content/browser/renderer_host/touchpad_tap_suppression_controller_aura.cc

   1 // Copyright (c) 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 #include "content/browser/renderer_host/touchpad_tap_suppression_controller.h"
   6
   7 #include "content/browser/renderer_host/render_widget_host_impl.h"
   8 #include "content/browser/renderer_host/tap_suppression_controller.h"
   9 #include "content/browser/renderer_host/tap_suppression_controller_client.h"
  10 #include "ui/base/gestures/gesture_configuration.h"
  11
  12 namespace content {
  13
  14 TouchpadTapSuppressionController::TouchpadTapSuppressionController(
  15     RenderWidgetHostImpl* rwhv)
  16     : render_widget_host_(rwhv),
  17       controller_(new TapSuppressionController(this)) {
  18 }
  19
  20 TouchpadTapSuppressionController::~TouchpadTapSuppressionController() {}
  21
  22 void TouchpadTapSuppressionController::GestureFlingCancel() {
  23   controller_->GestureFlingCancel();
  24 }
  25
  26 void TouchpadTapSuppressionController::GestureFlingCancelAck(bool processed) {
  27   controller_->GestureFlingCancelAck(processed);
  28 }
  29
  30 bool TouchpadTapSuppressionController::ShouldDeferMouseDown(
  31     const MouseEventWithLatencyInfo& event) {
  32   bool should_defer = controller_->ShouldDeferTapDown();
  33   if (should_defer)
  34     stashed_mouse_down_ = event;
  35   return should_defer;
  36 }
  37
  38 bool TouchpadTapSuppressionController::ShouldSuppressMouseUp() {
  39   return controller_->ShouldSuppressTapUp();
  40 }
  41
  42 int TouchpadTapSuppressionController::MaxCancelToDownTimeInMs() {
  43   return ui::GestureConfiguration::fling_max_cancel_to_down_time_in_ms();
  44 }
  45
  46 int TouchpadTapSuppressionController::MaxTapGapTimeInMs() {
  47   return ui::GestureConfiguration::fling_max_tap_gap_time_in_ms();
  48 }
  49
  50 void TouchpadTapSuppressionController::DropStashedTapDown() {
  51 }
  52
  53 void TouchpadTapSuppressionController::ForwardStashedTapDownForDeferral() {
  54   // Mouse downs are not handled by gesture event filter; so, they are
  55   // immediately forwarded to the renderer.
  56   render_widget_host_->ForwardMouseEventImmediately(stashed_mouse_down_);
  57 }
  58
  59 void TouchpadTapSuppressionController::ForwardStashedTapDownSkipDeferral() {
  60   // Mouse downs are not handled by gesture event filter; so, they are
  61   // immediately forwarded to the renderer.
  62   render_widget_host_->ForwardMouseEventImmediately(stashed_mouse_down_);
  63 }
  64
  65 }  // namespace content