Touch HUD app for mustash

ui/views/touch_event_watcher.h

 // Copyright 2016 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_VIEWS_MUS_SCREEN_MUS_DELEGATE_H_
-#define UI_VIEWS_MUS_SCREEN_MUS_DELEGATE_H_
+#ifndef UI_VIEWS_TOUCH_EVENT_WATCHER_H_
+#define UI_VIEWS_TOUCH_EVENT_WATCHER_H_
 
-#include "ui/views/mus/mus_export.h"
+#include "ui/views/views_export.h"
 
 namespace gfx {
 class Point;
 }
 
+namespace ui {
+class LocatedEvent;
+}
+
 namespace views {
+class Widget;
 
-// Screen implementation backed by ui::mojom::DisplayManager.
-class VIEWS_MUS_EXPORT ScreenMusDelegate {
+class VIEWS_EXPORT TouchEventWatcher {
  public:
-  virtual void OnWindowManagerFrameValuesChanged() = 0;
+  virtual ~TouchEventWatcher() {}
 
-  virtual gfx::Point GetCursorScreenPoint() = 0;
-
-protected:
-  virtual ~ScreenMusDelegate() {}
+  virtual void OnTouchEventObserved(const ui::LocatedEvent& event,
+                                    const gfx::Point& location_in_screen,
+                                    Widget* target) = 0;
 };
 
 }  // namespace views
 
-#endif  // UI_VIEWS_MUS_SCREEN_MUS_DELEGATE_H_
+#endif  // UI_VIEWS_TOUCH_EVENT_WATCHER_H_