File: input_router_config_helper.cc

package info (click to toggle)
chromium 139.0.7258.127-1
  • links: PTS, VCS
  • area: main
  • in suites:
  • size: 6,122,068 kB
  • sloc: cpp: 35,100,771; ansic: 7,163,530; javascript: 4,103,002; python: 1,436,920; asm: 946,517; xml: 746,709; pascal: 187,653; perl: 88,691; sh: 88,436; objc: 79,953; sql: 51,488; cs: 44,583; fortran: 24,137; makefile: 22,147; tcl: 15,277; php: 13,980; yacc: 8,984; ruby: 7,485; awk: 3,720; lisp: 3,096; lex: 1,327; ada: 727; jsp: 228; sed: 36
file content (63 lines) | stat: -rw-r--r-- 2,185 bytes parent folder | download | duplicates (6)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "components/input/input_router_config_helper.h"

#include "base/command_line.h"
#include "base/task/single_thread_task_runner.h"
#include "build/build_config.h"
#include "ui/events/gesture_detection/gesture_configuration.h"
#include "ui/events/gesture_detection/gesture_detector.h"

namespace input {
namespace {

PassthroughTouchEventQueue::Config CreateTouchEventQueueConfig(
    scoped_refptr<base::SingleThreadTaskRunner> task_runner) {
  PassthroughTouchEventQueue::Config config;

#if BUILDFLAG(IS_ANDROID)
  // For historical reasons only Android enables the touch ack timeout.
  config.touch_ack_timeout_supported = true;
#else
  config.touch_ack_timeout_supported = false;
#endif
  config.task_runner = task_runner;
  return config;
}

GestureEventQueue::Config GetGestureEventQueueConfig() {
  GestureEventQueue::Config config;
  ui::GestureConfiguration* gesture_config =
      ui::GestureConfiguration::GetInstance();
  config.debounce_interval =
      base::Milliseconds(gesture_config->scroll_debounce_interval_in_ms());

  config.fling_config.touchscreen_tap_suppression_config.enabled =
      gesture_config->fling_touchscreen_tap_suppression_enabled();
  config.fling_config.touchscreen_tap_suppression_config
      .max_cancel_to_down_time =
      base::Milliseconds(gesture_config->fling_max_cancel_to_down_time_in_ms());

  config.fling_config.touchpad_tap_suppression_config.enabled =
      gesture_config->fling_touchpad_tap_suppression_enabled();
  config.fling_config.touchpad_tap_suppression_config.max_cancel_to_down_time =
      base::Milliseconds(gesture_config->fling_max_cancel_to_down_time_in_ms());

  return config;
}

}  // namespace

InputRouter::Config::Config() = default;

InputRouter::Config GetInputRouterConfigForPlatform(
    scoped_refptr<base::SingleThreadTaskRunner> task_runner) {
  InputRouter::Config config;
  config.gesture_config = GetGestureEventQueueConfig();
  config.touch_config = CreateTouchEventQueueConfig(std::move(task_runner));
  return config;
}

}  // namespace input