| // Copyright 2015 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 UI_BASE_COCOA_USER_INTERFACE_ITEM_COMMAND_HANDLER_H_ |
| #define UI_BASE_COCOA_USER_INTERFACE_ITEM_COMMAND_HANDLER_H_ |
| |
| #import <Cocoa/Cocoa.h> |
| |
| // Used by CommandDispatchingWindow to implement NSUserInterfaceItemValidations |
| // for items with -commandDispatch: and -commandDispatchUsingKeyModifiers:. |
| @protocol UserInterfaceItemCommandHandler<NSObject> |
| |
| // Called by CommandDispatchingWindow to validate menu and toolbar items. All |
| // the items we care about have been set with the -commandDispatch or |
| // -commandDispatchUsingKeyModifiers selectors and a target of FirstResponder in |
| // IB. If it's not one of those, it should be handled elsewhere in the responder |
| // chain. |
| - (BOOL)validateUserInterfaceItem:(id<NSValidatedUserInterfaceItem>)item |
| window:(NSWindow*)window; |
| |
| // Called by CommandDispatchingWindow to execute commands. This assumes that the |
| // command is supported and doesn't check, otherwise it would have been disabled |
| // in the UI in validateUserInterfaceItem:. |
| - (void)commandDispatch:(id)sender window:(NSWindow*)window; |
| |
| // Same as |-commandDispatch:|, but executes commands using a disposition |
| // determined by the key flags. If the window is in the background and the |
| // command key is down, ignore the command key, but process any other modifiers. |
| - (void)commandDispatchUsingKeyModifiers:(id)sender window:(NSWindow*)window; |
| |
| @end |
| |
| #endif // UI_BASE_COCOA_USER_INTERFACE_ITEM_COMMAND_HANDLER_H_ |