_BUTTON_H_