ui/base/test/cocoa_test_event_utils.h

   1 // Copyright (c) 2011 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 UI_BASE_TEST_COCOA_TEST_EVENT_UTILS_H_
   6 #define UI_BASE_TEST_COCOA_TEST_EVENT_UTILS_H_
   7
   8 #include <utility>
   9
  10 #import <objc/objc-class.h>
  11
  12 #include "base/basictypes.h"
  13
  14 // Within a given scope, replace the selector |selector| on |target| with that
  15 // from |source|.
  16 class ScopedClassSwizzler {
  17  public:
  18   ScopedClassSwizzler(Class target, Class source, SEL selector);
  19   ~ScopedClassSwizzler();
  20
  21  private:
  22   Method old_selector_impl_;
  23   Method new_selector_impl_;
  24
  25   DISALLOW_COPY_AND_ASSIGN(ScopedClassSwizzler);
  26 };
  27
  28 namespace cocoa_test_event_utils {
  29
  30 // Create synthetic mouse events for testing. Currently these are very
  31 // basic, flesh out as needed.  Points are all in window coordinates;
  32 // where the window is not specified, coordinate system is undefined
  33 // (but will be repeated when the event is queried).
  34 NSEvent* MouseEventWithType(NSEventType type, NSUInteger modifiers);
  35 NSEvent* MouseEventAtPoint(NSPoint point, NSEventType type,
  36                            NSUInteger modifiers);
  37 NSEvent* LeftMouseDownAtPoint(NSPoint point);
  38 NSEvent* LeftMouseDownAtPointInWindow(NSPoint point, NSWindow* window);
  39
  40 // Return a mouse down and an up event with the given |clickCount| at
  41 // |view|'s midpoint.
  42 std::pair<NSEvent*, NSEvent*> MouseClickInView(NSView* view,
  43                                                NSUInteger clickCount);
  44
  45 // Returns a key event with the given character.
  46 NSEvent* KeyEventWithCharacter(unichar c);
  47
  48 // Returns a key event with the given type and modifier flags.
  49 NSEvent* KeyEventWithType(NSEventType event_type, NSUInteger modifiers);
  50
  51 // Returns a key event with the given key code, type, and modifier flags.
  52 NSEvent* KeyEventWithKeyCode(unsigned short key_code,
  53                              unichar c,
  54                              NSEventType event_type,
  55                              NSUInteger modifiers);
  56
  57 // Returns a mouse enter/exit event with the given type.
  58 NSEvent* EnterExitEventWithType(NSEventType event_type);
  59
  60 // Return an "other" event with the given type.
  61 NSEvent* OtherEventWithType(NSEventType event_type);
  62
  63 }  // namespace cocoa_test_event_utils
  64
  65 #endif  // UI_BASE_TEST_COCOA_TEST_EVENT_UTILS_H_