chrome/browser/ui/cocoa/accelerator_utils_cocoa.mm

   1 // Copyright (c) 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 #include "chrome/browser/ui/accelerator_utils.h"
   6
   7 #import <Cocoa/Cocoa.h>
   8
   9 #include "chrome/browser/global_keyboard_shortcuts_mac.h"
  10 #include "chrome/browser/ui/cocoa/accelerators_cocoa.h"
  11 #include "ui/base/accelerators/accelerator.h"
  12 #import "ui/base/accelerators/platform_accelerator_cocoa.h"
  13 #import "ui/events/keycodes/keyboard_code_conversion_mac.h"
  14
  15 namespace chrome {
  16
  17 bool IsChromeAccelerator(const ui::Accelerator& accelerator, Profile* profile) {
  18   // The |accelerator| passed in contains a Windows key code but no platform
  19   // accelerator info. The Accelerator list is the opposite: It has accelerators
  20   // that have key_code() == VKEY_UNKNOWN but they contain a platform
  21   // accelerator. We find common ground by converting the passed in Windows key
  22   // code to a character and use that when comparing against the Accelerator
  23   // list.
  24   unichar shifted_character;
  25   ui::MacKeyCodeForWindowsKeyCode(accelerator.key_code(), 0, &shifted_character,
  26                                   nullptr);
  27   NSString* characters =
  28       [[[NSString alloc] initWithCharacters:&shifted_character
  29                                      length:1] autorelease];
  30
  31   NSUInteger modifiers =
  32       (accelerator.IsCtrlDown() ? NSControlKeyMask : 0) |
  33       (accelerator.IsCmdDown() ? NSCommandKeyMask : 0) |
  34       (accelerator.IsAltDown() ? NSAlternateKeyMask : 0) |
  35       (accelerator.IsShiftDown() ? NSShiftKeyMask : 0);
  36
  37   NSEvent* event = [NSEvent keyEventWithType:NSKeyDown
  38                                     location:NSZeroPoint
  39                                modifierFlags:modifiers
  40                                    timestamp:0
  41                                 windowNumber:0
  42                                      context:nil
  43                                   characters:characters
  44                  charactersIgnoringModifiers:characters
  45                                    isARepeat:NO
  46                                      keyCode:accelerator.key_code()];
  47
  48   return CommandForKeyEvent(event) != -1;
  49 }
  50
  51 ui::Accelerator GetPrimaryChromeAcceleratorForCommandId(int command_id) {
  52   const ui::Accelerator* accelerator =
  53       AcceleratorsCocoa::GetInstance()->GetAcceleratorForCommand(command_id);
  54
  55   return accelerator ? *accelerator : ui::Accelerator();
  56 }
  57
  58 }  // namespace chrome