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      1 // Copyright 2014 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 REMOTING_IOS_KEY_INPUT_H_
      6 #define REMOTING_IOS_KEY_INPUT_H_
      7 
      8 #import <Foundation/Foundation.h>
      9 #import <UIKit/UIKit.h>
     10 
     11 // Key codes are translated from the on screen keyboard to the scan codes
     12 // needed for Chromoting input.  We don't have a good automated approach to do
     13 // this.  Instead we have created a mapping manually via trial and error.  To
     14 // support other keyboards in this context we would have to test and create a
     15 // mapping for each keyboard manually.
     16 
     17 // Contract to handle translated key presses from the on-screen keyboard to
     18 // the format required for Chromoting keyboard input
     19 @protocol KeyInputDelegate<NSObject>
     20 
     21 - (void)keyboardActionKeyCode:(uint32_t)keyPressed isKeyDown:(BOOL)keyDown;
     22 
     23 - (void)keyboardDismissed;
     24 
     25 @end
     26 
     27 @interface KeyInput : UIView<UIKeyInput>
     28 
     29 @property(weak, nonatomic) id<KeyInputDelegate> delegate;
     30 
     31 - (void)ctrlAltDel;
     32 
     33 @end
     34 
     35 #endif  // REMOTING_IOS_KEY_INPUT_H_