ui/views/mouse_constants.h

   1 // Copyright 2013 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_VIEWS_MOUSE_CONSTANTS_H_
   6 #define UI_VIEWS_MOUSE_CONSTANTS_H_
   7
   8 #include "base/basictypes.h"
   9
  10 namespace views {
  11
  12 // The amount of time the mouse should be down before a mouse release is
  13 // considered intentional. This is to prevent spurious mouse releases from
  14 // activating controls, especially when some UI element is revealed under the
  15 // source of the activation (ex. menus showing underneath menu buttons).
  16 const int kMinimumMsPressedToActivate = 200;
  17
  18 // The amount of time, in milliseconds, between clicks until they're
  19 // considered intentionally different.
  20 const int kMinimumMsBetweenButtonClicks = 100;
  21
  22 }  // namespace views
  23
  24 #endif  // UI_VIEWS_MOUSE_CONSTANTS_H_