[PATCH 5/11] ozone: evdev: Replace dispatch callbacks with an interface

ui/events/ozone/evdev/tablet_event_converter_evdev.cc

 // Copyright 2014 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.
 
 #include "ui/events/ozone/evdev/tablet_event_converter_evdev.h"
 
 #include <errno.h>
 #include <linux/input.h>
 
 #include "base/message_loop/message_loop.h"
 #include "ui/events/event.h"
+#include "ui/events/ozone/evdev/device_event_dispatcher_evdev.h"
 
 namespace ui {
 
 TabletEventConverterEvdev::TabletEventConverterEvdev(
     int fd,
     base::FilePath path,
     int id,
     InputDeviceType type,
     CursorDelegateEvdev* cursor,
     const EventDeviceInfo& info,
-    const MouseMoveEventDispatchCallback& mouse_move_callback,
-    const MouseButtonEventDispatchCallback& mouse_button_callback)
+    DeviceEventDispatcherEvdev* dispatcher)
     : EventConverterEvdev(fd, path, id, type),
       cursor_(cursor),
-      mouse_move_callback_(mouse_move_callback),
-      mouse_button_callback_(mouse_button_callback),
+      dispatcher_(dispatcher),
       stylus_(0),
       abs_value_dirty_(false) {
   x_abs_min_ = info.GetAbsMinimum(ABS_X);
   x_abs_range_ = info.GetAbsMaximum(ABS_X) - x_abs_min_ + 1;
   y_abs_min_ = info.GetAbsMinimum(ABS_Y);
   y_abs_range_ = info.GetAbsMaximum(ABS_Y) - y_abs_min_ + 1;
 }
 
 TabletEventConverterEvdev::~TabletEventConverterEvdev() {
   Stop();
@@ skipping 100 matching lines @@
   else
     return;
 
   if (abs_value_dirty_) {
     UpdateCursor();
     abs_value_dirty_ = false;
   }
 
   bool down = input.value;
 
-  mouse_button_callback_.Run(MouseButtonEventParams(
+  dispatcher_->DispatchMouseButtonEvent(MouseButtonEventParams(
       id_, cursor_->GetLocation(), button, down, false /* allow_remap */));
 }
 
 void TabletEventConverterEvdev::FlushEvents() {
   if (!cursor_)
     return;
 
   // Prevent propagation of invalid data on stylus lift off
   if (stylus_ == 0) {
     abs_value_dirty_ = false;
     return;
   }
 
   if (!abs_value_dirty_)
     return;
 
   UpdateCursor();
 
-  mouse_move_callback_.Run(MouseMoveEventParams(id_, cursor_->GetLocation()));
+  dispatcher_->DispatchMouseMoveEvent(
+      MouseMoveEventParams(id_, cursor_->GetLocation()));
 
   abs_value_dirty_ = false;
 }
 
 }  // namespace ui