Gesture Recognizer: Make short long press time configurable.

ui/base/gestures/gesture_configuration.h

 // Copyright (c) 2012 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_BASE_GESTURES_GESTURE_CONFIGURATION_H_
 #define UI_BASE_GESTURES_GESTURE_CONFIGURATION_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "ui/base/ui_export.h"
 
 namespace ui {
 
 // TODO: Expand this design to support multiple OS configuration
 // approaches (windows, chrome, others).  This would turn into an
 // abstract base class.
 
 class UI_EXPORT GestureConfiguration {
  public:
   // Ordered alphabetically ignoring underscores, to align with the
   // associated list of prefs in gesture_prefs_aura.cc.
   static int default_radius() {
     return default_radius_;
   }
   static double long_press_time_in_seconds() {
     return long_press_time_in_seconds_;
   }
+  static double semi_long_press_time_in_seconds() {
+    return semi_long_press_time_in_seconds_;
+  }
   static double max_distance_for_two_finger_tap_in_pixels() {
     return max_distance_for_two_finger_tap_in_pixels_;
   }
   static void set_max_distance_for_two_finger_tap_in_pixels(double val) {
     max_distance_for_two_finger_tap_in_pixels_ = val;
   }
   static int max_radius() {
     return max_radius_;
   }
   static void set_long_press_time_in_seconds(double val) {
     long_press_time_in_seconds_ = val;
   }
+  static void set_semi_long_press_time_in_seconds(double val) {
+    semi_long_press_time_in_seconds_ = val;
+  }
   static double max_seconds_between_double_click() {
     return max_seconds_between_double_click_;
   }
   static void set_max_seconds_between_double_click(double val) {
     max_seconds_between_double_click_ = val;
   }
   static int max_separation_for_gesture_touches_in_pixels() {
     return max_separation_for_gesture_touches_in_pixels_;
   }
   static void set_max_separation_for_gesture_touches_in_pixels(int val) {
@@ skipping 90 matching lines @@
   // The maximum allowed distance between two fingers for a two finger tap. If
   // the distance between two fingers is greater than this value, we will not
   // recognize a two finger tap.
   static double max_distance_for_two_finger_tap_in_pixels_;
 
   // The maximum allowed size for the radius of a touch region used in
   // forming an ET_GESTURE_TAP event.
   static int max_radius_;
 
   static double long_press_time_in_seconds_;
+  static double semi_long_press_time_in_seconds_;
   static double max_seconds_between_double_click_;
   static double max_separation_for_gesture_touches_in_pixels_;
   static double max_swipe_deviation_ratio_;
   static double max_touch_down_duration_in_seconds_for_click_;
   static double max_touch_move_in_pixels_for_click_;
   static double min_distance_for_pinch_scroll_in_pixels_;
   static double min_flick_speed_squared_;
   static double min_pinch_update_distance_in_pixels_;
   static double min_rail_break_velocity_;
   static double min_scroll_delta_squared_;
   static double min_swipe_speed_;
   static double min_touch_down_duration_in_seconds_for_click_;
   static int points_buffered_for_velocity_;
   static double rail_break_proportion_;
   static double rail_start_proportion_;
 
   DISALLOW_COPY_AND_ASSIGN(GestureConfiguration);
 };
 
 }  // namespace ui
 
 #endif  // UI_BASE_GESTURES_GESTURE_CONFIGURATION_H_